CN111887561B

CN111887561B - Lunch box with air holes and noise reduction function

Info

Publication number: CN111887561B
Application number: CN202010819888.7A
Authority: CN
Inventors: 金杭杰
Original assignee: Jiangsu Bada Heavy Industry Technology Co ltd
Current assignee: Jiangsu Bada Heavy Industry Technology Co.,Ltd.
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-11-12
Anticipated expiration: 2040-08-14
Also published as: CN111887561A

Abstract

The invention belongs to the technical field of articles for daily use, and discloses a noise-reducing lunch box with air holes, which is characterized by comprising a lunch box body, a sealing ring, a lunch box cover and a buckle; the lunch box cover is detachably connected with the lunch box through a buckle; the buckles are uniformly hinged on the periphery of the lunch box cover; an outer ring and an inner ring arranged at one end of the lunch box cover form an annular groove for placing a sealing ring, first air holes are uniformly formed in the sealing ring, second air holes are uniformly formed in the annular groove, bulges are arranged on the inner wall of each second air hole in the outer ring, and the number of the first air holes is the same as that of the second air holes; the side edge of the buckle facing the lunch box cover is provided with a plug, and the plug corresponds to the second vent hole; the plug is provided with a plug groove, and the bulge is matched with the plug groove; the novel lunch box has the advantages of delicate design, simple structure and material saving, and the air holes can be opened and closed when the buckle is opened and closed through the first air hole, the second air hole and the plug, so that the air pressure in the lunch box is the same as that in the outside, and the novel lunch box is easy to open.

Description

Lunch box with air holes and noise reduction function

Technical Field

The invention belongs to the technical field of articles for daily use, and particularly relates to a noise-reducing lunch box with air holes.

Background

Most of the students, workers, company staff and the like have meals in the collective restaurant, and the most of the restaurants provide recycled tableware, so that the health hidden trouble exists in the aspect of sanitation. Along with the health consciousness and the environmental protection consciousness of people are stronger and stronger, a plurality of people choose to take tableware by themselves when having meals, but the lunch box on the market at present has the following defects: one, do not set up the bleeder vent, general meal has certain heat in the time of taking meal, after covering lunch-box lid and placing a period, the meal of lunch-box the inside can be because the cooling, lead to the inside atmospheric pressure reduction of lunch-box, it is more difficult when opening the lunch-box, two, lunch-box lid passes through the buckle lock joint with the lunch-box together, at the in-process of lock joint, the buckle can directly strike the lunch-box lateral wall, can cause certain sound, it is very big to have a rest and to have a dinner in people in same place, especially, the student, hear this kind of sound in the lunch, can influence the efficiency that the sleep leads to going to class. Therefore, the lunch box with the air holes and the noise reduction function is designed to solve the problems.

Disclosure of Invention

1. Technical problem and solution thereof the present invention provides a noise-reduced lunch box with vent holes, which can open and close the vent holes when the fastener is opened and closed through a first vent hole, a second vent hole and a plug, so that the pressure in the lunch box is the same as the outside, and the lunch box can be opened easily. Through the protrusion and the plug groove matched with the protrusion, the movement direction of the plug can be changed when the plug is clamped into the air holes, so that the buckle is driven to be obliquely tangential to the side wall of the lunch box, and the problem that certain sound is caused by the fact that the buckle directly impacts the side wall of the lunch box is solved.

2. Technical solution to solve the above problems, the present invention adopts the following technical solutions.

A noise-reducing lunch box with air holes is characterized by comprising a lunch box body, a sealing ring, a lunch box cover and a buckle;

the lunch box cover is detachably connected with the lunch box through a buckle; the buckles are uniformly hinged on the periphery of the lunch box cover; one end of the lunch box cover is provided with an outer ring and an inner ring, the outer ring and the inner ring form an annular groove, the annular groove is used for placing a sealing ring, first air holes are uniformly formed in the sealing ring, second air holes are uniformly formed in the annular groove, bulges are arranged on the inner wall of the second air holes in the outer ring, and the first air holes and the second air holes are the same in quantity and correspond in position; a plug is arranged on the side edge of the buckle facing the annular groove and corresponds to the second vent hole; the plug is provided with a plug groove, and the bulge is matched with the plug groove; preferably, the sealing ring is provided with a positioning groove, the bottom end of the annular groove is provided with a positioning block, and the positioning groove is matched with the positioning block.

Preferably, the longitudinal sections of the plug, the first air hole and the second air hole have certain radians.

Preferably, the diameter of the plug is smaller than the aperture of the second air hole, and the diameter of the plug is larger than the aperture of the first air hole.

Preferably, the thickness at lunch-box edge is greater than the thickness of lunch-box body and preferably, lunch-box cover and buckle are the plastics material.

Preferably, the material of the lunch box can be plastic or glass.

3. Compared with the prior art, the invention has the beneficial effects that: firstly, the invention provides a new technical idea.

The noise-reduction lunch box with the air holes is ingenious in design, simple in structure, material-saving, convenient to operate and suitable for use habits of people, and a ventilating device does not need to be additionally arranged on a lunch box cover.

Third, the noise-reduction lunch box with the air holes can open and close the air holes when the buckles are opened and closed through the first air hole, the second air hole and the plugs, so that the air pressure in the lunch box is the same as that in the outside, and the lunch box can be opened easily.

According to the noise-reduction lunch box with the air holes, the movement direction of the plug can be changed when the plug is clamped into the air holes through the protrusions and the plug grooves matched with the protrusions, so that the buckle is driven to be inclined to the side wall of the lunch box, and the sound generated in the fastening process is small, and the rest of other people cannot be influenced.

According to the noise-reduction lunch box with the air holes, the air holes can be better sealed by the plugs through the first air holes on the sealing ring, which are smaller than the diameter of the plugs, so that the sealing performance of the lunch box is better.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the lunch box cover according to the present invention;

FIG. 4 is a schematic view of the plug 41 not entering the air hole;

FIG. 5 is a schematic view of the plug 41 entering the vent and moving to the left by the protrusion 321;

FIG. 6 is a schematic view of the plug 41 continuing to enter the vent and the plug recess 411 not yet contacting the protrusion 321;

FIG. 7 is a schematic view of plug recess 411 contacting protrusion 321 and movement of plug 41 to the right;

FIG. 8 is a schematic view of plug recess 411 fully mated with protrusion 321;

in the figure: 1. the lunch box comprises a lunch box body, 2 parts of a sealing ring, 21 parts of a first air hole, 22 parts of a positioning groove, 3 parts of a lunch box cover, 31 parts of an annular groove, 311 parts of an outer ring, 312 parts of an inner ring, 32 parts of a second air hole, 321 parts of an air hole bulge, 33 parts of a positioning block, 4 parts of a buckle, 41 parts of a plug, 411 parts of a plug groove.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. In the drawings of the embodiments of the present application, hatching of various types in the drawings is not labeled according to national standards, does not require the material of elements, and distinguishes the sectional views of the elements in the drawings.

Please refer to fig. 1-8, which is a noise-reducing lunch box with ventilation holes, and is a lunch box for containing food, wherein the lunch box has the advantages that the air pressure in the lunch box is the same as the air pressure in the outside during the opening and closing process, the lunch box cover can be conveniently opened and closed, and no noise is generated during the fastening process. Concretely, a lunch box with breather holes and noise reduction function comprises a lunch box 1, a sealing ring 2, a lunch box cover 3 and a buckle 4.

Lunch-box cover 3 can be dismantled through buckle 4 and connect in lunch-box 1, and lunch-box cover 3 one end is provided with outer lane 311 and inner circle 312, and outer lane 311 and inner circle 312 constitute ring channel 31, and ring channel 31 is used for placing sealing washer 2, and the design of sealing washer 2 has improved the thermal insulation performance of lunch-box, has reduced the probability that meal or soup spill in the lunch-box carries the in-process box.

The sealing ring 2 is uniformly provided with first air holes 21, the annular groove 31 is uniformly provided with second air holes 32, and the inner wall of the second air hole 32 on the outer ring 311 is provided with a bulge 321. The first ventilation holes 21 correspond to the second ventilation holes 32 in the same number and position. The buckle 4 is uniformly hinged on the periphery of the lunch box cover 3, a plug 41 is arranged on the side edge of the buckle 4 facing the annular groove 31, the plug 41 corresponds to the second air hole 32, and a plug groove 411 is formed in the plug 41. Plug recess 411 mates with protrusion 321.

The first air hole 21, the second air hole 32 and the plug 41 can open and close the air holes when the buckle 4 is opened and closed, so that the air pressure in the lunch box is the same as the air pressure in the outside, and the lunch box cover 3 can be opened easily. In the process of fastening the buckle 4, the movement direction of the plug 41 can be changed when the plug is clamped into the air hole through the protrusion 321 and the plug groove 411 matched with the protrusion, so that the buckle 4 is driven to obliquely collide the side wall of the lunch box, and the sound generated in the fastening process can not influence other people to have a rest.

In order to make the first air hole 21 and the second air hole 32 correspond to each other in position during the assembly process, the sealing ring 2 is provided with a positioning groove 22, a positioning block 33 is arranged at the bottom end of the annular groove 31, and the positioning groove 22 and the positioning block 33 are matched with each other. The longitudinal sections of the plug 41, the first air hole 21 and the second air hole 32 have certain radians, so that the plug, the first air hole 21 and the second air hole can be better matched when the buckle 4 is buckled. The diameter of the plug 41 is smaller than the aperture of the second vent 32, and the diameter of the plug 41 is larger than the aperture of the first vent 21. The first air hole 21 which is smaller than the diameter of the plug 41 on the sealing ring 2 can enable the plug 21 to better seal the air hole, so that the sealing performance of the lunch box is better.

The thickness of the edge of the lunch box 1 is larger than that of the box body of the lunch box 1. The lunch box cover 3 and the buckle 4 are made of plastic materials. The lunch box 1 can be made of plastic or glass.

When the lunch-box is used, earlier toward the built-in meal of lunch-box 1, cup joint lunch-box cover 3 at the opening part of lunch-box 1 after that, lock joint buckle 4 after that, meanwhile, end cap 41 can be when the bleeder vent is gone into to the card, can be earlier under the effect of arch 321 and end cap recess 411 the left movement then the right movement, and the direction of motion can change to drive buckle 4 and hit to 1 lateral wall of lunch-box to one side, make the sound that produces at the in-process of lock joint very little can not influence other people and have a rest. When the lunch box cover 3 is opened, the buckle 4 is firstly broken, meanwhile, outside air can enter the lunch box 1 through the air holes, so that the inside and outside air pressures of the lunch box 1 are communicated, and the lunch box cover is better opened.

The above; but are merely preferred embodiments of the present application; the scope of protection of the present application is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the application are equally replaced or changed; are intended to be covered by the scope of the present application.

Claims

1. A noise-reducing lunch box with air holes is characterized by comprising a lunch box body (1), a sealing ring (2), a lunch box cover (3) and a buckle (4); the lunch box cover (3) is detachably connected with the lunch box (1) through a buckle (4); the buckles (4) are uniformly hinged on the periphery of the lunch box cover (3); an outer ring (311) and an inner ring (312) are arranged at one end of the lunch box cover (3), the outer ring (311) and the inner ring (312) form an annular groove (31), the annular groove (31) is used for placing a sealing ring (2), first air holes (21) are uniformly formed in the sealing ring (2), second air holes (32) are uniformly formed in the annular groove (31), protrusions (321) are arranged on the inner wall of each second air hole (32) located on the outer ring (311), and the first air holes (21) and the second air holes (32) are the same in number and correspond in position; a plug (41) is arranged on the side edge of the buckle (4) facing the annular groove (31), and the plug (41) corresponds to the second air hole (32); the plug (41) is provided with a plug groove (411), and the protrusion (321) is matched with the plug groove (411).

2. The noise reduction lunch box with the ventilation holes as claimed in claim 1, wherein a positioning groove (22) is formed in the sealing ring (2), a positioning block (33) is arranged at the inner bottom end of the annular groove (31), and the positioning groove (22) and the positioning block (33) are matched with each other.

3. The noise reduction lunch box with the ventilation holes as claimed in claim 1, wherein the longitudinal sections of the plug (41), the first ventilation hole (21) and the second ventilation hole (32) have a certain radian.

4. The noise reduction lunch box with ventilation holes as claimed in claim 1, wherein the diameter of the plug (41) is smaller than the diameter of the second ventilation hole (32), and the diameter of the plug (41) is larger than the diameter of the first ventilation hole (21).

5. The noise reduction lunch box with the ventilation holes as claimed in claim 1, wherein the thickness of the edge of the lunch box (1) is greater than that of the box body of the lunch box (1).

6. The noise reduction lunch box with the ventilation holes as claimed in claim 1, wherein the lunch box cover (3) and the buckle (4) are made of plastic.

7. The noise reduction lunch box with the ventilation holes as claimed in claim 5, wherein the lunch box (1) is made of plastic or glass.