Can cover easy to open

By connecting a docking ring to the top of the tank cover and setting exhaust holes and flow holes, the problem of the tank cover being difficult to open due to negative pressure is solved, the pressure inside and outside the tank body is balanced, and the sealing stability and convenience are improved.

CN223432708UActive Publication Date: 2025-10-14FUJIAN HELI GUANGAI NEW MATERIALS TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202422756697.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-13
Publication Date
2025-10-14
Estimated Expiration
2034-11-13

AI Technical Summary

Technical Problem

After the tank body is sealed, the tank lid is easily affected by the negative pressure inside the tank body, making it difficult to open.

Method used

A docking ring is fixedly connected to the top of the tank cover, and an exhaust hole and a flow hole are set on the sealing ring. The sealing is performed through the sealing component. The clamping ring and the buckle are clamped to increase stability. The clamping ring is rotated to disengage the buckle for easy opening.

Benefits of technology

The pressure inside and outside the tank is balanced, the difficulty of opening the tank cover is reduced, and the sealing stability and convenience are improved.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN223432708U_ABST
    Figure CN223432708U_ABST
Patent Text Reader

Abstract

The utility model provides a can cover of an easy-to-open can. The can cover of the easy-to-open can comprises a can cover body; the butt joint ring is fixedly connected to the middle position of the top of the tank cover, a sealing ring is arranged on the outer surface of the butt joint ring, a sealing plug is fixedly connected to the top of the inner wall of the sealing ring, an exhaust hole is formed in the bottom of the sealing plug, a circulation hole is formed in the top of the sealing ring, and a sealing assembly is arranged at the top end of the sealing ring. Two clamping rings are mounted at the bottom of the outer surface of the sealing ring; and the rubber pad is mounted at the top of the inner wall of the tank cover. According to the can cover of the can easy to open, the exhaust hole is formed in the sealing ring to facilitate exhaust of the interior of the can body, the circulation hole is sealed through the sealing assembly, and by means of the design, when the can body is sealed through the can cover and needs to be opened, pressure balance inside and outside the can body can be rapidly achieved; therefore, the opening difficulty of the tank cover can be reduced.
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Description

Technical Field

[0001] The utility model relates to the technical field of can covers, in particular to a can cover for an easy-to-open can. Background Art

[0002] A jar refers to a heat-resistant glass food storage box that is completely free of bubbles and cold lines, has high transparency, and can withstand sudden temperature changes better than the glass heat-resistant glass of a Lock&Lock cup, but is much cheaper. Nowadays, you can buy high-end borosilicate heat-resistant glass food storage boxes at the price of tempered glass. The lid is made of high-end PP and imported silicone materials.

[0003] In order to facilitate the sealing of the can body, a can cover that can be threaded or snap-connected is generally installed on the can body. The can cover can play a sealing role and keep the contents airtight to prevent the contents from volatilizing, contaminating and deteriorating.

[0004] In order to ensure the sealing of the tank body, the tank cover is affected by the negative pressure inside the tank body after being connected to the tank body, making it difficult to open the tank cover.

[0005] Therefore, it is necessary to provide a can lid for an easy-to-open can to solve the above technical problems. Utility Model Content

[0006] The utility model provides an easy-to-open can cover, which solves the problem that the can cover is easily affected by the negative pressure inside the can body after the can body is sealed, resulting in the can cover being difficult to open.

[0007] In order to solve the above technical problems, the utility model provides an easy-open can cover comprising: a can cover;

[0008] A docking ring, the docking ring is fixedly connected to the middle position of the top of the tank cover, the outer surface of the docking ring is provided with a sealing ring, the top of the inner wall of the sealing ring is fixedly connected to a sealing plug, the bottom of the sealing plug is provided with a vent hole, the top of the sealing ring is provided with a flow hole, the top of the sealing ring is provided with a sealing assembly, and the outer surface of the sealing ring is provided with two retaining rings at the bottom position;

[0009] A rubber pad is installed on the top of the inner wall of the tank cover, and two buckles are installed near the middle of the top of the tank cover;

[0010] The top of the sealing ring is sealed, and the bottom of the sealing ring is provided with an opening that is sleeved on the outer surface of the docking ring. The connection between the tank cover and the docking ring is provided with an opening. The sealing assembly can seal the flow hole. The clamping ring is located on the outer surface of the sealing ring at the bottom and on the opposite side. The clamping ring is rotated and snapped into the inside of the buckle, which can increase the stability of the sealing ring connection. The position of the buckle is referenced Figure 1 There is a thread on the inner surface of the tank cover, and the exhaust hole is a hole that is larger at the top and smaller at the bottom.

[0011] Preferably, the top end of the can cover is fixedly connected with a marking ring, and the outer surface of the can cover is provided with anti-skid lines;

[0012] The marking ring is convenient for the photoetching machine to carve the date and also convenient for pasting some label paper.

[0013] Preferably, the bottom end of the can cover is fixedly connected with a scratch-proof ring, the sealing assembly comprises a rotating strip, and one end of the rotating strip is fixedly connected with a sealing disc;

[0014] The rotating strip and the sealing disc are both made of rubber material, and the rotating strip can make the sealing disc expand in angle.

[0015] Preferably, the outer surface of the sealing disc is fixedly connected with a pulling block at the position of the other surface, and the bottom end of the sealing disc is fixedly connected with a rubber plug.

[0016] Preferably, the top of the inner wall of the can cover is provided with a gasket assembly, the gasket assembly comprises a sealing gasket, and the bottom end of the sealing gasket is fixedly connected with a sealing ring at the position of the outer surface;

[0017] The sealing ring and the sealing gasket are integrally formed.

[0018] Preferably, the bottom of the sealing gasket is provided with a through hole at the position of the middle, and the bottom of the sealing gasket is fixedly connected with a butt joint gasket;

[0019] The butt joint gasket and the sealing gasket are made of the same material and are integrally formed.

[0020] Compared with the related art, the can cover of the easy-open can provided by the utility model has the following beneficial effects:

[0021] The utility model provides a kind of can cover of easy-open can, to facilitate the can cover on the can body to open, the top of can cover is fixedly connected with an interface ring, and let interface ring and the connecting place of can cover be through, and interface ring is sealed by sealing ring with sealing plug, to increase sealing stability, let sealing ring outer surface snap ring and the buckle of can cover are buckled, sealing ring can be buckled on can cover firmly, to facilitate the exhaust in the can body and set an exhaust hole on sealing ring, and flow-through hole is sealed by sealing assembly, by the design, when the can body is sealed by can cover and needs to be opened, the pressure balance inside and outside the can body can be realized quickly, so the difficulty of can cover opening can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the structure diagram of first embodiment for the can cover of easy-open can provided by the utility model;

[0023] Figure 2 It is the structure diagram of buckle for the utility model.

[0024] Figure 3 A structure diagram of the sealing ring is provided for the utility model;

[0025] Figure 4 A structure diagram of the second embodiment of the can cover of the easy-open can is provided for the utility model; Figure 2 An enlarged view of A shown in the figure;

[0026] Figure 5 A structure diagram of the second embodiment of the can cover of the easy-open can is provided for the utility model;

[0027] Figure 6 A structure diagram of the through hole is provided for the utility model.

[0028] Marked label in the figure: 1, can cover, 2, scratch-proof ring, 3, anti-skid line, 4, mark ring, 5, sealing ring, 6, sealing assembly, 601, sealing disc, 602, rubber plug, 603, pull block, 604, rotating strip, 7, buckle, 8, butt joint ring, 9, exhaust hole, 10, sealing plug, 11, clasp ring, 12, flow-through hole, 13, gasket assembly, 131, sealing gasket, 132, sealing ring, 133, through hole, 134, butt joint pad, 14, rubber pad. DETAILED DESCRIPTION

[0029] The utility model will be further described below in combination with the drawings and embodiments.

[0030] First embodiment

[0031] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 Among them, Figure 1 A structure diagram of the first embodiment of the can cover of the easy-open can is provided for the utility model; Figure 2 A structure diagram of the buckle is provided for the utility model; Figure 3 A structure diagram of the sealing ring is provided for the utility model; Figure 4 A structure diagram of the second embodiment of the can cover of the easy-open can is provided for the utility model; Figure 2 An enlarged view of A shown in the figure. The can cover of the easy-open can comprises: can cover 1;

[0032] Butt joint ring 8, the butt joint ring 8 is fixedly connected at the top middle position of can cover 1, the outer surface of butt joint ring 8 is provided with sealing ring 5, the top of the inner wall of sealing ring 5 is fixedly connected with sealing plug 10, the bottom of sealing plug 10 is provided with exhaust hole 9, the top of sealing ring 5 is provided with flow-through hole 12, the top end of sealing ring 5 is provided with sealing assembly 6, the outer surface of sealing ring 5 is provided with two clasp rings 11 at the bottom position;

[0033] A rubber pad 14 is installed on the top of the inner wall of the can lid 1, and two buckles 7 are installed on the top of the can lid 1 near the middle position;

[0034] The top of the sealing ring 5 is sealed, the bottom of the sealing ring 5 is provided with a port sleeved on the outer surface of the butt ring 8, the can lid 1 and the butt ring 8 are connected and provided with a port, the sealing assembly 6 can seal the flow-through hole 12, the clamping ring 11 is located on the outer surface of the sealing ring 5 and is located on the bottom and the opposite side, the clamping ring 11 is rotatably clamped into the buckle 7, and the stability of the sealing ring 5 connected with the buckle 7 can be improved Figure 1 The inner surface of the can lid 1 is provided with a thread, the exhaust hole 9 is a hole with a large upper part and a small lower part, the sealing plug 10 is inserted into the inner part of the butt ring 8, and the flow-through hole 12 and the exhaust hole 9 are communicated.

[0035] The top end of the can lid 1 is fixedly connected with a marker ring 4, and the outer surface of the can lid 1 is provided with anti-skid lines 3.

[0036] The marker ring 4 is convenient for photoetching machine to carve dates and can also facilitate the pasting of some label papers, and the anti-skid lines 3 are convenient for rotating the can lid 1.

[0037] The bottom end of the can lid 1 is fixedly connected with a scratch-proof ring 2, and the sealing assembly 6 comprises a rotating strip 604.

[0038] The rotating strip 604 and the sealing disc 601 are both made of rubber material, the rotating strip 604 can make the sealing disc 601 expand in angle, so that the rubber plug 602 can be pulled out of the inner part of the exhaust hole 9.

[0039] The outer surface of the sealing disc 601 is fixedly connected with a pulling block 603 on the other side, and the bottom end of the sealing disc 601 is fixedly connected with a rubber plug 602.

[0040] The pulling block 603 is used for assisting in pulling the sealing disc 601.

[0041] The working principle of the can lid of the easy-open can provided by the utility model is as follows:

[0042] The connecting ring 8 is fixedly connected to the top of the can cover 1, and the connecting ring 8 and the can cover 1 are connected through, and the connecting ring 8 is sealed by the sealing ring 5 with the sealing plug 10, in order to increase the sealing stability, the clamping ring 11 on the outer surface of the sealing ring 5 is clamped with the buckle 7 on the can cover 1, so that the sealing ring 5 is clamped on the can cover 1, in order to facilitate the exhaust inside the can body, the exhaust hole 9 is arranged on the sealing ring 5, and the flow-through hole 12 is sealed by the sealing assembly 6, in actual use, if small articles inside the can body need to be taken out, the clamping ring 11 is rotated in the buckle 7 until the clamping ring 11 is separated from the buckle 7, the sealing ring 5 is pulled out, and the sealing plug 10 in the connecting ring 8 is pulled out, so that the can cover 1 can be opened without opening the can cover 1, if the sealing ring 5 cannot be opened due to negative pressure, the sealing assembly 6 is opened, air enters the inside of the can body from the exhaust hole 9, the internal pressure is restored, and the can cover 1 or the sealing ring 5 can be easily opened.

[0043] Compared with the related art, the can cover of the easy-open can has the following beneficial effects:

[0044] In order to facilitate the opening of the can cover 1 on the can body, the connecting ring 8 is fixedly connected to the top of the can cover 1, and the connecting ring 8 and the can cover 1 are connected through, and the connecting ring 8 is sealed by the sealing ring 5 with the sealing plug 10, in order to increase the sealing stability, the clamping ring 11 on the outer surface of the sealing ring 5 is clamped with the buckle 7 on the can cover 1, so that the sealing ring 5 is clamped on the can cover 1, in order to facilitate the exhaust inside the can body, the exhaust hole 9 is arranged on the sealing ring 5, and the flow-through hole 12 is sealed by the sealing assembly 6, in actual use, if small articles inside the can body need to be taken out, the clamping ring 11 is rotated in the buckle 7 until the clamping ring 11 is separated from the buckle 7, the sealing ring 5 is pulled out, and the sealing plug 10 in the connecting ring 8 is pulled out, so that the can cover 1 can be opened without opening the can cover 1, if the sealing ring 5 cannot be opened due to negative pressure, the sealing assembly 6 is opened, air enters the inside of the can body from the exhaust hole 9, the internal pressure is restored, and the can cover 1 or the sealing ring 5 can be easily opened.

[0045] Second embodiment

[0046] Please refer to Figures 5-6 , Figure 5 The structure diagram of the second embodiment of the can cover of the easy-open can provided by the utility model; Figure 6 The structure diagram of the through hole provided by the utility model, based on the can cover of the easy-open can provided by the first embodiment of the utility model, another can cover of the easy-open can is provided by the second embodiment of the utility model. The second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the separate implementation of the first embodiment.

[0047] Specifically, the second embodiment of the present application provides the easy-open can lid, which is different from the prior art in that a gasket assembly 13 is arranged on the top of the inner wall of the can lid 1, the gasket assembly 13 comprises a sealing gasket 131, and a sealing ring 132 is fixedly connected to the bottom end of the sealing gasket 131;

[0048] The sealing ring 132 and the sealing gasket 131 are integrally formed and are made of the same material.

[0049] A through hole 133 is arranged at the middle of the bottom of the sealing gasket 131, and a butt gasket 134 is fixedly connected to the bottom of the sealing gasket 131;

[0050] The butt gasket 134 is made of the same material as the sealing gasket 131 and is integrally formed, the butt gasket 134 is clamped into the inside of the can opening of the can body, and the through hole 133 is opposite to the position of the butt ring 8.

[0051] Compared with the prior art, the easy-open can lid has the following beneficial effects:

[0052] In order to increase the sealing property of the can lid 1, a gasket assembly 13 is arranged in the can lid 1, the gasket assembly 13 is composed of the sealing gasket 131, the sealing ring 132 and the butt gasket 134, and in order to facilitate the air flow in the air permeable structure on the can lid 1, a through hole 133 is arranged on the sealing gasket 131, the sealing property is increased by the spacing between the sealing ring 132 and the butt gasket 134 and the opening butt joint of the top of the can body in actual use, the sealing property between the can opening of the can body and the can lid 1 is improved by the structure, and thus the sealing property of the can lid 1 to the can body is increased.

[0053] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process conversion according to the content of the specification and the drawings of the present application, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A can lid for an easy-open can, characterized in that: include: jar lids; A docking ring, the docking ring is fixedly connected to the middle position of the top of the tank cover, the outer surface of the docking ring is provided with a sealing ring, the top of the inner wall of the sealing ring is fixedly connected to a sealing plug, the bottom of the sealing plug is provided with a vent hole, the top of the sealing ring is provided with a flow hole, the top of the sealing ring is provided with a sealing assembly, and the outer surface of the sealing ring is provided with two retaining rings at the bottom position; A rubber pad is installed on the top of the inner wall of the tank cover, and two buckles are installed near the middle of the top of the tank cover.

2. The easy-open can lid according to claim 1, wherein: The top end of the tank cover is fixedly connected with a marking ring, and the outer surface of the tank cover is provided with anti-slip grooves.

3. The easy-open can lid according to claim 1, wherein: The bottom end of the tank cover is fixedly connected with an anti-scratch ring, and the sealing component comprises a rotating bar, one end of which is fixedly connected with a sealing disk.

4. The easy-open can lid according to claim 3, characterized in that: A pull block is fixedly connected to a position of the outer surface of the sealing disk on the other side, and a rubber plug is fixedly connected to the bottom end of the sealing disk.

5. The easy-open can lid according to claim 1, wherein: A gasket assembly is provided on the top of the inner wall of the tank cover. The gasket assembly includes a sealing gasket. The bottom end of the sealing gasket is located at a position on the outer surface and is fixedly connected to a sealing ring.

6. The easy-open can lid according to claim 5, characterized in that: A through hole is provided at the middle position of the bottom of the sealing gasket, and a docking pad is fixedly connected to the bottom of the sealing gasket.