CN113371326B

CN113371326B - PBST degradation plastic bag

Info

Publication number: CN113371326B
Application number: CN202110519536.4A
Authority: CN
Inventors: 王依婷; 许令祥
Original assignee: Jilin Zhongyi Pharmaceutical Packaging Co ltd
Current assignee: Jilin Zhongyi Pharmaceutical Packaging Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2022-09-23
Anticipated expiration: 2041-05-13
Also published as: CN113371326A

Abstract

The invention relates to the field of plastic bags, in particular to a PBST (poly-p-phenylenebenzobisthiazole) degradable plastic bag which comprises a plastic bag body, wherein two groups of notches are symmetrically formed in the position, close to the upper end, of the surface of the plastic bag body, a stabilizing block is arranged on one side of the notch in the surface of the plastic bag body, an inner bag pocket is arranged in the plastic bag body, a lifting device is movably connected in the plastic bag body and comprises a first elastic band and a second elastic band, a first lattice baffle ball is connected to one side of the stabilizing block at one end of the first elastic band, a second lattice baffle ball is connected to one side of the stabilizing block at one end of the second elastic band, a connecting rod is connected between the first lattice baffle ball and the second lattice baffle ball, external threads are arranged on the position, close to one end, of the surface of the connecting rod, and internal threads are arranged in the second lattice baffle ball. The PBST degradable plastic bag can store and enlarge small articles in a classified manner, and is high in lifting comfort.

Description

PBST degradation plastic bag

Technical Field

The invention relates to the field of plastic bags, in particular to a PBST degradable plastic bag.

Background

PBST is a degradable environment-friendly plastic bag, can replace the traditional PE plastic bag, the environment-friendly plastic bag is applied widely at present, such as supermarket shopping bags, continuous-rolling freshness protection bags and the like, the principle of degrading the plastic bag is to add a certain amount of additives (such as starch, modified starch or other celluloses, photosensitizers, biological degradation agents and the like) in the production process, so that the stability of a plastic packing material is reduced, and the plastic packing material is easy to degrade in natural environment; when people use the plastic bag, usually lift the plastic on the plastic bag and carry the bag, the portable bearing capacity of plastic bag is relatively poor, breaks up easily, leads to the goods in the bag to drop and damage, and is not durable enough, and it is comfortable inadequately to lift, in addition, does not design small-size storage space in the bag, supplies to deposit smallclothes to distinguish with the major possession, uses to embody not good, in order to solve above-mentioned problem, we have provided a PBST degradation plastic bag.

Disclosure of Invention

The invention mainly aims to provide a PBST degradation plastic bag which can effectively solve the problems in the background technology.

In order to realize the purpose, the invention adopts the technical scheme that:

the PBST degradation plastic bag comprises a plastic bag body, wherein two groups of notches are symmetrically formed in the position, close to the upper end, of the surface of the plastic bag body, an inner bag pocket is arranged inside the plastic bag body, and a lifting module is movably connected inside the plastic bag body.

Preferably, it includes firm piece, first elastic cord and second elastic cord to carry draws the module, firm piece is installed in the breach both sides, one side of the one end firm piece of first elastic cord is connected with first check ball, one side of the one end firm piece of second elastic cord is connected with second check ball, be connected with the connecting rod between first check ball and the second check ball, the surface of connecting rod is close to one end department and is provided with the external screw thread, the inside of second check ball is provided with the internal thread.

Preferably, the one end fixed connection of connecting rod keeps off the surface of ball in first check, the other end of connecting rod passes through external screw thread and internal thread fixed connection in the inside that second check kept off the ball, the surface of connecting rod is provided with the cotton cover.

Preferably, the first elastic band and the first grid blocking balls are fixedly connected, the second elastic band and the second grid blocking balls are fixedly connected, and the first elastic band and the second elastic band are the same in size.

Preferably, the first elastic band and the second elastic band are connected with the inside of the plastic bag body in a sliding mode, and one end of the first elastic band and one end of the second elastic band penetrate through the surface of one end of the stabilizing block.

Preferably, the surface of the stabilizing block is provided with a through hole, the size of the through hole on the surface of the stabilizing block is matched with the first elastic band and the second elastic band, the first elastic band and the second elastic band are in sliding connection with the stabilizing block, and the size of the first check blocking ball and the size of the second check blocking ball are larger than that of the through hole of the stabilizing block.

Preferably, the inside bag pocket is provided with two sets ofly, two sets of inside bag pocket is the same with the plastic bag body material, and is two sets of inside bag pocket is located the breach department near the plastic bag body.

Preferably, the first grid blocking ball is of a solid structure, and the second grid blocking ball is of a hollow structure with one open end.

Preferably, the material of the lifting module is the same as that of the plastic bag body, the lifting module comprises a handle, a first elastic band and a second elastic band, the handle is positioned in the gap, the handle is detachably connected with the plastic bag body along the joint, the left end and the right end of the handle are respectively and fixedly connected with a first elastic band and a second elastic band, the first elastic band and the second elastic band are positioned in a U-shaped groove inside the top end of the plastic bag body, the bottom end of the U-shaped groove is bilaterally symmetrically provided with a second air chamber, a first chemical is arranged in the second air chamber, a through hole is arranged at one side of the bottom end of the second air chamber, the through hole is communicated with a first air chamber through a pipeline, the first air chamber is arranged at the bottom end inside the plastic bag body, the first air chamber is internally provided with a second chemical, and the second chemical and the first chemical arranged in the second air chamber can perform chemical reaction.

Compared with the prior art, the invention has the following beneficial effects:

1. through setting up the pocket to can classify big, smallclothes article, be convenient for find, experience better.

2. The plastic bag body can be lifted by arranging the lifting module, and foreign matters are prevented from entering the plastic bag body; through setting up first check and keeping off ball and second check and keep off the ball, can prevent first elastic cord and second elastic cord and continue to stretch out and draw back in the inside of the plastic bag body under the elastic force in-process of drawing back.

3. Through setting up first air chamber and second air chamber, on the one hand, can separately deposit a chemical and No. two chemicals, pipeline through setting up makes a chemical and No. two chemicals contact and reaction produce carbon dioxide gas when using for the first time, thereby make first air chamber become the gasbag, prevent to cause the damage to goods because of carelessly falling or drawing the module fracture messenger plastic bag body and outside collision, on the other hand, when the plastic bag body that needs will adorn goods is put on the table, the carbon dioxide gas in the first air chamber can be shared to the second air chamber, prevent that first air chamber from being broken by the weight of goods is crowded, when using for the second time, the second air chamber can also aerify for first air chamber, make first air chamber form the function when using for the first time again.

Drawings

FIG. 1 is a schematic view of the overall structure of a PBST degradation plastic bag of the present invention;

FIG. 2 is a schematic structural view of a pulling module of a PBST degradation plastic bag according to the present invention;

FIG. 3 is an exploded view of a pull module of a PBST degradation plastic bag of the present invention;

FIG. 4 is a schematic view, partially in section, of a PBST degradation plastic bag of the present invention;

FIG. 5 is a cross-sectional view of the front face of a PBST degradation plastic bag of the present invention;

fig. 6 is a partially enlarged view of a portion a of fig. 5.

In the figure: 1. a plastic bag body; 2. a stabilizing block; 3. a pull-up module; 31. a first elastic band; 32. a first grid stop ball; 33. a connecting rod; 34. a second grid blocking ball; 35. a second elastic band; 36. an external thread; 37. an internal thread; 4. a notch; 5. an inner pocket; 6. a handle; 7. a U-shaped groove; 8. a second air chamber; 9. a first air chamber; 10. a pipeline; 11. chemical No. two.

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. 1-6, a PBST degradation plastic bag comprises a plastic bag body 1, two sets of notches 4 are symmetrically arranged on the surface of the plastic bag body 1 near the upper end of the plastic bag body 1, an internal bag pocket 5 is arranged inside the plastic bag body 1, and a lifting module 3 is movably connected inside the plastic bag body 1.

In this embodiment, it includes firm piece 2, first elastic cord 31 and second elastic cord 35 to carry draws module 3, firm piece 2 is installed in 4 both sides of breach, one side of the firm piece 2 of one end of first elastic cord 31 is connected with first check and keeps off ball 32, and one side of the firm piece 2 of one end of second elastic cord 35 is connected with second check and keeps off ball 34, is connected with connecting rod 33 between first check keep off ball 32 and the second check keep off ball 34, and the surface of connecting rod 33 is close to one end department and is provided with external screw thread 36, and the inside of second check keep off ball 34 is provided with internal thread 37.

In this embodiment, one end of the connecting rod 33 is fixedly connected to the surface of the first lattice baffle ball 32, the other end of the connecting rod 33 is fixedly connected to the inside of the second lattice baffle ball 34 through the external thread 36 and the internal thread 37, and the surface of the connecting rod 33 is provided with a cotton sleeve.

In this embodiment, the first grid balls 32 are solid structures, and the second grid balls 34 are hollow structures with one open end.

Specifically, the surfaces of the connecting rod 33 and the second grid blocking ball 34 are respectively held and pulled oppositely, one end of the connecting rod 33 with the external thread 36 is inserted into the second grid blocking ball 34 and screwed, one end of the connecting rod 33 can be fixed inside the second grid blocking ball 34 through screwing of the external thread 36 and the internal thread 37, the first grid blocking ball 32 and the connecting rod 33 are fixedly connected, so that the first grid blocking ball 32, the connecting rod 33 and the second grid blocking ball 34 can be integrally connected, the bag can be lifted through lifting the connecting rod 33, in addition, a cotton sleeve is arranged on the surface of the connecting rod 33, the lifting can be more comfortable, and the problem of hand pain caused by long-time lifting of goods is avoided.

In this embodiment, the first elastic band 31 and the first lattice check ball 32 are fixedly connected, the second elastic band 35 and the second lattice check ball 34 are fixedly connected, and the first elastic band 31 and the second elastic band 35 have the same size.

In this embodiment, the first elastic band 31 and the second elastic band 35 are slidably connected to the inside of the plastic bag body 1, and one end of the first elastic band 31 and one end of the second elastic band 35 penetrate through one end surface of the fixing block 2.

In this embodiment, the through-hole has been seted up on the surface of firm piece 2, and the size and first elastic cord 31 and the adaptation of second elastic cord 35 of firm 2 surperficial through-holes of piece, first elastic cord 31 and second elastic cord 35 and firm 2 between be sliding connection, and first check ball 32 and the size that second check ball 34 kept off is greater than the size of firm 2 through-holes of piece.

Specifically, when the bag is not pulled, the connecting rod 33 is unscrewed from the inside of the second check ball 34, and at this time, the first check ball 32 and the second check ball 34 are respectively drawn back and stopped on the surface of the stabilizing block 2 under the elastic action of the first elastic band 31 and the second elastic band 35, so that the first elastic band 31 and the second elastic band 35 can be prevented from continuously extending and contracting in the plastic bag body 1, the bag can quickly return to the unstretched state, and the stability of the pulling process can be improved through the stabilizing block 2.

In this embodiment, inside pocket 5 is provided with two sets ofly, and two sets of inside pockets 5 are the same with the 1 material of the plastic bag body, and two sets of inside pockets 5 are located the inside of the plastic bag body 1 and are close to breach 4 department.

Specifically, prop open the plastic bag body 1, put into the inside of plastic bag body 1 with the major possession article, put into the inside of inside bag 5 with the minor possession article to can classify major possession article, minor possession article, it is convenient to find.

In the embodiment, the material of the lifting module 3 is the same as that of the plastic bag body 1, and no hard material is involved, so that the production and transportation are convenient; the lifting module 3 comprises a handle 6, a first elastic band 31 and a second elastic band 35, the handle 6 is positioned in the gap 4, the handle 6 is detachably connected with the plastic bag body 1 along the joint, the first elastic band 31 and the second elastic band 35 are fixedly connected to the left end and the right end of the handle 6 respectively, the first elastic band 31 and the second elastic band 35 are positioned in a U-shaped groove 7 in the top end of the plastic bag body 1, and second air chambers 8 are symmetrically arranged at the left end and the right end of the U-shaped groove 7, so that when the lifting module 3 is lifted, the opening of the plastic bag can be contracted to extrude the second air chamber 8; the inside chemical that is provided with of second air chamber 8, a chemical is sodium bicarbonate solution, open one side of 8 bottoms in second air chamber has the through-hole, the through-hole passes through pipeline 10 and first air chamber 9 intercommunication, first air chamber 9 sets up the bottom in the 1 inside of the plastic bag body, be provided with No. two chemicals 11 in the first air chamber 9, No. two chemicals 11 are solid aluminum sulfate.

It is specific, through setting up first air chamber and second air chamber, on the one hand, can separately deposit a chemical and No. two chemicals, pipeline through setting up makes a chemical and No. two chemicals contact and reaction produce carbon dioxide gas when using for the first time, thereby make first air chamber become the gasbag, prevent to cause the damage to goods because of carelessly falling or drawing the module fracture messenger plastic bag body and outside collision, on the other hand, when the plastic bag body that needs will adorn goods is put on the table, the carbon dioxide gas in the first air chamber can be shared to the second air chamber, prevent that first air chamber from being broken by the weight of goods is crowded, when using for the second time, the second air chamber can also aerify for first air chamber, make first air chamber can form the function when using for the first time again.

The PBST degradable plastic bag is characterized in that a user can unfold the plastic bag body 1, place large goods into the plastic bag body 1, place small goods into the inner bag 5, classify the large goods and the small goods, conveniently find the large goods and the small goods, respectively hold the surfaces of the connecting rod 33 and the second check ball 34 and pull the surfaces oppositely, insert and screw one end of the connecting rod 33 with the external thread 36 into the second check ball 34, fix one end of the connecting rod 33 into the second check ball 34 by screwing the external thread 36 and the internal thread 37, and hold the cotton sleeve on the surface of the connecting rod 33 and lift the plastic bag body 1 to realize transportation and have stronger comfort level due to the fixed connection between the first check ball 32 and the connecting rod 33, so that the first check ball 32, the connecting rod 33 and the second check ball 34 are integrally connected;

when the bag is used for the first time, the plastic bag body 1 is opened, goods are placed in the plastic bag body 1, the plastic bag body 1 and the handle 6 are separated along the joint, the handle 6 is lifted upwards, the first elastic band 31 and the second elastic band 35 which are connected with the handle 6 and located in the U-shaped groove 7 in the top end of the plastic bag body 1 drive the bag opening in the top end of the plastic bag body 1 to be contracted inwards, the second air chamber 8 located at the bottom end of the U-shaped groove 7 is extruded due to the fact that the bag opening is contracted inwards, sodium bicarbonate solution filled in the second air chamber 8 is extruded into the first air chamber 9 located at the bottom end of the plastic bag body 1 through the pipeline 10, the sodium bicarbonate solution reacts with solid aluminum sulfate arranged in the first air chamber 9 to generate carbon dioxide gas, the carbon dioxide gas is filled in the first air chamber 9, the first air chamber 9 forms a protective air bag at the bottom end of the plastic bag body 1, and damage caused by collision of the plastic bag body 1 and the fact that the plastic bag body is prevented from being accidentally dropped or the extraction module 3 is broken and the plastic bag body 1 collides with the outside (ii) a

When the plastic bag body 1 for containing goods needs to be placed on a table, the handle 6 is loosened, on one hand, the second air chamber 8 is not extruded due to the opening of the bag opening, on the other hand, the first air chamber 9 is extruded due to the gravity of the goods, and the carbon dioxide in the first air chamber 9 enters the second air chamber 8, so that the pressure of the carbon dioxide in the first air chamber 9 is balanced, and the plastic bag body 1 for containing goods can be stably placed on the table;

when using for the second time, put into the inside of the plastic bag body 1 with goods, upwards mention handle 6, be connected with handle 6 and be located the inside first elastic cord 31 and the inside second elastic cord 35 on 1 top of the plastic bag body in the U type recess 7 in 1 top drive the sack on 1 top of the plastic bag body inwards contract, the second air chamber 8 that is located the bottom of U type recess 7 receives the extrusion, the carbon dioxide gas in the second air chamber 8 is crowded into first air chamber 9, realizes cyclic utilization.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. 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

1. A PBST degradation plastic bag, includes plastic bag body (1), its characterized in that: two groups of notches (4) are symmetrically formed on the surface of the plastic bag body (1) close to the upper end of the plastic bag body (1), an inner bag pocket (5) is arranged inside the plastic bag body (1), and a lifting module (3) is movably connected inside the plastic bag body (1);

the lifting module (3) comprises a stabilizing block (2), a first elastic band (31) and a second elastic band (35), the stabilizing block (2) is installed on two sides of a notch (4), one end of the first elastic band (31) is connected with a first lattice blocking ball (32) on one side of the stabilizing block (2), one end of the second elastic band (35) is connected with a second lattice blocking ball (34) on one side of the stabilizing block (2), a connecting rod (33) is connected between the first lattice blocking ball (32) and the second lattice blocking ball (34), an external thread (36) is arranged on one end, close to the surface of the connecting rod (33), and an internal thread (37) is arranged inside the second lattice blocking ball (34);

one end of the connecting rod (33) is fixedly connected to the surface of the first grid baffle ball (32), the other end of the connecting rod (33) is fixedly connected to the inside of the second grid baffle ball (34) through an external thread (36) and an internal thread (37), and a cotton sleeve is arranged on the surface of the connecting rod (33);

the first elastic band (31) is fixedly connected with the first lattice blocking ball (32), the second elastic band (35) is fixedly connected with the second lattice blocking ball (34), and the first elastic band (31) and the second elastic band (35) are the same in size;

the first elastic band (31), the second elastic band (35) and the inner part of the plastic bag body (1) are in sliding connection, and one end of the first elastic band (31) and one end of the second elastic band (35) penetrate through the surface of one end of the stabilizing block (2);

the surface of the stabilizing block (2) is provided with a through hole, the size of the through hole in the surface of the stabilizing block (2) is matched with that of a first elastic band (31) and a second elastic band (35), the first elastic band (31) and the second elastic band (35) are in sliding connection with the stabilizing block (2), and the size of a first lattice blocking ball (32) and the size of a second lattice blocking ball (34) are larger than that of the through hole of the stabilizing block (2);

the inner bag pockets (5) are arranged in two groups, the two groups of inner bag pockets (5) are made of the same material as the plastic bag body (1), and the two groups of inner bag pockets (5) are positioned in the plastic bag body (1) and close to the notch (4);

the first check blocking ball (32) is of a solid structure, and the second check blocking ball (34) is of a hollow structure with one open end;

first elastic cord (31) and second elastic cord (35) are located the inside U type recess (7) in plastic bag body (1) top, the below bilateral symmetry of U type recess (7) is provided with second air chamber (8), the inside chemical that is provided with in second air chamber (8), open one side of second air chamber (8) bottom has the through-hole, the through-hole passes through pipeline (10) and first air chamber (9) intercommunication, first air chamber (9) set up the bottom in plastic bag body (1) inside, be provided with No. two chemicals (11) in first air chamber (9), No. two chemicals (11) can take place chemical reaction with the inside chemical that sets up in second air chamber (8).