CN212922626U

CN212922626U - High-breathability double-inner-valve bag

Info

Publication number: CN212922626U
Application number: CN202021426088.0U
Authority: CN
Inventors: 郑元勇
Original assignee: Fujian Chenguang Plastics Co ltd
Current assignee: Fujian Chenguang Plastics Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-09
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a high air permeability double inner valve bag, the structure of which comprises an air permeable adhesive layer, a top cover, a valve port, a folding connecting strip and a bag body, the high air permeability double inner valve bag can be pulled out from the valve port in the bag body for material taking by opening the valve port on the top cover of the bag body, a dust-proof baffle is arranged in an elastic conveying mechanism in a valve port shell, the material in the bag body below the bag body can be folded, only when the valve port is pulled, the connecting support rod on the elastic sleeve is driven to move upwards and vertically when the elastic sleeve is lifted upwards, so that the dust-proof baffle is pulled upwards, the sliding connecting sleeve slides upwards on the sliding rod, two symmetrical dust-proof baffles are drawn towards the middle, the material below the dust-proof baffles is exposed, the material taking can be carried out for use, the structure of the device is improved, the sealing performance when the valve bag is taken is enhanced, the adsorption force generated when the sealing cover on the valve bag is opened is avoided, causing the materials in the valve bag to spill out and causing pollution and waste.

Description

High-breathability double-inner-valve bag

Technical Field

The utility model relates to a two internal valve bags of high gas permeability belongs to valve bag technical field.

Background

The valve bag, commonly called the end bag of pasting, for international popular wrapping bag, from top or bottom valve port feeding, adopt special filling equipment, the square body of packing after the filling material, it is neat to pile the package, pleasing to the eye, belongs to the recycle bags, but prior art still has following defect:

when the valve port cover on the valve port bag is opened to take, the valve port cover is more, so that certain suction force is easily generated by the cover at the moment of opening the cover, and therefore some powdery materials inside the valve port bag are influenced by the adsorption force and fly out of the valve port bag, drop around the valve port bag, pollute the periphery, and are not beneficial to taking materials for use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art exists, the utility model aims at providing a two internal valve bags of high gas permeability, when the valve port closing cap that is opening it on with the prior art valve bag of solution was taken, because the material in it is more, lead to opening the closing cap in the twinkling of an eye, the closing cap easily produces certain suction, thereby some powdery material that make valve bag inside receive the adsorption affinity influence and thereby fly out in the valve port bag, drop around the valve bag, to leading to the fact the pollution on every side, be unfavorable for the valve bag to get the problem of material use.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a high-air-permeability double-inner-valve bag structurally comprises an air-permeable adhesive layer, a top cover, a valve port, a folding connecting strip and a bag body, wherein the air-permeable adhesive layer is embedded in the top end of the bag body, the top cover is provided with the valve port, the valve port is embedded in the right end of the bag body, the folding connecting strip and the front end of the bag body are of an integrated structure, the valve port comprises a sealing cover, a connecting ring, a shell and an elastic conveying mechanism, the sealing cover is embedded in the top end of the shell, the bottom end of the connecting ring and the top end of the elastic conveying mechanism are of an integrated structure, the sealing cover is positioned right above the elastic conveying mechanism, the elastic conveying mechanism comprises a connecting support rod, a connecting valve block, a sliding connecting sleeve, a dust-proof baffle, a connecting spring, a sliding rod, a fixed connecting shell and an elastic sleeve, the connecting support rod is embedded in the middle of the elastic sleeve, the utility model discloses a dust-proof bag, including the slide connection cover, slip adapter sleeve, connecting spring, fixed connection shell, dust-proof baffle, shell, slide connection cover, connecting spring, both ends weld about with fixed connection shell about the slide bar, the top of fixed connection shell welds with the bottom of elastic sleeve mutually, the bottom of dust-proof baffle welds with the top of slip adapter sleeve mutually, dust-proof baffle is located connecting spring directly over, the shell embedding is installed on the right-hand member of the bag body.

Further, the valve port is positioned on the right side of the bag body.

Further, the breathable paste layer is located right to the left of the top cover.

Furthermore, the dustproof baffle is of a rectangular plate block structure.

Further, the connecting support rod is perpendicular to the connecting valve block.

Further, the connecting ring is of an annular structure.

Furthermore, the elastic sleeve is made of rubber materials and has good elasticity.

Advantageous effects

The utility model relates to a two interior valve pockets of high gas permeability, through opening the valve port on the bag body top cap, can pull out the valve port in it and get the material use, and be equipped with the dust-raising prevention baffle in the elastic conveying mechanism in the valve port shell, can fold the internal material of bag below it, only pull its valve port, when the elastic sleeve lifts, can drive the connecting rod vertical migration that makes progress on it, thereby it upwards to stimulate the dust-raising prevention board, make sliding connection cover slide to the centre on the slide bar, let the dust-raising prevention board of two symmetries draw close to the centre, make the material of its below expose, can get the material use, structure through the improve equipment, thereby strengthen the leakproofness when the valve pocket is got the material, avoid the adsorption affinity that produces when opening its upper cover, cause the material in the valve port bag to spill, cause the pollution waste.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a high-permeability double-inner-valve bag of the present invention;

FIG. 2 is a cross-sectional detail view of a front view of the valve port of the present invention;

FIG. 3 is a cross-sectional detailed structural schematic diagram of the front view of the elastic conveying mechanism of the present invention;

fig. 4 is a schematic cross-sectional detailed structure view of the front view of the elastic conveying mechanism of the present invention after operation.

In the figure: the device comprises a breathable adhesive layer-1, a top cover-2, a valve port-3, a folding connecting strip-4, a bag body-5, a sealing cover-31, a connecting ring-32, a shell-33, an elastic conveying mechanism-34, a connecting support rod-341, a connecting valve block-342, a sliding connecting sleeve-343, a dust-raising-preventing baffle-344, a connecting spring-345, a sliding rod-346, a fixed connecting shell-347 and an elastic sleeve-348.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution of a high air permeability dual inner valve bag: the structure of the bag comprises a breathable adhesive layer 1, a top cover 2, a valve port 3, a folding connecting strip 4 and a bag body 5, wherein the breathable adhesive layer 1 is embedded in the top end of the bag body 5, the top cover 2 is provided with the valve port 3, the valve port 3 is embedded in the right end of the bag body 5, the folding connecting strip 4 and the front end of the bag body 5 are in an integrated structure, the valve port 3 comprises a sealing cover 31, a connecting ring 32, a shell 33 and an elastic conveying mechanism 34, the sealing cover 31 is embedded in the top end of the shell 33, the bottom end of the connecting ring 32 and the top end of the elastic conveying mechanism 34 are in an integrated structure, the sealing cover 31 is positioned right above the elastic conveying mechanism 34, the elastic conveying mechanism 34 comprises a connecting support rod 341, a connecting valve block 342, a sliding connecting sleeve 343, a dust-raising prevention baffle 344, a connecting spring 345, a sliding rod 346, a fixed connecting shell 347 and an elastic sleeve 348, the connecting support, the top end of the connecting valve block 342 is welded to the middle of the bottom end of the connecting rod 341, the sliding connecting sleeve 343 is embedded in the sliding rod 346, the connecting spring 345 is installed around the sliding rod 346, the left and right ends of the sliding rod 346 are welded to the left and right ends of the fixed connecting shell 347, the top end of the fixed connecting shell 347 is welded to the bottom end of the elastic sleeve 348, the bottom end of the dust-proof baffle 344 is welded to the top end of the sliding connecting sleeve 343, the dust-proof baffle 344 is located right above the connecting spring 345, the housing 33 is embedded in the right end of the bag body 5, the valve port 3 is located right of the bag body 5, the air-permeable adhesive layer 1 is located right left of the top cover 2, the dust-proof baffle 344 is a rectangular plate structure, the connecting rod 341 is perpendicular to the connecting rod 342, the connecting ring 32 is an annular structure, and the elastic sleeve 348 is made of rubber, has better elasticity.

When a valve bag is needed to take materials, the valve port 3 in the top cover 2 of the bag body 5 can be pulled out to take the materials, the dust-proof baffle 344 is arranged in the elastic conveying mechanism 34 in the shell 33 of the valve port 3, the materials in the bag body 5 below the valve port can be folded, and only when the valve port is pulled, the elastic sleeve 348 is lifted up, the connecting support rod 341 on the elastic sleeve can be driven to move upwards vertically, so that the dust-proof baffle 344 is pulled upwards, the sliding connecting sleeve 343 slides towards the middle on the sliding rod 346, the two symmetrical dust-proof baffles 344 are closed towards the middle, the materials below the sliding connecting sleeve 343 are exposed, and the materials can be taken.

The utility model solves the problem that when the valve port sealing cover on the valve port bag is opened for taking, the sealing cover is easy to generate certain suction force due to more materials in the valve port bag at the moment of opening the sealing cover, so that some powdery materials in the valve port bag are influenced by the suction force, the powdery materials fly out of the valve port bag and fall around the valve port bag, and the valve port bag is not beneficial to taking materials for use, through the mutual combination of the components, the valve port 3 on the top cover 2 of the bag body 5 can be pulled out for taking materials, and the elastic conveying mechanism 34 in the shell 33 of the valve port 3 is internally provided with the dust-proof baffle 344, so that the materials in the bag body 5 below the valve port can be folded, and only when the valve port is pulled, the elastic sleeve 348 is lifted, the connecting support rod 341 on the elastic conveying mechanism can be driven to move upwards and vertically, thereby pulling dust-proof board 344 upwards, making sliding connection sleeve 343 slide to the centre on slide bar 346, let two symmetrical dust-proof boards 344 draw close to the centre, make the material of its below expose, can get the material and use, through the structure of improve equipment to strengthen the leakproofness that the valve port bag was got when the material, avoid the adsorption affinity that produces when opening its upper cover, cause the material in the valve port bag to spill, cause the pollution waste.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a two inner valve pockets of high gas permeability, its structure includes ventilative subsides layer (1), top cap (2), valve port (3), folds into connecting strip (4), bag body (5), its characterized in that:

the breathable adhesive layer (1) is embedded in the top end of the bag body (5), the top cover (2) is provided with a valve port (3), the valve port (3) is embedded in the right end of the bag body (5), the folding connecting strip (4) and the front end of the bag body (5) are of an integrated structure, the valve port (3) comprises a sealing cover (31), a connecting ring (32), a shell (33) and an elastic conveying mechanism (34), the sealing cover (31) is embedded in the top end of the shell (33), the bottom end of the connecting ring (32) and the top end of the elastic conveying mechanism (34) are of an integrated structure, the sealing cover (31) is located right above the elastic conveying mechanism (34), and the elastic conveying mechanism (34) comprises a connecting support rod (341), a linking valve block (342), a sliding connecting sleeve (343), a dust-raising prevention baffle (344), a connecting spring (345), The dust-proof bag comprises a sliding rod (346), a fixed connecting shell (347) and an elastic sleeve (348), wherein the connecting strut (341) is embedded and installed in the middle of the elastic sleeve (348), the top end of the connecting valve block (342) is welded with the middle of the bottom end of the connecting strut (341), the sliding connecting sleeve (343) is embedded and installed on the sliding rod (346), the connecting spring (345) is installed on the sliding rod (346) in a surrounding mode, the left end and the right end of the sliding rod (346) are welded with the left end and the right end in the fixed connecting shell (347), the top end of the fixed connecting shell (347) is welded with the bottom end of the elastic sleeve (348), the bottom end of the dust-proof baffle plate (344) is welded with the top end of the sliding connecting sleeve (343), the dust-proof baffle plate (344) is located right above the connecting spring (345), and the outer shell (33) is embedded and installed on the right end of the bag.

2. The high permeability dual internal valve port bag of claim 1, wherein: the valve port (3) is positioned on the right side of the bag body (5), and the air-permeable pasting layer (1) is positioned right left of the top cover (2).

3. The high permeability dual internal valve port bag of claim 1, wherein: the dustproof baffle (344) is of a cuboid plate structure.

4. The high permeability dual internal valve port bag of claim 1, wherein: the connecting support rod (341) and the connecting valve block (342) are perpendicular to each other.

5. The high permeability dual internal valve port bag of claim 1, wherein: the connecting ring (32) is of an annular structure.