Heat preservation meal box with turnover door plate

Abstract

The utility model relates to a heat preservation meal box with a turnover door plate, which comprises a box body, and the door plate is mounted at the front end of the box body through hinges; a box body inner cavity is formed in the box body, a plurality of strip-shaped grooves are evenly distributed in the top and the bottom of the box body in the left-right direction, and strip-shaped protrusions are arranged in the positions, on the inner sides of the strip-shaped grooves, of the box body inner cavity. The door plate is installed at the top of the front end of the box body in a turnover mode, a lock box assembly is installed at the bottom of the door plate, and a spring bolt assembly matched with the lock box assembly is installed at the bottom of the front end of the box body. The partition plates are inserted between the upper strip-shaped protrusions and the lower strip-shaped protrusions in the front-back direction, the partition plates can be used for carrying out regional division on the inner cavity of the box body, and various objects are prevented from being mixed together.

Description

Technical Field

[0001] The utility model relates to the technical field related to thermal insulation lunch boxes, and in particular to a thermal insulation lunch box with a flip door panel. Background Art

[0002] Insulated food containers are mainly used to store food that needs to be kept at a certain temperature during flight. As cabin services become increasingly sophisticated, more and more food that needs to be kept warm is being used by airlines.

[0003] After massive search, it was found that the Chinese patent announcement number is CN218520043U, which discloses a new type of thermal insulation lunch box, including a box body, the four sides of the opening end of the box body are all provided with inner frames, the outer sides of the four inner frames are all provided with outer frames, one of the four outer frames is provided with a rotating shaft, the rotating shaft is connected with a cover plate, the outer side of the cover plate is provided with a handle and a door lock, the inner frame away from the rotating shaft among the four inner frames is connected with a lock buckle matching the door lock, the side of the inner frame away from the outer frame is provided with a first card slot, a sealing strip is provided in the first card slot, the inner frame and the outer frame are connected by countersunk core-pulling rivets, the box body is provided with an outer box plate, a box body thermal insulation foam plate and an inner liner from the outside to the inside, the cover plate is provided with a door plate, a cover plate thermal insulation foam plate and a door cover from the outside to the inside, and the door plate and the door cover are connected by countersunk screws. The beneficial effects of the utility model are: the use of welding parts is eliminated, and thermal deformation, poor dimensional accuracy and surface color differences are effectively avoided; it is easy to assemble, a large number of assembly processes are omitted, the sealing effect is good, and the appearance is flat and beautiful.

[0004] In summary, the space inside the existing thermal insulation lunch box is generally fixed, without a zone design, so that the things that need to be preserved are mixed together.

[0005] In view of the above-mentioned defects, the designer actively carried out research and innovation in order to create an insulated lunch box with a flip door panel to make it more valuable for industrial use. Utility Model Content

[0006] In order to solve any of the above technical problems, the purpose of the utility model is to provide an insulated lunch box with a flip door panel.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A heat preservation lunch box with a flip door panel, comprising a box body, and a door panel is installed at the front end of the box body through a hinge;

[0009] An inner cavity is provided in the box body, a plurality of strip grooves are evenly distributed along the left and right directions at the top and bottom of the box body, the strip grooves are distributed along the front and back directions, and strip protrusions are provided in the inner cavity of the box body inside the strip grooves;

[0010] The door panel is flipped and installed on the front top of the box body, a lock box assembly is installed on the bottom of the door panel, and a lock tongue assembly matched with the lock box assembly is installed on the front bottom of the box body.

[0011] As a further improvement of the present invention, a door panel handle is installed in the middle of the door panel, and a box body handle is installed in the middle of the right side of the box body.

[0012] As a further improvement of the utility model, the lock box assembly includes a lock box front cover, a lock box rotating handle and a lock box rear cover, the lock tongue assembly includes a lock tongue body, the lock box front cover is installed at the bottom of the front end of the door panel, the lock box rotating handle is installed on the lock box front cover, the lock box rear cover located at the rear end of the door panel is closed on the lock box front cover, clamping blocks are provided on the left and right sides of the lock box rear cover, a cam block is provided at the rear end of the lock box rotating handle, the cam block is located in the middle between the two clamping blocks, a first lock tongue hook is provided at the left front end of the lock tongue body, a second lock tongue hook is provided at the right front end of the lock tongue body, the first lock tongue hook is inserted into the lock tongue through hole on the door panel directly in front, and the second lock tongue hook is located at the bottom between the two clamping blocks.

[0013] As a further improvement of the utility model, a spring is arranged in contact with the inner side of the rear cover of the lock box outside the clamping block.

[0014] As a further improvement of the utility model, one side of the top of the clamping block is embedded in an upper clamping block groove in the rear cover of the lock box.

[0015] As a further improvement of the utility model, one side of the bottom of the clamping block moves left and right in the lower clamping block groove in the rear cover of the lock box.

[0016] As a further improvement of the utility model, a sealing gasket is arranged in the lock tongue through-hole.

[0017] As a further improvement of the utility model, the box body and the door panel both include an aluminum alloy plate and a thermal insulation foam plate in sequence from the outside to the inside.

[0018] By means of the above solution, the utility model has at least the following advantages:

[0019] The utility model can be used to divide the cavity in the box into regions by inserting a partition plate between a group of upper and lower strip-shaped protrusions along the front-back direction, so as to avoid mixing a variety of articles.

[0020] The door panel flipping structure of the utility model can quickly and conveniently realize the opening and closing of the door panel and the box body through the lock box assembly and the lock tongue assembly.

[0021] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a structural schematic diagram of a heat preservation lunch box with a flip door panel of the utility model;

[0024] Figure 2 yes Figure 1 Schematic diagram of the structure after removing the door panel;

[0025] Figure 3 yes Figure 1 Schematic diagram of the structure of the middle door panel;

[0026] Figure 4 yes Figure 3 The structural diagram of the other side;

[0027] Figure 5 yes Figure 3 A schematic diagram of the structure of the middle lock box assembly and the lock tongue assembly;

[0028] Figure 6 yes Figure 4 A schematic diagram of the structure of the middle lock box assembly and the lock tongue assembly;

[0029] Figure 7 yes Figure 5 The schematic diagram of the structure after removing the front cover of the lock box;

[0030] Figure 8 yes Figure 6 Schematic diagram of the structure after removing the rear cover of the lock box.

[0031] The meanings of the various reference numerals in the figures are as follows.

[0032] Box body 1, hinge 2, door panel 3, door panel handle 4, lock box assembly 5, lock tongue assembly 6, box handle 7, box inner cavity 8, strip groove 9, strip protrusion 10, lock tongue perforation 11, lock box front cover 12, lock box rotating handle 13, lock tongue body 14, lock tongue first hook 15, lock box rear cover 16, lock tongue second hook 17, clamp block 18, spring 19, cam block 20. DETAILED DESCRIPTION

[0033] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0034] In order to make the technical personnel in the technical field better understand the scheme of the utility model, the technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, rather than all the embodiments. The components of the embodiment of the utility model usually described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model for protection, but only represents the selected embodiment of the utility model. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the utility model.

[0035] Example

[0036] like Figures 1 to 8 As shown,

[0037] A heat preservation lunch box with a flip door panel comprises a box body 1, a door panel 3 is installed at the front end of the box body 1 through a hinge 2. A door panel handle 4 is installed in the middle of the door panel 3, and a box handle 7 is installed in the middle of the right side of the box body 1.

[0038] The box body 1 and the door panel 3 each include an aluminum alloy plate and a thermal insulation foam plate from the outside to the inside.

[0039] 1. An inner cavity 8 is provided in the box body 1, and a plurality of strip grooves 9 are evenly distributed along the left-right direction at the top and bottom of the box body 1, and the strip grooves 9 are distributed along the front-back direction, and strip protrusions 10 are provided in the inner cavity 8 of the box body inside the strip grooves 9. A partition is inserted between the upper and lower strip protrusions 10 along the front-back direction, which can be used to divide the inner cavity 8 of the box body.

[0040] 2. The door panel 3 is flipped and installed on the front top of the box body 1, a lock box assembly 5 is installed on the bottom of the door panel 3, and a lock tongue assembly 6 compatible with the lock box assembly 5 is installed on the front bottom of the box body 1.

[0041] 1. The lock box assembly 5 includes a lock box front cover 12, a lock box rotating handle 13 and a lock box rear cover 16. The lock tongue assembly 6 includes a lock tongue body 14. The lock box front cover 12 is installed at the bottom of the front end of the door panel 3. The lock box rotating handle 13 is installed on the lock box front cover 12. The lock box rear cover 16 located at the rear end of the door panel 3 covers the lock box front cover 12. Clamping blocks 18 are arranged on both sides of the lock box rear cover 16. A cam block 20 is arranged at the rear end of the lock box rotating handle 13. The cam block 20 is located in the middle between the two clamping blocks 18. A lock tongue first hook 15 is arranged at the front end of the left side of the lock tongue body 14. A lock tongue second hook 17 is arranged at the front end of the right side of the lock tongue body 14. The lock tongue first hook 15 is inserted into the lock tongue through hole 11 on the door panel 3 in front, and the lock tongue second hook 17 is located at the bottom between the two clamping blocks 18.

[0042] 2. A spring 19 is provided in contact with the lock box rear cover 16 outside the clamping block 18. The spring 19 can make the bottom of the clamping block 18 play a certain elastic buffering role during the left and right movement.

[0043] 3. The top side of the clamping block 18 is embedded in the upper clamping block groove in the rear cover 16 of the lock box, and the bottom side of the clamping block 18 moves left and right in the lower clamping block groove in the rear cover 16 of the lock box.

[0044] 4. A sealing gasket is arranged in the lock tongue through hole 11. After the lock tongue first hook 15 is inserted into the lock tongue through hole 11, it is sealed by the sealing gasket.

[0045] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implying the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0046] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, it can be a mechanical connection, it can be an electrical connection, it can be a direct connection, it can be an indirect connection through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A heat preservation lunch box with a flip door panel, comprising a box body (1), a door panel (3) being mounted on the front end of the box body (1) via a hinge (2); Features: An inner cavity (8) is provided in the box body (1), a plurality of strip-shaped grooves (9) are evenly distributed along the left-right direction at the top and bottom of the box body (1), the strip-shaped grooves (9) are distributed along the front-back direction, and strip-shaped protrusions (10) are provided in the inner cavity (8) of the box body inside the strip-shaped grooves (9); The door panel (3) is turned over and installed at the front top of the box body (1), a lock box assembly (5) is installed at the bottom of the door panel (3), and a lock tongue assembly (6) compatible with the lock box assembly (5) is installed at the front bottom of the box body (1).

2. The insulated lunch box with a flip door panel as claimed in claim 1, characterized in that: A door panel handle (4) is installed in the middle of the door panel (3), and a box handle (7) is installed in the middle of the right side of the box (1).

3. The insulated lunch box with a flip door panel as claimed in claim 1, characterized in that: The lock box assembly (5) comprises a lock box front cover (12), a lock box rotating handle (13) and a lock box rear cover (16); the lock tongue assembly (6) comprises a lock tongue body (14); the lock box front cover (12) is mounted at the bottom of the front end of the door panel (3); the lock box rotating handle (13) is mounted on the lock box front cover (12); the lock box rear cover (16) located at the rear end of the door panel (3) covers the lock box front cover (12); clamping blocks (18) are arranged on both left and right sides of the lock box rear cover (16); A cam block (20) is arranged at the rear end of the lock box rotating handle (13), and the cam block (20) is located in the middle between the two clamping blocks (18). A first lock tongue hook (15) is arranged at the left front end of the lock tongue body (14), and a second lock tongue hook (17) is arranged at the right front end of the lock tongue body (14). The first lock tongue hook (15) is inserted into a lock tongue through hole (11) on the door panel (3) directly in front, and the second lock tongue hook (17) is located at the bottom between the two clamping blocks (18).

4. The insulated lunch box with a flip door panel as claimed in claim 3, characterized in that: A spring (19) is arranged in contact with the inside of the lock box rear cover (16) outside the clamping block (18).

5. The insulated lunch box with a flip door panel as claimed in claim 3, characterized in that: One side of the top of the clamping block (18) is embedded in an upper clamping block groove in the rear cover (16) of the lock box.

6. The insulated lunch box with a flip door panel as claimed in claim 3, characterized in that: One side of the bottom of the clamping block (18) moves left and right in the lower clamping block groove in the rear cover (16) of the lock box.

7. The insulated lunch box with a flip door panel as claimed in claim 3, characterized in that: A sealing gasket is arranged in the lock tongue through hole (11).

8. The insulated lunch box with a flip door panel as claimed in claim 1, characterized in that: The box body (1) and the door panel (3) both comprise, from the outside to the inside, an aluminum alloy plate and a thermal insulation foam plate.

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