CN109677768B - PE plastic packaging bag - Google Patents

PE plastic packaging bag Download PDF

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Publication number
CN109677768B
CN109677768B CN201910157561.5A CN201910157561A CN109677768B CN 109677768 B CN109677768 B CN 109677768B CN 201910157561 A CN201910157561 A CN 201910157561A CN 109677768 B CN109677768 B CN 109677768B
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China
Prior art keywords
bag
bag body
concave
hanging
piece
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CN201910157561.5A
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Chinese (zh)
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CN109677768A (en
Inventor
王顺
李鹏程
杨大鹏
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ZHEJIANG GANGFA SOFT PACKAGE Co.,Ltd.
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Zhejiang Gangfa Soft Package Co ltd
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Priority to CN201910157561.5A priority Critical patent/CN109677768B/en
Publication of CN109677768A publication Critical patent/CN109677768A/en
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Publication of CN109677768B publication Critical patent/CN109677768B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/14—Suspension means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/007—Details of, or accessories for, sacks or bags for facilitating the separation of the two walls, e.g. walls of inequal height, tabs; for maintaining the mouth of the sack or bag open

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)

Abstract

The invention belongs to the technical field of packaging bags, and particularly relates to a PE plastic packaging bag which comprises a bag body and hanging pieces for serially connecting a plurality of packaging bags in a threading manner; the a area in the middle of the upper end of the bag body is pressed with a concave line through indenting, and the concave line is used for enabling the packaging bag to be easily rubbed open by a user with fingers. The packaging bag can be opened quickly, so that a user can put objects into the packaging bag more conveniently, and meanwhile, the packaging bag has good bearing capacity and high tensile strength.

Description

PE plastic packaging bag
Technical Field
The invention belongs to the technical field of packaging bags, and particularly relates to a PE plastic packaging bag.
Background
The packaging bag is a bag for packaging various foods and articles, the consumption level of people is continuously improved along with the development of the society, and simultaneously, along with the rising of the takeaway industry, a large amount of takeaway distribution is carried out every day, so that the packaging bag is more and more used.
The current wrapping bag majority is the plastic bag of constituteing through two front and back thin slices, this type takes the wrapping bag to be a batch wrapping bag pressfitting together usually, make the existence because of not having the air between two thin slices in the front and back of single wrapping bag, adsorb each other between two thin slices in the front and back of wrapping bag and be difficult for opening together, the user can not be easy open the wrapping bag and put into the wrapping bag with article, thereby make the use of wrapping bag inconvenient, and the pulling strength of current wrapping bag is not good, during the delivery, the article of delivery rocks easily in the wrapping bag, consequently, along with the use of wrapping bag more and more frequent, need a wrapping bag that specially supplies the delivery to solve the wrapping bag and be difficult for opening on the market, the problem that article in.
Disclosure of Invention
In order to make up for the defects of the prior art, the PE plastic packaging bag provided by the invention is mainly used for solving the problems that the packaging bag is not easy to open and is inconvenient to use.
The technical scheme adopted by the invention for solving the technical problems is as follows: the PE plastic packaging bag comprises a bag body and hanging pieces for serially connecting a plurality of packaging bags in a threading manner; the a area in the middle of the upper end of the bag body is pressed with a concave line through indenting, and the concave line is used for enabling the packaging bag to be easily rubbed open by a user with fingers.
When the bag opening device works, a batch of packaging bags are put together through the thread rope, a user pulls the packaging bags when needing to pull the packaging bags, the user rubs the area a of the packaging bags through fingers, the first concave grain arranged at the area a increases the friction force between the fingers of the user and the packaging bags, so that the user can more conveniently rub the area a of the packaging bags to form an opening, meanwhile, the air can more conveniently enter the area a when the area a on the packaging bags is rubbed open through the first concave grain, the air supports the front and rear sheets of the bag body in the area a, the adsorption force generated by the front and rear sheets of the bag body in the area a is reduced, and the packaging bags are easier to open; the first concave grain can be divided into a plurality of different shapes, when the first concave grain is circular, when a user rubs the area a of the bag body, the abrasion of the fingers of the user is small, so that the fingers of the user are more comfortable when the user rubs the packaging bag for a long time; when the first concave grain is rectangular, the friction force between the fingers of the user and the first concave grain is large, so that the user can conveniently rub the area a of the packaging bag, the user can quickly rub the area a of the packaging bag, and the efficiency of rubbing the packaging bag by the user is improved; when the first concave grain is a triangle with an upward vertex angle, when a user rubs the a area of the bag body, the first concave grain can enter air more quickly at the vertex angle of the triangle, so that the packaging bag can be opened more conveniently.
Preferably, the first concave veins in the area a are divided into a plurality of layers from top to bottom, and the first concave veins between two adjacent layers are arranged in a staggered mode. The adjacent two-layer concave grain is staggered between for when relative motion about two between the wrapping bag front and back, can not collide each other between the concave grain on the thin slice of bag body the place ahead and the concave grain on the thin slice of bag body rear, made things convenient for the rubbing motion between the a region of the bag body, make the wrapping bag more conveniently open.
Preferably, the bag body is internally pressed with a plurality of groups of second concave veins, the second concave veins in each group form a belt shape, the starting point of the second concave veins is located in the area a, and the tail ends of the second concave veins are respectively located at the left side edge and the right side edge of the middle part of the bag body and on the left bottom foot and the right bottom foot of the bag body. When a user rubs the area a of the bag body, air gradually enters the area a of the bag body, an air inlet is formed in the middle position of the upper end of the bag body, the front sheet and the rear sheet of the whole bag body can move relatively along with the rubbing of the area a of the bag body, external air enters the bag body due to the relative movement of the front sheet and the rear sheet of the whole bag body, the amount of air entering the bag body is increased due to the second concave grains arranged in the bag body, so that the suction force between the front sheet and the rear sheet of the bag body is reduced, the packaging bag is convenient to open, meanwhile, the tensile strength of the packaging bag is increased due to the second concave grains on the bag body, the packaging bag is more stereoscopic, articles can be conveniently dispensed and placed into the packaging bag, the packaging bag can be quickly opened, and the friction force of the second concave grains on the packaging bag on the articles is applied to, the goods can not shake in the distribution process, and the stability of goods distribution is improved.
Preferably, be equipped with the through wires hole that supplies the threading to hang on hanging the piece, hang and be equipped with the hole of cutting apart that the bag body and hanging piece separation be convenient for between the piece and the bag body, hang the piece and divide into two front and back, the through wires hole dislocation each other on two front and back hanging pieces. When the wrapping bag uses, the through wires hole that the user of service person passes through the wrapping bag hangs on the piece establishes ties together with a batch of wrapping bag, only need pull the bag body of wrapping bag during the use, the bag body and hang cut apart the hole between the piece and make the bag body and hang and can be by convenient pulling separation between the piece, it divides into around two and around two through wires hole dislocation each other, make user of service person when pulling the bag body, singly hang the earlier atress of piece, and drive this and hang piece below and correspond a thin slice on the bag body and take place relative motion for another thin slice on the bag body, thereby make the bag body open, make the wrapping bag can be quick open.
Preferably, the suspension piece divide into two front and back, and the upper end coincidence is gone up with the suspension piece in the place ahead to the suspension piece in rear, and the lower extreme of the suspension piece in rear and the suspension piece in place ahead is located the both sides of bag body central line respectively. Because of the coincidence of the upper end of two front and back hanging pieces, the hanging piece at rear and the lower extreme of the hanging piece in the place ahead are located the both sides of bag body central line respectively for when the user pulls the bag body, two front and back hanging pieces drive the thin slice of the bag body that corresponds respectively and produce a power of pulling to both sides, make two hanging pieces drive the corresponding front and back thin slice on the bag body and produce relative displacement, make the wrapping bag can be quick open.
Preferably, be equipped with No. three dimpled grains on the bag body top edge, No. three dimpled grains are along the pitch arc evenly distributed of the top edge of the bag body. The setting up of No. three concave veins makes during user of service rubs the a region of wrapping bag upper end, the power of dragging about the department receives outside the edge of wrapping bag upper end, the setting up of No. three concave veins makes the air of wrapping bag upper end can get into in the No. three concave veins of the outer edge department of wrapping bag upper end, make the thin slice of the outer edge department of wrapping bag upper end can alternate segregation, make user of service can be through pulling the thin slice of the alternate segregation of wrapping bag upper end with quick the opening of wrapping bag, make the wrapping bag be convenient for open, No. three concave veins of wrapping bag upper end make the wrapping bag when packing big object, No. three concave veins's frictional force has avoided rocking of delivery object, the stability of delivery object has been.
Preferably, the three-number concave veins are strip-shaped. No. three dimpled grains are the strip for during the air can be quick get into No. three dimpled grains of wrapping bag upper end, make the wrapping bag can be quick open, when the banding No. three dimpled grains make the handle at user of lift wrapping bag both ends simultaneously, the handle at wrapping bag both ends can possess great extension, has improved the pulling strength of wrapping bag both ends handle department. Two tensioning ropes are horizontally arranged on the outer surface of the bag body; one tensioning rope is arranged at one side close to the upper edge of the bag body, and the other tensioning rope is arranged close to the bottom of the bag body; a covering strip is arranged on the outer side of the tensioning rope; the upper edge and the lower edge of the covering strip are connected with the bag body through a hot pressing process; the tensioning rope is tightened, so that objects in the bag body can be bundled, the objects in the bag body can be fixed, and the requirements of the packaging bag under different use environments are met; simultaneously, two upper and lower taut ropes twine and can be used for carrying the wrapping bag after together for the wrapping bag can be used for holding the great article of length size, can fix the back through the handle of wrapping bag to article, through taut rope conduct carrying handle, and then make the application range of this wrapping bag wider.
Preferably, rectangular notches are uniformly arranged on the upper edge and the lower edge of the covering strip, and the covering strip between the upper rectangular notch and the lower rectangular notch is arranged in a corrugated shape; in the process of tightening the tensioning rope, the corrugated covering strip between the upper rectangular notch and the lower rectangular notch is folded and contracted, so that the covering strip is easier to contract, and can be uniformly contracted, further the contracted folds are uniformly contacted with an article, and the accommodating process is more stable; the cover strip after folding the shrink simultaneously increases to the pressure of taut rope, and then makes taut rope relax automatically after taut, and then has realized that quick tie article, and then has improved the convenience.
The invention has the following beneficial effects:
1. according to the invention, the first concave grain is arranged in the area a in the middle position of the upper end of the packaging bag, so that a user can rub the area a on the bag body of the packaging bag when using the packaging bag, the area a of the packaging bag can be smoothly rubbed out of an opening, and the user can smoothly open the packaging bag by pulling the opening.
2. According to the invention, through dislocation of the threading holes of the front and the rear hanging pieces of the packaging bag, when a user pulls the packaging bag, the single hanging piece of the packaging bag drives the thin sheet on the corresponding packaging bag to move relative to the other hanging piece and the thin sheet, so that the packaging bag is pulled open, and the packaging bag is more convenient to use.
3. According to the invention, the second concave grain is arranged on the bag body, so that when a user rubs the area a on the packaging bag, air can firstly enter the first concave grain in the area a of the packaging bag, and then the air enters the second concave grain of the packaging bag, so that the bag body is opened, the packaging bag is convenient to open, meanwhile, the extension amount of the bag body of the packaging bag is increased by the arrangement of the second concave grain, and the tensile strength of the packaging bag is increased.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the construction of the obliquely arranged suspension blade of the present invention;
FIG. 3 is an enlarged view at A in FIG. 1;
FIG. 4 is a view from the direction B of FIG. 1;
in the figure: the bag comprises a bag body 1, a third concave line 11, a hanging piece 2, a threading hole 21, a dividing hole 22, a first concave line 3, a second concave line 4, a tensioning rope 5, a covering strip 6 and a rectangular notch 61.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the PE plastic packing bag according to the present invention comprises a bag body 1 and a hanging sheet 2 for threading a plurality of packing bags in series; an area a in the middle of the upper end of the bag body 1 is pressed with a concave line 3 through indenting, and the concave line 3 is used for enabling the packaging bag to be easily rubbed open by a user with fingers.
When the bag opening device works, a batch of packaging bags are put together through the thread rope, a user pulls the packaging bags when needing to pull the packaging bags, the user rubs the area a of the packaging bags through fingers, the first concave grains 3 arranged at the area a increase the friction force between the fingers of the user and the packaging bags, so that the user can more conveniently rub the area a of the packaging bags to form an opening, meanwhile, the first concave grains 3 enable air to more conveniently enter the area a when the area a of the packaging bags is rubbed open, the air supports the front and rear sheets of the bag body 1 in the area a, the adsorption force generated by the front and rear sheets of the bag body 1 in the area a is reduced, and the packaging bags are easier to open; the first concave grain 3 can be divided into a plurality of different shapes, when the first concave grain 3 is round, when a user rubs the area a of the bag body 1, the abrasion of the fingers of the user is small, so that the fingers of the user are more comfortable when the user rubs the packaging bag for a long time; when the first concave grain 3 is rectangular, the friction force between the fingers of the user and the first concave grain 3 is large, so that the user can conveniently rub the area a of the packaging bag, the user can quickly rub the area a of the packaging bag, and the efficiency of rubbing the packaging bag by the user is improved; when the first concave grain 3 is a triangle with an upward vertex angle, and a user rubs the area a of the bag body 1, the first concave grain 3 can enter air more quickly at the vertex angle of the triangle, so that the packaging bag can be opened more conveniently.
As an embodiment of the invention, the first concave veins 3 in the area a are divided into a plurality of layers from top to bottom, and the first concave veins 3 between two adjacent layers are arranged in a staggered mode. Staggered arrangement between adjacent two-layer dimpled grain 3 for when relative motion about two around the wrapping bag between, No. one dimpled grain 3 on the 1 place ahead thin slice of the bag body and No. one dimpled grain 3 on the thin slice of the 1 rear of the bag body can not collide each other, made things convenient for rubbing between the a region of the bag body 1 and moved, make the wrapping bag more conveniently open.
As an embodiment of the invention, a plurality of groups of second concave veins 4 are also pressed in the bag body 1, the second concave veins 4 in each group form a belt shape, the starting point of the second concave veins 4 is located in the area a, and the tail ends of the second concave veins 4 are respectively located at the left side and the right side of the middle part of the bag body and on the left bottom foot and the right bottom foot of the bag body 1. When a user rubs the area a of the bag body 1, air gradually enters the area a of the bag body 1, so that an air inlet is formed in the middle position of the upper end of the bag body 1, the front sheet and the rear sheet of the whole bag body 1 can move relatively along with the rubbing of the area a of the bag body 1, the outside air enters the bag body 1 due to the relative movement of the front sheet and the rear sheet of the whole bag body 1, the air entering the bag body 1 is increased due to the second concave grains 4 arranged in the bag body 1, so that the suction force between the front sheet and the rear sheet of the bag body 1 is reduced, the packaging bag is convenient to open, the tensile strength of the packaging bag is increased due to the second concave grains 4 on the bag body 1, the packaging bag has a three-dimensional effect, the packaged articles can be conveniently placed into the packaging bag, the packaging bag can be quickly opened, the articles can be further conveniently placed into the packaging bag, and the friction force, the goods can not shake in the distribution process, and the stability of goods distribution is improved.
As an embodiment of the invention, the hanging sheet 2 is provided with a threading hole 21 for threading and hanging, a dividing hole 22 for separating the bag body 1 from the hanging sheet 2 is arranged between the hanging sheet 2 and the bag body 1, the hanging sheet 2 is divided into a front hanging sheet and a rear hanging sheet, and the threading holes 21 on the front hanging sheet 2 and the rear hanging sheet 2 are staggered. During the wrapping bag uses, the through wires hole 21 that the user of service passes through the wrapping bag hangs 2 with a batch of wrapping bags is established ties together, only need pull the bag body 1 of wrapping bag during the use, the bag body 1 and hang cut apart hole 22 between the piece 2 and make the bag body 1 and hang and can be by convenient the separation of pulling between the piece 2, it is two around two and two through wires hole 21 on the front and back dislocation each other to hang piece 2, make the user of service when pulling the bag body 1, singly hang 2 earlier atress of piece, and it takes place relative motion for another thin slice on the bag body 1 to drive this and hang 2 below correspondence bags body 1, thereby make bag body 1 open, make the wrapping bag can be quick open.
The hanging piece 2 is divided into a front hanging piece and a rear hanging piece, the upper ends of the hanging piece 2 at the rear and the hanging piece 2 at the front are coincided, and the lower ends of the hanging piece 2 at the rear and the hanging piece 2 at the front are respectively positioned at two sides of the central line of the bag body 1. Because of the coincidence of the upper end of two front and back hanging pieces 2, the lower extreme of the hanging piece 2 in rear and the hanging piece 2 in the place ahead is located the both sides of 1 central line of the bag body respectively for when the user pulls the bag body 1, two front and back hanging pieces 2 drive the thin slice of the bag body 1 that corresponds respectively and produce a pulling force to both sides, make two hanging pieces 2 drive the front and back thin slice that corresponds on the bag body 1 and produce relative displacement, make the wrapping bag can be quick open.
As an embodiment of the invention, the upper edge of the bag body 1 is provided with a third concave grain 11, and the third concave grain 11 is uniformly distributed along an arc line of the upper edge of the bag body 1. No. three dimpled grain 11's setting makes during user of service rubs the area of a of wrapping bag upper end, the power of dragging about the outer edge department of wrapping bag upper end receives, No. three dimpled grain 11's setting makes the air of wrapping bag upper end can get into the outer edge department of wrapping bag upper end in No. three dimpled grain 11, make the outer thin slice of edge department of wrapping bag upper end can alternate segregation, make user of service can be through the thin slice of dragging wrapping bag upper end alternate segregation with quick the opening of wrapping bag, make the wrapping bag be convenient for open, No. three dimpled grain 11 of wrapping bag upper end makes the wrapping bag when packing big object, No. three dimpled grain 11's frictional force has avoided rocking of distribution object, the stability of distribution object has been improved.
As an embodiment of the present invention, the three-dimensional intaglio 11 is a strip. No. three dimpled grain 11 are the strip for during No. three dimpled grain 11 of entering wrapping bag upper end that the air can be quick, make the wrapping bag can be quick open, when No. three banding dimpled grain 11 made the user of service lift the handle at wrapping bag both ends simultaneously, the handle at wrapping bag both ends can possess great amount of extension, has improved the pulling strength of wrapping bag both ends handle department.
As an embodiment of the invention, two tensioning ropes 5 are horizontally arranged on the outer surface of the bag body 1; one tensioning rope 5 is arranged at one side close to the upper edge of the bag body 1, and the other tensioning rope 5 is arranged close to the bottom of the bag body 1; a covering strip 6 is arranged on the outer side of the tensioning rope 5; the upper edge and the lower edge of the covering strip 6 are connected with the bag body 1 through a hot pressing process; the tensioning rope 5 is tightened, so that objects in the bag body 1 can be bundled, the objects in the bag body 1 can be fixed, and the requirements of the packaging bag under different use environments can be met; simultaneously, two upper and lower taut ropes 5 twine and can be used for carrying the wrapping bag after together for the wrapping bag can be used for holding the great article of length size, can fix the back to article through the handle of wrapping bag, through taut rope 5 as carrying the handle, and then make the application range of this wrapping bag wider.
As an embodiment of the invention, the upper and lower edges of the covering strip 6 are uniformly provided with rectangular notches 61, and the covering strip 6 between the upper and lower rectangular notches 61 is arranged in a corrugated shape; in the process of tightening the tensioning rope 5, the corrugated covering strip 6 between the upper rectangular notch 61 and the lower rectangular notch 61 is folded and contracted, so that the covering strip 6 is easier to contract, and can be uniformly contracted, further the contracted wrinkles are ensured to be uniformly contacted with objects, and further the accommodating process is more stable; cover strip 6 after folding the shrink simultaneously increases to the pressure of taut rope 5, and then makes taut rope 5 relax automatically after taut, and then has realized that the quick ties article, and then has improved the convenience.
The specific working process is as follows:
when the bag opening device works, a batch of packaging bags are put together through the thread rope, a user pulls the packaging bags when needing to pull the packaging bags, the user rubs the area a of the packaging bags through fingers, the first concave grains 3 arranged at the area a increase the friction force between the fingers of the user and the packaging bags, so that the user can more conveniently rub the area a of the packaging bags to form an opening, meanwhile, the first concave grains 3 enable air to more conveniently enter the area a when the area a of the packaging bags is rubbed open, the air supports the front and rear sheets of the bag body 1 in the area a, the adsorption force generated by the front and rear sheets of the bag body 1 in the area a is reduced, and the packaging bags are easier to open; the first concave grain 3 can be divided into a plurality of different shapes, when the first concave grain 3 is round, when a user rubs the area a of the bag body 1, the abrasion of the fingers of the user is small, so that the fingers of the user are more comfortable when the user rubs the packaging bag for a long time; when the first concave grain 3 is rectangular, the friction force between the fingers of the user and the first concave grain 3 is large, so that the user can conveniently rub the area a of the packaging bag, the user can quickly rub the area a of the packaging bag, and the efficiency of rubbing the packaging bag by the user is improved; when the first concave grain 3 is a triangle with an upward vertex angle, and when a user rubs the area a of the bag body 1, the first concave grain 3 can more quickly enter air at the vertex angle of the triangle, so that the packaging bag can be more conveniently opened; by tightening the tensioning rope 5, in the process of tightening the tensioning rope 5, the corrugated covering strip 6 between the upper rectangular notch 61 and the lower rectangular notch 61 is folded and contracted, so that the covering strip 6 is easier to contract, and can be uniformly contracted, further the contracted folds are ensured to be uniformly contacted with an article, and the accommodating process is more stable; cover strip 6 after folding the shrink simultaneously increases to the pressure of taut rope 5, and then makes taut rope 5 relax automatically after taut, and then has realized that the quick ties article, and then has improved the convenience.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a PE plastic packaging bag, includes the bag body (1) and is used for hanging piece (2) with a plurality of wrapping bag threading series connection, its characterized in that: the area a in the middle of the upper end of the bag body (1) is pressed with a first concave line (3) through indentation treatment, and the first concave line (3) is used for enabling the packaging bag to be easily rubbed open by a user with fingers;
the bag is characterized in that threading holes (21) for threading and hanging are formed in the hanging pieces (2), dividing holes (22) for facilitating separation of the bag body (1) and the hanging pieces (2) are formed between the hanging pieces (2) and the bag body (1), the hanging pieces (2) are divided into a front hanging piece and a rear hanging piece, and the threading holes (21) in the front hanging piece and the rear hanging piece (2) are staggered;
or the suspension piece (2) is divided into a front suspension piece and a rear suspension piece, the rear suspension piece (2) is superposed with the upper end of the front suspension piece (2), and the rear suspension piece is arranged at the rear
The lower ends of the hanging piece (2) in front and the hanging piece (2) in front are respectively positioned at two sides of the midline of the bag body (1).
2. The PE plastic bag of claim 1, wherein: the first concave grains (3) in the area a are divided into a plurality of layers from top to bottom, and the first concave grains (3) between two adjacent layers are arranged in a staggered mode.
3. The PE plastic bag of claim 1, wherein: a plurality of groups of second concave grains (4) are pressed in the bag body (1), the second concave grains (4) in each group form a belt shape, the initial point of the second concave grains (4) is located in the area a, and the tail ends of the second concave grains (4) are located on the left side edge and the right side edge of the middle of the bag body and on the left bottom foot and the right bottom foot of the bag body (1) respectively.
4. The PE plastic bag of claim 1, wherein: be equipped with No. three dimpled grains (11) on the edge on the bag body (1), No. three dimpled grains (11) are along the pitch arc evenly distributed of the last edge of the bag body (1).
5. The PE plastic packaging bag according to claim 4, wherein: the third concave veins (11) are strip-shaped.
6. The PE plastic bag of claim 1, wherein: two tensioning ropes (5) are horizontally arranged on the outer surface of the bag body (1); one tensioning rope (5) is arranged at one side close to the upper edge of the bag body (1), and the other tensioning rope (5) is arranged close to the bottom of the bag body (1); a covering strip (6) is arranged on the outer side of the tensioning rope (5); the upper edge and the lower edge of the covering strip (6) are connected with the bag body (1) through a hot pressing process.
7. The PE plastic packaging bag according to claim 6, wherein: the upper edge and the lower edge of the covering strip (6) are uniformly provided with rectangular notches (61), and the covering strip (6) between the upper rectangular notch and the lower rectangular notch (61) is arranged in a corrugated shape.
CN201910157561.5A 2019-03-01 2019-03-01 PE plastic packaging bag Active CN109677768B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201910157561.5A CN109677768B (en) 2019-03-01 2019-03-01 PE plastic packaging bag

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CN109677768A CN109677768A (en) 2019-04-26
CN109677768B true CN109677768B (en) 2020-08-25

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