CN2851159Y

CN2851159Y - Vacuum food freshness-retaining tank

Info

Publication number: CN2851159Y
Application number: CN 200520116666
Authority: CN
Inventors: 高国章
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-11-24
Filing date: 2005-11-24
Publication date: 2006-12-27
Anticipated expiration: 2015-11-24

Abstract

The utility model relates to a fresh-retaining tank for vacuum food, which comprises a tank body and a tank cover which are mutually connected. A combination surface of the tank body and the tank cover is provided with a sealing ring; a through hole is arranged in an inward concave cavity of the tank cover; a position on the tank cover, which is corresponding to the through hole, is hinged with a turning cover of which the interior is buckled with a stop cover. The utility model is characterized in that the outer side of the through hole is upwards extended with a flange, and a cavity communicated with the through hole is formed in the flange; the interior of the cavity is provided with a lifting valve core which is matched and sealed with the through hole; a flange opening is connected and fixed with a fixed cover which can be threaded by the upper end of the lifting valve core, and the lifting valve core is limited in the cavity in the flange; the utility model is additionally matched with an air pumping cylinder of which an air pumping opening is matched with the flange opening. The utility model has the advantages of good sealing performance, long service life, convenient operation, etc. and is particularly suitable for the fresh retaining of the food.

Description

Fresh-keeping jar of vacuum food

Technical field

The utility model relates to fresh-keeping jar of a kind of vacuum food.

Background technology

In daily life, no matter go out to carry food or family's store food, do not reach fresh-keeping purpose in order not make food spoilage, people need use crisper.For this reason, the someone has designed the squash type vacuum crisper that need not just can vacuumize by extra air extractor.Disclose a kind of " hand vacuum crisper " as Chinese patent 96206090.9, formed, the intake and exhaust control setup has been installed on lid, and can sends the sound of " pouncing on ", prompting inlet and outlet situation by box body, lid, seal ring.Just like Chinese patent 97241858.X a kind of " vacuum crisper " disclosed again, by box body, lid, seal ring, stop pad, renovate, stop lid etc. forms.It makes exhaust formation vacuum in the box body manually gently to press lid, makes the stop pad close sealing by bar pressure then, reaches the vacuum freshness retaining purpose.The above crisper has all been realized and need not just can have been vacuumized the purpose that reaches fresh-keeping by extra air extractor, but still the part that comes with some shortcomings.Such as: these crispers also are snapped with the wheel rim of a flexibility on bulge loop, its sealing is fitted tightly and is finished by packing seal, wheel rim and bulge loop three, because of the deformable assembly has two, the institute think finish the sealing needed deformation quantity bigger, this with regard to easily owing to the inhomogeneous sealing property that causes of deformation is not good, especially all the more so after use a period of time; Moreover the structure more complicated is unfavorable for production and assembly; In addition, can not use air extractor to vacuumize, degree of vacuum is lower, and the vacuum freshness retaining time is just short, is to have adopted the box body design at last, and people are uncomfortable to be used for preserving food such as coffee, tealeaves, milk powder, needs us to do further improvement.

Summary of the invention

Technical problem to be solved in the utility model is to provide the vacuum food that a kind of sealing property is better, result of use is better, rational in infrastructure fresh-keeping jar at above-mentioned prior art present situation.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: fresh-keeping jar of a kind of vacuum food, it includes interconnective tank body and cover, on the faying face of tank body and cover, be provided with seal ring, have through hole in the indent cavity of cover, be hinged with corresponding to this through hole on the cover and renovate, be snapped with the stop lid in renovating, it is characterized in that being extended with flange on the described through hole lateral, form the cavity that is communicated with through hole in the flange, the lifting spool is housed in the cavity, lifting spool and through hole carry out fitted seal, flange openings is fixedly connected with the fixed cap that allows lifting spool upper end pass, in the spacing cavity in flange of lifting spool, other is furnished with pump bowl, and the bleeding point of pump bowl cooperates with flange openings.

Useful is, above-mentioned lifting spool adopts flexible sealing material to make, the lower end forms bulge loop, the following sealing position of bulge loop is semisphere or cone shape, and match with through hole, be that sealing position and lifting spool adopt silastic material to be made of one structure like this, simplify production technology, the convenient manufacturing.

Useful is, is with rigid liner on the bulge loop of above-mentioned lifting spool, and it has promptly improved sealing property, can avoid the lifting spool to be pulled out easily simultaneously, and result of use is good, and is simple in structure.

Useful is, above-mentioned fixed cap be connected with flange openings adopt flush fit to connect or glue bonding, be convenient to manufacture.

What be highly profitable is that above-mentioned flange openings can be removed the bleeding point of socket connection pump bowl, and the customer can also be vacuumized by pump bowl, improves the degree of vacuum in the fresh-keeping jar of vacuum food, prolongs fresh keeping time greatly, more practicability and effectiveness.

Useful is, above-mentioned pump bowl structure is the cylindrical shell that has bleeding point and air gate, the piston of cooperation is housed in the cylindrical shell, mold groove on the periphery of piston bulge loop, the liner spring washer, piston is connected with the handle of cylindrical shell outside, and bleeding point is socketed with adapter sleeve, it is simple and practical, and is with low cost.

Useful is, the outer circumference surface of above-mentioned stop lid is provided with plural at least elasticity button pin, accordingly, be evenly distributed with the side opening of cooperation at the wall surface of the hole of renovating, make the stop lid and renovate snapping, moulding is distributed with time scale on the circumference of stop lid, accordingly, on renovating, mold arrow, be convenient to indication and use.

At last, the above-mentioned height of renovating is consistent with cavity, makes renovating under the state of turning down, and is concordant with the cover surface, makes the food fresh keeping jar smooth attractive in appearance.Connection between described tank body and the cover is adopted and is threaded or socket connection.

Compared with prior art, the utlity model has following advantage: sealing is cooperated with through hole by the lifting spool and realizes, and is simple in structure, good seal performance, and long service life; Food fresh keeping jar and pump bowl are used, and gas clean-up prolongs fresh keeping time greatly, and is very practical; The integral structure advantages of simple, assembling is produced easily, and cost is moderate, adopts the tank body design, can be widely used in fresh-keeping use on the food such as coffee, tealeaves, milk powder.

Description of drawings

Fig. 1 is one of fresh-keeping jar of scheme drawing of the vacuum food of the utility model embodiment;

Fig. 2 is two of a fresh-keeping jar of scheme drawing of the vacuum food of the utility model embodiment;

Fig. 3 is fresh-keeping jar of perspective exploded view of the vacuum food of the utility model embodiment;

Fig. 4 is the local structure figure of food fresh keeping jar;

Fig. 5 is pump bowl and the tank connected structural representation of food fresh keeping;

Fig. 6 is the structure cutaway view of pump bowl among Fig. 5.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As Fig. 1～shown in Figure 6, be a preferred embodiment of the present utility model.As Fig. 1, shown in Figure 2, the fresh-keeping jar of the vacuum food of present embodiment includes interconnective tank body 2 and cover 1, connection between tank body 2 and the cover 1 can be adopted and be threaded or socket connection, tank body 2 is provided with seal ring with the faying face of cover 1, seal ring fixedly be the vacuum food box or jar in the conventional art means, one indent cavity 5 is arranged on the described cover 1, form through hole 8 on 5 of the cavitys, also be provided with in the indent cavity 5 of cover 1 with its pivotally attached can open and renovate 4, renovate 4 middle part and have the hole, be snapped with stop lid 6 in the hole, stop behind snapping lid 6 with renovate 4 remain basically stable concordant, be evenly equipped with the elasticity button 12 that two tools eject tendency laterally on the external cylindrical surface of stop lid 6, referring to Fig. 3,4, be evenly equipped with 32 side openings 13 adaptive and renovate on 4 the hole wall with described elasticity button; Also be provided with a circle and corresponding time scale of described side opening or date stamp on the panel of stop lid 6, renovate 4 and be provided with and corresponding cue mark of date stamp or arrow, see Fig. 2, these are conventional technology.

Shown in Fig. 1,4, described through hole 8 position is extended with a loop flange 23 on the lateral, form the cavity 24 that is communicated with through hole in the flange 23, cavity is equipped with a lifting spool 7 for 24 li, lifting spool 7 carries out fitted seal with through hole 8, and flange openings 3 is fixedly connected with fixed cap 9, and lifting spool 7 is spacing in the cavity 24 of flange, perforate in the middle of the fixed cap 9 allows lifting spool 7 upper ends pass simultaneously.Lifting spool 7 lower ends form bulge loop 10, the following sealing position of bulge loop is semisphere or cone shape, and match with through hole 8, whole lifting spool 7 is to adopt flexible sealing material such as silaatic to make, sealing position and lifting spool adopt silastic material to be made of one structure like this, to simplify production technology, are with rigid liner 26 on the bulge loop 10, improve sealing property, and play certain lifting spool that prevents and transfer to effect.Can certainly be another kind of structure design, bulge loop 10 be nested with rubber seal with the lower part, and the sealing position of sealing member is semisphere, and matches with through hole.Fixed cap 9 be connected with flange openings 3 can adopt flush fit to connect or glue bonding, see Fig. 4.

Very important improvement is, this vacuum food can be equipped with a pump bowl 14 for fresh-keeping jar, makes the flange openings 3 of fresh-keeping jar of vacuum food can remove the bleeding point 15 of socket connection pump bowl 14.Pump bowl adopts easy structure, it has a cylindrical shell 16 that has bleeding point 15 and an air gate 21, the piston 17 of cooperation is housed in the cylindrical shell 16, mold groove 18 on the periphery of piston bulge loop, liner spring washer 19, piston 17 is connected with the handle 20 of cylindrical shell outside, the port of cylindrical shell 16 is connected with cutting ferrule 22, spacing the bleeding point of cylindrical shell can also be socketed with adapter sleeve 25 16 li of cylindrical shells with piston 17, conveniently to bleed.Like this, can vacuumize for fresh-keeping jar vacuum food, improve a jar interior degree of vacuum, prolong fresh keeping time greatly by pump bowl 14.

The utility model is mainly used in food fresh keeping, thereby its material employing non-toxic plastic making, and requires material heatproof amplitude big, and the heatproof amplitude is preferably in-40 ℃～140 ℃, can cooperate refrigerator, micro-wave oven to use like this.

When need are made vacuum freshness retaining, required fresh-keeping thing is put into tank body 2, cover cover 1 and fastening, rotation stop lid 6, make date stamp identical on the stop lid 6 aim at the cue mark of renovating on 4, can no matter renovate 4 and whether open directly with the air in the pump bowl 14 vacuum food preserving jars then with the date on the same day, with 25 pairs of needle lifting spools 7 of adapter sleeve of pump bowl 14 and push down flange openings 3, just can bleed.Vacuumize finish after, the upper surface that makes lifting spool 7 be close to through hole 8 in the flange owing to bar pressure seals, this moment cover 1 be not easy to open.When in edible jar of the need during food, as long as, lifting spool 7 is risen, break away from sealing station with hand-lifting lifting spool 7, ambient atmosphere so and enter in the jar, open cover 1 again and get final product.

In the time of need understanding the fresh-keeping situation of jar interior food at ordinary times, can check date stamp and how long understood food preservation.

Claims

1, fresh-keeping jar of a kind of vacuum food, it includes interconnective tank body and cover, on the faying face of tank body and cover, be provided with seal ring, have through hole in the indent cavity of cover, be hinged with corresponding to this through hole on the cover and renovate, be snapped with the stop lid in renovating, it is characterized in that being extended with flange on the described through hole lateral, form the cavity that is communicated with through hole in the flange, the lifting spool is housed in the cavity, lifting spool and through hole carry out fitted seal, flange openings is fixedly connected with the fixed cap that allows lifting spool upper end pass, in the spacing cavity in flange of lifting spool, other is furnished with pump bowl, and the bleeding point of pump bowl cooperates with flange openings.

2, vacuum food according to claim 1 is fresh-keeping jar, it is characterized in that described lifting spool adopts flexible sealing material to make, and the lower end forms bulge loop, and the following sealing position of bulge loop is semisphere or cone shape, and matches with through hole.

3, vacuum food according to claim 2 is fresh-keeping jar, it is characterized in that being with rigid liner on the bulge loop of described lifting spool.

4,, it is characterized in that described fixed cap is connected the connection of employing flush fit with flange openings or glue is bonding according to claim 1 or the fresh-keeping jar of 2 or 3 described vacuum foods.

5, according to claim 1 or the fresh-keeping jar of 2 or 3 described vacuum foods, it is characterized in that described pump bowl structure is the cylindrical shell that has bleeding point and air gate, the piston of cooperation is housed in the cylindrical shell, the periphery of piston bulge loop molds groove, the liner spring washer, piston is connected with the handle of cylindrical shell outside.

6, according to claim 1 or the fresh-keeping jar of 2 or 3 described vacuum foods, the outer circumference surface that it is characterized in that described stop lid is provided with plural at least elasticity button pin, accordingly, be evenly distributed with the side opening of cooperation at the wall surface of the hole of renovating, make the stop lid and renovate snapping, moulding is distributed with time scale on the circumference of stop lid, accordingly, molds arrow on renovating.

7, according to claim 1 or the fresh-keeping jar of 2 or 3 described vacuum foods, it is characterized in that the described height of renovating is consistent with cavity, make renovating under the state of turning down, concordant with the cover surface.

8,, it is characterized in that the connection employing between described tank body and the cover is threaded or socket connection according to claim 1 or the fresh-keeping jar of 2 or 3 described vacuum foods.