CN113561565A - Degradable plastic bag and preparation method thereof - Google Patents
Degradable plastic bag and preparation method thereof Download PDFInfo
- Publication number
- CN113561565A CN113561565A CN202110844260.7A CN202110844260A CN113561565A CN 113561565 A CN113561565 A CN 113561565A CN 202110844260 A CN202110844260 A CN 202110844260A CN 113561565 A CN113561565 A CN 113561565A
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- Prior art keywords
- degradable plastic
- bag
- plastic bag
- rods
- preparing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2160/00—Shape of flexible containers
- B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2241/00—Making bags or boxes intended for a specific use
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bag Frames (AREA)
Abstract
The invention relates to the technical field of plastic bag processing, in particular to a degradable plastic bag and a preparation method thereof, wherein the preparation method of the degradable plastic bag comprises the following steps: the method comprises the following steps: fixing the upper filter bag and the lower liquid bag on a degradable plastic bag preparation device; step two: tensioning the lower end of the upper-layer filter bag and simultaneously punching; step three: moving the upper filter bag into a desired liquid bag; step four; the upper filter bag and the lower liquid bag are connected together, the degradable plastic bag is composed of the upper filter bag and the lower liquid bag, the filter bag is located in the liquid bag, a plurality of filter holes are formed in the bottom of the filter bag, the two plastic bags can be combined together, and the dry-wet separation and use are more convenient in the article transportation process.
Description
Technical Field
The invention relates to the technical field of plastic bag processing, in particular to a degradable plastic bag and a preparation method thereof.
Background
For example, the processing equipment of the degradable plastic bag disclosed in the publication No. 210453321U comprises a box body, wherein the top of the box body is fixedly connected with a first motor through a first pillar, an output shaft of the first motor is fixedly connected with a first rotating shaft, the bottom end of the first rotating shaft penetrates through the top of the box body and extends to the inside of the box body, the bottom end of the first rotating shaft is fixedly connected with a stirring shaft, the surface of the stirring shaft is provided with stirring blades, an arc-shaped plate is fixedly connected between two sides of the inner wall of the box body and below the stirring shaft, and the back surface and the surface of the arc-shaped plate are respectively and fixedly connected with the back surface and the surface of the inner wall of the box body; the drawback of this patent is that it is not possible to combine two plastic bags together.
Disclosure of Invention
The invention aims to provide a degradable plastic bag and a preparation method thereof, which can combine two plastic bags together.
The purpose of the invention is realized by the following technical scheme:
a method for preparing a degradable plastic bag comprises the following steps:
the method comprises the following steps: fixing the upper filter bag and the lower liquid bag on a degradable plastic bag preparation device;
step two: tensioning the lower end of the upper-layer filter bag and simultaneously punching;
step three: moving the upper filter bag into the lower liquid bag;
step four; the upper filter bag and the lower fluid bag are connected together.
The utility model provides a degradable plastic bag preparation facilities, including the actuating lever, the connecting plate, the slider, the expansion pole, the dish punches, a driving barrel, the diffusion pole, pressure strip and carriage release, connecting plate fixed connection is on the actuating lever, the equal sliding connection of a plurality of sliders is on the connecting plate, a plurality of expansion poles rotate respectively and connect on a plurality of sliders, a plurality of expansion poles all rotate and connect on the driving barrel, the lower extreme of dish fixed connection at the connecting plate punches, the equal sliding connection of a plurality of diffusion poles is at the dish punches, a plurality of diffusion poles are respectively through spring coupling at the dish punches, be equipped with a plurality of perforating needles on the dish punches, all be equipped with a plurality of perforating needles on a plurality of diffusion poles, pressure strip sliding connection is on the driving barrel, pass through spring coupling between pressure strip and the driving barrel.
The utility model provides a degradable plastic bag preparation facilities includes the sleeve, hollow rod, dwang and tensioning rod, hollow rod sliding connection is on the sleeve, be equipped with the spring between hollow rod and the sleeve, all be equipped with the through-hole on hollow rod and the sleeve, actuating lever sliding connection is in hollow rod and sleeve, be equipped with a plurality of dwangs, wherein three dwang rotates to be connected on the sleeve, three dwang rotates to be connected on hollow rod in addition, the lower extreme of a plurality of dwangs rotates respectively to be connected on a plurality of tensioning rods, a plurality of tensioning rods are arc, a ring of accomplishing can be constituteed to a plurality of tensioning rods, the equal sliding connection of a plurality of tensioning rods is on the drive tube.
A device for preparing degradable plastic bags comprises sliding sleeves, friction wheels, a fixed frame, a moving ring, clamping rods, a telescopic rod, a sliding rod and a hot connecting rod, wherein the two sliding sleeves are fixedly connected to the moving frame, the two friction wheels are rotatably connected to the moving frame, the moving frame is driven by external power, the external power comprises two lead screws and a speed reducing motor, the two lead screws are rotatably connected to the fixed frame, the moving frame and the two lead screws are in threaded transmission, the two lead screws are in belt transmission, the speed reducing motor is fixedly connected to the fixed frame, one lead screw is fixedly connected to an output shaft of the speed reducing motor, the fixed frame is provided with the two clamping frames, the fixed frame is provided with the two sliding frames, the moving ring is slidably connected to the fixed frame, the two clamping rods are respectively slidably connected to the two clamping frames, and the two clamping rods are respectively connected with the two clamping frames through springs, two slide bars are sliding connection respectively on two carriages, and two hot extension poles are fixed connection respectively on two slide bars, and two telescopic links rotate respectively and connect on two slide bars, and two telescopic links all rotate to be connected on the shifting ring, all are equipped with the spring on two telescopic links, and shifting ring sliding connection is in two slip covers.
A degradable plastic bag is composed of an upper layer of filter bag and a lower layer of liquid bag, wherein the filter bag is positioned in the liquid bag, and a plurality of filter holes are formed in the bottom of the filter bag.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a flow chart of a method for preparing a degradable plastic bag according to the present invention;
FIG. 2 is a schematic view of a connecting plate of the apparatus for manufacturing degradable plastic bags according to the present invention;
FIG. 3 is a schematic view of an expansion bar of the apparatus for manufacturing a degradable plastic bag according to the present invention;
FIG. 4 is a schematic view of a perforation plate of the apparatus for manufacturing a degradable plastic bag according to the present invention;
FIG. 5 is a schematic view of a sleeve of the apparatus for manufacturing a degradable plastic bag according to the present invention;
FIG. 6 is a schematic view of a tensioning bar of the degradable plastic bag manufacturing apparatus of the present invention;
FIG. 7 is a schematic view of a moving frame of the apparatus for manufacturing degradable plastic bags according to the present invention;
FIG. 8 is a schematic view of a sliding sleeve of a degradable plastic bag manufacturing apparatus according to the present invention;
FIG. 9 is a schematic view of a holder of the apparatus for manufacturing a degradable plastic bag according to the present invention;
FIG. 10 is a schematic view of a clamping lever of the degradable plastic bag manufacturing apparatus of the present invention;
FIG. 11 is a schematic view of a moving ring of the apparatus for manufacturing a degradable plastic bag according to the present invention;
fig. 12 is a schematic view of a degradable plastic bag according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1;
a method for preparing a degradable plastic bag comprises the following steps:
the method comprises the following steps: fixing the upper filter bag and the lower liquid bag on a degradable plastic bag preparation device;
step two: tensioning the lower end of the upper-layer filter bag and simultaneously punching;
step three: moving the upper filter bag into the lower liquid bag;
step four; the upper filter bag and the lower fluid bag are connected together.
As shown in fig. 12;
a degradable plastic bag consists of an upper-layer filter bag and a lower-layer liquid bag, wherein the filter bag is positioned in the liquid bag, and the bottom of the filter bag is provided with a plurality of filter holes;
when the normal plastic bag is used, the solid-liquid mixed packing materials can not be separated, when some foods such as noodles are transported, the noodles are easy to soften in soup to influence the taste, or when some foods which are just frozen are transported, the foods can be soaked by melted water, when the product is used, the products are placed in the upper filtering bag, the moisture generated by the products can flow out from the filtering holes at the lower end of the filtering bag and fall into the liquid bag, so that the dry and wet foods are separated, the dry and wet foods can not be influenced mutually even if the transport time is too long, the product is convenient to use, the quality of the transported products can be better protected, the product can also be used as a kitchen garbage bag, most of the kitchen garbage contains moisture, when the garbage can not be timely disposed, the garbage can be quickly rotted to influence the indoor sanitation, and the product can be used for directly controlling the moisture in the kitchen garbage, so that the water flows into the liquid bag, thereby delaying the rotting speed of the garbage.
As shown in fig. 2, 3, 4 and 7;
the preparation method of the degradable plastic bag also uses a preparation device of the degradable plastic bag, the device comprises a driving rod 110, a connecting plate 120, sliders 130, expansion rods 140, a perforating disc 150, a driving cylinder 160, diffusion rods 170, a compression plate 180 and a moving frame 190, the connecting plate 120 is fixedly connected to the driving rod 110, the sliders 130 are all slidably connected to the connecting plate 120, the expansion rods 140 are respectively rotatably connected to the sliders 130, the expansion rods 140 are all rotatably connected to the driving cylinder 160, the perforating disc 150 is fixedly connected to the lower end of the connecting plate 120, the diffusion rods 170 are all slidably connected to the perforating disc 150, the diffusion rods 170 are respectively connected to the perforating disc 150 through springs, the perforating disc 150 is provided with a plurality of perforating needles 151, the diffusion rods 170 are all provided with a plurality of perforating needles 151, the compression plate 180 is slidably connected to the driving cylinder 160, the compression plate 180 is connected to the driving cylinder 160 through springs, the driving cylinder 160 is mounted on the moving frame 190 through two hydraulic cylinders, the two hydraulic cylinders are both fixedly connected to the moving frame 190, the driving cylinder 160 is fixedly connected to the lower ends of the two hydraulic cylinders, the driving rod 110 is mounted on the moving frame 190 through a hydraulic cylinder II, the hydraulic cylinder II is fixedly connected to the moving frame 190, and the driving rod 110 is fixedly connected to the hydraulic cylinder II;
the upper layer of filter bag is sleeved in the moving frame 190 to process the filter bag, the two hydraulic cylinders and the hydraulic cylinder II stretch to drive the driving cylinder 160 and the driving rod 110 to move downwards to enter the interior of the filter bag, the driving cylinder 160 moves downwards and simultaneously drives the pressing plate 180 to move downwards, the pressing plate 180 moves downwards and the moving frame 190 contacts and presses the outer edge of the filter bag, the driving cylinder 160 continues to move downwards to compress the spring, so that the pressing plate 180 is tightly attached to the moving frame 190, the plurality of expansion rods 140 are in a vertical and downward state in a normal state, the plurality of expansion rods 140 can respectively extrude the plurality of expansion rods 170, so that the plurality of expansion rods 170 are all attached to the punching disc 150, the driving rod 110 moves downwards to drive the connecting plate 120 to move downwards to drive the plurality of sliding blocks 130 to slide inwards, the plurality of sliding blocks 130 slide inwards to drive the plurality of expansion rods 140 to rotate, the plurality of expansion rods 140 rotate to open the bottom end of the filter bag, make the filtration pore of processing out in the bottom of crossing the filter bag even more pleasing to the eye more, thereby accelerate the discharge to moisture in the article, a plurality of expansion pole 140 rotate simultaneously and can make the bottom shape of crossing the filter bag even, a plurality of expansion pole 140 rotate the back and lose the restriction to a plurality of diffusion pole 170, a plurality of diffusion pole 170 outwards slide through spring force, thereby make the filtration pore area of pricking dish 150 bigger, there is better drainage effect, avoid the filtration pore too gathering to lead to being stopped up by article easily, be difficult to do wet-dry separation, connecting plate 120 moves down and drives the filtration bag bottom contact of downwards removal and strutting of dish 150 that punches and the needle 151 that punches on a plurality of diffusion pole 170 pricks the filtration pore in the bottom of crossing the filter bag.
As shown in fig. 5 and 6;
a device for preparing degradable plastic bags comprises a sleeve 210, a hollow rod 220, a rotating rod 230 and a tensioning rod 240, wherein the hollow rod 220 is connected to the sleeve 210 in a sliding manner, a spring is arranged between the hollow rod 220 and the sleeve 210, through holes are formed in the hollow rod 220 and the sleeve 210, a driving rod 110 is connected to the hollow rod 220 and the sleeve 210 in a sliding manner and is provided with a plurality of rotating rods 230, the three rotating rods 230 are rotatably connected to the sleeve 210, the other three rotating rods 230 are rotatably connected to the hollow rod 220, the lower ends of the rotating rods 230 are respectively rotatably connected to the tensioning rods 240, the tensioning rods 240 are all arc-shaped, the tensioning rods 240 can form a finished circular ring, the tensioning rods 240 are all slidably connected to the driving cylinder 160, the sleeve 210 is installed in the driving cylinder 160 through the hydraulic cylinder III, the hydraulic cylinder III is fixedly connected to the driving cylinder 160, and the sleeve 210 is fixedly connected to the hydraulic cylinder III;
when the filter bag is connected with the liquid bag, the filter bag and the liquid bag are in full contact at each position, if a gap is formed at the connection position, liquid in the liquid bag flows out through the gap, unnecessary trouble is brought to a user, the filter bag is outwards tensioned in the filter bag through the plurality of tensioning rods 240, the plurality of tensioning rods 240 can be spliced into a complete ring, so that each position of the connection part of the filter bag and the liquid bag can be in full contact, the gap is avoided, the plurality of tensioning rods 240 which are normally arranged on the sleeve 210 are positioned in the inner ring, the plurality of tensioning rods 240 which are arranged on the hollow rod 220 are positioned in the outer ring, the sleeve 210 is driven by the hydraulic cylinder III in a telescopic mode to downwards move, the sleeve 210 downwards moves to drive the hollow rod 220 to downwards, the sleeve 210 and the hollow rod 220 both downwards move to respectively drive the plurality of rotating rods 230 to rotate, the plurality of tensioning rods 230 rotate to drive the plurality of tensioning rods 240 to outwards diffuse, the tension rods 240 of the hollow rod 220 located at the outer ring will reach the outermost ring first, the hollow rod 220 and the connection plate 120 will stop moving when they contact, then the sleeve 210 will continue to move the compression spring downwards, the tension rods 240 of the inner ring will continue to move and reach the outermost ring, and then the tension rods 240 will form a complete ring to support the connection part of the filter bag.
As shown in fig. 8, 9, 10 and 11;
a degradable plastic bag preparation device comprises sliding sleeves 310, friction wheels 320, a fixed frame 330, a moving ring 340, clamping rods 350, a telescopic rod 360, a sliding rod 370 and a hot connecting rod 380, wherein the two sliding sleeves 310 are fixedly connected to the moving frame 190, the two friction wheels 320 are rotatably connected to the moving frame 190, the moving frame 190 is driven by external power, the external power comprises two lead screws and a speed reducing motor, the two lead screws are rotatably connected to the fixed frame 330, the moving frame 190 and the two lead screws are in threaded transmission, the two lead screws are in belt transmission, the speed reducing motor is fixedly connected to the fixed frame 330, one lead screw is fixedly connected to an output shaft of the speed reducing motor, the fixed frame 330 is provided with the two clamping frames 331, the fixed frame 330 is provided with the two sliding frames 332, the moving ring 340 is slidably connected to the fixed frame 330, the two clamping rods 350 are respectively slidably connected to the two clamping frames 331, the two clamping rods 350 are respectively connected with the two clamping frames 331 through springs, the two sliding rods 370 are respectively connected to the two sliding frames 332 in a sliding mode, the two hot connecting rods 380 are respectively fixedly connected to the two sliding rods 370, the two telescopic rods 360 are respectively connected to the two sliding rods 370 in a rotating mode, the two telescopic rods 360 are both connected to the moving ring 340 in a rotating mode, springs are arranged on the two telescopic rods 360, the moving ring 340 is connected in the two sliding sleeves 310 in a sliding mode, the two sliding rods 370 are driven through hydraulic cylinders IV, the two hydraulic cylinders IV are respectively and fixedly connected to the two sliding frames 332, and the two sliding rods 370 are respectively and fixedly connected to the two hydraulic cylinders IV;
the liquid bag is sleeved on the fixing frame 330, the two clamping rods 350 are driven to move inwards through the elastic force of the springs, the outer edge of the liquid bag is positioned between the two clamping rods 350 and the moving ring 340, so that the liquid bag is fixed by the two clamping rods 350 and the moving ring 340, the situation that the filter bag is driven to move when being sleeved inside the liquid bag due to downward movement of the filter bag can be avoided, the connection parts of the two liquid bags cannot be aligned, connection cannot be achieved, the liquid bag is enabled to be more stable in the downward movement process of the filter bag, the output shaft of the speed reducing motor rotates to drive the two lead screws to rotate, the two lead screws rotate to drive the moving frame 190 to move downwards, and the moving frame 190 moves downwards to drive the filter bag to move downwards to enter the liquid bag;
furthermore, the plurality of expansion rods 140 are reset to be in a vertically downward state after the work is finished, so that the bottom of the filter bag is supported by the plurality of expansion rods 140, the lower end of the filter bag is prevented from floating in the downward movement process of the filter bag, so that the filter bag is prevented from being clamped by the moving frame 190 and the fixing frame 330, unnecessary situations are avoided, and the processing process of the plastic bag is more stable;
further, the moving frame 190 moves downward to drive the plurality of tension rods 240 to move downward, the plurality of tension rods 240 are located between the moving frame 190 and the fixing frame 330, the plurality of tension rods 240 are in contact with the fixing frame 330 to fix the liquid bag, and further, in the downward moving process of the moving frame 190, the two friction wheels 320 are in contact with the two clamping rods 350 respectively to drive the two clamping rods 350 to move outward of the lower ends of the two clamping rods 350, so that the two clamping rods 350 lose the fixation of the liquid bag, and in the downward moving process of the moving frame 190, the moving frame 190 can also drive the two sliding sleeves 310 to move downward, so that the two ends of the moving ring 340 enter the two sliding sleeves 310, and the moving ring 340 is connected to the moving frame 190 in a sliding manner;
further, at this time, the filter bag and the liquid bag are connected through the two heat connecting rods 380, the two hydraulic cylinders iv stretch and drive the two sliding rods 370 to move inwards, the two sliding rods 370 move inwards to drive the two heat connecting rods 380 to move inwards, the two sliding rods 370 move inwards while driving the two telescopic rods 360 to rotate, the two telescopic rods 360 rotate to drive the moving ring 340 to move upwards, the moving ring 340 moves upwards to drive the outer edge of the liquid bag to turn upwards, so that the connecting part of the filter bag and the liquid bag is heavy, the outer edge of the liquid bag can be fixed through the moving ring 340, the situation that the outer edge of the liquid bag moves downwards before the filter bag and the liquid bag are connected so that the filter bag and the liquid bag cannot be accurately connected and unnecessary loss is caused is avoided, the moving ring 340 cannot move continuously after moving upwards for a certain distance, and the moving ring 340 is prevented from moving all the time to lose the fixation of the outer edge of the liquid bag, at this moment, the two sliding rods 370 continue to move inwards to drive the two telescopic rods 360 to rotate and drive the two telescopic rods to also shorten, the two telescopic rods 360 respectively compress the two springs, the two sliding rods 370 continue to move inwards to drive the two heat connecting rods 380 to move inwards, the two heat connecting rods 380 can be spliced to form a complete ring, the two heat connecting rods 380 are supported through the plurality of tensioning rods 240, the filter bag and the liquid bag are fully connected, and gaps are prevented from being generated.
Claims (10)
1. A preparation method of a degradable plastic bag is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: fixing the upper filter bag and the lower liquid bag on a degradable plastic bag preparation device;
step two: tensioning the lower end of the upper-layer filter bag and simultaneously punching;
step three: moving the upper filter bag into the lower liquid bag;
step four; the upper filter bag and the lower fluid bag are connected together.
2. The method for preparing a degradable plastic bag according to claim 1, wherein the method comprises the following steps: the device for preparing the degradable plastic bag comprises a driving cylinder (160), a pressing plate (180) and a moving frame (190), wherein the pressing plate (180) slides on the driving cylinder (160), and the driving cylinder (160) is installed on the moving frame (190) through a hydraulic cylinder.
3. The method for preparing degradable plastic bag according to claim 2, wherein the method comprises the following steps: the device for preparing the degradable plastic bag further comprises a connecting plate (120) and expansion rods (140), wherein the connecting plate (120) can move up and down to drive the expansion rods (140) to disperse or gather.
4. The method for preparing degradable plastic bag according to claim 3, wherein the method comprises the following steps: the degradable plastic bag preparation device further comprises a punching disc (150), the punching disc (150) is fixed on the connecting plate (120), and a plurality of punching needles (151) are arranged on the punching disc (150).
5. The method for preparing degradable plastic bag according to claim 4, wherein the method comprises the following steps: the device for preparing the degradable plastic bag further comprises a plurality of diffusion rods (170), wherein the plurality of diffusion rods (170) slide on the punching disc (150), and punching needles (151) are arranged on the plurality of diffusion rods (170).
6. The method for preparing degradable plastic bag according to claim 5, wherein the method comprises the following steps: the degradable plastic bag preparation device further comprises a sleeve (210), a hollow rod (220) and a plurality of tensioning rods (240), and the plurality of tensioning rods (240) can be driven to be spliced into a circle by moving the sleeve (210) and the hollow rod (220).
7. The method for preparing a degradable plastic bag according to claim 6, wherein; the device for preparing the degradable plastic bag further comprises a fixing frame (330), a moving ring (340) and clamping rods (350), wherein the two clamping rods (350) slide on the fixing frame (330), and the moving ring (340) slides on the fixing frame (330).
8. The method for preparing a degradable plastic bag according to claim 7, wherein the method comprises the following steps: the device for preparing the degradable plastic bag further comprises a sliding rod (370) and a hot connecting rod (380), wherein the two hot connecting rods (380) are respectively fixed on the two sliding rods (370), and the two sliding rods (370) are respectively slid on the fixing frame (330).
9. The method for preparing a degradable plastic bag according to claim 8, wherein the method comprises the following steps: the two sliding rods (370) move inwards or outwards to drive the moving ring (340) to move upwards or downwards.
10. A degradable plastic bag produced by the method of producing a degradable plastic bag according to claim 9, wherein: a degradable plastic bag is composed of an upper layer of filter bag and a lower layer of liquid bag, wherein the filter bag is positioned in the liquid bag, and the bottom of the filter bag is provided with a plurality of filter holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110844260.7A CN113561565A (en) | 2021-07-26 | 2021-07-26 | Degradable plastic bag and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110844260.7A CN113561565A (en) | 2021-07-26 | 2021-07-26 | Degradable plastic bag and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113561565A true CN113561565A (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110844260.7A Withdrawn CN113561565A (en) | 2021-07-26 | 2021-07-26 | Degradable plastic bag and preparation method thereof |
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| CN (1) | CN113561565A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837193A (en) * | 2022-10-31 | 2023-03-24 | 连云港鹏辰特种新材料有限公司 | Production device and method for producing high-purity durene by using centrifugal method |
-
2021
- 2021-07-26 CN CN202110844260.7A patent/CN113561565A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837193A (en) * | 2022-10-31 | 2023-03-24 | 连云港鹏辰特种新材料有限公司 | Production device and method for producing high-purity durene by using centrifugal method |
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Application publication date: 20211029 |
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