CN221266012U

CN221266012U - Household paper

Info

Publication number: CN221266012U
Application number: CN202420150796.8U
Authority: CN
Inventors: 张力国; 戚剑青
Original assignee: Taisheng Technology Group Co ltd
Current assignee: Taisheng Technology Group Co ltd
Priority date: 2024-01-22
Filing date: 2024-01-22
Publication date: 2024-07-05
Anticipated expiration: 2034-01-22

Abstract

The embodiment of the utility model provides a household paper, which comprises a paper web, wherein tearing lines extending along the width direction of the paper web are sequentially arranged at intervals along the length direction of the paper web, the tearing lines comprise a middle area and edge areas positioned at two sides of the middle area, the middle area comprises a plurality of middle punching sections, the side areas comprise a plurality of side punching sections, the length of each side punching section is larger than that of each middle punching section, the first punching section between adjacent paper sheets forms an extremely long punching section through the arrangement mode, even if the paper web or the paper web is subjected to transverse position change in the slitting process, a slitting knife can still slit at the position corresponding to the punching section, so that an easy-to-tear opening is formed, the paper web is convenient for a user to tear, meanwhile, the paper web still has enough strength, and is not easy to break.

Description

Household paper

Technical Field

The utility model relates to a piece of household paper.

Background

Because of its convenient use, the paper with virtual tangent line has been widely used in daily life, such as common roll paper, coreless roll paper, continuously folded and tearable paper.

These paper for daily use are generally provided with virtual tangential lines along the width direction thereof, and these virtual tangential lines form through holes in a grid at intervals of a certain length along the width direction of the paper for daily use, and these through holes reduce the strength of the paper web at corresponding positions, thereby facilitating tearing by people, and thus facilitating use.

However, this form, which is currently adopted, has the following problems:

1. At present, the production of the household papers is generally carried out by adopting a rewinder, after a virtual cutter is used for carrying out virtual cutting on the paper web, a plurality of dividing cutters arranged along the transverse direction are used for dividing the paper web into narrow paper webs, but in practice, the phenomenon that when the paper web is divided, the length of an initial punching section just divided into a connecting section or one side is insufficient when the partial cutters are divided due to factors such as the shape of a paper roll, the position change of the paper web in movement and the like, so that a consumer is difficult to tear the paper web in the use process, but when the virtual cutting ratio is increased, the strength of the paper web in the MD direction is insufficient, and the paper breaking phenomenon is easy to occur;

2. Particularly for thinner sheets, in the form of the conventional fixed virtual cut ratio, the edge is easy to break when tearing.

Therefore, a new technical solution is needed to solve the above technical problems.

Disclosure of utility model

Therefore, the utility model provides the roll paper for daily use, so as to solve the technical problems.

The utility model provides a household paper, includes the paper web, is provided with the tear line that extends along the width direction of this paper web along interval in proper order on this paper web length direction, the tear line include middle part district and be located the marginal zone of middle part district both sides, wherein, including a plurality of well perforating sections in the middle part district, including a plurality of side perforating sections in the lateral part district, the length of side perforating section be greater than well perforating section.

Wherein the web includes a first edge line, the side perforated section includes a first perforated section, and the first perforated section intersects the first edge line.

Wherein, the virtual cutting ratio of the tearing line is 4: 1-20:1.

Wherein, well punching section include the second section of punching, from second perforation Duan Xiangdi dozen Kong Duanfang upwards well punching section's length increases in proper order.

The middle area further comprises a plurality of middle connecting sections, the side areas further comprise a plurality of side connecting sections, the middle connecting sections and the middle punching sections are alternately arranged, the side connecting sections and the side punching sections are alternately arranged, and the lengths of the side connecting sections and the middle connecting sections are equal.

Wherein the length of the first perforated section is greater than 3mm.

Wherein the web further comprises a second edge line, the side perforated section comprises a third perforated section, the third perforated section intersects the second edge line, and the ratio of the length of the third perforated section to the length of the first perforated section is 0.8-1.2.

Wherein, the lengths of the side punching sections positioned in the side areas are equal, and the lengths of the middle punching sections positioned in the middle area are equal.

Wherein the length of the side connecting section is 0.8-2.5 mm, and the length of the middle connecting section is 0.5-2.0 mm.

The paper for daily use is roll paper for daily use, and the paper web is wound on a paper core tube.

The beneficial effects are that: the embodiment of the utility model provides a household paper, which comprises a paper web, wherein tearing lines extending along the width direction of the paper web are sequentially arranged at intervals along the length direction of the paper web, the tearing lines comprise a middle area and edge areas positioned at two sides of the middle area, the middle area comprises a plurality of middle punching sections, the side areas comprise a plurality of side punching sections, the length of each side punching section is larger than that of each middle punching section, the first punching section between adjacent paper sheets forms an extremely long punching section through the arrangement mode, even if the paper web or the paper web is subjected to transverse position change in the slitting process, a slitting knife can still slit at the position corresponding to the punching section, so that an easy-to-tear opening is formed, the paper web is convenient for a user to tear, meanwhile, the paper web still has enough strength, and is not easy to break.

Drawings

FIG. 1 is a schematic view of a household paper according to an embodiment of the present utility model;

FIG. 2 is a front view of the web of FIG. 1;

a household paper 10; a paper web 11; a paper section 110; a first edge line 111; a second edge line 112; a middle region 113; a left edge region 114; a right edge region 115; a tear line 12; a middle perforated section 121; a middle connecting section 122; a side perforated section 123; a first perforated section 1231; a second perforated section 1232; a side connection section 124; a paper core tube 13.

Detailed Description

Referring to fig. 1 to 2, a paper 10 in the form of a roll according to an embodiment of the present utility model includes a paper core 13 and a paper web 11 wound around the paper core 13, and it is understood that in other embodiments, the paper web 11 may be directly rolled into a solid form or the paper may be folded in a Z-type manner.

It will be appreciated that the web 11 is continuous along its length.

In addition, the paper web 11 may be a cellulose fiber tissue paper, or may be a thin material such as a nonwoven fabric, cotton cloth, or the like, and when the paper web 11 is a cellulose fiber tissue paper, it is preferable to use a wet creped paper, more specifically, a paper sheet in which fine wrinkles are formed on the surface of the paper sheet by the paper sheet being abutted against a doctor blade provided on, for example, a yankee dryer at a high speed in a papermaking process.

In general, the crepe paper is formed by using a fibrous raw material, in this example, but not limited to, wood pulp fibers, bamboo pulp fibers, and cane pulp fibers commonly used in the art can be used in this embodiment, in a preferred embodiment, NBKP (conifer bleached sulfate pulp) and LBKP (broadleaf bleached sulfate pulp) can be selected in a suitable ratio, and in a typical embodiment, the ratio of NBKP to LBKP can be 20:80-80: 20.

In addition, in the present embodiment, the basis weight and thickness of the paper web 11 are not limited, and the basis weight of the paper web 11 may be 10 to 80g/m ², and the thickness of the paper web 11 may be 20 μm to 400 μm.

The tearing lines 12 are sequentially arranged at intervals along the length direction of the paper web 11 and extend along the width direction of the paper web 11, the tearing lines 12 are used for dividing the paper web 11 into predetermined lengths so as to facilitate a user to conveniently tear the living paper with the predetermined lengths from the paper web 11 along the tearing lines 12 when in use, and it is understood that the paper webs separated by the adjacent tearing lines 12 can be called paper segments 110, and the paper segments 110 are formed into separate sheets after being torn.

Typically, the length direction of the web 11 is the MD direction of the web 11, the width direction of the web 11 is the CD direction of the web 11, which is also referred to as the machine direction, is the direction parallel to the direction of paper flow through the papermaking apparatus, and the CD direction is also referred to as the cross-machine direction, is the direction perpendicular to the machine direction in the X-Y plane.

The paper web 11 includes a pair of edge lines, for convenience of description, a left edge line is referred to as a first edge line 111, a right edge line is referred to as a second edge line 112, the tearing line 12 penetrates through the first edge line 111 and the second edge line 112, so that a user can tear the paper web 11 along the whole width direction of the paper web 11 without any associated phenomenon, and it is understood that the width of the paper web 11 is the distance between the first edge line 111 and the second edge line 112, and the width of the paper web 11 is not limited in this embodiment, and in one embodiment, the width of the paper web 11 may be 50-250 mm.

The tearing line 12 comprises a middle area 113 and edge areas positioned at two sides of the middle area 113, wherein the middle area 113 comprises a plurality of middle punching sections 121, the side areas comprise a plurality of side punching sections 123, and the length of the side punching sections 123 is larger than that of the middle punching sections 121.

In this embodiment, the edge regions include a left edge region 114 and a right edge region 115, where the left edge region 114 includes a first edge line 111 and the right edge region 115 includes a second edge line 112.

It will be appreciated that the middle section 113 further includes a plurality of middle connecting sections 122, the side sections further include a plurality of side connecting sections 124, the middle connecting sections 122 and the middle perforated sections 121 are alternately arranged, and the side connecting sections 124 and the side perforated sections 123 are alternately arranged.

Further, the side perforated section 123 includes a first perforated section 1231, and the first perforated section 1231 intersects the first edge line 111 such that the tear line 12 is in an open position at the edge of the web 11, through which a user can easily tear the web 11 along the tear line 12.

Further, the middle punching section 121 includes a second punching section 1232, and the second punching section 1232 is a punching section located in the middle of the paper web 11, and the lengths of the middle punching section 121 in the direction from the second punching section 1232 to the first punching section 1231 sequentially increase.

Further, the length of the side connecting section 124 is greater than the length of the middle connecting section 122.

Further, the virtual cut ratio of the tear line 12 in the side regions is substantially equal to the virtual cut ratio of the tear line 12 in the middle region 113, the virtual cut ratio is the ratio of the length of the perforated section to the length of the connecting section of the tear line 12 in the corresponding region, and more preferably, the virtual cut ratio of the tear line 12 in the side regions is equal to the virtual cut ratio of the tear line 12 in the middle region 113.

Further, the virtual cut ratio of the tear line 12 is 4:1 to 20:1, more preferably 5:1 to 15:1.

Further, the length of the first perforated section 1231 is greater than 3mm, and more preferably, the length of the first perforated section 1231 is greater than 4mm.

Further, the side punching section includes a third punching section, the third punching section intersects with the second edge line, and the ratio of the length of the third punching section to the length of the first punching section is 0.8-1.2, which can be understood that the third punching section is a punching section located in the right edge area.

In one other embodiment, the side perforated sections 123 in the side regions are all equal in length, while the middle perforated section 121 in the middle region 113 is also all equal in length.

Further, when the lengths of the side perforated sections 123 in the side regions are equal and the lengths of the middle perforated sections 121 in the middle region 113 are equal, the length of the side connecting sections 124 is preferably 0.8 to 2.5mm, and the length of the middle connecting sections 122 is preferably 0.5 to 2.0mm.

Through the above-mentioned setting mode for first perforation section 1231 between the adjacent paper forms a very long section of punching, even receive scroll or web 11 to take place transverse position change in cutting the in-process, the cutting knife still can cut in the position that the section corresponds that punches, thereby form and tear the mouth easily, convenient to use ware tears, simultaneously, can make web 11 still have sufficient intensity through above-mentioned setting, be difficult to take place the paper phenomenon of breaking, in addition, this kind of mode also can be applicable to thinner thin paper, appear tearing the phenomenon when being difficult to appear in the edge.

The foregoing description is only of embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a household paper, includes the paper web, its characterized in that is provided with the tear line that extends along the width direction of this paper web along the interval in proper order on this paper web length direction, the tear line include middle part district and be located the marginal zone of middle part district both sides, wherein, include a plurality of well perforating sections in the middle part district, include a plurality of side perforating sections in the lateral part district, the length of side perforating section be greater than well perforating section.

2. The tissue of claim 1 wherein the web includes a first edge line and the side perforated section includes a first perforated section, the first perforated section intersecting the first edge line.

3. The household paper according to claim 2, wherein the tear line has a virtual cut ratio of 4: 1-20:1.

4. The tissue of claim 2 wherein said middle perforated section comprises a second perforated section, from which is

The length of the perforated section increases in sequence towards the middle perforated section in the first Kong Duanfang upwards.

5. The household paper of claim 2, wherein the middle section further comprises a plurality of middle connecting sections, the side sections further comprise a plurality of side connecting sections, the middle connecting sections and the middle punching sections are alternately arranged, the side connecting sections and the side punching sections are alternately arranged, and the lengths of the side connecting sections and the middle connecting sections are equal.

6. The tissue of claim 2 wherein the first perforated section has a length of greater than 3mm.

7. The tissue of claim 2 wherein the web further comprises a second edge line and the side perforated section comprises a third perforated section, the third perforated section intersecting the second edge line and having a ratio of length of the third perforated section to the length of the first perforated section of between 0.8 and 1.2.

8. The tissue paper of claim 7 wherein the side perforated sections in the side sections are all of equal length and the middle perforated section in the middle section is also of equal length.

9. The household paper according to claim 7, wherein the length of the side connecting section is 0.8-2.5 mm, and the length of the middle connecting section is 0.5-2.0 mm.

10. The paper of claim 2, wherein said paper is a roll paper and said web is wound on a paper core.