CN218229854U

CN218229854U - Packaging tin with aluminum part and plastic part mutually matched

Info

Publication number: CN218229854U
Application number: CN202221943460.4U
Authority: CN
Inventors: 叶艺裙; 徐圳涵
Original assignee: Wanbaolong Zhangzhou Metal Product Co ltd
Current assignee: Wanbaolong Zhangzhou Metal Product Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-06
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a packaging can with mutually matched aluminum parts and plastic parts, which comprises an aluminum cover, an aluminum can and a plastic ring, wherein the lower part of the outer peripheral surface of the plastic ring is provided with a first annular groove, and the upper part of the outer peripheral surface of the plastic ring is provided with a second annular groove; the aluminum can is a barrel-shaped body, the upper end of the aluminum can is inwards rolled to form a circle of first clamping convex part, and the first clamping convex part is in clamping fit with the first annular groove; the aluminum cover comprises a top, the edge of the top extends downwards to form a circular ring, the middle of the outer peripheral surface of the circular ring is inwards sunken to form a circle of second clamping convex parts, and the second clamping convex parts are clamped and matched with the second annular groove. Furthermore, the force applied to separate the first clamping convex part from the first annular groove is smaller than the force applied to separate the second clamping convex part from the second annular groove in the same direction. The utility model discloses be convenient for open, the leakproofness is also better, and can reuse, can reduce material packaging cost.

Description

Packaging tin with aluminum part and plastic part mutually matched

Technical Field

The utility model belongs to the technical field of packaging container manufacturing technology and specifically relates to an aluminium part and working of plastics be mutually supported packing jar.

Background

The existing aluminum packaging tin usually comprises an aluminum cover and an aluminum can, and in order to ensure that the aluminum cover and the aluminum can are matched and sealed, the aluminum cover and the aluminum can are mostly connected together through a rolling seal. Such as common pop cans and aluminum cans with tear tabs. When the can body of the packaging can is opened, the requirement on labor is high, the packaging can is inconvenient to open, and the packaging can cannot be reused after the can body of the packaging can is opened, so that the packaging cost is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a packing jar that aluminium part and working of plastics are mutually supported, it is convenient for open, and the leakproofness is also better, and can reuse, can reduce material packaging cost.

In order to achieve the above purpose, the technical scheme of the utility model is that: a packaging can with an aluminum part and a plastic part matched with each other comprises an aluminum cover, an aluminum can and a plastic ring, wherein a first annular groove is formed in the lower portion of the outer peripheral surface of the plastic ring, and a second annular groove is formed in the upper portion of the outer peripheral surface of the plastic ring; the aluminum can is a barrel-shaped body, the upper end of the aluminum can is inwards rolled to form a circle of first clamping convex part, and the first clamping convex part is in clamping fit with the first annular groove; the aluminum cover comprises a top, the edge of the top extends downwards to form a circular ring, the middle of the outer peripheral surface of the circular ring is inwards sunken to form a circle of second clamping convex parts, and the second clamping convex parts are clamped and matched with the second annular groove.

The further improvement is that the force applied when the first clamping convex part is separated from the first annular groove is smaller than the force applied when the second clamping convex part is separated from the second annular groove in the same direction. Can ensure like this to make when promoting the aluminium lid first joint convex part breaks away from earlier with first annular groove for aluminium lid and plastics ring break away from the aluminium jar together, the pouring of the interior material of aluminium jar of being convenient for avoids the plastics ring to block pouring of partial material.

Preferably, the cross section of the first clamping convex part is arc-shaped, and the cross section of the first annular groove is arc-shaped or V-shaped.

Preferably, the cross section of the second clamping convex part is arc-shaped, and the cross section of the second annular groove is arc-shaped or V-shaped.

In a further refinement, a smallest diameter of the first annular groove is smaller than a smallest diameter of the second annular groove. Therefore, the elasticity of the plastic ring near the first annular groove is larger than that of the plastic ring near the second annular groove, so that the first clamping convex part and the first annular groove are easier to separate, and the aluminum cover and the plastic ring can be conveniently opened together.

The improved structure is characterized in that the upper end of the outer peripheral surface of the plastic ring is provided with an upper chamfer, and the lower end of the outer peripheral surface of the plastic ring is provided with a lower chamfer. Therefore, the first clamping convex part is conveniently clamped and matched with the first annular groove; and the second clamping convex part is in clamping fit with the second annular groove, so that the assembly is facilitated.

Preferably, the upper chamfer is in a shape of a big cone with a small upper part and a big lower part. Preferably, the cross section of the lower chamfer is arc-shaped.

Preferably, the outer peripheral surface of the aluminum can is in a shape of a big cone with a small upper part and a big lower part, and the outer surface of the middle part of the top of the aluminum cover is in an upward-arched spherical surface shape.

Further improved, the lower end part of the aluminum cover is abutted to the first clamping convex part. Therefore, the packaging can is convenient to limit, and the assembled packaging can is more attractive.

The utility model discloses a plastics ring cooperatees with aluminium lid and aluminium jar respectively, then cooperates through first joint convex part and first annular groove looks joint, through second joint convex part and second annular groove looks joint cooperation. When the tank body is to be opened, the aluminum cover can be opened only by pushing, so that the tank body is quick and convenient to open and has good hand feeling; simultaneously because the plastics ring has certain elasticity, first joint convex part just can be inseparable with first annular groove looks joint cooperation, second joint convex part also can be inseparable with second annular groove looks joint cooperation, consequently also has better leakproofness. Simultaneously, the plastic ring is respectively matched with the aluminum cover and the aluminum can, and is respectively matched with the two annular grooves in a clamping manner through the two clamping convex parts, so that the aluminum can, the aluminum cover and the plastic ring can be installed in a re-matched manner after being separated, the packaging can be recycled, and the packaging cost of materials can be effectively reduced.

Drawings

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

figure 2 is an exploded perspective view of the present invention

Fig. 3 is a top view of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view A-A of FIG. 3;

fig. 5 is a top view of the aluminum lid of the present invention;

FIG. 6 is a cross-sectional view B-B of FIG. 5;

fig. 7 is a top view of the plastic ring of the present invention;

fig. 8 is a cross-sectional view C-C of fig. 7.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 8, a packaging can with an aluminum member and a plastic member mutually matched comprises an aluminum cover 1, an aluminum can 2 and a plastic ring 3, wherein a first annular groove 31 is arranged at the lower part of the outer peripheral surface of the plastic ring 3, and a second annular groove 32 is arranged at the upper part of the outer peripheral surface of the plastic ring 3; the aluminum can 2 is a barrel-shaped body, the upper end of the aluminum can 2 is inwards rolled to form a circle of first clamping convex parts 21, and the first clamping convex parts 21 are in clamping fit with the first annular groove 31; the aluminum cover 1 comprises a top portion 1a, the edge of the top portion 1a extends downwards to form a circular ring portion 1b, the middle of the outer peripheral surface of the circular ring portion 1b is inwards sunken to form a circle of second clamping convex portions 11, and the second clamping convex portions 11 are matched with the second annular groove 32 in a clamping mode. The lower end of the aluminum cover 1 abuts against the first clamping convex part 21.

The force applied to disengage the first snap projection 21 from the first annular groove 31 is less than the force applied to disengage the second snap projection 11 from the second annular groove 32 in the same direction. Just so can ensure to make when promoting aluminium lid 1 first joint convex part 21 breaks away from earlier with first annular groove 31 for aluminium lid 1 and plastic ring 3 break away from aluminium jar 2 together, the pouring of the interior material of aluminium jar 2 of being convenient for avoids plastic ring 3 to block pouring of partial material.

Preferably, the cross section of the first clamping convex part 21 is arc-shaped, and the cross section of the first annular groove 31 is arc-shaped. The first annular groove 31 may also be machined into a V-shape, which also cooperates with the first snap-fit projection 21.

Preferably, the cross section of the second clamping convex part 11 is arc-shaped, and the cross section of the second annular groove 32 is arc-shaped. The second annular groove 32 can also be machined into a V-shape, which can also cooperate with the second snap-in projection 11.

As further shown in fig. 8, the minimum diameter D1 of the first annular groove 31 is smaller than the minimum diameter D2 of the second annular groove 32. In this way, the elasticity of the plastic ring 3 near the first annular groove 31 is greater than the elasticity of the plastic ring 3 near the second annular groove 32, so that the first clamping convex part 21 and the first annular groove 31 can be separated more easily, and the aluminum cover 1 and the plastic ring 3 can be opened together.

The upper end of the outer peripheral surface of the plastic ring 3 is provided with an upper chamfer 33, and the lower end of the outer peripheral surface of the plastic ring 3 is provided with a lower chamfer 34. The upper chamfer 33 is in a shape of a big cone with a small upper part and a big lower part. The lower chamfer 34 is arcuate in cross-section.

The outer peripheral surface of the aluminum tank 2 is in a shape of a big cone with a small upper part and a big lower part, and the outer surface of the middle part of the top 1a of the aluminum cover 1 is in an upward arched spherical surface shape. Preferably, the maximum diameter of the aluminum can 2 is 50-60mm, and the maximum height of the whole packaging can is 55-65mm.

When this embodiment uses, the cooperation of second joint convex part 11 on the aluminium lid 1 and the second annular groove 32 looks joint on the plastics ring 3, then toward aluminium can 2 dress material, make aluminium can 2's first joint convex part 21 and first annular groove 31 looks joint cooperation after that, simultaneously aluminium lid 1's lower tip supports on the first joint convex part 21, accomplish the packing. When the aluminum can 2 is to be opened, the aluminum can 2 is held by hands, then the aluminum cover 1 is pushed by a thumb, the aluminum cover 1 can drive the plastic ring 3 to be separated from the aluminum can 2, and the materials of the aluminum can 2 can be poured out.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an aluminium part and working of plastics mutually supported packing jar, includes aluminium lid, aluminium can, its characterized in that: the plastic ring is characterized by also comprising a plastic ring, wherein a first annular groove is arranged at the lower part of the outer peripheral surface of the plastic ring, and a second annular groove is arranged at the upper part of the outer peripheral surface of the plastic ring; the aluminum can is a barrel-shaped body, the upper end of the aluminum can is inwards rolled to form a circle of first clamping convex part, and the first clamping convex part is in clamping fit with the first annular groove; the aluminum cover comprises a top, the edge of the top extends downwards to form a circular ring part, the middle of the outer peripheral surface of the circular ring part is inwards sunken to form a circle of second clamping convex part, and the second clamping convex part is clamped and matched with the second annular groove.

2. The packaging can of claim 1, wherein the packaging can comprises: the force applied to separate the first clamping convex part from the first annular groove is smaller than the force applied to separate the second clamping convex part from the second annular groove in the same direction.

3. The packaging can of claim 1, wherein the packaging can comprises: the cross section of the first clamping convex part is arc-shaped, and the cross section of the first annular groove is arc-shaped or V-shaped.

4. The packaging can of claim 1, wherein the packaging can comprises: the cross section of the second clamping convex part is arc-shaped, and the cross section of the second annular groove is arc-shaped or V-shaped.

5. The packaging can of claim 1, wherein the packaging can comprises: the minimum diameter of the first annular groove is smaller than the minimum diameter of the second annular groove.

6. The packaging can of claim 1, wherein the packaging can comprises: the upper end of the outer peripheral surface of the plastic ring is provided with an upper chamfer, and the lower end of the outer peripheral surface of the plastic ring is provided with a lower chamfer.

7. The packaging can of claim 6, wherein the packaging can comprises: the upper chamfer is in a shape of a big cone with a small upper part and a big lower part.

8. The packaging can for mutually matching aluminum parts and plastic parts as claimed in claim 6, wherein: the cross section of the lower chamfer is arc-shaped.

9. The packaging can of claim 1, wherein the packaging can comprises: the outer peripheral surface of the aluminum can is in a shape of a big cone with a small upper part and a big lower part, and the outer surface of the middle part of the top of the aluminum cover is in an upper arch spherical surface shape.

10. The packaging can for aluminum and plastic parts fitted together according to any one of claims 1 to 9, wherein: the lower tip of aluminium lid supports on the first joint convex part.