Meisson tank sealing structure

Abstract

The sealing structure comprises a sealing cover, a silica gel piece is arranged on the sealing cover, the silica gel piece and the negative pressure end of a negative pressure pump correspond to a Meisson tank body in position, the interior of the Meisson tank body is hollow, and the sealing cover is arranged at an opening in the upper portion of the Meisson tank body in a covering mode. The tank cover is connected to the Merson tank body and corresponds to the silica gel piece in position, a mounting hole (5) is formed in the center of the sealing cover (1), and the silica gel piece (4) is arranged at the mounting hole (5); and an air outlet hole (6) is formed in the side surface of the lower part of the silica gel piece (4). By designing the silica gel piece which is assembled on the sealing cover, the sealing device has the advantages of being easy to vacuumize, easy to disassemble, not prone to air leakage and long in sealing period.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sealing structure, specifically relates to a Mason jar sealing structure. BACKGROUND

[0002] The sealing cover of the Mason jar on the market is usually designed for a specific size and used with a specific negative pressure pump. The standardized size limits reduce the applicability and flexibility of the Mason jar, limiting the user's choice of different sizes of the jar body.

[0003] The existing sealing cover design has many problems, including easy air leakage and short sealing effect. These problems are mainly caused by the lack of sealing cover material or design, which makes the sealing effect quickly decrease in long-term use or frequent opening and closing.

[0004] Many existing sealing cover designs are not user-friendly, and the disassembly and assembly process is complex, which is not only inconvenient for the user to operate, but also easy to hurt the fingers during use. In addition, improper operation may cause the sealing cover to pop open accidentally, which poses a safety hazard.

[0005] Due to the defects of the sealing cover material or design, the sealing cover is easy to deform or damage during use, which requires the user to frequently replace the sealing cover, increasing the use cost and maintenance difficulty. INVENTION CONTENT

[0006] The technical problem to be solved by the utility model is to provide a Mason jar sealing structure to solve the sealing problem. By designing a silica gel part, the silica gel part is assembled on the sealing cover, which has the advantages of easy vacuum extraction, easy disassembly, no air leakage, and long sealing period.

[0007] The utility model Mason jar sealing structure is realized by the following technical scheme, comprising:

[0008] A sealing cover is provided with a silica gel part with deformation ability;

[0009] A Mason jar body is hollow inside, and the sealing cover is arranged at the opening above the Mason jar body to press the silica gel part;

[0010] A jar cover is connected to the Mason jar body for external secondary sealing;

[0011] When the Mason jar body is vacuumed, the silica gel part is depressed inward under the action of negative pressure and seals the top opening of the Mason jar body.

[0012] As a preferred technical scheme, the sealing cover is provided with a mounting hole in the center, and the silica gel part is arranged at the mounting hole;

[0013] The lower side of the silica gel part is provided with an air outlet hole.

[0014] As a preferred technical scheme, the tank cover is connected to the mason jar body through screwing, and the lower end surface of the tank cover is in contact with the silica gel piece, and the silica gel piece is extruded through the lower end surface of the tank cover.

[0015] As a preferred technical scheme, the silica gel piece is upwardly protruding, and the tank cover is in contact with and extrudes the silica gel piece when the tank cover is rotated and pressed downward, and the silica gel piece is pressed downward to seal the mounting hole.

[0016] As a preferred technical scheme, the upper end surface of the silica gel piece is larger than the diameter of the mounting hole.

[0017] As a preferred technical scheme, the silica gel piece comprises a bottom supporting part, a main body part, a top contact part and a sealing covering part, the main body part passes through the mounting hole, the bottom supporting part is located at the bottom of the main body part, and the upper end surface of the bottom supporting part is in contact with the lower surface of the sealing cover, the top contact part is located at the top of the main body part, the sealing covering part is located at the lower end surface of the top contact part, the sealing covering part is sealed to the whole mounting hole by the air pressure when the mason jar body is vacuumized, and more than one air outlet hole is arranged on the bottom supporting part.

[0018] As a preferred technical scheme, the outer diameter of the main body part is smaller than the inner diameter of the mounting hole, so that a gap cavity is formed outside the main body part, and the air outlet hole and the gap cavity are in communication.

[0019] The silica gel piece is assembled on the sealing cover, the air in the mason jar is extracted to form a negative pressure state through air extraction, and the sealing effect is achieved, the silica gel piece is extruded through the lower end surface of the tank cover, and the sealing effect is further increased, so that the mason jar has the advantages of easy vacuumization, easy disassembly, difficult air leakage and long sealing period. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0021] Figure 1 It is a three-dimensional structure schematic diagram of the present application;

[0022] Figure 2 It is an explosion structure schematic diagram of the present application;

[0023] Figure 3 It is a bottom structure schematic diagram of the sealing cover of the present application;

[0024] Figure 4 It is the schematic diagram of the air extraction hole of the utility model;

[0025] Figure 5 It is the schematic diagram of the negative pressure state of the utility model;

[0026] Figure 6 It is the schematic diagram of the cross section of the utility model;

[0027] Mark explanation:

[0028] 1, sealing cover; 2, mason jar main body; 3, jar cover; 4, silica gel piece; 5, mounting hole; 6, air outlet; 7, negative pressure pump; 42, bottom support part; 41, main body part; 43, top contact part; 45, sealing cover part. Specific implementation

[0029] All features disclosed in the specification, or steps in all methods or processes disclosed, can be combined in any manner, except where mutually exclusive.

[0030] As Figures 1-3 shown, the utility model discloses a mason jar sealing structure, including sealing cover 1, be provided with silica gel piece 4 on sealing cover 1;As Figure 5 shown, silica gel piece 4 and the position corresponding of negative pressure end of negative pressure pump 7;

[0031] Still include mason jar main body 2, the inside hollow of mason jar main body 2, and sealing cover 1 cover is set on the opening place above mason jar main body 2;

[0032] Still include jar cover 3, the jar cover 3 is connected on mason jar main body 2, and with the position corresponding of silica gel piece 4.

[0033] As Figure 4 shown, sealing cover 1 is provided with mounting hole 5 in the center, and silica gel piece 4 is set at mounting hole 5;The silica gel piece 4 is upwardly convex, so that when jar cover 3 rotates and presses down, it is in contact with silica gel piece 4 and is extruded;

[0034] The lower side of the silica gel piece 4 is provided with an air outlet 6, when the negative pressure pump 4 extracts air, the silica gel piece 4 deforms, the air inside the mason jar main body 2 is extracted through the air outlet 6, when the negative pressure pump 4 stops extracting air, the silica gel piece 4 is extruded at the mounting hole 5 under the action of internal air pressure, thereby playing a sealing role.

[0035] Among them, jar cover 3 is connected on mason jar main body 2 through thread, and the lower end surface of jar cover 3 is in contact with silica gel piece 4, by extruding silica gel piece 4 through the lower end surface of jar cover 3, further increase its sealing effect.

[0036] In addition, the upper end surface of the silica gel piece 4 is larger than the diameter of the mounting hole 5, preventing the silica gel piece 4 from being pulled into the main body 2 of the mason jar under the action of air pressure.

[0037] As shown in Figure 6 The silica gel piece includes a bottom support portion 42, a main body portion 41, a top contact portion 43, and a sealing cover portion 45, the main body portion 41 passes through the mounting hole, the bottom support portion is located at the bottom of the main body portion, and the upper end surface of the bottom support portion is in contact with the lower surface of the sealing cover, the top contact portion is located at the top of the main body portion, and the sealing cover portion is located at the lower end surface of the top contact portion, the sealing cover portion seals the entire mounting hole under the action of air pressure when the main body of the mason jar is evacuated, and more than one air outlet hole is provided on the bottom support portion.

[0038] The outer diameter of the main body portion is smaller than the inner diameter of the mounting hole, thereby forming a gap cavity outside the main body portion, the air outlet hole and the gap cavity are in communication, the nozzle of the negative pressure pump is covered over the silica gel piece when evacuated, so that a closed area is formed around the silica gel piece, at this time, the negative pressure pump is opened, and the air in the main body of the mason jar can be evacuated, due to the change of internal and external air pressure, the entire silica gel piece is pressed against the mounting hole under the action of air pressure, the mounting hole is sealed by the sealing cover portion, and finally the jar cover is covered to press the entire silica gel piece, keeping the silica gel piece in a pressed and sealed state.

[0039] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any change or replacement without creative labor should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be limited by the protection scope defined in the claims.

Claims

1. A seal for a Mason jar, comprising: The utility model relates to a sealed cover (1) is provided with silica gel piece (4) with the ability of deformation on the sealed cover (1), a mason jar body (2) is hollow in the inside, and the sealed cover (1) is covered in the opening place above mason jar body (2), a jar cover (3) is connected in mason jar body (2) for external secondary sealing, When the mason jar body (2) is evacuated, the silica gel piece is inwardly depressed by negative pressure and seals the top opening of the mason jar body (2). The sealed cover (1) is provided with a mounting hole (5) in the center, and the silica gel piece (4) is arranged at the mounting hole (5). The lower side of the silica gel piece (4) is provided with an air outlet hole (6).

2. The seal for a Mason jar as defined in claim 1, wherein: The jar cover (3) is connected to the mason jar body (2) by screwing, and the lower end surface of the jar cover (3) is in contact with the silica gel piece (4), which is pressed by the lower end surface of the jar cover (3). The silica gel piece (4) is upwardly convex, and when the jar cover (3) is rotated and pressed downward, it is in contact with and presses the silica gel piece (4), and seals the mounting hole (5) after the silica gel piece is pressed downward.

3. The seal for a Mason jar as defined in claim 1, wherein: The upper end surface of the silica gel piece (4) is larger than the diameter of the mounting hole (5).

4. The seal for a Mason jar as defined in claim 3, wherein: The silica gel piece includes a bottom support part, a main body part, a top contact part, and a sealing cover part, the main body part passes through the mounting hole, the bottom support part is located at the bottom of the main body part, and the upper end surface of the bottom support part is in contact with the lower surface of the sealing cover, the top contact part is located at the top of the main body part, the sealing cover part is located at the lower end surface of the top contact part, and when the mason jar body (2) is evacuated, the sealing cover part is sealed by air pressure. More than one air outlet hole is arranged on the bottom support part.

5. The seal for a Mason jar as defined in claim 1, wherein: The outer diameter of the main body part is smaller than the inner diameter of the mounting hole, so that a gap cavity is formed outside the main body part, and the air outlet hole and the gap cavity are in communication.

6. The seal for a Mason jar as defined in claim 2, wherein: ​ 7. The seal for a Mason jar as defined in claim 6, wherein: ​

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