CN2241120Y - Vacuum freshness-retaining insulation box - Google Patents
Vacuum freshness-retaining insulation box Download PDFInfo
- Publication number
- CN2241120Y CN2241120Y CN 95246766 CN95246766U CN2241120Y CN 2241120 Y CN2241120 Y CN 2241120Y CN 95246766 CN95246766 CN 95246766 CN 95246766 U CN95246766 U CN 95246766U CN 2241120 Y CN2241120 Y CN 2241120Y
- Authority
- CN
- China
- Prior art keywords
- box body
- valve plate
- box
- incubation chamber
- lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a vacuum fresh-keeping heat-insulating box, comprising a box body which is composed of an inner container and an outer case which are sheathed and welded, a box cover which is composed of the outer case of the box cover which is suitable to the outer wall of an opening at the upper part of the box body and a heat-insulating hood which is suitable to the inner wall of the opening of the box body, and a box bottom part which is fixedly arranged on the lower part of the box body. A notch which is provided with a circular hole and a valve sealing ring is arranged at the middle part of the outer case of the box cover. Evacuating equipment which is suitable to the circular hole and is dovetailed with the valve sealing ring is arranged inside the notch. The vacuum fresh-keeping heat-insulating box which has the advantages of reasonable structure and good heat-insulating and fresh-keeping effects is also suitable for containing various foods or articles that need refrigerating and keeping fresh.
Description
The utility model relates to the daily living article field, relates in particular to a kind of vacuum freshness retaining incubation chamber.
Incubation chamber commonly used at present has several, and the principle of the existing thermal bottle of the utilization that has is incubated the food in the incubation chamber; Have at the incubation chamber built-in heater, reach the insulation purpose with heating; What have adorns heat storage material in incubation chamber, make insulation reach the long time; The employing stainless steel material that has is made two courages, to reach the insulation purpose.More than all kinds of incubation chamber the function of insulation only is provided, all do not have fresh-keeping function.
The purpose of this utility model provides a kind of improved vacuum freshness retaining incubation chamber, and it can not only be incubated effectively and can reach the fresh-keeping effect of actv..
The purpose of this utility model is achieved in that a kind of vacuum freshness retaining incubation chamber, comprising: box body, and this box body is nested by inner bag and the double-deck box courage of shell and is welded to form on top, and its top has opening, is provided with outside thread on the upper opening outer wall; Lid, this lid by with the suitable lid shell of box body upper opening outer wall and with box body upper opening inwall suitable and heat protection screen that its central authorities are provided with a pore form; And the box bottom that is fixedly installed on the box body bottom; On described box case bottom outer wall, be provided with a vacuum seal flap (14); Be provided with one to the recess that sinks at described lid outer surface of outer cover middle part, be provided with a circular hole in these recess central authorities, be provided with a valve sealing ring around this circular hole, in described recess, be provided with one with the lid shell on the suitable and air extractor that match with valve sealing ring of circular hole; The face seal form that described air extractor can be made up of disc valve plate and cylindrical spool, also the ball conical surface seal form that can form by semicircle seal closure and ball taper valve plate.
The utility model is welded to form owing to box body is nested by inner bag and shell, and forms a vacuum interlayer between inner bag and shell, makes heat insulation effect and temperature retention time reach desirable requirement; And because air extractor is set on lid, make to keep vacuum state in the box, article reach fresh-keeping effect in the box thereby make.
Describe preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing, other purpose and advantage therefrom also of the present utility model as can be seen.
Fig. 1 is the structural representation of the face seal form air extractor of an embodiment of the utility model vacuum freshness retaining incubation chamber.
Fig. 2 is the structural representation of the ball conical surface seal form air extractor of another embodiment of the utility model vacuum freshness retaining incubation chamber.
Referring to Fig. 1, wherein 1 is box body, this box body 1 is nested by inner bag 11 and shell 12 double-deck box courages and forms, inner bag 11 and shell 12 are made by metallic material, in the utility model, adopt stainless steel material to make inner bag 11 and shell 12, inner bag 11 and shell 12 are at the box body 1 that is welded to form suitable for reading, the outer wall of box body 1 upper opening is provided with outside thread, form an interlayer 13 between inner bag 11 and the shell 12, on the bottom outer wall of shell 12, be provided with a vacuum seal flap 14, in box body 1, can shelve vessel 15, also can not put vessel 15, directly splendid attire refrigeration or fresh-keeping foodstuff or article.The top of box body 1 is the lid 2 that matches with box body 1, this lid 2 is made up of lid shell 21 and the heat protection screen 22 that is shelved in the lid shell 21, the inwall of described lid shell 21 is provided with the negative thread that matches with outside thread on the box body 1 upper opening outer wall, described heat protection screen 22 is suitable with the inwall of box body 1 upper opening, be provided with a pore (not shown) at heat protection screen 22 middle parts, a lid seal ring (not shown) that matches with box body 1 upper opening is set around the end in described lid shell 21.Be provided with one to the recess 211 that sinks at lid shell 21 outside faces middle part, in recess 211 central authorities one circular hole 212 is set, around circular hole 212, be provided with a valve sealing ring 213, in described recess 211, be provided with one with lid shell 21 on the suitable and air extractor 3 that match with valve sealing ring 213 of circular hole 212.The top of described air extractor 3 is disc valve plates (31), and a salient point 311 is set on this valve plate 31; The bottom of described air extractor 3 be one with the circular hole 212 of lid shell 21 suitable and with the perpendicular cylindrical spool 32 of valve plate 31, captive joint with valve plate 31 in the upper end of this spool 32; Be provided with an air bleed hole 33 in described disc valve plate (31) and cylindrical spool (32) central authorities, a bleeding device (not shown) of being made up of aie escape valve, spring, button is set in this air bleed hole 33.Fixedly install a box base 4 in the bottom of box body 1.Being provided with braces fixed cover 51 on described box body 1 top, being provided with braces hole 52 in the both sides of described box base 4, captives joint with the braces hole 52 on the box base 4 with the braces fixed cover 51 on box body 1 top in the two ends of braces 5.
Referring to Fig. 2, this is that another embodiment of the utility model vacuum crisper is the structural representation of ball conical surface seal form air extractor, wherein 2 is lids, the 21st, the lid shell, be provided with one to the recess 211 that sinks at lid shell 21 middle parts, one circular hole 212 is set in recess 211, around circular hole 212, is provided with a valve plate seal ring 213, the air extractor 3 of a ball conical surface seal form is set in described recess 211.Air extractor 3 its tops of described ball conical surface form are half circular seal covers 34, in sealing cover 34 central authorities one air bleed hole (not shown) is set, be a ball taper valve plate 35 below described seal closure, between described semicircle seal closure and ball taper valve plate 35, a guide rod 36 be set; Captive joint with ball taper valve plate 35 in described guide rod 36 its lower ends, its upper end is arranged in the air bleed hole (not shown) of semicircle seal closure, flexibly connects with the sealing cover thus.
Vacuum freshness retaining incubation chamber of the present utility model is to make like this, inner bag 11 and shell 12 are nested, at the box body 1 that is welded to form suitable for reading, at vacuum seal flap 14 places, shell 12 bottom the interlayer 13 between inner bag 11 and the shell 12 is vacuumized then, cover vacuum seal flap 14 immediately after exhausting vacuum.Fixedly mount a box base 4 in box body 1 bottom then, put braces fixed cover 51, with braces 5 and braces fixed cover 51, braces hole 52 captive joints on box body 1 top.In the recess 211 of lid 2 shells 21, air extractor 3 is set, will installs the spool 32 of bleeding device or ball taper valve plate 35 inserts in the circular hole 212 of recesses 211, again lid 2 is covered on box body 1 after putting heat protection screen 22.
When using the utility model vacuum freshness retaining incubation chamber, food or other article are rested in the box body 1, cover lid 2, then on air extraction hood 3 with pump bowl with the air extraction in the box body 1, air in the box body 1 outwards releases by the circular hole 212 on the pore on the heat protection screen 22, the lid 2, until air extraction, reach vacuum state in the box body 1, the valve plate 31 of air extractor 3 is moved down with ball taper valve plate 35, and match and fully adhesive with valve sealing ring 213 on the recess 211, box body 1 outer air can not entered in the box body 1.When food in will taking out box body 1 or article, make a movement with guide rod 36 plates of hand on salient point 311 or seal closure 34 on air extractor 3 valve plates 31, box body 1 outer air just enters in the box body 1, and lid 2 just can rotate and raise, and can take out food or article in the box body 1.
The utility model is a vacuum state because of the interlayer between inner bag and the shell, and therefore, heat-insulating property is good; Because air extractor is set on lid, make also to reach vacuum state in the box body, the utlity model has good preservation thereby make; Because the lid seal ring is set, valve sealing ring is set, in recess so make insulation, fresh-keeping effect height because of good seal performance in lid; Owing to can place various food, article by shelving each vessel in the box body, also can directly place food, article, and be applicable to that scientific research, drug delivery health etc. need other chilled goods and fresh-keeping article of splendid attire, therefore of many uses, very practical.
Claims (7)
1. vacuum freshness retaining incubation chamber comprises:
Box body (1) is nested and is welded to form on top by inner bag (11) and the double-deck box courage of shell (12), and its top has opening, is provided with outside thread on the upper opening outer wall;
Lid (2), by with the suitable lid shell (21) of box body (1) upper opening outer wall and with box body (1) upper opening inwall suitable and heat protection screen (22) that its central authorities are provided with a pore form;
Be fixedly installed on the box base (4) of box body (1) bottom;
It is characterized in that,
On described box body (1) shell (21) bottom outer wall, be provided with a vacuum seal flap (14);
Be provided with one to the recess that sinks into (211) at described lid shell (21) outside face middle part, central authorities are provided with a circular hole (212) at recess (211), be provided with a valve sealing ring all around at circular hole (212), in described recess (211), be provided with one with lid shell (21) on the suitable and air extractor (3) that match with valve sealing ring of circular hole (212).
2. vacuum freshness retaining incubation chamber as claimed in claim 1, it is characterized in that, its top of described air extractor (3) is a disc valve plate (31), one salient point (311) is set on valve plate (31), its underpart be one with the circular hole (212) of lid shell (21) suitable and with the perpendicular cylinder spool (32) of valve plate (31), captive joint with valve plate (31) in described spool (32) tool upper end.
3. vacuum freshness retaining incubation chamber as claimed in claim 1 or 2, it is characterized in that, be provided with an air bleed hole (33) at described disc valve plate (31) and cylindrical spool (32) central authorities, a bleeding device of being made up of aie escape valve, spring, button is set in this air bleed hole (33).
4. vacuum freshness retaining incubation chamber as claimed in claim 1, it is characterized in that, its top of described air extractor (3) is half circular seal cover (34), central authorities are provided with a circular hole at sealing cover (34), be a ball taper valve plate (35) below described seal closure (34), what be provided with between described seal closure (34) and ball taper valve plate (35) is a guide rod (36).
5. as claim 1 or 4 described vacuum freshness retaining incubation chamber, it is characterized in that, captive joint with ball taper valve plate (15) in its lower end of described guide rod (36), its upper end is arranged in the air bleed hole of semicircle seal closure (34) and with sealing cover (34) and flexibly connects.
6. vacuum freshness retaining incubation chamber as claimed in claim 1 is characterized in that, a lid seal ring that matches with box body (1) upper opening is set in described lid shell (21) at the end.
7. vacuum freshness retaining incubation chamber as claimed in claim 1, it is characterized in that, be provided with braces fixed cover (51) on described box body (1) top, being provided with braces hole (52) in the both sides of described box base (4), captives joint with the braces hole (52) on the box base (4) with the braces fixed cover (51) on box body 1 top in the two ends of braces (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95246766 CN2241120Y (en) | 1995-12-28 | 1995-12-28 | Vacuum freshness-retaining insulation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95246766 CN2241120Y (en) | 1995-12-28 | 1995-12-28 | Vacuum freshness-retaining insulation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2241120Y true CN2241120Y (en) | 1996-11-27 |
Family
ID=33886293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95246766 Expired - Fee Related CN2241120Y (en) | 1995-12-28 | 1995-12-28 | Vacuum freshness-retaining insulation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2241120Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102302329A (en) * | 2011-09-14 | 2012-01-04 | 鹅妈妈教育咨询（上海）有限公司 | Thermal insulation device and inner container thereof |
-
1995
- 1995-12-28 CN CN 95246766 patent/CN2241120Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102302329A (en) * | 2011-09-14 | 2012-01-04 | 鹅妈妈教育咨询（上海）有限公司 | Thermal insulation device and inner container thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |