CN2441763Y - Vacuum fresh-keeping stroage box - Google Patents

Abstract

The utility model discloses a vacuum fresh-keeping storage box, which mainly comprises a box body, a box cover, a sealing ring, and a vacuum gas discharge valve which is composed of a valve seat, a valve rod, a compression spring, a lower valve cavity through hole, a valve plate, a rotary block, a gas discharge hole, a ring capable of lifting and pulling, etc. The utility model has the advantages of simple structure, low cost, firmness, durability, easy use, good fresh-keeping effect, and good storage effect. The utility model be used for storing and fresh keeping for a plurality of articles, and can also be used for metal antioxidation, mildewproof, insect prevention for cereals, clothing, etc.

Description

The vacuum freshness retaining storage box

The utility model relates to a kind of vacuum freshness retaining storage box.

At present, the partial vacuum antistaling box is provided with automatic control device, the structure more complicated, and the cost of manufacture height uses inconvenience, is difficult to be extensive use of more difficult spreading in the general family.Some vacuum fresh-keeping box is relatively simple for structure, but fresh-keeping effect is bad, is difficult to reach the purpose of fresh-retaining preserving.Simultaneously, existing vacuum fresh-keeping box also exists function more single, can only carry out vegetables, fruit etc. fresh-keeping, shortcoming such as field of application is narrower.

The purpose of this utility model is the shortcoming that overcomes above-mentioned prior art, design a kind of simple in structure, good refreshing effect, easy to use, waterproof, moistureproof, mildew-resistant and anti-oxidation, have the storage multiple different article functions the vacuum freshness retaining storage box.

The purpose of this utility model is achieved in that it comprises casing, case lid and seal ring, it is characterized in that also including vacuum gas discharge valve, but above the casing of article-containing, be provided with case lid, case lid and the clasping of casing coupling are combined into the sealed shape container, be provided with seal ring at case lid and casing clasping junction, case lid is provided with vacuum gas discharge valve, the valve seat of vacuum gas discharge valve is fixed on the valve opening place that is provided with on the case lid lid by anchor fitting, the center of going to the bottom of valve seat is provided with and is communicated with the interior valve pocket of valve seat and the lower valve chamber through hole of cabinets cavity, be provided with the valve rod that is same axis with valve pocket in the valve pocket of valve seat, the lower end place of valve rod is fixedly connected with the valve plate that is complementary with the lower valve chamber hole, valve pocket top at valve seat is provided with spin-block, spin-block spins mutually with the spiral shell button of valve seat by the mutual coupling of spin-block periphery wall and the setting of valve seat internal perisporium, in spin-block body place is provided with the connection valve pocket, outer deflation hole, valve rod is extended through the top of spin-block end face from bottom to top through the axle center hole of spin-block, on the valve rod body of rod between spin-block and valve plate, be equipped with compression spring, on the compression spring, the lower end is replaced respectively on the upper face of the bottom surface of spin-block and valve plate, on the body of rod of valve rod top end be provided with can lift ring and valve rod join fixing, end face place on the spin-block be provided with spacing fixing can lift ring and with can lift ring on carry/transfer the corresponding inhibiting device in position.

The utility model is compared with above-mentioned prior art, and its advantage mainly contains:

1, this device is reasonable in design, and is simple in structure, sturdy and durable, cheap, manipulates easy;

2, this device utilizes the vacuum principle to kill the aerobic bacterium, is applicable to the preservation and freshness of fruit, vegetables and various food, can be used for also that metallo-is anti-oxidation, the storages such as mildew-resistant of the mildew-resistant of grain, insect protected and clothing use;

3, this device is fresh-keeping and other performance is all better, and good air tightness, waterproof, moistureproof is arranged, but and withstanding corrosion, acid and alkali-resistance.

The utility model is described in further detail below in conjunction with embodiment shown in the drawings:

Fig. 1 is the structural representation of vacuum freshness retaining storage box;

Fig. 2 is that the vacuum freshness retaining storage box is connected the principle schematic of using with vacuum suction device.

With reference to embodiment shown in Figure 1, this vacuum fresh-retaining preserving case comprises casing 1, case lid 2 and seal ring 3, it is characterized in that: also include vacuum gas discharge valve, vacuum gas discharge valve comprises valve seat 4, anchor fitting 5, lower valve chamber through hole 6, valve plate 7, valve rod 8, compression spring 9, spin-block 10, deflation hole 11, can lift ring 12, wherein, but above the casing 1 of article-containing, be provided with case lid 2, case lid 2 is combined into the sealed shape container with casing 1 coupling clasping, be provided with seal ring 3 in case lid 2 and casing 1 clasping junction, case lid 2 is provided with vacuum gas discharge valve, the valve seat 4 of vacuum gas discharge valve is by being that anchor fitting 5 is fixed on the valve opening place that is provided with on case lid 2 lids with the nut that spins with valve seat 4 coupling spiral shell buttons, the center of going to the bottom of valve seat 4 is provided with and is communicated with the interior valve pocket of valve seat and the lower valve chamber through hole 6 of cabinets cavity, be provided with the valve rod 8 that is same axis with valve pocket in the valve pocket of valve seat 4, the lower end place of valve rod 8 is fixedly connected with the valve plate 7 that is complementary with lower valve chamber through hole 6, valve pocket top at valve seat 4 is provided with spin-block 10, spin-block 10 spins mutually with the spiral shell button of valve seat 4 by the mutual coupling of spin-block 10 periphery walls and valve seat 4 internal perisporium settings, in spin-block 10 block places are provided with the connection valve pocket, outer deflation hole 11, valve rod 8 is extended through the top of spin-block 10 end faces from bottom to top through the axle center hole of spin-block 10, on valve rod 8 bodies of rod of 7 of spin-block 10 and valve plates, be equipped with compression spring 9, on the compression spring 9, the lower end is replaced respectively on the upper face of the bottom surface of spin-block 10 and valve plate 7, on the body of rod of valve rod 8 top end be provided with can lift ring 12 and valve rod 8 join fixing, end face place on the spin-block 10 be provided with spacing fixing can lift ring 12 and with can lift ring 12 on carry/transfer the position corresponding shallow/dark two grooves.

Be provided with locking device 13 in casing 1 and case lid 2 junctions, it is firm that both are connected, and keeps airtight better and convenient transportation.

With reference to Fig. 1, Fig. 2, when using this device storage thing, after the article of required storage place in casing 1, with case lid 2 driving fits cover on casing 1, locking device 13 is locked, can lift portable of 12 usefulness of ring then and be placed in the shallow grooves of end face on the spin-block 10, valve rod 8 upwards makes compression spring 9 compress together with valve plate 7, valve plate 7 lift off a seat down the bottom lower valve chamber through hole 6 and this hole is opened.Bleeding of vacuum suction device can be taken over head this moment is connected and fixed with vacuum exhaust valve union on this device case lid 2, open again vacuum suction device switch valve, extraction valve, can start vacuum pump and bleed, air in the casing 1 enters vacuum gas discharge valve through deflation hole 11 from lower valve chamber through hole 6 again through valve seat 4 inner chambers and takes over a junction with vacuum suction device, enter vacuum suction device tracheae and by the vacuum pump air extraction that casing 1 is interior.Seeing from vacuum indicator that degree of vacuum in the casing 1 reaches closes vacuum pump after the necessary requirement and stops to bleed, off switch valve, extraction valve, dismantling vacuum suction device bleeds and takes over head and vacuum exhaust valve union, can lift ring 12 rapidly and be placed on dark groove location place, valve rod 8 and valve plate 7 are downward, valve plate 7 is covering under the spring force effect of compression spring 9 hermetically on the lower valve chamber through hole 6 that valve seat is gone to the bottom, inside and outside of casing 1 case is airtight not to be communicated with mutually, keep good vacuum state in the casing 1 and make, reach the purpose of the long storage of article.

Claims (2)

1, a kind of vacuum freshness retaining storage box, comprise casing (1), case lid (2) and seal ring (3), it is characterized in that: also include vacuum gas discharge valve, vacuum gas discharge valve comprises valve seat (4), anchor fitting (5), lower valve chamber through hole (6), valve plate (7), valve rod (8), compression spring (9), spin-block (10), deflation hole (11), can lift ring (12), wherein, but the top at the casing (1) of article-containing is provided with case lid (2), case lid (2) is combined into the sealed shape container with the clasping of casing (1) coupling, be provided with seal ring (3) in case lid (2) and casing (1) clasping junction, case lid (2) is provided with vacuum gas discharge valve, the valve seat of vacuum gas discharge valve (4) is fixed on the valve opening place that is provided with on case lid (2) lid by anchor fitting (5), the center of going to the bottom of valve seat (4) is provided with and is communicated with the interior valve pocket of valve seat and the lower valve chamber through hole (6) of cabinets cavity, be provided with the valve rod (8) that is same axis with valve pocket in the valve pocket of valve seat (4), the lower end place of valve rod (8) is fixedly connected with the valve plate (7) that is complementary with lower valve chamber through hole (6), be provided with spin-block (10) on the valve pocket top of valve seat (4), spin-block (10) spins mutually with the spiral shell button of valve seat (4) by the mutual coupling of spin-block (10) periphery wall and valve seat (4) internal perisporium setting, in spin-block (10) block place is provided with the connection valve pocket, outer deflation hole (11), valve rod (8) is extended through the top of spin-block (10) end face from bottom to top through the axle center hole of spin-block (10), on valve rod (8) body of rod between spin-block (10) and valve plate (7), be equipped with compression spring (9), on the compression spring (9), the lower end is replaced respectively on the upper face of the bottom surface of spin-block (10) and valve plate (7), on the body of rod of valve rod (8) top end be provided with can lift ring (12) and valve rod (8) join fixing, the last end face place of spin-block (10) be provided with spacing fix can lift ring (12) and with can lift ring (12) on carry/transfer the corresponding inhibiting device in position.

2, vacuum freshness retaining storage box according to claim 1 is characterized by: be provided with locking device (13) in casing (1) and case lid (2) junction.