CN111591575A - Crack-resistant plastic woven bag - Google Patents
Crack-resistant plastic woven bag Download PDFInfo
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- CN111591575A CN111591575A CN202010335457.3A CN202010335457A CN111591575A CN 111591575 A CN111591575 A CN 111591575A CN 202010335457 A CN202010335457 A CN 202010335457A CN 111591575 A CN111591575 A CN 111591575A
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- box body
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- side wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D33/00—Details of, or accessories for, sacks or bags
- B65D33/06—Handles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/03—Wrappers or envelopes with shock-absorbing properties, e.g. bubble films
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bag Frames (AREA)
Abstract
The invention belongs to the technical field of medical woven bags, and particularly relates to a crack-resistant plastic woven bag; comprises a box body, a handle and an anti-cracking unit; the anti-cracking unit comprises an arc-shaped elastic sheet, an air bag, a rubber tube, a sliding block and an extrusion tube; the air bag is arranged on the side wall of the bottom end of the box body; the box body, the handle and the anti-cracking unit are matched, so that the woven bag can be repaired in time when cracks appear in the woven bag; if sharp-pointed object and extrusion pipe surface contact time, because the extrusion pipe surface is smooth surface to make sharp-pointed object's tip take place the slope, slide to between the extrusion pipe lateral wall, and press from both sides sharp-pointed object's tip under the effect of extrusion force each other between the extrusion pipe tightly, effectively avoid sharp-pointed object to continue to pierce through to the box surface after sliding, thereby improved the holistic resistant effect of splitting of braided bag in the very big degree.
Description
Technical Field
The invention belongs to the technical field of medical woven bags, and particularly relates to a crack-resistant plastic woven bag.
Background
The woven bag is one of plastic bags and is used for packaging, and the raw materials of the woven bag are various chemical plastic raw materials such as polyethylene, polypropylene and the like; the woven bag is wide in application, mainly used for packaging and packing various articles and wide in industrial application; the plastic woven bag is made by taking polypropylene resin as a main raw material, extruding and stretching the polypropylene resin into flat filaments, weaving the flat filaments and making bags; the composite plastic woven bag is made by taking plastic woven cloth as a base material and compounding the plastic woven cloth by a casting method; the packaging bag is used for packaging powdery or granular solid materials and flexible articles; the composite plastic woven bag is divided into a two-in-one bag and a three-in-one bag according to the main material composition; according to the sewing method, the sewing machine is divided into a bottom sewing bag, an edge sewing bottom bag, a pocket inserting bag and an adhesive sewing bag.
Some technical solutions related to woven bags also appear in the prior art, for example, a chinese patent with application number 2017106863802 discloses an anti-slip woven bag, which comprises a front bag surface and a rear bag surface, wherein three edges of the front bag surface and three edges of the rear bag surface are sewn to form a bag body; the side edge of the bag body is provided with an anti-skid binding belt, and the middle part of the anti-skid binding belt is fixedly connected with the sewing part of the side edge of the front bag surface and the side edge of the rear bag surface; one end of the anti-skid binding belt is provided with a connecting hole, and the other end of the anti-skid binding belt is provided with a fork; the woven bag can be prevented from falling off in the process of transportation or carrying; but this technical scheme does not solve the problem of breaking of braided bag, because the braided bag is made by plastics for after the braided bag is equipped with sharp object in, sharp object punctures the braided bag surface easily, produces the leak, and leads to the braided bag to break along the leak under the action of gravity of sharp object, thereby leads to the inefficacy of braided bag.
Disclosure of Invention
In order to make up for the defects of the prior art, the problems that after a sharp object is arranged in a woven bag, the surface of the woven bag is easy to puncture by the sharp object to generate a leak and the woven bag is broken along the leak under the action of gravity of the sharp object so as to cause failure of the woven bag are solved; the invention provides a crack-resistant plastic woven bag.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a crack-resistant plastic woven bag which comprises a box body, a handle and an anti-cracking unit; an opening is formed in the side wall of the top end of the box body through a zipper, and a first cavity is formed in the side wall of the box body; the lifting handle is arranged on the side wall of the top end of the box body through the fixing block; the anti-cracking unit is arranged in the box body and comprises an arc-shaped elastic sheet, an air bag, a rubber pipe, a sliding block and an extrusion pipe; the air bag is arranged on the side wall of the bottom end of the box body; the arc-shaped elastic sheet is arranged on the outer side wall of the air bag, so that two ends of the arc-shaped elastic sheet are respectively arranged on the side wall of the bottom end of the box body; the sliding block is connected to the bottom end of the first cavity in a sliding mode; one end of the rubber tube is communicated with the air bag, and the other end of the rubber tube is connected to the sliding block; the number of the extrusion pipes is multiple, and the extrusion pipes are connected in the first cavity in a sliding manner, so that the extrusion pipes are in a pressed state in the first cavity; the box body, the handle and the anti-cracking unit are matched, so that the woven bag can be repaired in time when cracks appear in the woven bag; when the sharp object is used, when the sharp object is filled in the woven bag, the sharp object can extrude the arc-shaped elastic sheet, so that the pressure is transmitted to the air bag after the arc-shaped elastic sheet is pressed, the air in the air bag flows into the rubber tube after the air bag is pressed, the rubber tube is elastically deformed, the rubber tube pushes the sliding block to slide in the direction away from the bottom end of the first cavity in the elastic deformation process, the sliding block extrudes the extrusion tubes, the extrusion tubes are mutually contacted and are in an extrusion state, at the moment, when the sharp object pierces through the inner surface of the box body and penetrates into the first cavity, if the sharp object is contacted with the surface of the extrusion tubes, the surface of the extrusion tubes is a smooth surface, so that the end part of the sharp object is inclined and slides to the side wall of the extrusion tubes, the end part of the sharp object is clamped under the action of mutual extrusion force between the extrusion tubes, and the sharp object is effectively, thereby greatly improving the whole crack resistance effect of the woven bag.
Preferably, a second cavity is formed in the extrusion pipe, and a plurality of grooves are symmetrically formed in the surface of the extrusion pipe; the surface of the groove is provided with elastic friction cloth; the friction force between the extrusion pipe and the sharp object is enhanced through the matching of the second cavity, the groove and the elastic friction cloth; during the use, puncture box internal surface when sharp-pointed object, run through to a cavity, if sharp-pointed object and extrusion pipe surface contact, because the extrusion pipe surface is smooth surface, thereby make sharp-pointed object's tip take place the slope, slide to between the extrusion pipe lateral wall, and press from both sides sharp-pointed object's tip under the effect of mutual extrusion force between the extrusion pipe, the extrusion pipe takes place elastic deformation under the reaction force that sharp-pointed object produced this moment, make the cross-sectional shape of extrusion pipe change from circular to oval, thereby extrude elastic friction cloth, make elastic friction cloth and sharp-pointed object surface contact, increased the frictional force between extrusion pipe and the sharp-pointed object on the whole, effectively avoid sharp-pointed object to cause the braided bag surface to produce the damaged condition after continuing to slide under the effect of gravity.
Preferably, the first elastic sheet is symmetrically arranged in the groove; the first elastic piece is provided with a second elastic piece on the side walls close to each other, so that the second elastic piece is in contact with the inner side wall of the elastic friction cloth; the supporting strength of the elastic friction cloth is enhanced through the matching of the first elastic sheet and the second elastic sheet; when the elastic friction cloth is used, when a sharp object pierces the inner surface of the box body and penetrates into the first cavity, if the sharp object is in contact with the surface of the extrusion pipe, the surface of the extrusion pipe is a smooth surface, so that the end part of the sharp object is inclined and slides between the side walls of the extrusion pipe, and the end part of the sharp object is clamped under the action of mutual extrusion force between the extrusion pipes, at the moment, the extrusion pipe is elastically deformed under the reaction force generated by the sharp object, the cross section shape of the extrusion pipe is changed from a circle to an ellipse, so that the elastic friction cloth is extruded, the elastic friction cloth is in contact with the surface of the sharp object, the friction force between the extrusion pipe and the sharp object is integrally increased, after the first elastic sheet and the second elastic sheet are arranged in the grooves, the surface strength of the elastic friction cloth can be effectively increased, and a supporting force is generated on the inner side of, thereby the area of contact between elasticity friction cloth and the sharp object has been guaranteed, effectively avoided taking place to fold each other between the elasticity friction cloth and influence its and sharp object surface's contact effect.
Preferably, a fork-shaped hinge rod is connected in the second cavity in a sliding manner; the fork-shaped hinged rod consists of a first rod and a second rod; the first rod and the second rod are both the same in length as the diameter of the inner side wall of the second cavity, and are hinged through torsion springs; the overall strength of the extruded tube is enhanced through the matching of the first rod and the second rod; during the use, puncture box internal surface when sharp-pointed object, run through to a cavity, if sharp-pointed object and extrusion pipe surface contact, because the extrusion pipe surface is smooth surface, thereby make sharp-pointed object's tip take place the slope, slide to between the extrusion pipe lateral wall, and press from both sides the tip of sharp-pointed object tightly under the effect of mutual extrusion force between the extrusion pipe, the extrusion pipe takes place elastic deformation under the reaction force that sharp-pointed object produced this moment, make the cross-sectional shape of extrusion pipe change from circular to oval, lead to the extrusion pipe to flatten after avoiding when sharp-pointed object's gravity is too big, be equipped with forked hinge rod in No. two cavities, thereby provide the holding power in No. two cavities inboard through forked hinge rod, avoid the extrusion pipe to flatten the back make the inefficacy of elastic friction cloth, cause sharp-pointed object direct penetration to the braided bag outside.
Preferably, a channel is formed in the inner side wall of the second cavity, so that one end of the channel is communicated with the second cavity, and the other end of the channel is communicated with the groove; the contact area between the elastic friction cloth and the sharp object is increased through the matching of the second cavity, the channel and the groove; when the bag is used, when a sharp object pierces the inner surface of the box body and penetrates into the first cavity, if the sharp object is in surface contact with the extrusion pipe, the surface of the extrusion pipe is a smooth surface, so that the end part of the sharp object is inclined and slides between the side walls of the extrusion pipe, and the end part of the sharp object is clamped under the action of mutual extrusion force between the extrusion pipes, at the moment, the extrusion pipe elastically deforms under the reaction force generated by the sharp object, the section shape of the extrusion pipe is changed from a circle to an ellipse, at the moment, gas in the second cavity flows into the groove through the channel after being pressed, so that the gas pressure in the groove is increased, the elastic friction cloth elastically deforms outwards in a protruding manner, the surface strength of the elastic friction cloth is further increased, the contact area between the elastic friction cloth and the sharp object is enlarged, and the integral anti-cracking effect of the woven bag is enhanced, avoid the sharp-pointed object to pierce the condition that leads to the braided bag to break behind the braided bag.
Preferably, the sliding range of the sliding block in the first cavity is within the protection range of the arc-shaped elastic sheet, so that the sharp object cannot be contacted with the inner side wall of the box body close to the sliding block under the blocking of the arc-shaped elastic sheet; when the sharp object is used, when the sharp object is filled in the woven bag, the sharp object can extrude the arc-shaped elastic sheet, so that the pressure is transmitted to the air bag after the arc-shaped elastic sheet is pressed, the air in the air bag flows into the rubber tube after the air bag is pressed, the rubber tube is elastically deformed, the rubber tube pushes the sliding block to slide in the direction away from the bottom end of the first cavity in the elastic deformation process, the sliding block extrudes the extrusion tubes, the extrusion tubes are mutually contacted and are in an extrusion state, at the moment, when the sharp object pierces through the inner surface of the box body and penetrates into the first cavity, if the sharp object is contacted with the surface of the extrusion tubes, the surface of the extrusion tubes is a smooth surface, so that the end part of the sharp object is inclined and slides to the side wall of the extrusion tubes, the end part of the sharp object is clamped under the action of mutual extrusion force between the extrusion tubes, and the sharp object is effectively, but when sharp-pointed object directly impaled the box inside wall that is close to slider department, pierce a cavity when sharp-pointed object, can cause the damage to the rubber tube, thereby make the rubber tube take place the condition of brokenly hole gas leakage, consequently set up the sliding range of slider in a cavity and all within the protective range of arc shell fragment, make sharp-pointed object can't and be close to the box inside wall contact at slider position under the stopping of arc shell fragment, thereby the effect of protection has been realized slider and rubber tube, strengthen holistic practicality and the result of use of braided bag.
The invention has the following beneficial effects:
1. according to the crack-resistant plastic woven bag, the box body, the handle and the anti-cracking unit are matched, so that the woven bag can be timely self-repaired when cracks appear, the end part of a sharp object is clamped under the action of mutual extrusion force between the extrusion pipes, the sharp object is effectively prevented from being pierced to the outer surface of the box body after continuously sliding, and the whole crack-resistant effect of the woven bag is greatly improved.
2. According to the crack-resistant plastic woven bag, the supporting strength of the elastic friction cloth is enhanced through the matching of the first elastic sheet and the second elastic sheet, the friction force between the extrusion pipe and a sharp object is increased integrally, after the first elastic sheet and the second elastic sheet are arranged in the groove, the strength of the surface of the elastic friction cloth can be effectively increased, and the supporting force is generated on the inner side of the elastic friction cloth, so that the contact area between the elastic friction cloth and the sharp object is ensured, and the contact effect between the elastic friction cloth and the surface of the sharp object is effectively prevented from being influenced after the elastic friction cloth is folded mutually.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the construction of an extruded tube according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
in the figure: the anti-cracking device comprises a box body 1, a zipper 11, a first cavity 12, a handle 2, a fixing block 21, an anti-cracking unit 3, an arc-shaped elastic sheet 31, an air bag 32, a rubber tube 33, a sliding block 34, an extrusion tube 35, a second cavity 351, a groove 352, elastic friction cloth 353, a first elastic sheet 354, a second elastic sheet 355, a channel 356, a forked hinge rod 36, a first rod 361 and a second rod 362.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the crack-resistant plastic woven bag of the invention comprises a box body 1, a handle 2 and an anti-cracking unit 3; an opening is formed in the side wall of the top end of the box body 1 through a zipper 11, and a first cavity 12 is formed in the side wall of the box body 1; the handle 2 is arranged on the side wall of the top end of the box body 1 through a fixing block 21; the anti-cracking unit 3 is arranged in the box body 1, and the anti-cracking unit 3 comprises an arc-shaped elastic sheet 31, an air bag 32, a rubber pipe 33, a sliding block 34 and an extrusion pipe 35; the air bag 32 is arranged on the side wall of the bottom end of the box body 1; the arc-shaped elastic sheet 31 is arranged on the outer side wall of the air bag 32, so that two ends of the arc-shaped elastic sheet 31 are respectively arranged on the side wall of the bottom end of the box body 1; the sliding block 34 is connected to the bottom end of the first cavity 12 in a sliding mode; one end of the rubber tube 33 is communicated with the air bag 32, and the other end is connected to the sliding block 34; the number of the extrusion pipes 35 is multiple, and the extrusion pipes 35 are connected in the first cavity 12 in a sliding manner, so that the extrusion pipes 35 are in a pressed state in the first cavity 12; the box body 1, the handle 2 and the anti-cracking unit 3 are matched, so that the woven bag can be repaired in time when cracks appear in the woven bag; when the sharp object is used, when the sharp object is filled in the woven bag, the sharp object can extrude the arc-shaped elastic sheet 31, so that the pressure of the arc-shaped elastic sheet 31 is transmitted to the air bag 32 after being pressed, the air in the air bag 32 flows into the rubber tube 33 after being pressed, the rubber tube 33 is subjected to elastic deformation by extension, the rubber tube 33 pushes the sliding block 34 to slide in the direction away from the bottom end of the first cavity 12 in the process of elastic deformation, the sliding block 34 extrudes the extrusion tube 35, so that the extrusion tubes 35 are mutually contacted and in an extrusion state, at the moment, when the sharp object punctures the inner surface of the box body 1 and penetrates to the first cavity 12, if the sharp object is in surface contact with the extrusion tube 35, the end of the sharp object inclines and slides to the side wall of the extrusion tube 35 due to the smooth surface of the extrusion tube 35, and the end of the sharp object is clamped under the action of mutual extrusion force between the, effectively avoid sharp-pointed object to continue to impale to 1 surface of box after sliding to the holistic resistant effect of splitting of braided bag has been improved to very big degree.
As an embodiment of the present invention, a second cavity 351 is formed in the extrusion tube 35, and a plurality of grooves 352 are symmetrically formed on the surface of the extrusion tube 35; an elastic friction cloth 353 is arranged on the surface of the groove 352; the friction force between the extrusion tube 35 and the sharp object is enhanced through the cooperation of the cavity No. two 351, the groove 352 and the elastic friction cloth 353; during the use, when sharp object punctures box 1 internal surface, run through to cavity 12 No. one, if sharp object and extrusion pipe 35 surface contact, because extrusion pipe 35 surface is smooth surface, thereby make sharp object's tip take place the slope, slide to between the extrusion pipe 35 lateral wall, and press from both sides the tip of sharp object under the effect of mutual extrusion force between extrusion pipe 35, extrusion pipe 35 takes place elastic deformation under the reaction force that sharp object produced this moment, make the cross-sectional shape of extrusion pipe 35 change from circular to oval, thereby extrude elastic friction cloth 353, make elastic friction cloth 353 and sharp object surface contact, increased the frictional force between extrusion pipe 35 and the sharp object on the whole, effectively avoid sharp object to receive the circumstances that the braided bag surface produced the damage after continuing to slide under the action of gravity.
As an embodiment of the present invention, a first elastic sheet 354 is symmetrically installed in the groove 352; the first elastic piece 354 is provided with a second elastic piece 355 on the side walls close to each other, so that the second elastic piece 355 is in contact with the inner side wall of the elastic friction cloth 353; the supporting strength of the elastic friction cloth 353 is enhanced through the cooperation of the first elastic piece 354 and the second elastic piece 355; when the sharp object penetrates through the inner surface of the box body 1 and penetrates into the first cavity 12, if the sharp object contacts with the surface of the extrusion pipe 35, the surface of the extrusion pipe 35 is a smooth surface, so that the end part of the sharp object inclines and slides between the side walls of the extrusion pipe 35, and the end part of the sharp object is clamped under the action of mutual extrusion force between the extrusion pipes 35, at the moment, the extrusion pipe 35 elastically deforms under the reaction force generated by the sharp object, the section shape of the extrusion pipe 35 is changed from a circular shape to an oval shape, so that the elastic friction cloth 353 is extruded out, the elastic friction cloth 353 contacts with the surface of the sharp object, the friction force between the extrusion pipe 35 and the sharp object is integrally increased, and after the first elastic sheet 354 and the second elastic sheet 355 are arranged in the groove 352, the strength of the surface 353 of the elastic friction cloth can be effectively increased, the supporting force is generated on the inner side of the elastic friction cloth 353, so that the contact area between the elastic friction cloth 353 and the sharp object is ensured, and the contact effect between the elastic friction cloth 353 and the surface of the sharp object is effectively prevented from being influenced after the elastic friction cloth 353 is folded.
As an embodiment of the present invention, a fork-shaped hinge rod 36 is slidably connected in the second cavity 351; the fork-shaped hinged rod 36 consists of a first rod 361 and a second rod 362; the length of the first rod 361 and the length of the second rod 362 are the same as the diameter of the inner side wall of the second cavity 351, and the first rod 361 and the second rod 362 are hinged through torsion springs; the overall strength of the extruded tube 35 is enhanced through the cooperation of the first rod 361 and the second rod 362; when in use, when the sharp object pierces the inner surface of the box body 1 and penetrates to the first cavity 12, if the sharp object contacts the surface of the extrusion tube 35, because the surface of the extruded tube 35 is smooth, the end of the sharp object is inclined, slides between the side walls of the extruded tube 35, and the end of the sharp object is clamped under the mutual pressing force between the pressing tubes 35, at this time, the pressing tubes 35 are elastically deformed by the reaction force generated by the sharp object, so that the cross-sectional shape of the extruded tube 35 is changed from a circular shape to an oval shape, in order to avoid the extruded tube 35 from being squashed when the gravity of the sharp object is too large, the fork-shaped hinge rod 36 is arranged in the second cavity 351, so that the fork-shaped hinge rod 36 provides a supporting force on the inner side of the second cavity 351, and the phenomenon that the elastic friction cloth 353 fails after the extrusion tube 35 is flattened, and a sharp object directly penetrates through the outer portion of the woven bag is avoided.
As an embodiment of the present invention, a channel 356 is formed on an inner side wall of the cavity No. two 351, such that one end of the channel 356 is communicated with the cavity No. two 351, and the other end of the channel 356 is communicated with the groove 352; the contact area between the elastic friction cloth 353 and the sharp object is increased through the cooperation of the cavity No. two 351, the channel 356 and the groove 352; when the sharp object penetrates through the inner surface of the box body 1 and penetrates into the first cavity 12, if the sharp object contacts with the surface of the extrusion tube 35, the surface of the extrusion tube 35 is smooth, so that the end of the sharp object inclines and slides between the side walls of the extrusion tube 35, and the end of the sharp object is clamped under the action of mutual extrusion force between the extrusion tubes 35, at the moment, the extrusion tube 35 elastically deforms under the reaction force generated by the sharp object, so that the section shape of the extrusion tube 35 is changed from a circular shape to an elliptical shape, at the moment, gas in the second cavity 351 flows into the groove 352 through the channel 356 after being pressed, so that the gas pressure in the groove 352 is increased, the elastic friction cloth 353 elastically deforms outwards, the surface strength of the elastic friction cloth 353 is further increased, and the contact area between the elastic friction cloth 353 and the sharp object is enlarged, thereby strengthened the holistic resistant effect of splitting of braided bag, avoided sharp-pointed object to puncture the braided bag and lead to the broken condition of braided bag.
As an embodiment of the invention, the sliding range of the slider 34 in the first cavity 12 is within the protection range of the arc-shaped elastic sheet 31, so that a sharp object cannot contact with the inner side wall of the box body 1 close to the slider 34 under the blocking of the arc-shaped elastic sheet 31; when the sharp object is used, when the sharp object is filled in the woven bag, the sharp object can extrude the arc-shaped elastic sheet 31, so that the pressure of the arc-shaped elastic sheet 31 is transmitted to the air bag 32 after being pressed, the air in the air bag 32 flows into the rubber tube 33 after being pressed, the rubber tube 33 is subjected to elastic deformation by extension, the rubber tube 33 pushes the sliding block 34 to slide in the direction away from the bottom end of the first cavity 12 in the process of elastic deformation, the sliding block 34 extrudes the extrusion tube 35, so that the extrusion tubes 35 are mutually contacted and in an extrusion state, at the moment, when the sharp object punctures the inner surface of the box body 1 and penetrates to the first cavity 12, if the sharp object is in surface contact with the extrusion tube 35, the end of the sharp object inclines and slides to the side wall of the extrusion tube 35 due to the smooth surface of the extrusion tube 35, and the end of the sharp object is clamped under the action of mutual extrusion force between the, effectively avoid sharp-pointed object to continue to impale to 1 surface of box after sliding, nevertheless when sharp-pointed object directly impairs when being close to the 1 inside wall of box of slider 34 department, pierce into cavity 12 when sharp-pointed object, can cause the damage to rubber tube 33, thereby make rubber tube 33 take place the condition of broken hole gas leakage, consequently set up slider 34 the sliding range in cavity 12 and all within arc-shaped elastic piece 31's protective range, make sharp-pointed object can't contact with the 1 inside wall of box that is close to slider 34 position under arc-shaped elastic piece 31 blocks, thereby realized the effect of protection to slider 34 and rubber tube 33, strengthen holistic practicality and the result of use of braided bag.
When the sharp object is used, when the sharp object is filled in the woven bag, the sharp object can extrude the arc-shaped elastic sheet 31, so that the pressure of the arc-shaped elastic sheet 31 is transmitted to the air bag 32 after being pressed, the air in the air bag 32 flows into the rubber tube 33 after being pressed, the rubber tube 33 is subjected to elastic deformation by extension, the rubber tube 33 pushes the sliding block 34 to slide in the direction away from the bottom end of the first cavity 12 in the process of elastic deformation, the sliding block 34 extrudes the extrusion tube 35, so that the extrusion tubes 35 are mutually contacted and in an extrusion state, at the moment, when the sharp object punctures the inner surface of the box body 1 and penetrates to the first cavity 12, if the sharp object is in surface contact with the extrusion tube 35, the end of the sharp object inclines and slides to the side wall of the extrusion tube 35 due to the smooth surface of the extrusion tube 35, and the end of the sharp object is clamped under the action of mutual extrusion force between the, the sharp objects are effectively prevented from piercing the outer surface of the box body 1 after continuously sliding, so that the whole cracking resistance effect of the woven bag is greatly improved; the end parts of the sharp objects are clamped under the action of mutual extrusion force between the extrusion pipes 35, at the moment, the extrusion pipes 35 are elastically deformed under the reaction force generated by the sharp objects, so that the section shapes of the extrusion pipes 35 are changed from a circle to an ellipse, the elastic friction cloth 353 is extruded, the elastic friction cloth 353 is contacted with the surface of the sharp objects, the friction force between the extrusion pipes 35 and the sharp objects is integrally increased, and the condition that the surface of a woven bag is damaged after the sharp objects continuously slide under the action of gravity is effectively avoided; the end parts of the sharp objects are clamped under the action of mutual extrusion force between the extrusion pipes 35, at the moment, the extrusion pipes 35 are elastically deformed under the reaction force generated by the sharp objects, so that the section shapes of the extrusion pipes 35 are changed from a circle to an ellipse, the elastic friction cloth 353 is extruded, the elastic friction cloth 353 is in contact with the surface of the sharp objects, the friction force between the extrusion pipes 35 and the sharp objects is integrally increased, after a first elastic sheet 354 and a second elastic sheet 355 are arranged in the grooves 352, the strength of the surface of the elastic friction cloth 353 can be effectively increased, supporting force is generated on the inner side of the elastic friction cloth 353, the contact area between the elastic friction cloth 353 and the sharp objects is ensured, and the contact effect between the elastic friction cloth 353 and the surface of the sharp objects is effectively prevented from being influenced by the fact that the elastic friction cloth 353 is folded mutually; a fork-shaped hinge rod 36 is arranged in the second cavity 351, so that a supporting force is provided at the inner side of the second cavity 351 through the fork-shaped hinge rod 36, and the phenomenon that the elastic friction cloth 353 fails after the extrusion tube 35 is flattened, so that a sharp object directly penetrates through the outer part of the woven bag is avoided; the cross-sectional shape of the extrusion pipe 35 is changed from circular to elliptical, at the moment, gas in the second cavity 351 flows into the groove 352 through the channel 356 after being pressed, so that the internal air pressure of the groove 352 is increased, the elastic friction cloth 353 elastically deforms outwards, the surface strength of the elastic friction cloth 353 is further increased, the contact area between the elastic friction cloth 353 and a sharp object is enlarged, the integral anti-cracking effect of the woven bag is enhanced, and the situation that the woven bag is broken after the woven bag is punctured by the sharp object is avoided; but when sharp object directly impaled the box 1 inside wall that is close to slider 34 department, pierce in cavity 12 when sharp object, can cause the damage to rubber tube 33, thereby make rubber tube 33 take place the condition of broken hole gas leakage, consequently set up slider 34 the sliding range in cavity 12 and all within arc-shaped elastic sheet 31's protective range, make sharp object can't contact with the box 1 inside wall that is close to slider 34 position under arc-shaped elastic sheet 31 blocks, thereby realized the effect of protection to slider 34 and rubber tube 33, strengthen the holistic practicality and the result of use of braided bag.
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 (6)
1. A crack-resistant plastic woven bag is characterized in that: comprises a box body (1), a handle (2) and an anti-cracking unit (3); an opening is formed in the side wall of the top end of the box body (1) through a zipper (11), and a first cavity (12) is formed in the side wall of the box body (1); the lifting handle (2) is arranged on the side wall of the top end of the box body (1) through a fixing block (21); the anti-cracking unit (3) is arranged in the box body (1), and the anti-cracking unit (3) comprises an arc-shaped elastic sheet (31), an air bag (32), a rubber pipe (33), a sliding block (34) and an extrusion pipe (35); the air bag (32) is arranged on the side wall of the bottom end of the box body (1); the arc-shaped elastic sheet (31) is arranged on the outer side wall of the air bag (32), so that two ends of the arc-shaped elastic sheet (31) are respectively arranged on the side wall of the bottom end of the box body (1); the sliding block (34) is connected to the bottom end of the first cavity (12) in a sliding manner; one end of the rubber tube (33) is communicated with the air bag (32), and the other end of the rubber tube is connected to the sliding block (34); the number of the extrusion pipes (35) is multiple, and the extrusion pipes (35) are connected in the first cavity (12) in a sliding manner, so that the extrusion pipes (35) are in a pressed state in the first cavity (12); the cooperation through box (1), handle (2) and anti cracking unit (3) makes can in time self-repair when the braided bag breach appears.
2. The crack-resistant plastic woven bag according to claim 1, wherein: a second cavity (351) is formed in the extrusion pipe (35), and a plurality of grooves (352) are symmetrically formed in the surface of the extrusion pipe (35); the surface of the groove (352) is provided with an elastic friction cloth (353); the friction force between the extrusion pipe (35) and the sharp object is enhanced through the matching of the cavity II (351), the groove (352) and the elastic friction cloth (353).
3. The crack-resistant plastic woven bag according to claim 2, wherein: a first elastic sheet (354) is symmetrically arranged in the groove (352); the first elastic piece (354) is provided with a second elastic piece (355) on the side walls close to each other, so that the second elastic piece (355) is in contact with the inner side wall of the elastic friction cloth (353); the supporting strength of the elastic friction cloth (353) is enhanced through the cooperation of the first elastic sheet (354) and the second elastic sheet (355).
4. The crack-resistant plastic woven bag according to claim 2, wherein: a fork-shaped hinge rod (36) is connected in the second cavity (351) in a sliding manner; the fork-shaped hinged rod (36) consists of a first rod (361) and a second rod (362); the length of the first rod (361) and the length of the second rod (362) are the same in the diameter of the inner side wall of the second cavity (351), and the first rod (361) and the second rod (362) are hinged through torsion springs; the overall strength of the extruded tube (35) is enhanced by the cooperation of the first rod (361) and the second rod (362).
5. The crack-resistant plastic woven bag according to claim 4, wherein: a channel (356) is formed in the inner side wall of the cavity II (351), so that one end of the channel (356) is communicated with the interior of the cavity II (351), and the other end of the channel (356) is communicated with the groove (352); the contact area between the elastic friction cloth (353) and the sharp object is increased through the matching of the cavity II (351), the channel (356) and the groove (352).
6. The crack-resistant plastic woven bag according to claim 1, wherein: the sliding range of the sliding block (34) in the first cavity (12) is within the protection range of the arc-shaped elastic sheet (31), so that a sharp object cannot be contacted with the inner side wall of the box body (1) close to the sliding block (34) under the blocking of the arc-shaped elastic sheet (31).
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| CN202010335457.3A CN111591575A (en) | 2020-04-24 | 2020-04-24 | Crack-resistant plastic woven bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010335457.3A CN111591575A (en) | 2020-04-24 | 2020-04-24 | Crack-resistant plastic woven bag |
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| CN111591575A true CN111591575A (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010335457.3A Pending CN111591575A (en) | 2020-04-24 | 2020-04-24 | Crack-resistant plastic woven bag |
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