CN217851717U

CN217851717U - Sealing structure of aluminum foil four-grid lunch box

Info

Publication number: CN217851717U
Application number: CN202222158018.7U
Authority: CN
Inventors: 黄伯军; 杨丽丽
Original assignee: Qingdao Baili Aluminum Co ltd
Current assignee: Qingdao Baili Aluminum Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-11-22
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a seal structure of four check cutlery boxes of aluminium foil, including cutlery box and meal lid, the lower fixed surface of meal lid install with the silica gel sealing ring of cutlery box inner wall looks adaptation, the upper surface of meal lid is provided with exhaust assembly, the lower surface of meal lid inlays and is equipped with the sealing washer, the upper surface of cutlery box set up with the seal groove of sealing washer looks adaptation. This seal structure of four check cutlery boxes of aluminium foil, put the meal lid at the cutlery box upper surface, press the meal lid downwards and make the surface of silica gel sealing ring and the inner wall contact of cutlery box, order about the air in the meal box and discharge from the check valve, thereby make the meal lid adsorb to produce the negative pressure in the cutlery box, and simultaneously, the sealing washer can block in the seal groove, utilize silica gel sealing ring and sealing washer can realize high-efficient sealed, block the surface with card lid card income, because the card lid is made for silica gel, thereby utilize the elasticity of card lid can make the card of card lid firmly block on the fixture block surface, and then can make cutlery box and meal lid assemble inseparabler, and the assembly mode is convenient.

Description

Sealing structure of aluminum foil four-grid lunch box

Technical Field

The utility model relates to a cutlery box technical field specifically is a seal structure of four check cutlery boxes of aluminium foil.

Background

The existing aluminum foil lunch box generally adopts press-fit sealing and plastic meal cover sealing, the former needs press-fit equipment to carry out press-fit sealing, the equipment input cost is high, the latter needs to wind a plastic film for fixing after sealing in order to prevent the plastic meal cover from separating from the aluminum foil lunch box, and therefore, the aluminum foil four-grid lunch box sealing structure which is convenient to cover and has strong sealing performance is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seal structure of four check cutlery boxes of aluminium foil to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a seal structure of four check cutlery boxes of aluminium foil, includes cutlery box and meal lid, the lower fixed surface of meal lid install with the silica gel sealing ring of cutlery box inner wall looks adaptation, the upper surface of meal lid is provided with exhaust subassembly, the lower surface of meal lid inlays and is equipped with the sealing washer, the upper surface of meal box offer with the seal groove of sealing washer looks adaptation, the surface of meal lid be provided with can assemble assembly as an organic whole with the cutlery box.

Preferably, the exhaust assembly comprises a one-way valve fixedly mounted on the upper surface of the meal cover, the upper surface of the meal cover is in threaded connection with a locking bolt, the threaded end of the locking bolt extends to the lower surface of the meal cover, and is fixedly connected with a sealing plug, and a sealing groove matched with the sealing plug is formed in the lower surface of the meal cover.

Preferably, the assembly subassembly includes the card lid of fixed mounting on the meal lid surface, the fixed surface of cutlery box install with the fixture block of card lid looks adaptation.

Preferably, the card cover is made of silica gel.

Preferably, the inner wall of the lunch box is fixedly connected with a partition plate, and the inside of the lunch box is divided into four chambers by the partition plate.

Preferably, the lunch box and the meal cover are both formed by pressing aluminum foil plates.

Advantageous effects

The utility model provides a seal structure of four check cutlery boxes of aluminium foil possesses following beneficial effect:

1. this seal structure of four check cutlery boxes of aluminium foil, put the meal lid at the cutlery box upper surface, press the meal lid downwards and make the surface of silica gel sealing ring and the inner wall contact of cutlery box, order about the air in the meal box and discharge from the check valve, thereby make the meal lid adsorb to produce the negative pressure in the cutlery box, and simultaneously, the sealing washer can block in the seal groove, utilize silica gel sealing ring and sealing washer can realize high-efficient sealed, block the surface with card lid card income, because the card lid is made for silica gel, thereby utilize the elasticity of card lid can make the card of card lid firmly block on the fixture block surface, and then can make cutlery box and meal lid assemble inseparabler, and the assembly mode is convenient.

2. This seal structure of four check cutlery boxes of aluminium foil, when needs are separated meal lid and cutlery box, rotate locking bolt and drive sealed end cap and move down and break away from the seal groove to can make outside air get into inside the cutlery box, and then can be quick separate cutlery box and meal lid.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the lunch box of the present invention;

fig. 3 is a schematic view of the front section structure of the meal cover of the utility model.

In the figure: 1 cutlery box, 2 meal covers, 3 silica gel sealing ring, 4 sealing washers, 5 check valves, 6 locking bolt, 7 sealed end caps, 8 card covers, 9 fixture blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a seal structure of four check cutlery boxes of aluminium foil, including cutlery box 1 and meal lid 2, cutlery box 1 forms by the suppression of aluminium foil board with meal lid 2, the inner wall fixedly connected with division board of cutlery box 1, the quantity of division board is four, can separate into four cavities with the inside of cutlery box 1 respectively through four division boards, with four cavities of internal partitioning of cutlery box 1, can realize meal classification and place, and simultaneously, the division board can regard as the strengthening rib to use, supports cutlery box 1, has improved cutlery box 1's intensity.

The lower fixed surface of meal lid 2 installs the silica gel sealing ring 3 with 1 inner wall looks adaptation of cutlery box, the upper surface of meal lid 2 is provided with exhaust subassembly, exhaust subassembly includes the check valve 5 of fixed mounting at meal lid 2 upper surface, utilize check valve 5 can avoid outside air to get into in the cutlery box 1, the upper surface threaded connection of meal lid 2 has locking bolt 6, locking bolt 6's screw thread end extends to meal lid 2's lower surface, and the sealed end cap 7 of fixedly connected with, the seal groove with 7 looks adaptations of sealed end cap is seted up to meal lid 2's lower surface.

The locking bolt 6 is rotated anticlockwise to drive the sealing plug 7 to be separated from the sealing groove, so that the external air can enter the lunch box 1, otherwise, the locking bolt 6 is rotated clockwise to drive the sealing plug 7 to plug the sealing groove, and the external air is prevented from entering the lunch box 1.

The lower surface of meal lid 2 inlays and is equipped with sealing washer 4, the seal groove with 4 looks adaptations of sealing washer is seted up to the upper surface of cutlery box 1, put meal lid 2 at the upper surface of cutlery box 1, press down meal lid 2 surface that make silica gel sealing ring 3 and the inner wall contact of cutlery box 1 downwards, order about the air in the cutlery box 1 and discharge from check valve 5, thereby make in the cutlery box 1 produce the negative pressure and adsorb meal lid 2, and simultaneously, sealing washer 4 can block in the seal groove, utilize silica gel sealing ring 3 and sealing washer 4 can realize high-efficient sealed.

The surface of meal lid 2 is provided with can assemble the assembly subassembly as an organic whole with cutlery box 1, the assembly subassembly includes the card lid 8 of fixed mounting on meal lid 2 surface, the material of card lid 8 is made for silica gel, the fixed surface of cutlery box 1 installs the fixture block 9 with card lid 8 looks adaptation, go into fixture block 9 surface with card lid 8 card, because card lid 8 is made for silica gel, thereby utilize the elasticity of card lid 8 to make the card of card lid 8 firmly on fixture block 9 surface, and then can make cutlery box 1 more inseparable with meal lid 2 assembly, and the assembly mode is convenient.

The working principle is as follows: when using this seal structure of four check cutlery boxes of aluminium foil, at first clockwise rotation locking bolt 6 drives sealed end cap 7 and seals the seal groove shutoff, put meal lid 2 at 1 upper surface of cutlery box after that, press down meal lid 2 and make the surface of silica gel sealing ring 3 and the inner wall contact of cutlery box 1, order about the air in the cutlery box 1 and discharge from check valve 5, thereby make the negative pressure that produces in the cutlery box 1 adsorb meal lid 2, and simultaneously, sealing washer 4 can block in the seal groove, utilize silica gel sealing ring 3 and sealing washer 4 can realize high-efficient sealed, later block card 9 surfaces with card lid 8 card again, utilize the elasticity of card lid 8 can make card 9 surfaces of card that card lid 8 is firm, and then can make cutlery box 1 and meal lid 2 assemble as an organic wholely.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a seal structure of four check cutlery boxes of aluminium foil, includes cutlery box (1) and meal lid (2), its characterized in that: the lower fixed surface of meal lid (2) installs silica gel sealing ring (3) with cutlery box (1) inner wall looks adaptation, and the upper surface of meal lid (2) is provided with exhaust subassembly, and the lower surface of meal lid (2) inlays and is equipped with sealing washer (4), and the seal groove with sealing washer (4) looks adaptation is seted up to the upper surface of cutlery box (1), and the surface of meal lid (2) is provided with can assemble assembly as an organic whole with cutlery box (1).

2. A sealing structure of aluminum foil four-grid lunch box as claimed in claim 1, wherein: the exhaust assembly comprises a one-way valve (5) fixedly mounted on the upper surface of the meal cover (2), the upper surface of the meal cover (2) is in threaded connection with a locking bolt (6), the threaded end of the locking bolt (6) extends to the lower surface of the meal cover (2), and is fixedly connected with a sealing plug (7), and a sealing groove matched with the sealing plug (7) is formed in the lower surface of the meal cover (2).

3. A sealing structure of aluminum foil four-grid lunch box as claimed in claim 1, wherein: the assembly component comprises a clamping cover (8) fixedly arranged on the surface of the meal cover (2), and a clamping block (9) matched with the clamping cover (8) is fixedly arranged on the surface of the meal box (1).

4. A sealing structure of aluminum foil four-grid lunch box according to claim 3, characterized in that: the card cover (8) is made of silica gel.

5. A sealing structure of aluminum foil four-grid lunch box as claimed in claim 1, wherein: the inner wall fixedly connected with division board of cutlery box (1), separate into four cavities through the division board with the inside of cutlery box (1) respectively.

6. A sealing structure of aluminum foil four-grid lunch box as claimed in claim 1, wherein: the lunch box (1) and the meal cover (2) are both formed by pressing aluminum foil plates.