CN2473138Y

CN2473138Y - Sealing device for material holder barrel

Info

Publication number: CN2473138Y
Application number: CN 01200702
Authority: CN
Inventors: 林景义
Original assignee: LINDESHENG CAN MANUFACTURING MACHINERY Co Ltd
Current assignee: LINDESHENG CAN MANUFACTURING MACHINERY Co Ltd
Priority date: 2001-01-09
Filing date: 2001-01-09
Publication date: 2002-01-23
Anticipated expiration: 2011-01-09

Abstract

The utility model relates to a capper used for a containing barrel, wherein, a mouth of the barrel on the upper part of the barrel body is a rolling edge of the barrel mouth directly formed by extending the barrel body, and the barrel body has a barrel body ring groove next to the barrel mouth of the barrel; an expended resisting edge is arranged on the barrel cover, while the cover body of the barrel has a cover body ring groove that is corresponding to the barrel body ring groove; an elastic soft object is injected into the concave part of the resisting edge corresponding to the edge of the barrel mouth; the barrel cover covers on the barrel mouth and the elastic soft object is pressed closely on the rolling edge of the barrel mouth, while the barrel body ring groove is locked with the cover body ring groove, thus can save the material and lower the cost. The containing barrel is covered closely due to air seal and is not easy to release off.

Description

The closing device of tolerant bucket

The utility model relates to a kind of tolerant bucket, particularly a kind of closing device of tolerant bucket.

The closing device of the liquid tolerant bucket that the habit formula is common, as Figure 1A, shown in Figure 1B, all can use same middle cover c to cover for ease of various different side's bucket or drum, so equal first last ring cowling b in its ladle body a manufacturings in conjunction with a tool mesopore round mouth b1 in the top, and for middle cover c and mesopore round mouth b1 can closely be covered, then establish straight reaching in its position that covers and go up the recessed flanging b2 of ring cowling U type to the right mutually protruding flanging c2 of middle cover U type, it is clamp-oned mutually and increases bonded area but make when covering mutually mat, middle cover c closely is covered on the mesopore round mouth b1, and can improves the phenomenon that simple round mouth capping is easy to upspring.But its structure design still has following shortcoming and remains to be improved:

1. need add on its ladle body go up together ring cowling can corresponding combination with middle cover, so whole staving need be made up of four-piece type, not only take and expect and also complexity of machining clearance that cost is higher.

2. be to adopt directly because of the protruding flanging c2 of middle cover U type cooperates with the recessed flanging b2 of last ring cowling U type of mesopore round mouth, press in regular meeting caused because of the staving content is rocked by temperature traverse or transportation when used on the historical facts or anecdotes border to increase to cause the situation of overflowing and produce to formula.

3. because of this tolerant bucket need add ring cowling, thus its staving production or when not loading content can only pile height in regular turn and deposit, can't intussusception, it is bigger to take up room, thereby has increased cost of transportation.

Its middle cover with can produce intermediate projections after last ring cowling combines, and both all unfavorable stavings stack, and easily produce the situation of toppling over.

5. this tolerant bucket seals the effect that is difficult to reach real airtight involution.

The purpose of this utility model is to establish the closing device that a kind of tolerant bucket is provided, can reduce production costs, tolerant bucket is covered by close and firm, airtight effect is good and engage respond well, can reduce material and topple over the danger of leakage, this tolerant bucket in produce and be easy to when not using intussusception put take up space few, thereby can reduce traffic cost.

In order to achieve the above object, the utility model provides a kind of closing device of tolerant bucket, comprises at the bottom of a staving, a bung and one barrel, it is characterized in that:

This staving, the bung of its top is directly to extend to form mouth edge reeling by the ladle body outer wall, this ladle body is provided with the ladle body annular groove of convex or concave near the bung place;

This bung, its top tool one enlarges supports edge, and the lid body of this bung is provided with the lid body annular groove with the cooresponding concave or convex of this ladle body annular groove, should support edge with respect to injecting the elastomeric flexible body in the folding recess of mouth edge reeling;

This bung is covered on bung, and the elastomeric flexible body of this edge supported part is pressed on the mouth edge reeling, and this ladle body annular groove fastens with lid body annular groove.

The closing device of described tolerant bucket, it is characterized in that: the outer wall of this staving can be provided with carries ear, carries the ear below and is provided with a circle bulge loop.

The closing device of described tolerant bucket, it is characterized in that: external diameter can cover the internal diameter of body less than bung at the bottom of this barrel.

The closing device of described tolerant bucket is characterized in that: this staving also can be the straight bucket of equal diameters about in the of.

It is as follows to conclude the tolerant bucket of the utility model and habit formula advantage relatively:

1. this tolerant bucket adopts the design of two-piece type, can make manufacturing cost save more than 20%.

2. this tolerant bucket bottom can be goed deep in the bung when piling up, thus be subjected to good spacing, so it is very steady to gather into folds, can landing and attractive in appearance neat, also be not afraid of that producing slides and drop or cause barrel at the bottom of break with the rim roll attrition, reduce the loss in transporting.

3. can be airtight after bung covers and be subjected to good laterally engaging, can reach really to cover and closely be difficult for the effect that gets loose, make the inner filling thing when pressure change, bung also can not break away from easily and causes damage and clear up trouble.

4. staving production reaches when not using, and can not occupy in mutual nestable saving space, can reduce the working expenses of empty bucket 60%.

In sum, the utility model reaches the reduction manufacturing cost really, increase staving and seal tight ness rating, make to pile up steadily conveniently to transport to deposit and reduce the loss, and convenient empty casing stacks the purpose of putting, have the practical function that can save the space and reduce cost of transportation, incomparable by commonly using staving, tool progressive and economic benefit.

This case applicant makes sample according to above-mentioned feature, and through test again and again, the result proves that use structure of the present utility model is simple and practical really, and effect is distinguished.

For enabling further to understand structure composition of the present utility model, characteristics and effect etc., lift the utility model preferred embodiment now, and cooperate graphic being described as follows:

Brief description of drawings:

Figure 1A: for practising the planar view of formula staving enclosuring structure;

Figure 1B: be the partial enlarged drawing of Figure 1A;

Fig. 2 A: be the decomposition plan sketch of staving and the bung of the utility model one embodiment;

Fig. 2 B, Fig. 2 C: be the partial enlarged drawing of Fig. 2 A;

Fig. 3 A: be the combination scheme drawing of the utility model the foregoing description;

Fig. 3 B: be the partial enlarged drawing of Fig. 3 A;

Fig. 4 A: be the scheme drawing of the straight bucket of another embodiment of the utility model;

Fig. 4 B: be the partial enlarged drawing of Fig. 4 A;

Fig. 5 A: be the scheme drawing of another embodiment of the utility model;

Fig. 5 B: be the partial enlarged drawing of Fig. 5 A;

Fig. 6 A: be the stacked scheme drawing of depositing behind the utility model filling content;

Fig. 6 B: be the partial enlarged drawing of Fig. 6 A;

Fig. 7: staving piles up the scheme drawing of depositing during for the empty bucket of the utility model.

Shown in Fig. 2 A to Fig. 5 B, the closing device of tolerant bucket of the present utility model comprises at the bottom of the staving 1, a bung 2, one barrel 13, wherein:

One staving 1, the bung 11 of its top is directly to be extended to form by ladle body 12 outer walls, bung 11 outwards forms mouth edge reeling 111, and is provided with the ladle body annular groove 31 of convex or concave in the madial wall of bung 11.

One bung 2, its top tool one enlarges supports edge 21, be provided with lid body annular groove 32 with ladle body annular groove 31 cooresponding concave or convexs in lid body 22 outer walls, form mutually with lid body annular groove 32 by ladle body annular groove 31 and to engage, it supports in the folding recess 211 of edge 21 with respect to mouth edge reeling 111 and injects elastomeric flexible body 23, this bung 2 is covered on bung 11, and the elastomeric flexible body 23 that should support edge 21 places is pressed on the mouth edge reeling 111, makes that cover can be airtight.

In addition, can be provided with in its barrel side and to carry ear 4, carry ear 4 belows and be provided with a circle bulge loop 41, can bulge loop 41 when so making staving 1 intussusception spacing mutually, and the unlikely tension deeply that was inserted in still is easy to pull up separation, as shown in Figure 7 on taking, the staving made aborning 1 and intussusception in regular turn when not loading are so deposit than tolerant barrel of saving of habit formula space.

Shown in Fig. 3 A to Fig. 5 B, the closing device of tolerant bucket of the present utility model only needs to use former ladle body 12 during fabrication and bung 2 two-piece types can be reached, so on producing, can simplify manufacturing process and reduce man-hour, with the saving in material cost-cutting, during use after bung 2 covers, injecting elastomeric flexible body 23 closely is covered on the mouth edge reeling 111, cooperate the laterally engaging mutually of whole circle of ladle body annular groove 31 and lid body annular groove 32 again, really closely be difficult for the effect that gets loose and can reach, even make the inner filling thing when being subjected to temperature change or rocking pressure, bung 2 also can not break away from easily and cause the trouble of deadweight loss and accumulating cleaning.

Staving 1 of the present utility model can be set as the cylindrical straight bucket of equal diameters up and down, shown in Fig. 4 A, Fig. 5 A, also can be set as cylindrical-conical staving 1, shown in Fig. 6 A, Fig. 6 B, 13 reduced diameter at the bottom of the bucket to the internal diameter less than bung 2 lid bodies 22, are so then made its finished product easier piling up in storage and transport process, and the bucket end 13 of each staving 1, all can deeply be included in the bung 2 really, because lid body 22 is suitably highly spacing, thereby the stability of guaranteeing to pile up is to improve for the holding capacity of rocking suddenly.

Claims

1, a kind of closing device of tolerant bucket comprises at the bottom of a staving, a bung and one barrel, it is characterized in that:

2, the closing device of tolerant bucket according to claim 1, it is characterized in that: the outer wall of this staving is provided with carries ear, carries the ear below and is provided with a circle bulge loop.

3, the closing device of tolerant bucket according to claim 1 is characterized in that: external diameter is less than the internal diameter of bung lid body at the bottom of this barrel.

4, the closing device of tolerant bucket according to claim 1 is characterized in that: this staving is the straight bucket of equal diameters about in the of.