CN213464096U - Double-layer heat-preserving barrel - Google Patents

Abstract

The utility model relates to a double-deck heat-preserving container belongs to heat preservation tableware technical field, has solved the insecure technical problem of current double-deck heat-preserving container connection. The utility model discloses a double-deck heat-preserving container, including staving and lid, the staving has the accommodation space of food, and has the opening that allows the food business turn over, lid physical stamina lid closes on the opening, the staving includes inner bag and shell, the inner bag shape accommodation space, the shell sets up the outside of inner bag, just the inner bag outwards overturns at the opening part, with the shell inlays the joint through concave-convex structure at the opening part, makes form the space that can fill insulation material between inner bag and the shell. The utility model discloses a double-deck heat-preserving container, stainless steel inner bag and plastic casing are direct through unsmooth labyrinth structure cooperation joint, have improved the area of contact of two kinds of junctions, have improved the fastness and the sealed effect of junction, have also promoted food security.

Description

Double-layer heat-preserving barrel

Technical Field

The utility model relates to a heat preservation tableware technical field especially relates to a double-deck heat-preserving container.

Background

Along with the improvement of living standards of people, the requirements on living quality, particularly food quality are also improved, although the lunch dining time is short in the working period, people also want to drink nutritional hot soup in restaurants and dining halls, a heat-insulating barrel is usually used for containing soup, and some of the conventional heat-insulating barrels are integrally formed by stainless steel materials, so that the heat-insulating barrel is high in heat conduction speed, easy to heat the shell and poor in heat-insulating effect; the inner layers of the other heat-insulating barrels are made of stainless steel materials, and the outer layers of the other heat-insulating barrels are formed by splicing plastics. Some of the heat-insulating barrels are connected through screws, the screws are easy to loosen, water enters the interlayer of the heat-insulating layer, and the screws fall off to enter food, so that the food is easy to eat by people by mistake. For the heat-insulating barrel without screw connection, when the heat-insulating barrel is cleaned by high-temperature boiled water, the joint of the plastic and the stainless steel is easy to deform due to expansion with heat and contraction with cold, a gap is generated, cleaning water easily enters the heat-insulating interlayer, and after a long time, the heat-insulating layer smells, becomes heavy and does not insulate heat, so that the heat-insulating barrel cannot be used continuously.

In addition, the cover body and the barrel body of the existing heat-insulating barrel are usually connected by a stainless steel buckle structure, and the buckle structure is easily clamped on a transmission belt of a box washing machine, so that the box washing machine is damaged, and the heat-insulating barrel cannot be continuously used.

Therefore, on the basis of ensuring the heat preservation effect of the heat preservation barrel, the important technical problem to be solved by the technical personnel in the field is to further improve the firmness and the safety of the structure of the heat preservation barrel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck heat-preserving container has solved the insecure technical problem of current double-deck heat-preserving container connection.

The utility model provides a double-deck heat-preserving container, including staving and lid, the staving has the accommodation space of food, and has the opening that allows the food business turn over, lid physical stamina lid closes on the opening, the staving includes inner bag and shell, the inner bag shape accommodation space, the shell sets up the outside of inner bag, just the inner bag outwards overturns at the opening part, with the shell inlays the joint through concave-convex structure at the opening part, makes form the space that can fill insulation material between inner bag and the shell.

Preferably: the inner container is made of food-grade stainless steel, and the shell is made of plastic.

Preferably: and a base with an annular convex structure is arranged outside the bottom surface of the shell.

Preferably: the inner container is characterized in that one surface, facing the inner container, of the bottom surface of the shell is provided with a support structure for supporting the inner container, the support structure is of an arc-shaped structure and is arranged on the bottom surface at intervals according to a circular track, and three rows of the support structures are arranged on the bottom surface from the center to the edge along the circular track.

Preferably: the cover body comprises an inner cover and an outer cover which are connected with each other, the inner cover is made of food-grade stainless steel, and the outer cover is made of plastics.

Preferably: the cover body and the barrel body are detachably connected through a threaded structure; the threaded structure on the cover body is an internal thread arranged on the inner cover, and the threaded structure on the barrel body is an external thread arranged on the shell.

Preferably: the top surface of the cover body is provided with a handheld part.

Preferably: the side of lid still is equipped with bellied ear, the quantity of ear is two, and the symmetry sets up the lid both sides.

Preferably: the shell is close to the open-ended position and is equipped with handle and handle installation department, the quantity of handle and handle installation department is two.

Preferably: the inner container is embedded and clamped at the opening through a broken line structure.

Preferably: the inner container is embedded and clamped at the opening through an arc structure.

The utility model has the advantages that: the stainless steel inner container and the plastic shell of the double-layer heat-insulating barrel of the utility model are directly matched and clamped through the concave-convex labyrinth structure, so that the contact areas of two junctions are improved, and the firmness and the sealing effect of the junctions are improved; the waterproof performance during high-temperature boiled water cleaning is effectively improved, the contact between soup food and plastic can be avoided, and the food safety performance is improved; in addition, the screw connection is avoided, and the sanitary problem caused by rusting is reduced; the screw can be prevented from loosening and falling due to the expansion caused by heat and contraction caused by cold when the heat-preservation barrel is cleaned by high-temperature boiled water, and the risk that the screw falls into the inside of meal or even food in wrong eating conditions can be avoided. The advantageous effects of the preferred embodiments of the present invention are explained in detail below.

Drawings

FIG. 1 is a schematic structural view of a double-layered heat-insulating barrel in example 1;

FIG. 2 is a schematic view of the structure of the casing in embodiment 1;

FIG. 3 is a schematic structural view of the side of the outer case facing the inner container in example 1;

FIG. 4 is a schematic structural view of the inner container in embodiment 1;

FIG. 5 is a sectional view of the barrel body in embodiment 1;

fig. 6 is a partially enlarged view of a portion a in fig. 5;

FIG. 7 is a schematic view of the structure of the inner cap in example 1;

FIG. 8 is a schematic structural view of a partial region of a connecting position of the outer casing and the inner container in embodiment 2;

in the figure: 1. a housing; 11. a handle; 12. a base; 13. a support structure; 14. a handle mounting section; 15. A handle; 2. an inner container; 21. a turning-over area; 22. a fold line structure; 23. an arc structure; 3. a cover body; 31. An ear portion; 32. a hand-held portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1-7, the present embodiment provides a double-layered heat preservation barrel, which includes a barrel body and a cover body 3, wherein the barrel body has a food accommodating space and an opening for allowing food to enter and exit, the cover body 3 can cover the opening, the barrel body includes an inner container 2 and a housing 1, the inner container 2 is made of food-grade stainless steel, and the housing 1 is made of plastic; the inner container 2 is in a containing space, the shell 1 is arranged outside the inner container 2, the inner container 2 is outwards turned at the opening to form a turning area 21, the turning area 21 wraps the edge of the opening of the shell 1, and then the edge of the turning area 21 is embedded and clamped with the shell 1 through a concave-convex structure; a space capable of being filled with a heat insulating material is formed between the inner container 2 and the outer shell 1. Polyurethane integral foaming or preset rubber foaming or EPS foaming thermal insulation materials can be used between the inner container 2 and the outer shell 1. Wherein, the preset rubber foaming or EPS foaming heat insulation material needs to be filled before the stainless steel inner container and the plastic shell are assembled; and (3) polyurethane integral foaming, namely filling a foaming material after the polyurethane integral foaming is assembled, then placing the foaming material into a foaming clamp for foaming, and loosening the foaming clamp after the foaming agent is filled and cured to realize foaming heat preservation of complete filling.

In the embodiment, the stainless steel inner container 2 and the plastic shell 1 are directly matched and clamped through the concave-convex labyrinth structure, so that the contact area of two connecting parts is increased, and the firmness and the sealing effect of the connecting parts are improved; the waterproof performance during high-temperature boiled water cleaning is effectively improved, the contact between soup food and plastic can be avoided, and the food safety performance is improved; in addition, the screw connection is avoided, and the sanitary problem caused by the rusting of the screw is reduced; the screw can be prevented from loosening and falling due to the expansion caused by heat and contraction caused by cold when the heat-preservation barrel is cleaned by high-temperature boiled water, and the risk that the screw falls into the inside of meal or even food in wrong eating conditions can be avoided.

The double-layer heat-preservation barrel can be used for containing vegetables and soup, has more advantages for containing soup, and can be used for preparing 3-5 double-layer heat-preservation barrels for distributing food for a class of 60 people, wherein 2-3 heat-preservation barrels contain vegetables, 1 heat-preservation barrel contains rice, and 1 heat-preservation barrel contains soup.

As shown in figure 2, for the convenience of use, the base 12 with the annular convex structure is arranged outside the bottom surface of the shell 1, and when the heat-insulating barrel is placed on a table top with water, the heat-insulating barrel with the base 12 is not easy to slide compared with the heat-insulating barrel with a smooth bottom surface.

As shown in fig. 3, in order to improve the firmness of the heat-insulating barrel, a supporting structure 13 for supporting the inner container 2 is arranged on one side of the bottom surface of the shell 1 facing the inner container 2, the supporting structure 13 is of an arc-shaped structure and is arranged on the bottom surface at intervals along a circular track, and three rows of the supporting structures 13 arranged along the circular track are arranged on the bottom surface from the center to the edge.

In order to improve heat insulation and food safety, the lid body 3 includes an inner lid and an outer lid connected to each other, the inner lid being made of food grade stainless steel and the outer lid being made of plastic.

As shown in fig. 1, 2 and 7, in order to facilitate the opening and closing of the cover 3, the cover 3 and the barrel body are detachably connected through a threaded structure; the screw thread structure on the lid 3 covers the internal thread including setting up, and the screw thread structure on the staving is the external screw thread that sets up on shell 1. The central kitchen needs a box washer with 100-degree boiled water every day to clean food delivery equipment such as a lunch box, a heat-insulation barrel, a heat-insulation box and the like; the meal delivery equipment is used for conveying and cleaning on a crawler belt of a box washer; the cover body and the barrel body of the traditional heat-insulating barrel are usually connected by a buckle structure and are easily clamped on a conveyor belt, so that the heat-insulating barrel is damaged and even a box washing machine fails; the heat-preserving container in the embodiment replaces vulnerable parts such as buckles through threaded connection, and more convenient for mechanized cleaning operation of the production line.

As shown in fig. 1, a handle 32 is provided on the top surface of the cover 3 to facilitate opening of the cover 3. Simultaneously, the side of lid 3 still is equipped with bellied ear 31, and the quantity of ear 31 is two, and the symmetry sets up in lid 3 both sides, and when handheld lid 3 side rotatory lid 3, two ears can prevent that the hand from skidding.

As shown in fig. 1 and 2, in order to facilitate carrying of the heat insulating barrel of the present embodiment, handles 11 are disposed at positions of the housing 1 near the opening, and the number of the handles 11 is two and symmetrically disposed on the circumferential surface of the housing 1. Two handle installation parts 14 are symmetrically arranged at the position, close to the opening, of the shell 1, and a handle 15 can be installed on the handle installation parts.

Example 2

As shown in fig. 8, the present embodiment is different from embodiment 1 in that: the edge of the turning region 21 of the inner container 2 is an arc structure 23, and is embedded into the groove matched with the arc structure 23 on the shell, the contact area of the turning part of the arc structure 23 and the groove of the shell 1 is larger, and the connection between the turning part and the groove is firmer.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a double-deck heat-preserving container, its characterized in that, includes staving and lid (3), the staving has the accommodation space of food, and has the opening that allows the food business turn over, lid (3) can the lid close on the opening, the staving includes inner bag (2) and shell (1), inner bag (2) shape accommodation space, shell (1) sets up the outside of inner bag (2), just inner bag (2) outwards overturn at the opening part, with shell (1) inlays the joint through concave-convex structure at the opening part, makes form the space that can fill insulation material between inner bag (2) and shell (1).

2. The double-layer heat-insulating barrel of claim 1, characterized in that: the inner container (2) is made of food-grade stainless steel, and the shell (1) is made of plastic.

3. The double-layer heat-insulating barrel of claim 2, characterized in that: the outer part of the bottom surface of the shell (1) is provided with a base (12) with an annular convex structure.

4. The double-layer heat-insulating barrel of claim 3, characterized in that: one side of the bottom surface of the shell (1) facing the inner container (2) is provided with a supporting structure (13) for supporting the inner container (2), the supporting structure (13) is of an arc-shaped structure and is arranged on the bottom surface at intervals according to a circular track, and three rows of supporting structures (13) are arranged on the bottom surface from the center to the edge along the circular track.

5. The double-layer heat-insulating barrel of claim 4, wherein: the cover body (3) comprises an inner cover and an outer cover which are connected with each other, the inner cover is made of food-grade stainless steel, and the outer cover is made of plastic.

6. The double-layer heat-insulating barrel of claim 5, wherein: the cover body (3) and the barrel body are detachably connected through a threaded structure; the threaded structure on the cover body (3) is an internal thread arranged on the inner cover, and the threaded structure on the barrel body is an external thread arranged on the shell (1).

7. The double-layer heat-insulating barrel of claim 1, characterized in that: the top surface of the cover body (3) is provided with a handheld part (32).

8. The double-layer heat-insulating barrel of claim 1, characterized in that: the side of lid (3) still is equipped with bellied ear (31), the quantity of ear (31) is two, and the symmetry sets up lid (3) both sides.

9. The double-layer heat-insulating barrel of claim 1, characterized in that: the utility model discloses a portable electronic device, including shell (1), handle installation department, handle (11) and handle installation department, the position that shell (1) is close to the open-ended is equipped with handle (11) and handle installation department, the quantity of handle (11) and handle installation department (14) is two, and the symmetry sets up respectively on the global of shell (1).

10. The double-layered heat-insulating bucket according to any one of claims 1 to 9, wherein: the inner container (2) is embedded and clamped with the outer shell (1) at the opening through a broken line structure (22);

or the inner container (2) is embedded and clamped with the shell (1) through an arc structure (23) at the opening.

Images