CN204896146U

CN204896146U - Magnetism seals formula valve port bag

Info

Publication number: CN204896146U
Application number: CN201520667035.0U
Authority: CN
Inventors: 王敏秀
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-31
Filing date: 2015-08-31
Publication date: 2015-12-23
Anticipated expiration: 2025-08-31

Abstract

The utility model provides a magnetism seals formula valve port bag, will solve the poor and sealed technical problem with high costs of improvement of current internal valve pocket sealing performance, belongs to packaged item technical field. Its characterized in that: filling passage end filling mouth is the flat structure, and filling mouth outside upper surface is provided with a rubber magnetic stripe piece along filling mouth border width direction, and the 2nd rubber magnetic stripe piece has been put to the lower surface relevant position, the length of a rubber magnetic stripe piece and the 2nd rubber magnetic stripe piece and the width phase -match of filling mouth, and the setting is mated on the contrary to polarity each other. The beneficial effects are that: it is opposite that some polarity are put respectively to filling mouth outside upper surface and lower surface, mates and set up two rubber magnetic stripe pieces, accomplishes the back when the filling, and voluntarily mutual actuation is hugged closely, and is closed with the filling passageway. Eliminated and aroused the extravagant and environmental pollution problem of material of leaking the material and leading to because of not sealing automatically after the filling, simple structure, it is with low costs, efficient, and easy the realization, outer valve port bag can be replaced low -costly, production efficiency is improved.

Description

Magnetic envelope formula valve bag

Technical field

The utility model relates to a kind of valve bag, is specifically related to the valve bag of a kind of good airproof performance, band magnetic envelope formula Self-enclosing, belongs to package packing supplies technical field.

Background technology

Valve bag, adopt special filling apparatus, from valve port (the i.e. filling passage) charging being placed in packaging bag one tip inside, time filling, cylindrical filling head can insert and hold round the filling passage be made up of round paper tube and feed, the completely rear packaging bag of material-filling is cuboid, heap bag is neat, convenient transportation, firmly attractive in appearance, is the packaging bag pattern of current international popular.The valve port type bag used in a large number at dry powder building material industry (as glue for tile, Joint sealing material, special cement) has two kinds---interior valve bag and outer valve bag, interior valve bag is used for automatic loading production line, after threading powder, the mode of up pushing up by powder seals filling passage.Outer valve bag also needs the manual folding filling exit be exposed after installing powder, fill in dead slot below and realize sealing, outer valve bag leak tightness is better than interior valve bag, but efficiency hand-manipulated is low.The side of filling passage is pressed to opposite side by interior valve bag after fill material, thus makes this filling channel enclosed.According to this design, packing material likely has a little outside leakage to cause content to lose, and leak tightness is slightly poor.Those skilled in the art, for overcoming this defect, attempt.As scribbled hot melt adhesive inside valve port, filling rear use hot air or ultrasonic equipment are by valve closure, but this enclosure method cost is higher.Another kind method is that a sealing paper is pasted in the valve port outer end of bag after filling, not only unsightly cost but also high.

Summary of the invention

The purpose of this utility model is: provide that a kind of structure is simple, easy to use, the magnetic of good seal performance, low cost of manufacture envelope formula valve bag, solve existing interior valve bag filling after can not automatic sealing poor sealing performance and improve the high technical matters of sealing cost.

For solving the problem, the technical solution adopted in the utility model is: a kind of magnetic envelope formula valve bag, comprise bag main body and the filling passage being placed in described bag body end, it is characterized in that: described filling channel end filling exit is flat structure, upper surface outside described filling exit is equipped with the first rubber magnet silver, lower surface is equipped with the second rubber magnet silver, described first rubber magnet silver and the mutual magnetic of the second rubber magnet silver attracting, arrange along the pairing of described filling exit edge width direction, the width of length and described filling exit matches.

Further, first rubber magnet silver described in described filling exit position and the second rubber magnet silver left and right sides end edge are along filling passage bifurcated, and the described second rubber magnet silver being placed in the first rubber magnet silver described in described filling exit outer upper surface and lower surface can outwardly facing described filling channel entrance direction turnover, the described first rubber magnet silver making bipolarity contrary and described second rubber magnet silver dislocation be arranged in parallel; Described filling exit Width upper edge and lower edge, link into an integrated entity with two ends of barrier paper respectively, is equipped with easy-torn line, facilitates filling head to enter in the middle of described barrier paper.

Further, described second rubber magnet silver is soft iron-bearing materials sheet.

The beneficial effects of the utility model are: 1) outside filling exit, upper and lower surface is equipped with the rubber magnet silver that position is overlapped, polarity opposing party is arranged respectively, when after filling completing, in bag material extruding under, two pieces of rubber magnet web tablets are close to because of the mutual adhesive of magnetic, by filling channel enclosed, eliminate filling passage because can not causing and leak material and the waste of material that causes and problem of environmental pollution by automatic sealing; 2) Bian matches attracting sealing with commercially available rubber magnet silver, and structure is simple, cost is low, efficiency is high, and easily realizes; 3) outer valve bag can be substituted at low cost, enhance productivity.

Accompanying drawing explanation

Fig. 1: one of filling channel architecture schematic diagram of valve bag (fundamental mode, without barrier paper) in magnetic envelope formula;

Fig. 2: Figure 1A to filling passage deployed configuration schematic diagram (during use, filling head inserts thus);

Fig. 3: the filling channel architecture schematic diagram two (adding barrier paper) of valve bag in magnetic envelope formula.

In figure, the filling passage of 1-; 2-first rubber magnet silver; 3-second rubber magnet silver (or soft iron-bearing materials sheet); 4-filling exit; 5-barrier paper; 6-easy-torn line.

Detailed description of the invention

Fig. 1 is the basic version (without barrier paper) of the filling channel architecture schematic diagram of the utility model; Fig. 2 is the A of Fig. 1 structural representation when opening to filling passage, and during use, filling head inserts thus.Fig. 3 is another embodiment of the utility model, when the first rubber magnet silver 2 described in two and the second rubber magnet silver 3 magnetic attraction strong time, initial condition (the adding barrier paper) structural representation of Bian.

Described first rubber magnet silver 2 and the second rubber magnet silver 3 are commercially available prod, can require to select according to shape, magnetic pole and suction etc.Rubber magnetic stripe because of its suction moderate, favorable sealing property, durable in use, thus widely use in every profession and trade.The total design of the utility model utilizes described first rubber magnet silver 2 and the second rubber magnet silver 3 the attracting laminating realizing filling passage of magnetic is self-enclosed mutually, so apparent, second rubber magnet silver 3 also can Bian with by thin layer by the molecular material of ferrous oxidosome, be bonded in resin glue soft iron-bearing materials sheet that the so non-magnetic substrate of such as paper or plastics forms and substitute.Described first rubber magnet silver 2, described second rubber magnet silver 3 or soft iron-bearing materials sheet can the edge lateral surface of Bian gum mode and described filling exit 4 be adhesively fixed.

Can direct structure shown in Bian Fig. 1 (without barrier paper) when rubber magnet silver suction is moderate, illustrate a kind of magnetic envelope formula valve bag, comprise bag main body and the filling passage 1 being placed in described bag body end, it is characterized in that: described filling passage 1 end filling exit 4 is in flat structure, upper surface outside described filling exit 4 is equipped with the first rubber magnet silver 2, lower surface is equipped with the second rubber magnet silver 3, magnetic is attracting mutually for described first rubber magnet silver 2 and the second rubber magnet silver 3, arrange along the pairing of described filling exit 4 edge width direction, the width of length and described filling exit matches.During use, staff or manipulator pinch the both sides, filling passage 1 import position of bag, filling passage 1 is made to open the filling head of rear insertion (Fig. 2), extrude and described rubber magnet silver 2 and described rubber magnet silver 3 are separated, filling complete after, filling head exits filling passage 1, close to each other under the extruding of described first rubber magnet silver 2 and described second rubber magnet silver 3 material in bag, and being automatically adjacent to is bonded together closes filling passage 1.

When the rubber magnet silver suction of Bian is large, also can Bian structure as shown in Figure 3.Shown in Fig. 3, the first rubber magnet silver 2 and the second rubber magnet silver 3 left and right sides end edge described in described filling exit 4 position are along filling exit 4(and filling passage 1) bifurcated, and the described second rubber magnet silver 3 being placed in the first rubber magnet silver 2 described in described filling exit 4 outer upper surface and lower surface can outwardly facing described filling passage 1 importer to turnover, Figure 3 shows that described first rubber magnet silver 2 outwardly facing described filling passage 1 importer to turnover, described second rubber magnet silver 3 does not turn down; Or described first rubber magnet silver 2 does not turn down, described second rubber magnet silver 3 is outwardly facing described filling passage 1 importer to turnover, and the described first rubber magnet silver 2 making bipolarity contrary and described second rubber magnet silver 3 dislocation be arranged in parallel; Described filling exit 4 Width upper edge and lower edge, link into an integrated entity with two ends of barrier paper 5 respectively, is equipped with easy-torn line 6, facilitates filling head to enter in the middle of described barrier paper 5.Before using, due to described first rubber magnet silver 2 and described second rubber magnet silver 3(or soft iron-bearing materials sheet) dislocation be arranged in parallel, so cannot fit.During use, staff or manipulator pinch the both sides, filling passage 1 position of bag, after filling passage 1 is opened, (Fig. 2) inserts filling head, barrier paper 5 first pushes away by filling head from right to left, barrier paper 5 drives the described first rubber magnet silver 2 be connected, make it overturn, the filling crown is carried out filling after breaking the easy-torn line 6 in the middle of barrier paper 5.Filling complete after, filling head exits filling passage 1, described first rubber magnet silver 2 and described second rubber magnet silver 3(or soft iron-bearing materials sheet) in bag material extruding under close to each other, be automatically adjacent to the closed filling passage 1 that is bonded together.

Low, the easy to use sealing efficiency of the simple cost of structure of the present utility model is high.Not only can be used for interior valve bag, also may be used for substituting outer valve bag, enhance productivity.

Claims

1. a magnetic envelope formula valve bag, comprise bag main body and the filling passage being placed in described bag body end, it is characterized in that: described filling channel end filling exit is flat structure, upper surface outside described filling exit is equipped with the first rubber magnet silver, lower surface is equipped with the second rubber magnet silver, described first rubber magnet silver is with attracting with the mutual magnetic of the second rubber magnet silver, and arrange along the pairing of described filling exit edge width direction, the width of length and described filling exit matches.

2. magnetic envelope formula valve bag according to claim 1, it is characterized in that: the first rubber magnet silver described in described filling exit position and the second rubber magnet silver left and right sides end edge are along filling passage bifurcated, and the described second rubber magnet silver being placed in the first rubber magnet silver described in described filling exit outer upper surface and lower surface can outwardly facing described filling channel entrance direction turnover, the described first rubber magnet silver making bipolarity contrary and described second rubber magnet silver dislocation be arranged in parallel; Described filling exit Width upper edge and lower edge, link into an integrated entity with two ends of barrier paper respectively, is equipped with easy-torn line in the middle of described barrier paper.

3. magnetic envelope formula valve bag according to claim 1 and 2, is characterized in that: described second rubber magnet silver is soft iron-bearing materials sheet.