CN112520218A

CN112520218A - BOPP film plastic woven bag

Info

Publication number: CN112520218A
Application number: CN202011098611.6A
Authority: CN
Inventors: 李淼; 姜奇杉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-03-19

Abstract

The invention belongs to the technical field of packaging equipment, and particularly relates to a BOPP film plastic woven bag which comprises a bag body, a chassis and a supporting seat; the supporting seat is a hollow disc-shaped structure body formed by connecting two concentric rings through a guide rod; the chassis is fixedly connected to the bottom of the bag body; the upper surface of the supporting seat is fixedly connected with uniformly distributed expansion plates; the telescopic plates are formed by mutually sliding and connecting a plurality of sliding plates; one ends of the telescopic plates, which are far away from the supporting seat, are fixedly connected with a containing ring together; a containing cavity is formed in the containing ring; the receiving cavity is arranged at an opening on one side of the receiving ring away from the supporting seat; according to the flour storage bag, the plurality of winding belts and the plurality of telescopic plates are arranged, when the flour is lowered in height in the using process, the winding belts are wound and the bag body fixedly connected with one end of the winding belts is wound together, so that the height of the cover plate and the height of the support plate are effectively adjusted automatically along with the lowering of the height of the flour, the cover plate is effectively adjacent to the flour all the time, and the flour can be taken conveniently and quickly.

Description

BOPP film plastic woven bag

Technical Field

The invention belongs to the technical field of packaging equipment, and particularly relates to a BOPP film plastic woven bag.

Background

Because among the prior art because the flour uses the plastic woven sack more to take the dress, when using, because the flour is powdered structure, very easily be stained with on the plastic woven sack surface, and along with the use of flour, when taking flour, often need stretch into the flour bag inside with the arm, in-process opening the flour bag and taking flour, not only make the flour of being stained with on the flour bag body disperse to the air easily, still make simultaneously and produce the contact between flour bag and the arm easily, lead to easily being stained with on the arm clothing and having flour, still lead to the dust on the clothing to drop in the flour heap easily simultaneously, lead to leading to the face powder to cause the pollution, for the convenience of taking flour among the prior art, mostly pour flour into box-packed container in advance, and then make taking of flour comparatively convenient, but the process that the flour shifts to box-packed container is comparatively troublesome.

A food package for food package BOPP membrane plastic braided bag that china patent issued, application number: 2019102664315, comprising a base, a supporting spring, a spiral cloth bag, a clamping unit, a bottom collecting unit and a lifting unit; the base is in a disc shape, a spiral cloth bag is arranged at the upper part of the base, a supporting spring is arranged at the inner side of the spiral cloth bag and used for expanding the spiral cloth bag, a clamping unit is arranged between the spiral cloth bag and the supporting spring, a bottom collecting unit is arranged between the base and the supporting spring, a lifting unit is arranged at the upper part of the base and used for lifting or descending the supporting spring; through base, supporting spring, spiral sack, joint unit, receive the cooperation between end unit and the lift unit, can adjust the height and the size of braided bag according to the stock of rice in the braided bag, convenient quick rice of taking, but the spiral sack that uses in this scheme is when holding flour, very easily makes between flour and the spiral sack spiral inner wall be stained with and attaches in the use, leads to the inconvenience of taking of flour.

In view of this, the invention develops a BOPP film plastic woven bag for solving the technical problems.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problem that in the prior art, when the bagged flour is used, the height of the flour is gradually reduced in a bag body, the flour is easy to contact with an arm when the flour is taken, and the taking is inconvenient.

The technical scheme adopted by the invention for solving the technical problems is as follows: the BOPP film plastic woven bag comprises a bag body, a chassis and a supporting seat; the supporting seat is a hollow disc-shaped structure body formed by connecting two concentric rings through a guide rod; the chassis is fixedly connected to the bottom of the bag body; the upper surface of the supporting seat is fixedly connected with uniformly distributed expansion plates; the telescopic plates are formed by mutually sliding and connecting a plurality of sliding plates; one ends of the telescopic plates, which are far away from the supporting seat, are fixedly connected with a containing ring together; a containing cavity is formed in the containing ring; the receiving cavity is arranged at an opening on one side of the receiving ring away from the supporting seat; a plurality of cover plates are hinged to the opening of the containing cavity; the cover plate and one side of the containing ring close to the circle center of the containing ring are not attached; one side of the cover plate, which is close to the containing ring, is fixedly connected with an obliquely designed scraper; the inner wall of the containing ring is provided with first through grooves which are uniformly distributed; the first through groove is communicated with the containing cavity; the first through grooves correspond to the expansion plates one to one; the supporting seat is positioned on the inner side of the telescopic plate and fixedly connected with a winding belt; the winding belt is a steel belt with automatic winding characteristics; the winding belts correspond to the telescopic plates one by one; one side of the winding belt, which is far away from the supporting seat, extends into the containing cavity through the first through groove; one end of the winding belt positioned in the containing cavity is fixedly connected with a transverse plate; the length of the transverse plate is greater than the width of the first through groove; clamping strips are hinged to one side, away from the circle center of the containing ring, of the transverse plate through springs; the inner surface of the clamping strip is designed in a sawtooth shape; the base plate is arranged above the supporting seat; in the initial state, one side of the bag body, which is far away from the chassis, extends into the containing cavity and is fixedly connected with the transverse plate through a clamping strip; a first sliding groove is formed in one side, close to the center of the containing ring, of the cover plate; the first chute is designed in an annular mode; the first sliding chute is internally connected with sliding rods which are connected with each other through a folding film and are uniformly distributed; the sliding rods are all in telescopic design; the sliding rod and the folding film are unfolded to seal the inner diameter of the cover plate in an initial state;

when the flour taking machine works, because flour mostly uses plastic woven bags for containing, when the flour taking machine is used, the flour is in a powder structure and is very easy to adhere to the surfaces of the plastic woven bags, and along with the use of the flour, when the flour is taken, an arm is often required to extend into a flour bag, in the process of opening the flour bag and taking the flour, the flour adhered to a flour bag body is easy to disperse into the air, meanwhile, the flour bag is easy to contact with the arm, on one hand, the flour is easy to adhere to arm clothes, on the other hand, dust on the clothes is easy to fall into a flour pile, so that the flour is polluted, in the prior art, most of the flour is poured into a taking box container in advance for taking the flour, so that the taking of the flour is convenient, but the process of transferring the flour into the taking box container is troublesome, and after the bagged flour is bought, the sliding rod in the first chute is shifted, so that the sliding rods are mutually folded and contracted in the first chute on one cover plate, at the moment, the cover plate rotates relative to the containing ring, a cavity surrounded by the supporting seat and the expansion plate is opened, the bag body is placed between the supporting seat and the expansion plate, the expansion plate is stretched, the containing ring is driven by the expansion plate to move upwards, a winding belt gradually extends and is straight in the moving process, after the heights of the containing ring and the bag body are the same, the edge of the opening of the bag body is stretched into the containing cavity, a clamping strip hinged through a spring on the transverse plate is opened, the bag body is placed between the clamping strip and the transverse plate, the bag body is fixed by the transverse plate and the clamping strip, at the moment, the cover plate is closed, the sliding rod slides to the first chute again, then the opening of the flour bag body is closed by the sliding rod and the folding film, when flour is needed, the, in the taking process, the sliding rods lose the supporting force and fall downwards under the action of gravity along with the gradual reduction of the height of flour, the winding tapes are automatically rolled in the falling process, the uniformly distributed winding tapes are fixed with the bag body at multiple points through the clamping strips and the transverse plates, the bag body is automatically rolled together with the winding tapes along with the automatic rolling of a plurality of winding tapes under the action of the curling force, the bag body is rubbed by the scraper fixedly connected to the cover plate in the process that the bag body moves towards the containing cavity, the flour adhered to the bag body is removed, the winding tapes drive the bag body to automatically roll until the cover plate falls to the same height as the flour, the flour can be taken and used, the plurality of winding tapes and the expansion plates are arranged, the sliding rods and the folding films in the first sliding grooves are used for forming connection among the plurality of cover plates, the cover plates are fixedly connected, and the cover plates and the flour are mutually limited, make the expansion plate form the holding power to the winding, and then avoid the winding to produce and curl, after flour highly descends in the use, the winding rolling will together carry out the rolling with the bag body that winding one end linked firmly, and then makes apron and backup pad height-adjusting by oneself along with the decline of flour height effectively, and then effectual messenger's apron is adjacent with flour all the time, comparatively convenient and swift when taking flour.

Preferably, the supporting seat, the containing ring and the cover plate are provided with telescopic grooves between two adjacent telescopic plates; auxiliary rings are connected in the telescopic grooves on the supporting seat and the containing ring in a sliding manner; the containing cavity extends into the auxiliary ring; an auxiliary plate is slidably connected in the telescopic groove on the cover plate; the auxiliary ring and the auxiliary plate are used for enlarging the diameters of the supporting seat and the accommodating ring through mutual matching; during operation, through with the supporting seat with accomodate ring back of the body tensile mutually, can make the supporting seat effectively and accomodate ring diameter increase to at the in-process of increase, manually stretch the accessory plate on the apron, the flexible characteristic of cooperation slide bar can be effectual radially expand the supporting seat with the diameter of accomodating the ring, and then the diameter scope that makes the bag body that can hold is bigger, strengthens the suitability of supporting seat effectively.

Preferably, magnet blocks are embedded on opposite sides of two adjacent auxiliary plates and used for mutual attraction connection between the auxiliary plates; during operation, because the apron often takes place to rotate each other in the use for a long time, inlay through making two adjacent accessory plates relative one side and have the magnet piece, and then make two adjacent accessory plates can automatic laminating each other under the appeal effect of magnet piece, and then make the accessory plate fill the gap between the apron effectively, can effectually avoid having the gap between the apron, lead to the unable rolling effectively of the bag body.

Preferably, one side of the expansion plate, which faces the axis of the supporting seat, is provided with a second sliding chute; the second sliding chute is in a T-shaped design; the winding belt is connected in the second sliding chute in a sliding manner; during operation, through setting up the second spout to accomodate the winding and can avoid the winding to be crooked by oneself in the second spout effectively, and then unable normal first logical inslot slides, and then lead to unable effectively carrying out the rolling to the bag body.

Preferably, the upper surface of the supporting seat is fixedly connected with an inflatable bag; the bellows is fixedly connected to one side, close to the containing ring, of the second chute of the expansion plate; the corrugated pipe is communicated with the inflatable bag through a conduit; the during operation, through setting up gas cell and bellows, utilize the gravity of the bag body, make the bag body extrude the chassis, and then make the chassis extrude the gas cell, receive extruded gas cell with inside gas transfer to in the bellows, and then make bellows volume grow, and then utilize the bellows to form certain holding power to the expansion plate, and then support the ring of accomodating at the in-process of the bag body installation to the supporting seat in, make things convenient for being connected of the bag body and diaphragm.

Preferably, one side of the corrugated pipe close to the winding belt is fixedly connected with evenly distributed sliding sheets; the sliding sheet is used for preventing friction between the winding belt and the corrugated pipe; during operation, the bellows has certain relative motion between the in-process that extends downwards and the winding, and then leads to the bellows to receive the rubbing action in long-term working process, through the evenly distributed's that links firmly slide, separates effectively between bellows and the winding, and then can avoid the bellows to receive the rubbing action effectively and lead to the damage in long-term use, prolongs the life of bellows effectively.

Preferably, the side wall of the supporting seat is fixedly connected with a pedal inflator pump; the foot-operated inflator pump is used for inflating the inflatable bag; a second through groove is formed in the supporting seat; the second through groove is in a T-shaped design; the second through groove is internally and slidably connected with a pressing rod; the pressing rod is positioned in the second through groove and fixedly connected with a partition plate; the partition plate is connected with the second through groove in a sealing mode; the partition plate is elastically connected with the second through groove through a spring; the foot-operated inflator pump and the inflatable bag are communicated with the second through groove through a conduit, and the communication position of the inflatable bag and the second through groove is positioned above the communication position of the foot-operated inflator pump and the second through groove; when the flour bag body is high, can step on the pump through the foot effectively and aerify the gas cell, and then utilize gas cell volume inflation to form the supporting role to the chassis, and then adjust the distance between the bag body and the apron effectively, and then convenient to use person takes flour, when the bag body position need be adjusted down simultaneously, through pressing the pressure pole, and then make and press the pole to drive the baffle and slide downwards at the second through-groove, and then make and switch on between the position of gas cell and second through-groove above the baffle, and then utilize the second to lead to the groove and press the gap between the pole and put the gas outward, and then accomplish down regulation of chassis, be convenient for adjust the height of bag body opening between the human body, and then take of the flour.

Preferably, one end of each of the two adjacent sliding rods, which is positioned in the first sliding chute, is fixedly connected with an expansion bag; the plurality of expansion bags are communicated with each other; the expansion bag is communicated with the inflatable bag through a conduit; the during operation, because the chassis upwards rises the in-process under the effect of lifting of gas cell, lead to the high slide bar that closes up in time of flour to surpass very easily, make flour leak, through setting up the inflation bag, when aerifing the gas cell, gaseous shift to the inflation bag in, and then make the inflation bag inflation, drive the slide bar and expand relatively, and then make the slide bar drive the folding film and shelter from taking in the ring, avoid the high slide bar height that surpasss of flour effectively, lead to the flour to scatter.

Preferably, the winding belt is fixedly connected with elastic sheets which are uniformly distributed; the elastic sheet is attached to the winding belt when the winding belt is straight, and the elastic sheet is separated from the winding belt when the winding belt is bent; the elastic sheet is used for limiting the bag body attached between the winding tapes when the winding tapes are bent; during operation, through setting up the flexure strip, because the winding is in the straight state in the expansion plate second spout, laminate between flexure strip and the winding this moment, when the winding gets into and accomodates the chamber in crooked, separation between flexure strip and the winding, and then utilize the bag body on the elasticity piece winding to produce the displacement restriction, and then the bag body of being convenient for follows the winding and together curls, and then avoids separating between bag body and the winding effectively, can't roll up the bag body effectively, and then causes the inconvenience that the flour was taken.

Preferably, one end of the elastic sheet, which is far away from the end fixedly connected with the winding belt, is designed in a sawtooth shape; during operation, the zigzag design on one side of the winding is kept away from the elastic sheet, so that the limiting effect between the elastic sheet and the bag body is facilitated, and the winding effect of the winding on the bag body is further enhanced.

Preferably, the outer side of the bag body is fixedly connected with evenly distributed ring sheets; the ring pieces correspond to the elastic pieces one by one; the ring sheet is made of elastic rubber material; the ring sheet is designed to be inclined relative to the bag body, and the inclined direction of the ring sheet is matched with that of the elastic sheet; during operation utilizes spacing each other between ring piece and the flexure strip through setting up the ring piece, strengthens the connection effect between flexure strip and the bag body on the one hand effectively, can also avoid forming the damage to the bag body simultaneously effectively, strengthens the system effect of rolling up to the bag body effectively.

The invention has the following beneficial effects:

1. according to the BOPP film plastic woven bag, the plurality of winding belts and the telescopic plates are arranged, the sliding rods and the folding films in the first sliding grooves are used for connecting the plurality of cover plates, the cover plates are fixedly connected, meanwhile, the telescopic plates form supporting force for the winding belts through mutual limitation between the cover plates and flour, the winding belts are prevented from being curled, when the flour is lowered in height in the using process, the winding belts are wound, the bag body fixedly connected with one end of the winding belts is wound together, the height of the cover plates and the height of the support plates are effectively adjusted automatically along with the lowering of the height of the flour, the cover plates are effectively adjacent to the flour all the time, and the flour can be taken conveniently and quickly.

2. According to the BOPP film plastic woven bag, the elastic sheet is arranged, the winding belt is in a straight state in the second sliding groove of the expansion plate, the elastic sheet and the winding belt are attached to each other at the moment, when the winding belt enters the accommodating cavity and is bent, the elastic sheet and the winding belt are separated from each other, and therefore the bag body on the winding belt of the elastic sheet is limited in displacement, the bag body can be conveniently curled along with the winding belt, the bag body is effectively prevented from being separated from the winding belt, the bag body cannot be effectively rolled, and accordingly the inconvenience in taking flour is caused.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the support base;

FIG. 3 is a cross-sectional view of the receiving ring;

FIG. 4 is an exploded view of the expansion plate;

FIG. 5 is a front view of the slide bar;

in the figure: the folding bag comprises a bag body 1, a chassis 11, a supporting seat 2, a telescopic plate 21, a storage ring 22, a storage cavity 23, a cover plate 24, a first through groove 25, a winding tape 3, a transverse plate 31, a clamping strip 32, a first sliding groove 33, a folding film 34, a sliding rod 35, a telescopic groove 4, an auxiliary ring 41, an auxiliary plate 42, a second sliding groove 36, an inflatable bag 5, a corrugated pipe 51, a sliding sheet 52, a foot-operated inflator 53, a second through groove 54, a pressing rod 55, a partition plate 56, an inflatable bag 57, an elastic sheet 58 and a ring sheet 59.

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 5, the BOPP film plastic woven bag of the present invention comprises a bag body 1, a chassis 11 and a supporting seat 2; the supporting seat 2 is a hollow disc-shaped structure body formed by connecting two concentric rings through a guide rod; the chassis 11 is fixedly connected to the bottom of the bag body 1; the upper surface of the supporting seat 2 is fixedly connected with uniformly distributed expansion plates 21; the expansion plates 21 are formed by mutually sliding and connecting a plurality of sliding plates; one ends of the telescopic plates 21 far away from the supporting seat 2 are fixedly connected with a containing ring 22; a containing cavity 23 is formed in the containing ring 22; the receiving cavity 23 is arranged at the opening of the receiving ring 22 far away from the supporting seat 2; a plurality of cover plates 24 are hinged to the opening of the containing cavity 23; the cover plate 24 and the containing ring 22 are not attached to one side close to the circle center of the containing ring 22; a scraper with an inclined design is fixedly connected to one side of the cover plate 24 close to the containing ring 22; the inner wall of the containing ring 22 is provided with first through grooves 25 which are uniformly distributed; the first through groove 25 is communicated with the accommodating cavity 23; the first through grooves 25 correspond to the telescopic plates 21 one by one; the support seat 2 is positioned on the inner side of the expansion plate 21 and fixedly connected with a winding belt 3; the winding belt 3 is a steel belt with automatic winding characteristics; the winding belt 3 corresponds to the telescopic plates 21 one by one; one side of the winding belt 3, which is far away from the support seat 2, extends into the containing cavity 23 through the first through groove 25; one end of the tape 3 in the containing cavity 23 is fixedly connected with a transverse plate 31; the length of the transverse plate 31 is greater than the width of the first through groove 25; the side of the transverse plate 31 far away from the circle center of the containing ring 22 is hinged with a clamping strip 32 through a spring; the inner surface of the clamping strip 32 is designed to be zigzag; the base plate 11 is arranged above the supporting seat 2; in the initial state, one side of the bag body 1, which is far away from the chassis 11, extends into the containing cavity 23 and is fixedly connected with the transverse plate 31 through the clamping strip 32; a first sliding chute 33 is formed on one side of the cover plate 24 close to the center of the containing ring 22; the first runner 33 is of annular design; the first sliding chute 33 is internally and slidably connected with sliding rods 35 which are uniformly distributed and connected with each other through a folding film 34; the sliding rods 35 are all of telescopic design; the sliding rod 35 and the folding film 34 are unfolded to seal the inner diameter of the cover plate 24 in the initial state;

when the flour taking machine works, because flour is mostly woven by plastic for carrying, when the flour taking machine is used, the flour is in a powder structure and is very easy to adhere to the surface of a plastic woven bag, and along with the use of the flour, when the flour is taken, an arm is often required to extend into a flour bag, and in the process of opening the flour bag and taking the flour, the flour adhered to a flour bag body 1 is easy to disperse into the air, and meanwhile, the flour bag is easy to contact with the arm, so that on one hand, the flour is easily adhered to the clothes on the arm, and meanwhile, dust on the clothes is easy to fall into a flour pile to cause pollution to the flour, in the prior art, most of the flour is poured into a box container in advance for taking the flour, so that the taking of the flour is convenient, but the process of transferring the flour into the box container is troublesome, and after the bagged flour is bought, the sliding rod 35 in the first sliding chute 33 is shifted, so that the sliding rod 35 is mutually folded and contracted in the first sliding chute 33 on one cover plate 24, at the moment, the cover plate 24 rotates relative to the containing ring 22, so that the cavity surrounded by the supporting seat 2 and the expansion plate 21 is opened, the bag body 1 is placed between the supporting seat 2 and the expansion plate 21, the expansion plate 21 is stretched, the containing ring 22 is driven by the expansion plate 21 to move upwards, the coiling belt 3 gradually extends and is flat in the moving process, after the height between the containing ring 22 and the bag body 1 is the same, the opening edge of the bag body 1 is pulled into the containing cavity 23, the clamping strip 32 hinged on the transverse plate 31 through a spring is opened, the bag body 1 is placed between the clamping strip 32 and the transverse plate 31, the bag body 1 is fixed by the transverse plate 31 and the clamping strip 32, at the moment, the cover plate 24 is closed, the sliding rod 35 is slid into the first sliding chute 33 again, and then the opening of the flour bag body 1 is closed, when flour is needed to be used, the sliding rod 35 can be rotated for taking, in the taking process, along with the gradual descending of the height of the flour, the sliding rod 35 loses the supporting force and falls downwards under the action of gravity, the winding tape 3 is automatically wound in the falling process, the winding tapes 3 which are uniformly distributed are all fixed with the bag body 1 through the clamping strips 32 and the transverse plates 31, along with the automatic winding of a plurality of winding tapes 3, the bag body 1 is automatically wound together with the winding tapes 3 under the action of the curling force, the scraping plates fixedly connected with the cover plates 24 scrape the bag body 1 in the process that the bag body 1 moves towards the accommodating cavity 23 to remove the flour adhered on the bag body 1, the winding tapes 3 drive the bag body 1 to automatically curl until the cover plates 24 fall to be equal to the height of the flour, the taking of the flour can be completed, through the arrangement of the plurality of winding tapes 3 and the telescopic plates 21, the sliding rod 35 and the folding films 34 in the first sliding chute 33 are used for forming connection among the plurality, and then link firmly between the messenger apron 24, through the mutual restriction between apron 24 and the flour simultaneously, make expansion plate 21 form the holding power to winding 3, and then avoid winding 3 to produce and curl, after flour highly descends in the use, 3 windings of winding will together carry out the rolling with the bag body 1 that 3 one ends of winding linked firmly, and then make apron 24 and backup pad adjust the height along with the decline of flour height is proper to oneself effectively, and then effectual messenger apron 24 is adjacent with the flour all the time, it is comparatively convenient and swift when taking the flour.

As an embodiment of the present invention, the supporting seat 2, the receiving ring 22 and the cover plate 24 are disposed between two adjacent expansion plates 21 and are all provided with an expansion slot 4; the supporting seat 2 and the accommodating ring 22 are connected with auxiliary rings 41 in the telescopic grooves 4 in a sliding manner; the housing cavity 23 extends into the auxiliary ring 41; an auxiliary plate 42 is slidably connected in the telescopic slot 4 on the cover plate 24; the auxiliary ring 41 and the auxiliary plate 42 are used for enlarging the diameter of the supporting seat 2 and the diameter of the receiving ring 22 through mutual matching; during operation, through with the supporting seat 2 with accomodate ring 22 and carry on the opposite directions tensile, can make supporting seat 2 and accomodate ring 22 diameter increase effectively to at the in-process of increase, manually stretch the accessory plate 42 on the apron 24, the flexible characteristic of cooperation slide bar 35 can be effectual radially expand supporting seat 2 and the diameter of accomodating ring 22, and then the diameter scope of the bag body 1 that makes can hold is bigger, strengthens supporting seat 2's suitability effectively.

As an embodiment of the present invention, magnets are embedded on opposite sides of two adjacent auxiliary plates 42 for attracting and connecting the auxiliary plates 42; during operation, because the apron 24 often takes place to rotate each other in the use for a long time, through making two adjacent accessory plates 42 relative one side inlay there is the magnet piece, and then make two adjacent accessory plates 42 can automatic laminating each other under the appeal effect of magnet piece, and then make the accessory plate 42 fill up the gap between the apron 24 effectively, can effectually avoid having the gap between the apron 24, lead to the unable rolling effectively of bag body 1.

As an embodiment of the present invention, the side of the expansion plate 21 facing the axis of the support base 2 is provided with a second chute 36; the second sliding chute 36 is in a T-shaped design; the winding belt 3 is connected in the second sliding chute 36 in a sliding way; during operation, through setting up second spout 36 to accomodate winding 3 in second spout 36 can avoid winding 3 to go about crooked effectively, and then can not slide in first logical groove 25 to, and then lead to unable effectively carrying out the rolling to the bag body 1.

As an embodiment of the invention, the upper surface of the supporting seat 2 is fixedly connected with an inflatable bag 5; the expansion plate 21 is fixedly connected with a corrugated pipe 51 at one side of the second chute 36 close to the containing ring 22; the corrugated pipe 51 is communicated with the inflatable bag 5 through a conduit; the during operation, through setting up gas cell 5 and bellows 51, utilize the gravity of the bag body 1, make the bag body 1 extrude chassis 11, and then make chassis 11 extrude gas cell 5, receive extruded gas cell 5 with inside gas transfer to bellows 51 in, and then make bellows 51 volume grow, and then utilize bellows 51 to form certain holding power to expansion plate 21, and then support accomodating ring 22 at the in-process of the installation in bag body 1 to supporting seat 2, make things convenient for being connected of the bag body 1 and diaphragm 31.

As an embodiment of the present invention, the bellows 51 is fixedly connected with evenly distributed sliding sheets 52 on the side close to the winding tape 3; the sliding piece 52 is used for preventing friction between the winding belt 3 and the corrugated pipe 51; during operation, bellows 51 has certain relative motion between the in-process that extends downwards and winding 3, and then leads to bellows 51 to receive the rubbing action in long-term working process, through the evenly distributed's that links firmly slide 52, separates bellows 51 and winding 3 effectively, and then can avoid bellows 51 to receive the rubbing action effectively and lead to the damage in long-term use, prolongs bellows 51's life effectively.

As an embodiment of the invention, the side wall of the supporting seat 2 is fixedly connected with a pedal inflator pump 53; the foot-operated inflator 53 is used for inflating the inflatable bag 5; the supporting seat 2 is provided with a second through groove 54; the second through groove 54 is in a T-shaped design; a pressing rod 55 is slidably connected in the second through groove 54; the pressing rod 55 is positioned in the second through groove 54 and fixedly connected with a partition plate 56; the partition plate 56 is connected with the second through groove 54 in a sealing mode; the partition plate 56 is elastically connected with the second through groove 54 through a spring; the foot-operated inflator pump 53 and the inflatable bag 5 are communicated with the second through groove 54 through a conduit, and the communication position of the inflatable bag 5 and the second through groove 54 is positioned above the communication position of the foot-operated inflator pump 53 and the second through groove 54; when the flour bag body 1 is low in height, the inflator pump 53 can be effectively stepped on by feet to inflate the air bag 5, the air bag 5 is utilized to expand in volume to support the chassis 11, the distance between the bag body 1 and the cover plate 24 is effectively adjusted, flour can be taken by a user conveniently, meanwhile, when the position of the bag body 1 needs to be adjusted downwards, the pressing rod 55 is pressed through pressing, the pressing rod 55 is made to drive the partition plate 56 to slide downwards in the second through groove 54, the air bag 5 and the second through groove 54 are made to be communicated between the positions above the partition plate 56, air is discharged outside a gap between the second through groove 54 and the pressing rod 55, downward adjustment of the chassis 11 is completed, the height of the opening of the bag body 1 between human bodies is convenient to adjust, and the flour can be taken conveniently.

As an embodiment of the present invention, the two adjacent sliding rods 35 are located at one end of the first sliding chute 33 and are fixedly connected with an expansion bag 57; the plurality of the expansion bags 57 are communicated with each other; the expansion bag 57 is communicated with the inflatable bag 5 through a conduit; during operation, because the chassis 11 upwards rises under the effect of lifting of gas cell 5 in-process, lead to the high slide bar 35 that does not in time fold of flour to surpass very easily, make the flour leak, through setting up inflation bag 57, when aerifing gas cell 5, gaseous to the transfer in the inflation bag 57, and then make inflation bag 57 inflation, drive slide bar 35 and expand relatively, and then make slide bar 35 drive folding film 34 and shelter from accomodating ring 22, avoid the high slide bar 35 height that surpasss of flour effectively, lead to the flour to scatter.

As an embodiment of the present invention, the winding belt 3 is fixedly connected with uniformly distributed elastic sheets 58; the elastic sheet 58 is attached to the winding tape 3 when the winding tape 3 is straight, and the elastic sheet 58 is separated from the winding tape 3 when the winding tape 3 is bent; the elastic sheet 58 is used for limiting the bag body 1 attached between the winding tapes 3 when the winding tapes 3 are bent; during operation, through setting up flexure strip 58, because winding 3 is in straight state in expansion plate 21 second spout 36, laminate between flexure strip 58 and winding 3 this moment, when winding 3 gets into and accomodates in the chamber 23 crooked, separation between flexure strip 58 and the winding 3, and then utilize bag body 1 on the flexure strip 3 of elastic strip to produce the displacement restriction, and then bag body 1 of being convenient for follows winding 3 and together curls, and then avoid separating between bag body 1 and the winding 3 effectively, can't roll up bag body 1 effectively, and then cause the inconvenience that flour was taken.

As an embodiment of the present invention, the end of the elastic sheet 58 away from the end fixedly connected with the winding belt 3 is designed to be zigzag; during operation, the design of the zigzag of one side of the elastic sheet 58 far away from the winding belt 3 is more convenient for the limiting effect between the elastic sheet 58 and the bag body 1, and then the winding effect of the winding belt 3 on the bag body 1 is enhanced.

As an embodiment of the invention, the outer side of the bag body 1 is fixedly connected with evenly distributed ring sheets 59; the ring pieces 59 correspond to the elastic pieces 58 one by one; the ring piece 59 is made of elastic rubber material; the ring piece 59 is designed obliquely relative to the bag body 1 and the oblique direction is matched with the elastic piece 58; during operation, utilize ring piece 59 and the flexure strip 58 between spacing each other through setting up ring piece 59, strengthen the connection effect between flexure strip 58 and the bag body 1 effectively on the one hand, can also avoid forming the damage to the bag body 1 effectively simultaneously, strengthen the book system effect to the bag body 1 effectively.

The specific working process is as follows:

when the bag-shaped flour is in operation, after the bag-shaped flour is bought back, the sliding rod 35 in the first sliding groove 33 is shifted, the sliding rod 35 is mutually folded and contracted in the first sliding groove 33 on one cover plate 24, at the moment, the cover plate 24 rotates relative to the containing ring 22, the cavity surrounded by the supporting seat 2 and the expansion plate 21 is opened, the bag body 1 is placed between the supporting seat 2 and the expansion plate 21, the expansion plate 21 is stretched, the containing ring 22 is driven to move upwards by the expansion plate 21, the coiling belt 3 gradually extends and is flat in the moving process, after the heights between the containing ring 22 and the bag body 1 are the same, the opening edge of the bag body 1 is pulled and extended into the containing cavity 23, the clamping strip 32 hinged to the transverse plate 31 through the spring is opened, the bag body 1 is placed between the clamping strip transverse plate 32 and the transverse plate 31, the bag body 1 is fixed by the transverse plate 31 and the clamping strip 32, at the moment, the cover plate 24 is closed, and then utilize slide bar 35 and folding film 34 to close the opening of the flour bag 1, when needing to use the flour, rotate the slide bar 35 and can take, in the course of taking, along with the gradual decline of the height of flour, the slide bar 35 loses the holding power and drops downwards under the influence of gravity, and make the tape 3 roll up by oneself in the course that drops, because the tape 3 of even distribution is all fixed with multipoint between bag 1 through card strip 32 and diaphragm 31, along with the automatic rolling of a plurality of tape 3, bag 1 is rolled up with tape 3 by oneself under the effect of crimping, and the scraper blade that links firmly on the cover plate 24 carries out the scratch to bag 1 in the course that bag 1 moves to the storage chamber 23, get rid of the flour stained with on the bag 1, tape 3 drive bag 1 automatic curling until cover plate 24 drops to and is as high as flour, can finish the taking of flour.

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

1. The utility model provides a BOPP membrane plastic woven sack which characterized in that: comprises a bag body (1), a chassis (11) and a supporting seat (2); the supporting seat (2) is a hollow disc-shaped structure body formed by connecting two concentric rings through a guide rod; the chassis (11) is fixedly connected to the bottom of the bag body (1); the upper surface of the supporting seat (2) is fixedly connected with uniformly distributed expansion plates (21); the telescopic plates (21) are formed by mutually connecting a plurality of sliding plates in a sliding manner; one ends of the telescopic plates (21) far away from the supporting seat (2) are fixedly connected with a containing ring (22) together; a containing cavity (23) is formed in the containing ring (22); the containing cavity (23) is arranged at the opening of one side of the containing ring (22) far away from the supporting seat (2); a plurality of cover plates (24) are hinged to the opening of the containing cavity (23); the cover plate (24) and the containing ring (22) are not attached to one side close to the circle center of the containing ring (22); the inner wall of the containing ring (22) is provided with first through grooves (25) which are uniformly distributed; the first through groove (25) is communicated with the containing cavity (23); the first through grooves (25) correspond to the telescopic plates (21) one by one; the support seat (2) is positioned on the inner side of the telescopic plate (21) and fixedly connected with a winding belt (3); the winding belt (3) is a steel belt with automatic winding characteristic; the winding belts (3) correspond to the telescopic plates (21) one by one; one side, far away from the supporting seat (2), of the winding belt (3) extends into the containing cavity (23) through the first through groove (25); one end of the winding belt (3) positioned in the containing cavity (23) is fixedly connected with a transverse plate (31); the length of the transverse plate (31) is greater than the width of the first through groove (25); one side of the transverse plate (31) far away from the circle center of the containing ring (22) is hinged with a clamping strip (32) through a spring; the inner surface of the clamping strip (32) is designed in a sawtooth shape; the base plate (11) is arranged above the supporting seat (2); in the initial state, one side of the bag body (1), which is far away from the chassis (11), extends into the containing cavity (23) and is fixedly connected with the transverse plate (31) through a clamping strip (32); a first sliding groove (33) is formed in one side, close to the center of the containing ring (22), of the cover plate (24); the first runner (33) is of annular design; the first sliding chute (33) is internally and slidably connected with sliding rods (35) which are connected with each other through a folding film (34) and are uniformly distributed; the sliding rods (35) are all of telescopic design; the sliding rod (35) and the folding film (34) are unfolded to seal the inner diameter of the cover plate (24) in the initial state.

2. The BOPP film plastic woven bag according to claim 1, wherein: the supporting seat (2), the containing ring (22) and the cover plate (24) are positioned between two adjacent telescopic plates (21) and are provided with telescopic grooves (4); auxiliary rings (41) are connected in a sliding manner in the telescopic grooves (4) on the supporting seat (2) and the containing ring (22); the housing cavity (23) extends into the auxiliary ring (41); an auxiliary plate (42) is connected in a telescopic groove (4) on the cover plate (24) in a sliding way; the auxiliary ring (41) and the auxiliary plate (42) are used for enlarging the diameter of the supporting seat (2) and the diameter of the containing ring (22) through mutual matching.

3. The BOPP film plastic woven bag according to claim 2, wherein: magnet blocks are inlaid on opposite sides of every two adjacent auxiliary plates (42) and used for mutual attraction connection between the auxiliary plates (42).

4. The BOPP film plastic woven bag according to claim 1, wherein: one side of the expansion plate (21) facing the axis of the support seat (2) is provided with a second sliding chute (36); the second runner (36) is of a "T" -shaped design; the winding belt (3) is connected in the second sliding groove (36) in a sliding manner.

5. The BOPP film plastic woven bag according to claim 4, wherein: the upper surface of the supporting seat (2) is fixedly connected with an inflatable bag (5); the expansion plate (21) is positioned on one side of the second sliding groove (36) close to the containing ring (22) and is fixedly connected with a corrugated pipe (51); the corrugated pipe (51) and the inflatable bag (5) are communicated with each other through a conduit.

6. The BOPP film plastic woven bag according to claim 5, wherein: one side of the corrugated pipe (51) close to the winding belt (3) is fixedly connected with evenly distributed sliding sheets (52); the sliding sheet (52) is used for preventing friction between the winding belt (3) and the corrugated pipe (51).

7. The BOPP film plastic woven bag according to claim 6, wherein: the side wall of the supporting seat (2) is fixedly connected with a foot-operated inflator pump (53); the foot-operated inflator pump (53) is used for inflating the inflatable bag (5); a second through groove (54) is formed in the supporting seat (2); the second through groove (54) is of T-shaped design; a pressing rod (55) is connected in the second through groove (54) in a sliding manner; the pressing rod (55) is positioned in the second through groove (54) and fixedly connected with a partition plate (56); the partition plate (56) is connected with the second through groove (54) in a sealing mode; the partition plate (56) is elastically connected with the second through groove (54) through a spring; the foot-operated inflator pump (53) and the inflatable bag (5) are communicated with the second through groove (54) through the guide pipe, and the communication position of the inflatable bag (5) and the second through groove (54) is positioned above the communication position of the foot-operated inflator pump (53) and the second through groove (54).

8. The BOPP film plastic woven bag according to claim 7, wherein: one ends of the two adjacent sliding rods (35) positioned in the first sliding groove (33) are fixedly connected with an expansion bag (57) together; the plurality of expansion bags (57) are communicated with each other; the expansion bag (57) is communicated with the inflatable bag (5) through a conduit.

9. The BOPP film plastic woven bag according to claim 1, wherein: the winding belt (3) is fixedly connected with elastic sheets (58) which are uniformly distributed; the elastic sheet (58) is attached to the winding tape (3) when the winding tape (3) is straight, and the elastic sheet (58) is separated from the winding tape (3) when the winding tape (3) is bent; the elastic sheet (58) is used for limiting the bag body (1) attached between the winding tapes (3) when the winding tapes (3) are bent.

10. The BOPP film plastic woven bag according to claim 9, wherein: the elastic sheet (58) is far away from the end fixedly connected with the winding belt (3) and is in a sawtooth design.

11. The BOPP film plastic woven bag according to claim 10, wherein: the outer side of the bag body (1) is fixedly connected with evenly distributed ring sheets (59); the ring sheets (59) correspond to the elastic sheets (58) one by one; the ring piece (59) is made of elastic rubber material; the ring sheet (59) is designed to be inclined relative to the bag body (1) and the inclined direction is matched with the elastic sheet (58).