CN110817099A - Fresh-keeping bag - Google Patents

Abstract

The invention provides a fresh-keeping bag. The fresh-keeping bag includes a bottom box; two first cover plates, the two first cover plates are symmetrically arranged on the top of the bottom box; two second cover plates, the two second cover plates are symmetrically arranged On top of the bottom box; a foam box, which is placed in the bottom box; a foam cover, which is placed on top of the foam box, and the foam cover is located in the bottom box ; Four connecting blocks, four of which are fixedly installed on both sides of the bottom box; two hand straps, two of which are respectively fixed on the four connecting blocks, and the A strap is adapted to the first cover plate. The fresh-keeping bag provided by the invention has the advantages of convenient use, portability, reusability and good fresh-keeping effect.

Description

a fresh-keeping bag

technical field

The invention relates to the technical field of fresh-keeping bags, in particular to a fresh-keeping bag.

Background technique

Preservation is to keep vegetables, fruits, aquatic products, seafood, meat and other perishable food fresh, commonly used words are preservative paper, food preservation, improved aquatic product preservation technology, low temperature preservation technology.

Most of the traditional fresh-keeping bags are plastic bags, and most of them are placed in a low-temperature environment. This makes the traditional fresh-keeping bags unable to keep fruits and food fresh outdoors or when going out, and most of the traditional fresh-keeping bags do not. With the function of keeping warm, the food that is not placed in it cannot be kept warm, so that the effect of keeping fresh cannot be achieved.

Therefore, it is necessary to provide a new fresh-keeping bag to solve the above-mentioned technical problems.

SUMMARY OF THE INVENTION

The technical problem solved by the present invention is to provide a fresh-keeping bag that is convenient to use, easy to carry, reusable, and has a good fresh-keeping effect.

In order to solve the above technical problems, the fresh-keeping bag provided by the present invention includes: a bottom box; two first cover plates, the two first cover plates are symmetrically arranged on the top of the bottom box; two second cover plates, two The second cover plates are symmetrically arranged on the top of the bottom box; a foam box, the foam box is placed in the bottom box; a foam cover, the foam cover is arranged on the top of the foam box, and all The foam cover is located in the bottom box; two hand straps are located on both sides of the bottom box respectively, and the hand straps are welded on the bottom box by an ultrasonic welding machine.

Preferably, the bottom box, the first cover plate and the second cover plate are all composed of substrates.

Preferably, the substrate includes two waterproof layers and a thermal insulation support layer, and the thermal insulation support layer is located between the two waterproof layers.

Preferably, a positioning ring block is fixedly installed on the bottom of the foam cover, and the outer ring of the positioning ring block is in contact with the inner wall of the foam box.

Preferably, both of the first cover plates are provided with double-sided tape, and the two first cover plates are connected by double-sided tape.

Compared with the related art, the fresh-keeping bag provided by the present invention has the following beneficial effects:

The invention provides a fresh-keeping bag. The base plate includes two waterproof layers and a heat preservation support layer. The heat preservation support layer is located between the two waterproof layers. The base plate composed of the waterproof layer and the heat preservation support layer can make The bottom box, the first cover plate and the second cover plate not only have good thermal insulation and insurance effect, but also can make the whole fresh-keeping bag have a better waterproof effect, which also facilitates the cleaning of the entire fresh-keeping bag, and can make the whole fresh-keeping bag have a good waterproof effect. The bag can be reused; the two first cover plates are provided with double-sided tape, the two first cover plates are connected by double-sided tape, and the first cover plate can be covered on the bottom through the double-sided tape When the box is placed on the box, the two cover plates are fixed, so that the first cover plate and the second cover plate can effectively wrap the bottom box, thereby ensuring the preservation effect of the whole fresh-keeping bag; Both sides of the bottom box, and the hand straps are welded on the bottom box by an ultrasonic welding machine, and the carrying of the whole fresh-keeping bag is facilitated by the hand strap, so that the whole fresh-keeping bag is convenient for outdoor use.

Description of drawings

Fig. 1 is the structural representation of a kind of preferred embodiment of the fresh-keeping bag provided by the present invention;

Fig. 2 is the sectional structure schematic diagram shown in Fig. 1;

Fig. 3 is the side view sectional structure schematic diagram shown in Fig. 1;

FIG. 4 is a schematic cross-sectional structural diagram of the substrate of the fresh-keeping bag provided by the present invention.

Labels in the figure: 1. Bottom box, 2. First cover, 3. Second cover, 4. Foam box, 5. Foam cover, 6. Positioning ring block, 7. Double-sided tape, 8. Hand strap, 9. Waterproof layer, 10. Thermal insulation support layer.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and embodiments.

Please refer to Figure 1, Figure 2, Figure 3 and Figure 4, wherein, Figure 1 is a schematic structural diagram of a preferred embodiment of the fresh-keeping bag provided by the present invention; Figure 2 is a cross-sectional structural schematic diagram shown in Figure 1; FIG. 3 is a schematic sectional structure diagram of a side view shown in FIG. 1 ; FIG. 4 is a schematic sectional structure diagram of a base plate of a fresh-keeping bag provided by the present invention. The fresh-keeping bag includes: a bottom box 1; two first cover plates 2, the two first cover plates 2 are symmetrically arranged on the top of the bottom box 1; two second cover plates 3, two of the second cover plates 2 The cover plate 3 is symmetrically arranged on the top of the bottom box 1; the foam box 4 is placed in the bottom box 1; the foam cover 5 is arranged on the top of the foam box 4 , and the foam cover 5 is located in the bottom box 1; two hand straps 8 are located on both sides of the bottom box 1 respectively, and the hand straps 8 are welded on the bottom box 1 by an ultrasonic welding machine superior.

The bottom box 1 , the first cover plate 2 and the second cover plate 3 are all composed of substrates.

The base plate includes two waterproof layers 9 and a heat preservation support layer 10 , and the heat preservation support layer 10 is located between the two waterproof layers 9 .

A positioning ring block 6 is fixedly mounted on the bottom of the foam cover 5 , and the outer ring of the positioning ring block 6 is in contact with the inner wall of the foam box 4 .

The two first cover plates 2 are provided with double-sided adhesive tapes 7 , and the two first cover plates 2 are connected by the double-sided adhesive tapes 7 .

The working principle of the fresh-keeping bag provided by the present invention is as follows:

When keeping fruits, food, etc. fresh, just take out the foam cover 5 from the foam box 4 and the bottom box 1, then place the fruit or food in the foam box 4, cover the foam cover 5, and put the first The second cover 3 is covered on the top of the bottom box 1, and the first cover 2 is covered on the second cover 3. At this time, the first cover 2 and the second cover 3 can be made to be bottom-to-bottom through the double-sided tape 7. The box 1 is effectively wrapped and the fruits, food, aquatic products, seafood, etc. put in are kept fresh through the foam box 4 and the foam cover 5. At the same time, when you need to go out, only two hand straps 8 can be used to keep the whole freshness. The bag is lifted, thereby facilitating the carrying of the entire preservation; at the same time, after taking out the sheet foam box 4 and the foam cover 5 from the bottom box 1, the fruit or food is directly put into the bottom box 1, and the bottom box 1, The first cover plate 2 and the second cover plate 3 can still effectively keep the fruits and food put into the bottom box 1 fresh.

Compared with the related art, the fresh-keeping bag provided by the present invention has the following beneficial effects:

The present invention provides a fresh-keeping bag, the base plate includes two waterproof layers 9 and a heat preservation support layer 10, the heat preservation support layer 10 is located between the two waterproof layers 9, and the heat preservation support layer 10 is formed by the waterproof layer 9 and the heat preservation support layer 10 The formed base plate can make the bottom box 1, the first cover plate 2 and the second cover plate 3 not only have good thermal insulation and insurance effect, but also can make the whole fresh-keeping bag have a better waterproof effect, which is convenient for the whole fresh-keeping bag. The cleaning of the bag can make the whole fresh-keeping bag reusable; the two first cover plates 2 are provided with double-sided adhesive tapes 7, and the two first cover plates 2 are connected by the double-sided adhesive tapes 7. The double-sided adhesive tape 7 can fix the two cover plates 2 when the first cover plate 2 is covered on the bottom box 1, so that the first cover plate 2 and the second cover plate 3 can be effectively used for the bottom box 1. wrapping, thereby ensuring the fresh-keeping effect of the whole fresh-keeping bag; the two hand straps 8 are respectively located on both sides of the bottom box 1, and the hand straps 8 are welded on the bottom box 1 by an ultrasonic welding machine, and the hand straps 8 are convenient for pairing. The carrying work of the whole fresh-keeping bag makes the whole fresh-keeping bag convenient for outdoor use.

The above descriptions are only the embodiments of the present invention, and are not intended to limit the scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied to other related technologies Fields are similarly included in the scope of patent protection of the present invention.

Claims (5)

1. A freshness-retaining bag, comprising:

a bottom case;

the two first cover plates are symmetrically arranged at the top of the bottom box;

the two second cover plates are symmetrically arranged at the top of the bottom box; a foam box placed within the base box;

the foam cover is arranged at the top of the foam box and is positioned in the bottom box;

the two hand straps are respectively positioned on two sides of the bottom box and are welded on the bottom box by an ultrasonic welding machine.

2. The freshness protection package of claim 1, wherein the bottom box, the first cover plate and the second cover plate are all comprised of base plates.

3. The freshness-retaining bag according to claim 2, wherein the base plate comprises two waterproof layers and an insulating support layer, the insulating support layer being located between the two waterproof layers.

4. The freshness protection package according to claim 1, wherein a positioning ring block is fixedly mounted at the bottom of the foam cover, and an outer ring of the positioning ring block is in contact with the inner wall of the foam box.

5. The freshness protection package according to claim 1, wherein two of the first cover plates are each provided with a double-sided adhesive tape, and the two first cover plates are connected by the double-sided adhesive tape.

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