TW202200054A - Thermal insulation box - Google Patents

Abstract

A thermal insulation box is provided to overcome the problem that derived from moisture absorbing by the inside layer of conventional thermal insulation box. This thermal insulation box includes an outer box and an inner container. The outer box has a main body and a lid. The lid is openably covered at an opening of the main body. The inner container has a thermal insulation interlayer which is set between a waterproof cloth and the inside wall of the main body. The waterproof cloth is made of a mesh cloth, wherein the net-laminated sheet of the mesh cloth is the PE yarn.

Description

cooler box

The present invention relates to a thermal insulation box, in particular to a thermal insulation box that can be easily carried when going out and provide cold or thermal insulation effects to the items in the box.

Busy modern people often choose to engage in outdoor leisure activities during vacation to relieve the pressure of life and enhance the relationship between relatives and friends. Among them, when outing or camping in the wild, users often choose a portable incubator to carry the food that needs to be kept cold or warm, so that the user can enjoy cool or warm instant food at any time, or to keep fresh ingredients without avoiding Spoiled when left to cook.

However, the inner surface of the conventional incubator is made of nylon laminated fabric, but the cross-sectional fibers of the nylon laminated fabric will absorb liquid and cause problems such as odor, discoloration or poor hygiene, so additional TPU sealing strips are needed to heat Sealing all the processed sections in the incubator not only causes a cost burden, but also makes it difficult to increase production capacity.

In view of this, the conventional incubator still needs to be improved.

In order to solve the above problems, the purpose of the present invention is to provide an incubator, the surface layer of which does not absorb liquid, so that heat sealing operation and related material costs can be saved.

Another object of the present invention is to provide an incubator which can be more lightweight.

The directional or similar terms used throughout this disclosure, such as "front", "back", "left", "right", "top (top)", "bottom (bottom)", "inside", "outside" , "side surface", etc., mainly refer to the directions of the attached drawings, each directionality or its similar terms are only used to assist the description and understanding of the various embodiments of the present invention, and are not intended to limit the present invention.

The use of the quantifier "a" or "an" for the elements and components described throughout the present invention is only for convenience and provides a general meaning of the scope of the present invention; in the present invention, it should be construed as including one or at least one, and a single The concept of also includes the plural case unless it is obvious that it means otherwise.

Similar terms such as "combined", "combined" or "assembled" mentioned in the whole text of the present invention mainly include the components that can be separated without destroying the components after the connection, or the components can not be separated after being connected, which are common knowledge in the field. It can be selected according to the material of the components to be connected or the assembly requirements.

The thermal insulation box of the present invention comprises: an outer box body with a box body and a box cover, the box cover can be opened to cover an opening of the box body; and an inner tank with a thermal insulation interlayer located in a waterproof Between the cloth and the inner wall of the box body, the waterproof cloth is made of a mesh cloth with a mesh layer of PE yarn.

Accordingly, in the incubator of the present invention, the waterproof cloth laid on the surface of the inner tank adopts a sandwiched mesh cloth with a PE gauze layer, so that the surface layer of the inner tank does not absorb liquid, and can avoid odor, discoloration or poor hygiene, etc. problems, and can save the heat sealing operation and related material costs, which has the effect of reducing manufacturing costs and increasing production capacity.

Wherein, the thermal insulation interlayer can be made of PPO material. In this way, it has the effect of making the thermal insulation interlayer more lightweight, odorless and cost-reduced.

Wherein, the waterproof cloth can be EVA mesh cloth. In this way, the waterproof cloth can have the characteristics of light weight, and has the effect of further enhancing the lightweight effect of the thermal insulation box.

Wherein, the use temperature of the EVA mesh cloth can be -40°C to 70°C. In this way, the requirements of low-temperature refrigeration and heat preservation can be met, and the utility model of the incubator can be improved.

Wherein, the waterproof cloth can completely cover the thermal insulation interlayer, and the edge of the waterproof cloth can be combined with the inner wall of the top of the box body. In this way, it can be ensured that foreign substances will not enter between the inner tank and the box body, and the functions of maintaining the thermal insulation effect and prolonging the service life of the thermal insulation box are provided.

Wherein, the inner tank can have another thermal insulation interlayer located between another waterproof cloth and the inner wall of the box cover, the other waterproof cloth can completely cover the other thermal insulation interlayer, and the edge of the other waterproof cloth can be combined with the other thermal insulation layer. The inner wall of the box cover, when the box cover is in the closed state, the thermal insulation interlayer located on the box cover can be aligned above the thermal insulation layer located on the box body, and the waterproof cloth on the box cover can abut against the thermal insulation layer located on the box body. Tarp. In this way, a closed accommodating space can be formed, which has the effect of improving the thermal insulation effect.

Wherein, the inner tank may have at least one reflective layer located between the thermal insulation interlayer and the inner wall of the box body. In this way, it has the effect of improving the thermal insulation effect.

The heat preservation box may further include a support plate, the support plate is located between the inner container and the box body, and the support plate is a plastic hollow corrugated plate. In this way, the heat preservation box can have both light weight and good support strength without being easily deformed, and has the effect of prolonging the service life of the heat preservation box.

Wherein, the box body is partially connected with the box cover, and when the box cover is in a closed state, a waterproof zipper group can keep the box body and the box cover from being separated. In this way, it has the effect of preventing external water from infiltrating the inside of the incubator through the opening.

Wherein, the outer box body may have two lifting straps, the two lifting straps are respectively located on two opposite sides of the outer box body, and each of the lifting straps may be hollow webbing with built-in soft material. In this way, the incubator can be easily moved and the comfort of use can be improved.

Wherein, the box cover may be located at the top end of the box body, and a peripheral wall of the top surface of the box cover may be provided. In this way, the surrounding wall can make the items placed on the top surface of the box cover less likely to fall out, which has the effect of improving the convenience of use.

In order to make the above-mentioned and other objects, features and advantages of the present invention more obvious and easy to understand, the preferred embodiments of the present invention are exemplified below, and are described in detail as follows in conjunction with the accompanying drawings:

Please refer to Figures 1 and 3, which are a preferred embodiment of the incubator of the present invention, which includes an outer box 1 and an inner container 2 , and the inner container 2 is located in the outer box 1 .

The outer box 1 has a box body 1a and a box cover 1b. The box body 1a has an opening 11 for taking out or putting in articles. The box cover 1b can cover the opening 11 of the box body 1a, and Activated when an item needs to be picked up or placed. The present invention does not limit the shape of the outer box body 1, that is, the box body 1a and the box cover 1b can jointly form various three-dimensional shapes, and the opening 11 of the box body 1a can be disposed at the top of the box body 1a or Any position can be changed according to requirements by those with ordinary knowledge in the art, so it is not limited to the outer box 1 of the cubic shape disclosed in this embodiment. In the present embodiment, the box cover 1b may be located at the top of the box body 1a, and the top peripheral edge of the box cover 1b may have a ring wall 12, and the ring wall 12 may allow items placed on the top surface of the box cover 1b Less likely to fall out.

More specifically, please refer to Figures 1 and 2. In the outer box 1 of this embodiment, the box body 1a and the box cover 1b may be partially connected. The outer box body 1 has a fixing portion 13, so that the box body 1a and the box cover 1b are not separated by the fixing portion 13 when the box cover 1b is in a closed state. For example, the fixing part 13 can be a zipper set, preferably a waterproof zipper set; in other embodiments, the fixing part 13 can also be a strap, a devil felt or a magnetic buckle set that can be combined and separated repeatedly The connection structure is not limited in the present invention. The box body 1a and the box cover 1b can be made of TPU lamination cloth (for example, nylon lamination cloth laminated with TPU film on both sides), and can have water-repellent properties.

In addition, the outer box body 1 may have two lifting straps 14, and the two lifting straps 14 are respectively located on two opposite sides of the outer box body 1, so as to move the incubator; wherein, each of the lifting straps 14 may be hollow webbing, and Built-in soft material to enhance the comfort of use. The outer case 1 may have two buckles 15, the two buckles 15 are located on two opposite sides of the outer case 1 respectively, for the two ends of a strap (not shown) to be fastened together, so that the user can side Carry the incubator on your back or diagonally. The outer box 1 can also be provided with at least one adjustable webbing loop 16 on the rear side for the user to pass a rope or a fixing belt (not shown) through the adjustable webbing loop, so as to fix the outer box 1 on the on the vehicle luggage rack. The outer surface of the outer box 1 may further have at least one storage bag 17 for placing the aforementioned straps, ropes or other small items.

Referring to FIG. 3, the inner container 2 is located in the outer box body 1, and a accommodating space S is formed by the inner container 2, and the accommodating space S communicates with the opening 11 of the box body 1a. , to accommodate the items placed in the incubator. In this embodiment, the inner tank 2 has a thermal insulation interlayer 21 located between a waterproof cloth 22 and the inner wall of the box body 1a. The thermal insulation interlayer 21 can be made of, for example, polyphenylene oxide (PPO for short; or polyphenylene ether, PPE for short) and other PE foam materials, or nitrile butadiene rubber (NBR for short) and other rubber foam materials. It is made of foam material, so that the heat preservation time can be as long as 48 to 72 hours; among them, the heat preservation interlayer 21 made of NBR material can have a longer heat preservation time, and the heat preservation interlayer 21 of PPO material, such as polyethylene foam cotton (or called pearl cotton), it can reduce the weight by about 30% compared with the NBR insulation interlayer 21, which is lightweight, tasteless and lower cost.

The waterproof cloth 22 is adjacent to the accommodating space S, and the waterproof cloth 22 is made of a mesh cloth with a mesh layer of PE yarn. Because the PE yarn has no capillary pores and does not absorb moisture, the waterproof cloth 22 even touches The liquid in the accommodating space S can also avoid problems such as odor, discoloration or poor hygiene, and it is not necessary to heat-seal the processing section of the waterproof cloth 22, which can save cost and processing time caused by heat-sealing. The mesh cloth can be, for example, an EVA mesh cloth, that is, a mesh cloth with at least one layer of EVA film attached to both sides of the PE yarn. Grade EVA can be used in a low temperature environment of about -40 °C, which is more suitable for low temperature refrigeration, and the EVA film can also be used in a warm environment up to 70 °C, so it can also meet the insulation requirements of the incubator. In this embodiment, the waterproof cloth 22 can completely cover the thermal insulation interlayer 21, so that the thermal insulation interlayer 21 is not exposed, and the articles placed in the accommodation space S can only touch the waterproof cloth 22; wherein, the waterproof cloth 22 can cover the top of the thermal insulation interlayer 21, and the edge of the waterproof cloth 22 is combined with the inner wall of the top of the box body 1a to ensure that foreign matter will not enter between the inner tank 2 and the box body 1a. In addition, in the embodiment in which the box body 1a is made of TPU lamination cloth, between the waterproof cloth 22 and the junction of the top inner wall of the box body 1a, for example, a hot-melt adhesive film with compatible materials can be added, and the use of High frequency welding is used to combine, so as to improve the combination stability of the waterproof cloth 22 and the box body 1a.

On the other hand, the inner tank 2 may also have another thermal insulation interlayer 21' located between another waterproof cloth 22' and the inner wall of the box cover 1b, and the waterproof cloth 22' can completely cover the thermal insulation interlayer 21'. The edge of the waterproof cloth 22' can be combined with the inner wall of the box cover 1b, so that when the box cover 1b is in a closed state, the thermal insulation interlayer 21' located on the box cover 1b can be aligned with the thermal insulation layer located on the box body 1a. 21', and the waterproof cloth 22' located on the box cover 1b abuts against the waterproof cloth 22 located on the box body 1a, so that the accommodating space S is sealed.

In addition, please refer to Figures 3 and 4, in order to enhance the thermal insulation effect, the inner container 2 may also have at least one reflective layer 23, and the reflective layer 23 may be, for example, an aluminum foil film, so as to further reduce the accommodating space S heat exchange with the outside world. In this embodiment, the number of the reflective layers 23 can be two, one of the reflective layers 23 can be located between the thermal insulation interlayer 21 and the inner wall of the box body 1a, and the other reflective layer 23 can be located in the thermal insulation interlayer 21' and the inner wall of the box cover 1b; in this way, when used with the thermal insulation interlayer 21 made of PPO material, it can have a thermal insulation effect of up to 60 hours, which is more suitable for leisure activities on two days off.

Please refer to FIG. 3 again, the incubator can further include a support plate 3, the support plate 3 can be a plastic hollow corrugated board (eg PP corrugated board), the support plate 3 can be located between the inner tank 2 and the Between the box bodies 1a, the heat preservation box can have both light weight and good support strength without being easily deformed.

To sum up, in the incubator of the present invention, the waterproof cloth laid on the surface of the inner tank adopts a mesh cloth with a PE gauze layer, so that the surface of the inner tank does not absorb liquid, and can avoid odor, discoloration or poor hygiene. It can eliminate the heat sealing operation and related material costs, and has the effects of reducing manufacturing costs and increasing production capacity. Moreover, the tarpaulin is light in weight. If it is matched with a thermal insulation interlayer made of PPO material, it will not only have no material odor, but also effectively reduce the weight of the overall thermal insulation box, providing a more lightweight and highly practical thermal insulation with sufficient thermal insulation time. box.

It is worth mentioning that the incubator of the present invention can not only be used to carry food that needs to be kept cold or warm when engaging in outdoor leisure activities, but can also be used to keep warm during the production, transportation or sales of medicine or food, and even organ donation. The use occasions such as heat preservation during transportation are not limited to the above-mentioned use methods.

Although the present invention has been disclosed by the above-mentioned preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art can make various changes and modifications relative to the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of the patent application attached hereto.

1: Outer box 1a: Box body 1b: box cover 11: Opening 12: Ring Wall 13: Fixed part 14: strap 15: Buckle 16: Adjustable webbing loop 17: Storage bag 2: inner bladder 21,21': Insulation interlayer 22, 22': Tarps 23,23': Reflective layer 3: support plate S: accommodating space

[Figure 1] A perspective view of a preferred embodiment of the present invention. [Fig. 2] Another perspective view of the preferred embodiment of the present invention. [Fig. 3] A cross-sectional view taken along line A-A in Fig. 1. [Figure 4] Enlarged view of area B in Figure 3.

1: Outer box

1a: Box body

1b: box cover

11: Opening

12: Ring Wall

13: Fixed part

16: Adjustable webbing loop

17: Storage bag

2: inner bladder

21,21': Insulation interlayer

22, 22': Tarps

23,23': Reflective layer

3: support plate

S: accommodating space

Claims (11)

An incubator comprising: an outer box body, which has a box body and a box cover, the box cover can openably cover an opening of the box body; and An inner tank has a thermal insulation interlayer located between a waterproof cloth and the inner wall of the box body, and the waterproof cloth is made of a sandwiched mesh cloth whose mesh layer is PE yarn. The thermal insulation box of claim 1, wherein the thermal insulation interlayer is made of PPO material. The incubator of claim 1, wherein the waterproof cloth is an EVA mesh cloth. The incubator of claim 3, wherein the use temperature of the EVA mesh cloth is -40°C to 70°C. The thermal insulation box of claim 1, wherein the waterproof cloth completely covers the thermal insulation interlayer, and the edge of the waterproof cloth is combined with the inner wall of the top of the box body. The thermal insulation box of claim 5, wherein the inner tank has another thermal insulation interlayer located between another waterproof cloth and the inner wall of the box cover, the other waterproof cloth completely covers the other thermal insulation interlayer, and the other waterproof The edge of the cloth is combined with the inner wall of the box cover. When the box cover is in a closed state, the thermal insulation interlayer located on the box cover is aligned above the thermal insulation layer located on the box body, and the waterproof cloth on the box cover abuts against the thermal insulation layer located on the box cover. The tarpaulin of the box body. The thermal insulation box of claim 1, wherein the inner tank has at least one reflective layer located between the thermal insulation interlayer and the inner wall of the box body. The heat preservation box of claim 1 further comprises a support plate, the support plate is located between the inner container and the box body, and the support plate is a plastic hollow corrugated board. The incubator according to any one of claims 1 to 8, wherein the box body is partially connected to the box cover, and when the box cover is in a closed state, a waterproof zipper set keeps the box body and the box cover inseparable. separation. The incubator according to any one of claims 1 to 8, wherein the outer box body has two lifting straps, the two lifting straps are respectively located on opposite sides of the outer box body, and each of the lifting straps is a hollow webbing with built-in softness Material. The thermal insulation box according to any one of claims 1 to 8, wherein the box cover is located at the top of the box body, and a peripheral edge of the top surface of the box cover has a ring wall.

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