KR100705967B1 - Heat insulating portable bag - Google Patents

Abstract

The present invention relates to a portable thermal insulation bag, and more particularly, to an outer surface of at least one of transparent and opaque on an outer surface of an inner skin coated with a heat shielding aluminum on an outer surface of a polyethylene sheet having a predetermined thickness and width. Wrapped to form an air layer between the inner and outer shells to fold the inner and outer halves in half and to fusion both ends to accommodate a predetermined item therein, wherein the outer shell extends into the upper endothelial of the opening and the receiver has a predetermined length; First and second fusion portions having a predetermined length that fold the outer skin projecting to the upper end of the endothelial of the upper opening of the receptor into the inner skin, and are fused to the folded outer skin and the inner both sides of the inner skin; A fixing protrusion projecting to an inner surface of any one of the first and second fusion portions; It includes a fixing groove formed on the inner surface of any one of the second, first fusion portion to be inserted coupling corresponding to the fixing projections.

Therefore, if a user needs to store or temporarily store an article requiring low temperature, room temperature, or a specific temperature, the contents are accommodated in the container and the opening is closed, so that the temperature inside the container may be cold or It remains almost constant in the heat, providing a portable thermal bag that can maintain the freshness of the article.

Description

Heat insulating portable bag

1 is an exploded perspective view showing a configuration of a first embodiment according to the present invention.

Figure 2 is an external perspective view showing the appearance of the first embodiment according to the present invention.

3 is a cross-sectional view showing a cross-sectional structure of a first embodiment according to the present invention.

4 shows a second embodiment according to the invention;

<Description of the symbols for the main parts of the drawings>

101: inner shell 102: outer shell

103: air layer 104: receptor

105: first fusion portion 106: second fusion portion

107: fixing protrusion 108: fixing groove

109: handle 110: thermal insulation bag

111: intermittent projection 112: the first intermittent portion

113: crackdown groove 114: the second crack

The present invention relates to a portable thermal insulation bag, and in particular, the outer surface of at least one of transparent and opaque on the outer surface of the inner surface coated with heat-resistant aluminum on the outer surface of the polyethylene sheet of a predetermined thickness and width is wrapped around the outside, Forming an air layer between the inner and outer shells to fold the inner and outer halves in half and to fusion both ends to accommodate a predetermined item therein, wherein the receiver has a predetermined length protruding into the upper endothelial of the opening; First and second fusion portions having a predetermined length that fold the outer skin projecting to the upper end of the endothelial of the upper opening of the receptor into the inner skin, and are fused to the folded outer skin and the inner both sides of the inner skin; A fixing protrusion projecting to an inner surface of any one of the first and second fusion portions; By including a fixing groove formed in the inner surface of any one of the second, first fusion portion to be inserted and coupled corresponding to the fixing projections, the user transports or temporarily stores an article requiring storage of a low temperature, room temperature or a specific temperature When the contents are accommodated in the container, and the opening is sealed, the temperature inside the container is kept almost constant in accordance with the cold or heat of the goods contained therein, so that the portable thermal bag can maintain the freshness of the product. It is about.

In general, the storage of vegetables, vegetables, etc. at room temperature is advantageous to maintain the freshness, in the case of cool drinks, such as beer, cola, can be stored at a low temperature below room temperature to maximize the effect of the taste when drinking.

In addition, it is very advantageous to maintain the storage state or freshness of the article to maintain the storage temperature of the article, such as fruit or cosmetics, such as food or other items that require the storage of room temperature and low temperature.

However, in general, the user selects and purchases various items in the process of purchasing the goods in the mart, and it takes a while, and returns the goods to each home after purchase to store the goods in an easy place (such as a refrigerator). Since it takes a long time to store, there is a problem that the freshness of vegetables or fruits is deteriorated until purchase and restoring.

In addition, when purchasing goods or carrying items stored in each home (beer, cola, pizza, chicken, cosmetics, etc.) and moving to a long distance, most of them are stored in a portable plastic bag and moved. Since the freshness is reduced, there is a disadvantage in that it is used in a state in which the freshness of the article is reduced during drinking and use.

Here, some users for overcoming the above problems are provided with a warming device (aka, ice box), and the goods are housed in the warming device and then moved, in which case the volume of the warming device is relatively easy to carry. Most of them are not in size, and even though they are portable, most models are of standardized rigid ones, so it is not easy to carry them because the size of the thermal insulation equipment is not reduced after using the goods. It is common to use only for a specific purpose, such as a summer resort, and refrain from using it in normal times.

The present invention devised to solve the above problems is to maintain the freshness of the article by keeping the internal temperature of the article to accommodate the article, as well as easy to carry after all the items in the interior The purpose is to reduce the volume and shape so that it can be used at any time when shopping or moving near.

The above object is wrapped around the outer shell 102 made of at least one of transparent and opaque on the outer surface of the inner shell 101 coated with heat shielding aluminum on the outer surface of the polyethylene sheet of a predetermined thickness and width, the inner In addition, the air layer 103 is formed between the outer skins 101 and 102, and the outer skins 101 and 102 are folded in half, and both ends are fused to accommodate a predetermined article therein, but the opening 104a is provided. Receptacle 104 protrudes a predetermined length of the outer shell 102 to the upper endothelial 101 of the); The outer shell 102 protruding to the upper end of the endothelial 101 of the upper end opening 104a of the receptor 104 is made into the inner shell 101, and each of the folded outer shell 102 and the inner side surfaces of the inner shell 101 are respectively. First and second welding parts 105 and 106 having a predetermined length to be fused; A fixing protrusion 107 protruded to an inner surface of any one of the first and second fusion portions 105 and 106; By a portable thermal insulation bag, characterized in that it comprises a fixing groove 108 formed in the inner surface of any one of the second, first fusion unit 106, 105 to be inserted and coupled corresponding to the fixing projection 107. Is achieved.

Here, it is preferable to further include a handle 109 formed in the first and second fusion portion 105, 106 to facilitate gripping.

On the other hand, the above object is to wrap the outer shell 102 made of at least one of transparent and opaque on the outer surface of the inner shell 101 coated with heat shielding aluminum on the outer surface of the polyethylene sheet of a predetermined thickness and width from the outside, Fold the outer skin (101, 102) in half and fusion of both ends to accommodate a predetermined item therein, the outer shell 102 of the upper end of the opening (104a) (102) protruded a predetermined length ( 104); The outer shell 102 protruding to the upper end of the endothelial 101 of the upper opening 104a of the receptor 104 is folded into the inner end 101, and fused to the inner side of the folded outer shell 102 and the endothelial 101. A first intermittent part 112 having an intermittent protrusion 111 having a predetermined size and extending; The first intermittent portion of the outer shell 102 protruding to the upper end of the endothelial 101 of the upper end opening 104a of the receptor 104 is folded into the inner end of the endothelial 101 and the inner surface of the inner end 101 of the inner end 101. It is fused to correspond to the 112 and the intermittent groove 113 of a predetermined size to the insertion of the intermittent projection 111 of the first intermittent portion 112 includes a second intermittent portion 114 is formed extending in the longitudinal direction. It is also achieved by a portable heat insulating bag.

Hereinafter, the configuration and operation of the present invention will be described with reference to FIGS. 1 to 4.

First, as shown in FIG. 1, the endothelial 101 is coated with aluminum to block heat to a sheet of polyethylene, and the aluminum coated side is disposed outside.

In addition, the outer surface of the endothelium 101 is wrapped around the outer shell 102 made of at least one of transparent and opaque, so that a slight air layer 103 is formed between the endothelium 101 and the outer shell 102. It is preferable to wrap the outside to prevent the cold air or heat inside the receptor 104 from being released to the outside by the endothelium 101 and to prevent the cold air or the heat from affecting the inside of the receptor 104. .

As shown in FIG. 1, when the inner and outer shells 101 and 102 are folded in half, a predetermined length from both ends of the inner shell 101, that is, the upper endothelial 101 corresponding to the opening 104a when folded in half. The outer shell 102 is wrapped so as to protrude from the outside, the outer shell 102a is folded as shown in Figure 1 from the upper end of the inner shell 101 to the opening 104a.

In addition, the outer shell 102 is preferably used as a relatively thin and flexible material, wherein the outer shell 102 may use a transparent vinyl material, in some cases to use an opaque vinyl material The present invention is not limited to this, but may be preferably used by printing promotional text and figures or drawings on a transparent vinyl material.

On the other hand, the inner side folded in half as described above, both ends of the outer skin (101, 102) is fused by heat as shown in Figure 1, the outer shell (101) of the upper end of the opening 104a (folded in both inner sides ( 1, the first fusion portion 105 and the second fusion portion 106 of a predetermined length are fused to an upper end of the opening 104a (inside of the inner side of the receptor 104), as shown in FIG. In addition, it is preferable that the handle 109 is integrally or separately molded to the second fusion unit 105 and 106 to facilitate the user to carry the receiver 104.

Here, the fixing projections 107 are formed on the inner surface of any one of the first and second fusion portions 105 and 106, as shown in FIG. 1 or 3, and the second and first fusion portions are formed to correspond thereto. An inner surface of any one of the 106 and 105 forms a fixing groove 108 so that the fixing protrusion 107 is inserted into the fixing groove 108 as shown in FIG. 3, thereby opening the opening 104a of the receiver 104. In FIG. 3, a part of the receiver 104 is omitted for clarity of the cross section, and the air layer 103 is somewhat exaggerated to represent the air layer 103.

Accordingly, the cold air or heat inside the receptor 104 is not discharged to the outside, the second embodiment of the present invention shown in Figure 4 is interrupted in the longitudinal direction on both sides of the upper end of the opening 104a of the receptor 104 The intermittent groove is formed by fusion welding the first intermittent part 112 having the protrusion 111 extended therein and the second intermittent part 114 having the longitudinally extended groove formed in the intermittent groove 113 so that the intermittent protrusion 111 can be inserted into the intermittent groove. The intermittent protrusion 111 is inserted into and coupled to the 113 so that the opening 104a of the receptor 104 can be closed or opened. The configuration of the other endothelial 101 and the outer skin 102 is the first embodiment. Is the same as

Insulating bag 110 according to the present invention has a shape such as a shopping bag, as shown in Figure 2, the side ends are fused to each other, the opening 104a is folded at the top of the first, second fusion portion 105, 106 Or by forming the air layer 103 between the endothelium 101 and the outer shell 102 by being fused by the first and second intermittent portions 114, the upper side and the first and the first end portions as shown in FIG. Since there is a portion A that is not fused between both ends of the two welded portions 105 and 106, the air layer 103 between the inner and outer shells 101 and 102 is not completely blocked from the outside air.

Therefore, the air layer 103 between the inner and outer shells 101 and 102 can distribute the air outside, so when the container 104 is rolled or folded, the air layer between the inner and outer shells 101 and 102 is formed. The air staying at 103 escapes, and in the expanded state, outside air flows in to maintain a state in which a certain amount of air is always filled.

When receiving fresh vegetables stored at a low temperature in the container 104 according to the present invention as described above and closing the first and second fusion portions 105 and 106, the air layer 103 and the aluminum-coated endothelial By the 101, the internal temperature of the receptor 104 is not affected by cold or heat from the outside, so that the temperature can be maintained at a low temperature, and the article can be easily transported while the handle 109 is held. .

Elapsed time Internal temperature of receptor (-19.39 ℃) 00: 15 -18.44 ℃ 00: 30 -17.50 ℃ 00: 45 -16.94 ℃ 01: 00 -15.78 ℃ 01: 15 -15.50 ℃ 01: 30 -14.78 ℃ 01: 45 -14.89 ℃ 02: 00 -14.17 ℃ 02: 15 -13.39 ℃ 02: 30 -13.11 ℃ 02: 45 -12.61 ℃ 03: 00 -12.17 ℃

On the other hand, after receiving the frozen pizza in the receptor 104 at an external temperature of 30 ℃, Table 1 through the experiment to detect the temperature inside the receptor 104 every 15 minutes, the interior of the receptor 104 over time The change in temperature is shown.

In Table 1, the internal temperature of the receptor 104 was raised to a temperature of about 7.2 ℃ for 3 hours, this temperature rise shows the temperature storage capacity of the inside of the receptor 104, the portable thermal insulation bag according to the present invention Is to maintain the temperature of the article for a long time and at the same time ease of use and ease of storage, and after the storage and transport of the article is finished, roll the inner and outer shells 101 and 102 in the form of a roll and By reducing the size, it is possible to facilitate portable storage.

As described above, the present invention forms an air layer between the inner and outer shells to minimize the temperature transition between the inside and the outside of the receptor, and the inside of the endothelial heat is penetrated into the inside and the inside of the cold air or heat is released to the outside. The coating of aluminum blocks to maximize the warming effect, especially in the form of a commonly used shopping bag, so it is very light and can be reduced in volume, its use is very convenient in daily life, and made of simple inner and outer The simple manufacturing process by composition and fusion can reduce the manufacturing cost of the product compared to the existing thermal insulation equipment, and it has the effect of supplying low-priced products to consumers by mass production.

Claims (3)

The outer surface of the inner surface of the polyethylene sheet having a predetermined thickness and width is coated with at least one of transparent and opaque on the outer surface of the inner shell coated with heat shielding aluminum, and an air layer is formed between the inner and outer shells. And fold in half and fused to the both ends to accommodate a predetermined article therein, the outer end of the outer end of the opening to the inner shell of the receptor projecting a predetermined length; First and second fusion portions having a predetermined length that fold the outer skin projecting to the upper end of the endothelial of the upper opening of the receptor into the inner skin, and are fused to the folded outer skin and the inner both sides of the inner skin; A fixing protrusion projecting to an inner surface of any one of the first and second fusion portions; Portable insulation bag, characterized in that it comprises a fixing groove formed in the inner surface of any one of the second, first fusion portion to be inserted corresponding to the fixing projections. The method of claim 1, Portable insulation bag further comprises a handle formed so as to easily grip the first and second fusion. The outer surface of the inner surface of the polyethylene sheet of the predetermined thickness and width is coated with at least one of transparent and opaque on the outer surface of the inner shell coated with heat shielding, and the inner shell is folded in half and the both ends are fused together. A container having a predetermined length therein, the outer shell of which protrudes a predetermined length into the upper endothelial of the opening; A first intermittent portion which folds the outer skin projecting to the upper endothelial end of the upper opening of the receptor, into the inner surface of the endothelial, is fused to the inner surface of the folded outer skin and the endothelial, and an interruption protrusion of a predetermined size is formed; The envelope projecting to the upper end of the endothelial of the upper opening of the receptor is fused to correspond to the first intermittent portion on the inner surface of the endothelium and the inner fold of the endothelium, and an intermittent groove of a predetermined size is inserted such that the intermittent projection of the first intermittent portion is inserted. Portable thermal insulation bag comprising a second intermittent portion extending in the longitudinal direction.

Images