CN209956515U - Conveniently-disassembled packing bag for blocky asphalt - Google Patents

Abstract

The utility model discloses a block-shaped asphalt disposable packaging bag, which comprises a square bag body enclosed by a bag body and a bottom cover. The bag body is a double-layer structure, comprising an outer layer bag body and an inner layer bag body; the bag body The lower part is provided with a sandwich composite structure. The sandwich composite structure is composed of an inner bag body, an outer layer bag body, and a support plate fixed in the interlayer between the inner layer bag body and the outer layer bag body. A groove formed by a convex strip and an inner convex strip, the groove corresponds to the position of the support plate, so that the bag body and the bottom cover can be detachably connected by means of concave-convex insertion; the bottom cover is connected with the bag body through a buckle; the buckle includes a fixed The fixing part is fixed on the outer side wall of the outer convex strip of the bottom cover, and the locking part is matched and fixed on the outer peripheral wall of the sandwich composite structure; compared with the traditional packaging bag, the utility model increases the detachable At the same time, the detachable connection between the bottom cover and the bag body is realized through the buckle assembly welded on the bottom cover and the bag body, and the discharge efficiency is high.

Description

A kind of lumpy asphalt disposable packaging bag

technical field

The utility model relates to the technical field of packaging bags, in particular to a block-shaped asphalt disposable packaging bag.

Background technique

As an important petrochemical product, asphalt has been widely used in the fields of road and engineering construction. The annual output of asphalt in my country is about 25 million tons. Asphalt has two storage forms, liquid and solid, and solid is divided into bags and barrels. , block, etc.; the block has special requirements for its packaging due to its irregular shape, uneven size, and inconvenient handling; iron drums generally cost more, occupy more space, and often require Repeated heating increases the transportation cost, and leakage accidents cannot be avoided, and the asphalt often adheres to the asphalt barrel, causing waste; while in the prior art, the packaging bag generally uses the discharge port on the upper part of the bag body to discharge, which is inconvenient for lumpy asphalt. Unloading, resulting in a decline in the efficiency of transportation operations.

Utility model content

The purpose of this utility model is to solve the above-mentioned deficiencies of the prior art, and proposes a block-shaped asphalt discharge packaging bag, which includes a square bag body enclosed by a bag body and a bottom cover, and the bag body is a double-layered bag. structure, including an outer bag body and an inner layer bag body;

The lower part of the bag body is provided with a sandwich composite structure, and the sandwich composite structure consists of an inner layer bag body, an outer layer bag body, and a support plate fixed in the interlayer between the inner layer bag body and the outer layer bag body,

The bottom cover is provided with a groove composed of an outer convex strip and an inner convex strip, and the groove corresponds to the position of the support plate, so that the bag body and the bottom cover can be detachably connected by means of concave-convex insertion; The bottom cover is connected with the bag body through a buckle; the buckle includes a fixing part and a locking part, the fixing part is fixed on the outer side wall of the outer convex strip of the bottom cover, and the locking part is fixed on the sandwich composite structure on the peripheral wall;

The bag mouth of the bag body is sewn with an elastic band opening, the end of the elastic band opening forms a feeding port, the end of the elastic band opening is provided with a drawstring hole, and a top pull is also arranged in the drawstring hole. rope.

Preferably, there are four said buckles, which are evenly arranged on four sides of the bag body.

Preferably, four corners of the bag body are provided with cross-angle slings.

Preferably, a plurality of circles of reinforcing strips are arranged at the cross-foot sling, and the reinforcing strips are fixedly connected with the bag body.

The beneficial effects of the present utility model are as follows: compared with the traditional packaging bag, the present utility model adds a detachable bottom cover. The material is automatically unloaded from the lower part of the bag body, so that the whole unloading process is simple and fast, and the unloading efficiency is high; Good sealing effect, and the packaging bag can be reused many times, saving energy and environmental protection.

Description of drawings

Fig. 1 is the packing bag structure schematic diagram of the present utility model;

Fig. 2 is the bottom cover structure schematic diagram of the present invention;

Figure 3 is a schematic diagram of the sandwich composite structure of the present invention.

Detailed ways

In order to deepen the understanding of the present utility model, the present utility model will be described in further detail below with reference to the embodiments and the accompanying drawings. The embodiments are only used to explain the present utility model and do not constitute a limitation on the protection scope of the present utility model.

Referring to Figures 1-3, the present utility model proposes a block-shaped asphalt disposable packaging bag, including a square bag body enclosed by a bag body 1 and a bottom cover 2, the bag body is a double-layer structure, including an outer Layer bag body 11 and inner layer bag body 12;

The lower part of the bag body is provided with a sandwich composite structure 10. The sandwich composite structure 10 is fixed by the inner layer bag body 12, the outer layer bag body 11 and the interlayer disposed between the inner layer bag body 12 and the outer layer bag body 11. The support plate 13 is composed of,

The bottom cover 2 is provided with a groove 23 composed of an outer convex strip 21 and an inner convex strip 22. The groove 23 corresponds to the position of the support plate 13, so that the bag body 1 and the bottom cover 2 can pass through the concave and convex. The bottom cover 2 is connected with the bag body 1 through the buckle 3; the buckle 3 includes a fixing part 31 and a locking part 32, and the fixing part 31 is fixed on the outer convex strip of the bottom cover On the outer side wall, the locking portion 32 is fitted and fixed on the outer peripheral wall of the sandwich composite structure 10;

The bag body 1 is sewn with an elastic banding opening 14, the end of the elastic banding opening forms a feeding port 15, and the end of the elastic banding opening is provided with a drawstring hole, and the drawstring hole is also provided with Top drawcord 16.

In the above technical solution, there are four said buckles 3 , which are evenly arranged on four sides of the bag body 1 .

In the above technical solution, corner spanning straps 4 are provided at the four corners of the bag body 1 .

In the above technical solution, a plurality of circles of reinforcing bars 17 are provided at the cross-leg sling 4, and the reinforcing bars 17 are fixedly connected with the bag body.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the within the scope of protection of the present invention.

Claims (4)

1. A blocky asphalt bag is characterized in that it comprises a square bag body enclosed by a bag body and a bottom cover, and the bag body is a double-layer structure, comprising an outer layer bag body and an inner layer bag body; The lower part of the bag body is provided with a sandwich composite structure, and the sandwich composite structure consists of an inner layer bag body, an outer layer bag body, and a support plate fixed in the interlayer between the inner layer bag body and the outer layer bag body, The bottom cover is provided with a groove composed of an outer convex strip and an inner convex strip, and the groove corresponds to the position of the support plate, so that the bag body and the bottom cover can be detachably connected by means of concave-convex insertion; The bottom cover is connected with the bag body through a buckle; the buckle includes a fixing part and a locking part, the fixing part is fixed on the outer side wall of the outer convex strip of the bottom cover, and the locking part is fixed on the sandwich composite structure on the peripheral wall; The bag mouth of the bag body is sewn with an elastic band opening, the end of the elastic band opening forms a feeding port, the end of the elastic band opening is provided with a drawstring hole, and a top pull is also arranged in the drawstring hole. rope. 2 . The block-shaped asphalt disposable packaging bag according to claim 1 , wherein there are four said buckles, which are evenly arranged on all four sides of the bag body. 3 . 3 . The block-shaped asphalt disposable packaging bag according to claim 1 , wherein cross-angle slings are provided at the four corners of the bag body. 4 . 4 . The block-shaped asphalt disposable packaging bag according to claim 3 , wherein the cross-angle sling is provided with a plurality of circles of reinforcing strips, and the reinforcing strips are fixedly connected to the bag body. 5 .

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