CN218464509U

CN218464509U - Rotary-open type metal can

Info

Publication number: CN218464509U
Application number: CN202221270328.1U
Authority: CN
Inventors: 刘国福; 林家豪; 冯萍萍
Original assignee: Shenzhen Daman Packaging Co ltd
Current assignee: Shenzhen Daman Packaging Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2023-02-10
Anticipated expiration: 2032-05-25

Abstract

The utility model provides a spin-off metallic tank, include rather than the jar body and cover that the cooperation was installed, the jar body is including jar body and tank bottoms lid, the jar body is including jar neck, be provided with first necking down and second way necking down on the jar neck outer wall, slope on the first way necking down sets up jar body thread, install the tank top lid on the second way necking down, the external diameter of second way necking down is less than the external diameter of first way necking down, tank top lid external diameter is less than first way necking down external diameter, jar body thread maximum external diameter is less than jar body maximum external diameter, the cover is including the lid neck, lid neck inner wall sets up in-lid thread, in-lid thread minimum internal diameter is greater than the external diameter of first way necking down, the external diameter of lid neck is the same with the external diameter of jar body, when the cover is screwed up on jar body, in-lid thread and the tank top lid outer edge mutually noninterfere, jar body opening adopts 2 times necking down structure, rational design jar mouth external diameter, jar body thread size, lid thread size, the problem such as the sliding closure is solved, the furthest's advantage has been brought into play, promote and use and experience.

Description

Unscrewing type metal can

Technical Field

The utility model belongs to the technical field of metal package, concretely relates to unscrew formula metallic tank.

Background

The swing-open type metal can is widely applied to food packaging such as tea, coffee and the like due to the characteristics of convenient opening, reusability, good sealing property and the like.

The Chinese patent application numbers are: cn201921050929.X, named: the utility model discloses a multi-time sealing four-tooth twist can, which comprises a can body and a can cover, wherein the top of the can body is provided with an outer rolling platform, the bottom of the can body is provided with a bottom cover, the bottom cover is arranged in an outer rolling way, the surface of the can body is provided with welding stripes, one section of the surface of the can body, which is positioned inside the can cover, is provided with a thread bulge, the inside sealing platform that is close to the top surface of can body is provided with, be provided with the easy-open lid between the sealing platform internal diameter, the inside protruding bottom of screw tooth that is located of cover is provided with revolves the tooth arch, the top is provided with the injection gum layer in the cover, roll up bench top portion outward and top and be level and smooth setting, roll up the external diameter of platform outward dimension and equal with the bellied external diameter of screw tooth outward. The utility model discloses an adopt the mode of many times sealing, all realize sealed effect with the position that this food packaging container produced the leakage easily, increase this food packaging container's sealed effect, extension food storage life.

The current formula metallic tank of unscrewing because jar, lid unscrew structure cooperation size design are unreasonable, can appear that the lid is screwed, the in-process of unscrewing blocks easily, uncaps unsmoothly, smooth and easy, and smooth tooth scheduling problem influences the user and uses experience and feels.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a spin-on metal can, can body opening adopt twice necking down structure to through rational design can mouth external diameter size, can body thread size, lid thread size, solve card lid, sliding closure scheduling problem, furthest's performance spin-on can's advantage, promote to use and experience.

In order to achieve the purpose, the utility model adopts the technical proposal that:

the utility model provides a swing-open metal can, includes rather than the jar body and the cover of cooperation installation, jar body is including a jar body and a tank bottoms lid, its characterized in that: the can body includes the can neck, can neck outer wall is followed and up has set gradually first necking down and second way necking down, it is provided with can body screw thread to incline on the first way necking down, install the can lid on the second way necking down, can body screw thread sets up along the circumferencial direction of first way necking down outer wall interval in proper order, the external diameter of second way necking down is less than the external diameter of first way necking down, the can lid external diameter is less than first way necking down external diameter, the maximum external diameter of can body screw thread is less than the maximum external diameter of can body, the cover includes the lid neck, lid neck inner wall is provided with screw thread in the lid, the minimum internal diameter of screw thread in the lid is greater than the external diameter of first way necking down, the external diameter of lid neck is the same with the external diameter of can body, when the cover is screwed up on the jar body, screw thread in the lid and can lid are along mutually noninterfered outward.

In the above structure: the utility model provides a spiral-opening metal can, include the jar body and the cover rather than the cooperation installation, the jar body is including can body and tank bottom lid, first necking down and second way necking down have up set gradually from down on the can neck outer wall, the slope is provided with can body screw thread on the first way necking down, install the tank top lid on the second way necking down, install lid internal thread on the inner wall of can neck on the cover, the can body opening adopts twice necking down structure, and through rational design jar mouth external diameter, can body screw thread size, lid screw thread size, solve the card lid, sliding closure scheduling problem, furthest's performance has the advantage of spiral-opening jar, promote the use experience, because the external diameter of second way necking down is less than the external diameter of first way necking down, the tank top lid external diameter is less than first way necking down external diameter, the biggest external diameter of can body screw thread is less than the external diameter of can body, lid internal diameter is greater than the external diameter of first way necking down, the external diameter of lid is the same with the external diameter of can body, consequently, when screwing up on the jar body, the lid is smooth and easy to screw the lid, can cover can be guaranteed that the lid is smooth and can not screw mutually smooth and can not screw.

Further: the sealing device is characterized by further comprising a sealing gasket, wherein the sealing gasket is fixed on the inner wall of the top of the tank cover, and when the tank cover is screwed tightly, the tank top cover extrudes the sealing gasket to form sealing.

In the above structure: still realize sealed through being provided with seal gasket, seal gasket fixes on the inner wall at cover top, and the cover back of screwing, tank top lid top can produce the extrusion of certain degree to seal gasket to reach sealed effect.

Further: the cover is provided with a cover convex edge, the outer diameter of the cover convex edge is larger than that of the cover, and the sealing gasket is clamped in the cover convex edge.

In the above structure: the sealing gasket that the inboard setting in cover top can block in the protruding edge of lid, can effectively guarantee that seal gasket can not fall out when the rim of the lid rocks from top to bottom down of cover.

And further: the can body threads are four in number and are arranged on the outer wall of the first necking at equal intervals.

Further: the inclination angle of the screw teeth of the can body is 5-10 degrees.

In the above structure: the inclined angle of the obliquely arranged can body threads is 5-10 degrees, and the number of the can body threads is four, and the four can body threads are matched with the inner threads of the cover to screw the can cover.

And further: the screw thread in the cover is of an inner rolling strip structure, and the top of the screw thread in the cover is matched with the bottom of the screw thread in the can body.

In the above structure: the cover inner screw thread is of an inner rolling strip structure and is matched with the cover inner screw thread to realize screwing of the cover.

And further: the can bottom cover is fixedly arranged on the can body and is arranged on one end face opposite to the can top cover, and the bottom of the can bottom cover is provided with a double-edge.

In the above structure: the tank bottom cover is fixedly arranged on the tank body and on one end face opposite to the tank top cover, and the bottom of the tank bottom cover is provided with a double-edge curl, so that the tank bottom cover is more stable when placed.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the tank cover is screwed on the tank body, the cover inner screw threads inside the tank cover and the outer edge of the tank top cover are not interfered with each other and cannot be clamped;

2. the tank cover is smoothly screwed and unscrewed;

3. the can cover can be screwed tightly without tooth slipping.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic view of the structure of the tank of the present invention;

FIG. 5 is a schematic view of a tank cover according to the present invention;

fig. 6 is a schematic view of the inner structure of the middle tank cover of the present invention.

List of reference numerals:

1. a tank body; 11. a can body; 12. a can bottom lid; 13. a can neck; 2. a can lid; 21. a cover ledge; 22. covering the neck; 3. a tank top cover; 4. a first necking; 5. a second necking; 6. the can body is provided with screw teeth; 7. covering the internal screw threads; 8. and a sealing gasket.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 1-6: the utility model provides a spin-off metal can, include rather than the jar body 1 and the cover 2 of cooperation installation, jar body 1 includes can body 11 and tank bottom lid 12, can body 11 includes tank neck 13, tank neck 13 outer wall is from up having set gradually first way necking down 4 and second way necking down 5 down, the slope is provided with can body screw tooth 6 on first way necking down 4, install can top lid 3 on the second way necking down 5, can body screw tooth 6 sets up along the circumferencial direction of first way necking down 4 outer wall interval in proper order, the external diameter of second way necking down 5 is less than the external diameter of first way necking down 4, necking down can top lid 3 external diameter is less than first way necking down 4 external diameter, the maximum external diameter of can body screw tooth 6 is less than can body 11 maximum external diameter, cover 2 includes cover neck 22, cover neck 22 inner wall is provided with cover screw tooth 7, the minimum internal diameter of screw tooth 7 is greater than first way necking down 4's external diameter in the cover, cover 22's external diameter is the same with can body 11 external diameter, when can cover 2 is screwed up on jar body 1, internal thread 7 is along the external diameter each other mutually noninterfere with can top lid 3.

The utility model provides a spiral-opening metal can, include jar body 1 and cover 2 rather than the cooperation installation, jar body 1 includes can body 11 and tank bottom lid 12, first necking down 4 and second necking down 5 have up set gradually down from down at 13 outer walls of can neck, it is provided with can body screw thread 6 to slope on 4 to first necking down, install can lid 3 on the second necking down 5, install lid internal thread 7 on 2 inner walls of can neck 13 of cover, 11 openings of can body adopt twice necking down structure, and through rational design jar mouth external diameter size, 6 sizes of can body screw thread, lid screw thread size, solve the card lid, the sliding closure scheduling problem, the biggest performance has spiral-opening jar's advantage, promote use experience, because the external diameter of second necking down 5 is less than 4 external diameters of first necking down, 3 external diameters of can lid are less than 4 external diameters of first necking down, 6 maximum external diameters of can body screw thread are less than 11 external diameters of can body, 7 minimum internal diameter of lid is greater than 4 external diameters of first necking down, the external diameter of lid 22 is the same with jar body external diameter of can neck, consequently, can lid can cover is smooth and easy to screw when 2 external diameters of jar lid are used, can not screw up 2 external diameter along the effective lid, can be guaranteed that the lid, 2 external diameter of jar is not screw, 2 external diameters of jar can be mutually not screw.

In this embodiment: the tank cover is characterized by further comprising a sealing gasket 8, wherein the sealing gasket 8 is fixed on the inner wall of the top of the tank cover 2, and after the tank cover 2 is screwed tightly, the tank top cover 3 extrudes the sealing gasket 8 to form sealing. Still realize sealedly through being provided with seal gasket 8, seal gasket 8 is fixed on the inner wall at cover 2 top, and the back is screwed to cover 2, and 3 tops of tank top lid can produce the extrusion of certain degree to seal gasket 8 to reach sealed effect.

In this embodiment: the can cover 2 is provided with a cover convex edge 21, the outer diameter of the cover convex edge 21 is larger than that of the can cover 2, and the sealing gasket 8 is clamped in the cover convex edge 21. The sealing gasket 8 that the inboard setting in top of cover 2 can block in the protruding edge 21 of lid, can effectively guarantee to be in, sealing gasket 8 can not fall out when the flap of cover 2 rocks from top to bottom downwards.

In this embodiment: the can body threads 6 are arranged in four, and the four can body threads 6 are arranged on the outer wall of the first necking 4 at equal intervals.

In this embodiment: the inclination angle of the can body screw teeth 6 is 5-10 degrees.

The inclined angle of the obliquely arranged can body threads 6 is 5-10 degrees, and the number of the can body threads 6 is four, and the four can body threads are matched with the cap internal threads 7 to realize screwing of the can cap 2.

In this embodiment: the screw teeth 7 in the cover are of an inner roll strip-shaped structure, and the top of the screw teeth 7 in the cover is matched with the bottom of the screw teeth 6 of the can body. The cover internal screw thread 7 is of an internal rolling strip structure and is matched with the cover internal screw thread 7 to realize screwing of the can cover 2.

In this embodiment: the can bottom cover 12 is fixedly arranged on one end face, opposite to the can top cover 3, of the can body 11, and a double-edge is arranged at the bottom of the can bottom cover 12. The can bottom cover 12 is fixedly arranged on the can body 11 on the end face opposite to the can top cover 3, and the bottom of the can bottom cover 12 is provided with double turned edges, so that the can bottom cover is more stable when being placed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but also to cover any modifications or equivalent changes made in the technical spirit of the present invention, which fall within the scope of the present invention.

Claims

1. The utility model provides a swing-open metal can, includes rather than the jar body (1) and cover (2) of cooperation installation, jar body (1) is including can body (11) and tank bottoms lid (12), its characterized in that: can body (11) are including can neck (13), can neck (13) outer wall is from up having set gradually first neck (4) and second way neck (5) down, it is provided with can body screw thread (6) to slope on first neck (4), install can top lid (3) on second way neck (5), can body screw thread (6) set up along the circumferencial direction of first neck (4) outer wall interval in proper order, the external diameter of second way neck (5) is less than the external diameter of first neck (4), can top lid (3) external diameter is less than first neck (4) external diameter, can body screw thread (6) maximum external diameter is less than can body (11) maximum external diameter, can lid (2) are including lid neck (22), lid neck (22) inner wall is provided with in-lid screw thread (7), in-lid screw thread (7) minimum internal diameter is greater than the external diameter of first neck (4), the external diameter of lid neck (22) is the same with the external diameter of can body (11), screws up at the jar body (2) and screw up when lid (1) the external diameter of can lid and the lid (7) each other mutual noninterference.

2. The swing-open type metal can according to claim 1, wherein: the tank cover is characterized by further comprising a sealing gasket (8), wherein the sealing gasket (8) is fixed on the inner wall of the top of the tank cover (2), and after the tank cover (2) is screwed tightly, the tank top cover (3) extrudes the sealing gasket (8) to form sealing.

3. A swing-open metal can according to claim 2, wherein: the tank cover is characterized in that a cover convex edge (21) is arranged on the tank cover (2), the outer diameter of the cover convex edge (21) is larger than that of the tank cover (2), and the sealing gasket (8) is clamped in the cover convex edge (21).

4. A swing-open metal can according to claim 1, wherein: the four tank body threads (6) are arranged on the outer wall of the first necking down (4) at equal intervals.

5. A swing-open metal can according to claim 1 or 4, wherein: the inclination angle of the can body screw teeth (6) is 5-10 degrees.

6. The swing-open type metal can according to claim 1, wherein: the screw threads (7) in the cover are of an inner roll strip-shaped structure, and the top of the screw threads (7) in the cover is matched with the bottom of the screw threads (6) in the can body.

7. The swing-open type metal can according to claim 1, wherein: the can bottom cover (12) is fixedly arranged on one end face, opposite to the can top cover (3), of the can body (11), and a double-edge is arranged at the bottom of the can bottom cover (12).