CN1373075A

CN1373075A - Self-supporting grain bag

Info

Publication number: CN1373075A
Application number: CN01137426A
Authority: CN
Inventors: 谷口满范
Original assignee: Tanaka Sangyo Co Ltd
Current assignee: Tanaka Sangyo Co Ltd
Priority date: 2001-03-05
Filing date: 2001-11-07
Publication date: 2002-10-09
Also published as: TWM245198U; KR20020071433A; JP2002255282A; JP3775728B2

Abstract

A self-standing grain housing bag is composed of a cylindrical bag wall body, a bottom for the bag wall body and a lid for opening and closing an upper opening of the bag wall body. A plurality of rods each made from an elastic material are attached in the vertical direction around the outer circumference of the bag wall body, while elastic annular hoops are provided at the outer circumference of the bag wall body on positions close respectively to the bottom and the opening of the bag wall body. For arrangement of the hoop, hoop sheaths are sewed intermittently on to the bag wall body along its outer circumferential direction, and the hoop is passed through each of the hoop sheaths. The hoop is made up by passing an elastic bar member through a bellows-like flexible hose, and connecting parts are provided at both ends of the flexible hose so that it can be made up annularly, or the hoop is made up by covering an elastic bar member with a hose made of synthetic resin foam, and the connecting parts are provided at both ends of the hose.

Description

A kind of self-supporting grain bag

Technical field

The present invention relates to a kind of need not other special support just can be upright grain bag, relate in particular to the structure of the grain bag that can use safely.

Background technology

Announced multiple need not other special support just can be upright grain bag, some inventions have wherein transferred cessionary of the present invention.For example, as announcing in the open communique of Japanese Utility Model 3-38800 number, vertically extend the rod member of high-elastic degree in a side of grain bag, along also being connected with elastic component on the inner periphery of grain bag top and bottom, to keep the shape of grain bag opening portion and base section.

The purpose of grain bag is transportation or storage of granular materials, for example rice or wheat.Because what grain bag was stored is food, therefore must avoid using any material that may be harmful.In traditional bag constructions, need to select the employed elastic component of grain bag.For example, if do elastic component with metal tube, metal tube is difficult to build too firmly.If the use fiberglass pipe, it may be subjected to physical shock and break in use.The sharp-pointed fragment of glass fibre is mixed in the cereal, injures human body possibly.If fiberglass pipe is to be connected on the grain bag from the outside, can prevent that it from entering into the cereal of being adorned, but fiberglass pipe is exposed and is subjected to exterior impact.

Summary of the invention

Therefore, an object of the present invention is to provide a kind of grain bag that is easy to use and can self-supporting, this grain bag adopts glass fibre spare or similar material, has utilized its characteristics in light weight, resilient, can protect the material of adorning not to be damaged again simultaneously.Self-supporting grain bag of the present invention comprises a cylinder-shaped bag body wall, a base section, and the loam cake with the opening that can open and close wherein is connected with the vertically extending bar that a plurality of elastomeric materials are made on the cylinder-shaped bag body wall.Be connected with the circular garter spring of elasticity on the cylinder-shaped bag body wall, one of them garter spring is near the top, and another garter spring is near the bottom.Be connected on the grain bag by the elastomeric material bar with vertical direction, cylinder-shaped bag can be upright in the mode of self-supporting.The garter spring that is connected on bag opening can make bag keep circular, thereby has guaranteed that opening has desirable circle.The garter spring that is connected the grain bag bottom end vicinity can make base section keep circular.When grain bag is left standstill, the grain bag position of being kept upright, its bigger base section can be placed on the ground securely.Because bar is connected with the outside face of grain bag with garter spring, can prevent that therefore they are mixed in the cereal of being adorned, even also be like this after bar and garter spring breakage.

Best, along being sewed with a plurality of garter spring passages on the circumference of cylinder-shaped bag body wall, garter spring can pass these garter spring passages.Garter spring passes the garter spring passage, just can be fixed on the bag wall of grain bag.The elasticity of garter spring can be used effectively, thereby the shape of grain bag is kept.

Best, garter spring is to be passed the flexible tube of flexible cast and formed by elastic rod, is provided with a connector in each end of each pipe, makes flexible tube form the circular configuration shape.In this structure, bar is as the support of grain bag, and flexible tube energy guard bar alleviates impact suffered on the bar.When making bar with glass fibre, flexible tube can be protected the fiberglass pole that easily is hit and damages effectively.Adopt adaptor union can form annular collar at an easy rate.

Best, garter spring is to be passed the flexible pipe of being made by foamed synthetic resin and formed by elastic rod, is provided with a connector in each end of each flexible pipe.Similar with flexible tube, the synthetic resin foam pipe also can alleviate exterior impact.

Since the workability of glass fibre, glass fibre manufacturing pipe commonly used or bar.Discharge cereal for convenience, be provided with a discharge port at the base section of grain bag.

Description of drawings

Fig. 1 is the transparent view that has shown an embodiment of self-supporting grain bag of the present invention;

Fig. 2 is the transparent view that has shown the top of the grain bag that is connected with bar; With

Fig. 3 is the transparent view of main portion that has shown the garter spring of grain bag.

The specific embodiment

Now one embodiment of the present of invention will be discussed in conjunction with the accompanying drawings.Fig. 1 is the transparent view that has shown an embodiment of self-supporting grain bag of the present invention.Grain bag comprises that a cylindrical fabric body wall 1 and has the bottom 2 of discharge port 3.Discharge port 3 is sealed rope 4 usually and is sealed, to form bottom 2.This structure can adopt of the prior art any.The opening 5 of grain bag opened or seals by available fastener 6 by loam cake 7.On grain bag, suitably be connected with a pair of rope 8, be used for mentioning grain bag.

Even what the grain bag of structure was empty like this also can be upright.Be connected with a plurality of strut bars 10 on the circumference of cylindrical fabric body wall 1, this strut bar is made by elastomeric material, for example glass fibre.Strut bar 10 is inserted into one slightly agley and is sewn on grain bag near on the circumference of bottom and in the bottom osed top support pouches 11.The other end of strut bar 10 is inserted into one and is sewn on cylindrical fabric body wall 1 top circumference and in the support pouches 12 of top closure.The position of the support pouches 12 of bottom osed top support pouches 11 and top closure can suitably vertically be installed between them strut bar 10.The support pouches 12 of top closure can be a tubular bag, and its top is sealed simply.In other method, on the vertical centre part of bag 1, be sewed with piece of cloth material.One side of cloth is folded on the core of cloth, and its top margin 13 on even keels are sewn on the bag 1, as shown in Figure 2.After the upper end of strut bar 10 is inserted in the folded part of cloth, the opposite side of cloth, promptly thin slice 14 is stacked on the folded part again, is fixed with the rope 15 that is connected on the cloth in advance then.In another embodiment of the support pouches 12 of upper end closed, tubular bag is cut into two sections at the center of its vertical length, adopt fastener to open or seal this tubular bag.Strut bar 10 can the support pouches 11 of lower end closed and upper end closed support pouches 12 between by a primary deflector angle, promptly support reliably by little restoring force, this point is very important.It is also important that but bar 10 should have good workability.The present invention is not limited to said structure.

On the circumference of cylindrical fabric body wall 1, be fixed with elasticity garter spring 20, in order to keep the shape of opening 5.Be sewed with garter spring passage 21 on the girth of the opening 5 of cylindrical fabric body wall 1, garter spring 20 can therefrom pass.Because garter spring 20 passes garter spring passage 21, opening 5 can stay open, and cereal can be packed at an easy rate like this.On the girth of the bottom 2 of cylindrical cloth body wall 1, also be fixed with elasticity garter spring 22, with so that bottom 2 keeps circular.Near the bottom 2 of cylindrical fabric body wall 1, be sewed with garter spring passage 23, can allow elasticity garter spring 22 to pass therein.The structure of this garter spring passage 23 and elasticity garter spring 22 is identical with the structure of upper opening side.This embodiment of grain bag has this structure, vertically extends a plurality of strut bars 10 on cylindrical fabric body wall 1, and garter spring 20 stays open opening 5, and garter spring 22 makes bottom 2 keep a bigger circle.Therefore, this grain bag can be stably upright.

Fig. 3 has shown a special structure of garter spring 20 and 22.Referring to Fig. 3, shown that 30, one of an annular resilient part by the fiberglass pole circumflexion is used to protect the flexible cast flexible tube 31 of elastic component 30, and a pair of cooperatively interacting to be used to connect the adaptor union 32a and the 32b of flexible tube 31.Need only simply annular resilient part 30 be inserted at both ends portion and have in the flexible tube 31 of adaptor union 32a and 32b, just can form structure shown in Figure 3 at an easy rate.The

garter spring

20 and 22 that will have not the flexible tube adaptor union 32a that cooperates and a 32b is inserted in the

garter spring passage

21 and 23 of the open end of cylindrical fabric body wall 1 and bottom respectively, and like this, adaptor union 32a and 32b just can be combined together very simply.The structure of adaptor union 32a and 32b is not limited to embodiment shown in Figure 3.Can connect reliably as long as can guarantee the end of flexible tube, and, so also can adopt other structure in case connection just is not easy to come off.

In this embodiment, garter spring has comprised the annular resilient part 30 that is inserted in the flexible tube 31.The garter spring that importantly has annular resilient part 30 is not easy to be damaged by external impact.Except flexible tube 31, the flexible pipe that also can adopt the foaming urethane to make.In this structure, the adaptor union that need circularize at the end connection hose still.When still adopting the basic structure of traditional self-supporting grain bag, the garter spring that is used to allow the upright bar of bag and keep bag opening and bottom shape is connected the outside face of grain bag.Even bar or the garter spring packing into, transport at cereal and be used for the self-supporting bag when storing break, can prevent also that fragment is blended in the cereal.Therefore, the article of being adorned in the grain bag can use safely.

Though garter spring is connected on the girth of bag bottom and upper shed, garter spring is subjected to the flexible tube protection.Like this, garter spring can be by impact failure.Therefore, cereal can be deposited muchly.

Claims

1. self-supporting grain bag, comprise a cylinder-shaped bag body wall, one base section, and the loam cake with openable opening, it is characterized in that, on described cylinder-shaped bag body wall, be connected with a plurality of vertically extending bars of making by elastomeric material, on described cylinder-shaped bag body wall, be connected with the circular garter spring of elasticity, one of them described garter spring is near the top, and another described garter spring is near the bottom.

2. according to the described self-supporting grain bag of claim 1, it is characterized in that along being sewed with a plurality of garter spring passages on the circumference of described cylinder-shaped bag body wall, described garter spring passes in described garter spring passage.

3. according to claim 1 or 2 described self-supporting grain bags, it is characterized in that described garter spring is formed by the elastic rod that passes flexible cast flexible tube, be equipped with a connector, be used to make described flexible tube circular at each end of each described pipe.

4. according to claim 1 or 2 described self-supporting grain bags, it is characterized in that described garter spring is formed by the elastic rod that passes the pipe that foamed synthetic resin makes, be equipped with a connector at each end of each described pipe.

5. according to claim 3 or 4 described self-supporting grain bags, it is characterized in that described bar is a fiberglass pole.

6. according to the described self-supporting grain bag of claim 1, it is characterized in that described bag also comprises and is positioned at the discharge port that its bottom is used to discharge the cereal of adorning.