CN107187743B

CN107187743B - Intelligent vacuum storage preservation box

Info

Publication number: CN107187743B
Application number: CN201710422987.XA
Authority: CN
Inventors: 苏鑫
Original assignee: Dongguan Sinome Household Products Co ltd
Current assignee: Dongguan Sinome Household Products Co ltd
Priority date: 2017-06-07
Filing date: 2017-06-07
Publication date: 2020-12-04
Anticipated expiration: 2037-06-07
Also published as: CN107187743A

Abstract

The invention discloses an intelligent vacuum storage preservation box, which comprises a box cover and a box body, wherein the box cover and the box body are combined to form a sealed space; the box cover is of an inner cover and an outer cover structure, and is provided with a through hole at the center and an air release device; the outer cover is provided with an accommodating inner cavity, and the accommodating inner cavity is provided with an intelligent vacuum control device system; the intelligent vacuum control device system comprises a power supply device, a PCB (printed circuit board), a vacuumizing device and a pressure detection device; the power supply device comprises a battery, a switch seat, a switch cap and a silica gel button; the silica gel button which is sleeved with the switch cap is clamped at the front part of the switch seat, the switch is clamped at the rear part of the switch seat, and the switch cap of the power supply device is arranged at one corner of the covering part of the outer cover bottom and the box body; the inner cover is provided with a USB interface device. The vacuum extraction device can realize automatic vacuum extraction after the box is covered and closed, can automatically detect the negative pressure value in the box, and automatically start and close the vacuum extraction operation, so that the preservation box can keep a vacuum state for a long time, and the long-term preservation and quality guarantee functions are realized.

Description

Intelligent vacuum storage preservation box

Technical Field

The invention relates to the technical field of vacuum preservation boxes, in particular to an intelligent vacuum storage preservation box.

Background

The vacuum storage preservation box can keep the food fresh, prolong the shelf life of the food and greatly improve the utilization value of the food. However, the vacuum preservation boxes on the market at present have a plurality of defects, and cannot meet the requirements of people at present, for example, the vacuum extraction work can be performed only by manually starting a switch, so that the operation is very inconvenient; moreover, the preservation box can not be automatically vacuumized again after vacuum air leakage, the vacuum state in the preservation box can not be maintained for a long time, and the long-term preservation and quality guarantee functions are difficult to realize.

Disclosure of Invention

In view of the above, the present invention provides an intelligent vacuum storage preservation box, which can automatically extract vacuum by starting a switch after a box cover and a cover body are closed, automatically detect a negative pressure value in the preservation box, automatically start and close the operation of extracting vacuum, maintain a vacuum state in the preservation box for a long time, and realize long-term preservation and quality guarantee functions.

In order to achieve the purpose, the invention adopts the following technical scheme: an intelligent vacuum storage preservation box comprises a box cover and a box body, wherein the box cover and the box body are combined to form a sealed space, the box cover is in an inner cover and outer cover structure, a circular through hole is formed in the center of the box cover, and an air release device is arranged in the circular through hole; the outer cover is provided with an accommodating inner cavity, and the accommodating inner cavity is provided with an intelligent vacuum control device system; the intelligent vacuum control device system comprises a power supply device, a PCB (printed circuit board), a vacuumizing device and a pressure detection device; the power supply device comprises a battery, a switch seat, a switch cap and a silica gel button; one end of the silica gel button is sleeved with a switch cap, the other end of the silica gel button is clamped in the front of the switch base, the switch is clamped in the rear of the switch base, and the switch cap of the power supply device is arranged at one corner of the joint of the bottom of the outer cover and the box body; the inner cover is provided with a USB interface device.

As a preferred scheme, a PCB board in the intelligent vacuum control device system is respectively in wire communication with the power supply device, the vacuum pumping device, the pressure detection device and the USB interface device of the inner cover.

As a preferable scheme, the vacuum pumping device comprises an air pump, an air valve joint and an air pumping valve; the air pump is provided with an air inlet end and an air outlet end, the air outlet end is connected with the air outlet hole of the inner cover through a silicone tube, the air inlet end is connected with an air valve joint through a silicone tube, an air extraction valve is arranged in the air valve joint, and the air valve joint is fixedly arranged at the air outlet hole of the outer cover.

As a preferred scheme, the pressure detection device comprises a sensor and a connecting end, the sensor is connected with the connecting end through a silicone tube, and the connecting end is arranged at the position of the pressure detection hole of the outer cover.

Preferably, the air release device consists of a protective cover, an air valve and an air valve cap.

As a preferred scheme, the USB interface device comprises a USB cover, a USB panel, a USB PCB, and a USB accommodating box from top to bottom; the USB containing box is fixedly arranged on the inner side of the inner cover.

Preferably, a date setting device is arranged in a groove on the periphery of the inner cover air release device, the date setting device comprises a date dial card and a date disc, and the surface of the date dial card is a spherical surface.

As a preferred scheme, a plurality of waterproof sealing rings are arranged in the inner cover structure.

Preferably, the inner cover vent hole is formed in an inverted trumpet shape with a small upper part and a large lower part.

As a preferable scheme, the center and the edge of the inner cover of the box cover are provided with clamping grooves; the center and the edge of the outer cover of the box cover are provided with buckles; the inner cover and the outer cover form mutually matched buckling structures when being covered.

Compared with the prior art, the intelligent vacuum storage preservation box has the obvious advantages and beneficial effects that the automatic vacuum pumping of the switch can be realized after the cover box and the cover body are covered, the negative pressure value in the preservation box can be automatically detected, the vacuum pumping operation can be automatically started and closed, the vacuum state in the preservation box can be kept for a long time, and the functions of long-term preservation and quality guarantee are realized.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of an intelligent vacuum storage crisper in an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is a cross-sectional view of an intelligent vacuum storage crisper in an embodiment of the present invention;

FIG. 4 is a partial enlarged view of the power switch button of the intelligent vacuum storage crisper in an embodiment of the present invention;

FIG. 5 is a system diagram of an intelligent vacuum control device for an intelligent vacuum storage crisper in an embodiment of the present invention;

FIG. 6 is a bottom view of the lid of the smart vacuum storage crisper in an embodiment of the present invention;

fig. 7 is a top view of the lid of the intelligent vacuum storage crisper in the embodiment of the present invention.

The attached drawings indicate the following:

100. box cover 635, exhaust end

200. Box body 636, silicone tube

10. Inner cap 637, exhaust hole

20. Outer cover 638 and air exhaust hole

30. Circular through hole 64 and pressure detection device

40. Air release device 641 and sensor

41. Protective cover 642 and connecting end

42. Air valve 643, pressure detection hole

43. Gas valve cap 70, USB interface device

50. Accommodating cavity 71 and USB cover

60. Intelligent vacuum control device system 72 and USB panel

61. Power supply unit 73, USB PCB board

611. Battery 74 and USB accommodating box

612. Switch 80 and silica gel sealing ring

613. Switch seat 81, waterproof sealing ring

614. Switch cap 90 and date setting device

615. Silica gel button 91, date dial card

62. PCB 92, date dish

63. Vacuumizing device A1 and inner cover center clamping groove

631. Air pump A2, inner cup edge draw-in groove

632. Air valve joint B1, outer cover center buckle

633. Air extraction valve B2 and outer cover edge buckle

634. An air inlet end.

Detailed Description

Referring to fig. 1 to 7, which show specific structures of preferred embodiments of the present invention, an intelligent vacuum storage fresh-keeping box includes a box cover 100 and a box body 200, wherein the box cover 100 and the box body 200 are combined to form a sealed space, the box cover 100 is an inner cover 10 and an outer cover 20, a circular through hole 30 is formed in the center of the box cover, and an air release device 40 is disposed in the circular through hole 30; the outer cover 20 is provided with an accommodating inner cavity 50, and the accommodating inner cavity 50 is provided with an intelligent vacuum control device system 60; the intelligent vacuum control device system 60 comprises a power supply device 61, a PCB 62, a vacuumizing device 63 and a pressure detection device 64; the power supply device 61 comprises a battery 611, a switch 612, a switch base 613, a switch cap 614 and a silica gel button 615; one end of the silica gel button 615 is sleeved with a switch cap 614, the other end of the silica gel button is clamped at the front part of the switch seat 613, the switch 612 is clamped at the rear part of the switch seat 613, and the switch cap 614 of the power supply device 61 is arranged at one corner of the covering part of the bottom of the outer cover 20 and the box body 200; the inner lid 20 is provided with a USB interface device 70.

The PCB 62 of the intelligent vacuum control device system 60 is respectively in electrical communication with the power supply device 61, the vacuum pumping device 63, the pressure detection device 64 and the USB interface device 70 of the inner lid 10.

The vacuum pumping device 63 comprises an air pump 631, an air valve joint 632 and an air pumping valve 633; the air pump 631 is provided with an air inlet 634 and an air outlet 635, the air outlet 635 is connected to the air outlet 637 of the inner cover 10 via a silicone tube 636, the air inlet 634 is connected to the air valve connector 632 via the silicone tube 636, the air valve connector 632 is provided with an air exhaust valve 633 therein, and the air valve connector 632 is fixedly arranged at the air exhaust hole 638 of the outer cover 20.

The pressure detecting device includes a sensor 641 and a connecting end 642, the sensor 641 and the connecting end 642 are connected by a silicone tube 636, and the connecting end 642 is disposed at a pressure detecting hole 643 of the outer cover 20.

Deflation means 40 comprises protective cover 41, air valve 42 and air valve cap 43.

The USB interface device 70 comprises a USB cover 71, a USB panel 72, a USB PCB 73, and a USB accommodating box 74 from top to bottom; the USB receiving box 74 is fixedly installed inside the inner lid 10.

A date setting device 90 is arranged in a groove at the periphery of the air bleeder 40 of the inner cover 10, the date setting device 90 comprises a date dial 91 and a date disc 92, and the surface of the date dial 91 is spherical.

A plurality of waterproof sealing rings 81 are arranged in the structure of the inner cover 10.

The air vent 637 of the inner cap 10 is formed in an inverted trumpet shape having a small top and a large bottom.

An inner cover center clamping groove A1 is arranged at the center of an inner cover 10 of the box cover 100, and an inner cover edge clamping groove A2 is arranged at the edge of the inner cover 10; the center of the outer cover 20 of the box cover 100 is provided with an outer cover center buckle B1, and the edge of the outer cover 20 is provided with an outer cover edge buckle B2; when the inner cover and the outer cover are closed, the inner cover central clamping groove A1 and the outer cover central buckle B1 form a mutually matched buckle structure; the inner cover edge clamping groove A2 and the outer cover edge clamping groove B2 form mutually matched clamping structures.

When in use, food materials are put into the preservation box, the box cover 100 is covered, because the switch 612 structure and position in the power supply device 61 are specially designed, the box cover 100 can be automatically started to open and close under the cover, namely, when the box cover 100 covers downwards, the edge of the box body 200 can touch one point of the switch cap 614, because the switch cap 614 is made of rigid plastic, the switch cap 614 can move transversely in the same rigid state under the stress action of the point, and simultaneously the silica gel button 615 can be pushed to the touch point of the switch 612 at the same distance in the box direction, so that the power supply switch is opened, the air pump starts to pump air by the PCB board 62 and the air in the box pushes the air exhaust valve 633 to pump out through the inside of the air pump 631 along the air flowing direction, until the air pump 631 stops pumping air, the air exhaust valve 633 can automatically return to the original design position due to the negative pressure acting in the box, the air exhaust valve 633 is made of soft silica gel, and the air exhaust hole 638 is effectively sealed and sealed by an air exhaust sealing line under the action of negative pressure. When the negative pressure value in the box is pumped to-30 Kpa, the sensor 641 (value-30 Kpa) cuts off the chip program on the circuit PCB 62 to finish the pumping for 30 seconds, and the negative pressure value in the box is kept below-30 Kpa; when the pressure detection device detects that the negative pressure value in the box returns to or is higher than-30 Kpa for 5 minutes again along with the increase of time or other factors, the PCB 62 automatically switches on the power supply circuit again through the setting of the chip program so as to enable the air pump 631 to continue to work, and at the moment, the whole set of system returns to the initial working state and continues to keep the state of not higher than-30 Kpa in the box; the power supply in the system is supplied by the battery 611, and the battery 611 can be charged by the USB interface after the power is exhausted, so as to be used sequentially. When the box cover 100 is to be opened, the air valve in the air release device is firstly pulled out, and after the box cover 100 is opened, because the switch 612 button is made of soft silica gel which has certain elasticity and flexibility, the power switch can be disconnected by the silica gel button 615 through resilience force, so that the whole cover stops air suction.

This fresh-keeping box is stored in intelligence vacuum has still set up many places watertight fittings: a plurality of waterproof sealing rings 81 are arranged on the inner cover 10, wherein one large waterproof sealing ring 81 can prevent the water from entering the combination position around the edge of the inner cover and the outer cover, and the other small waterproof sealing ring 81 can prevent the water from entering the center of the inner cover and the outer cover; the vent 637 of the inner cap 10 is in an inverted horn shape with a small upper part and a large lower part, when water exists on the surface of the inverted horn mouth, the diameter of the mouth is small, and water molecules have certain viscosity characteristics, so that the mouth can be completely sealed by a water source attached to the mouth, air convection cannot be formed, and a space formed by the vent 637 cavity of the air pump 631, the silicone tube 636 and the like is closed, so that a small amount of water accidentally enters during cleaning, the water is pumped out during vacuum pumping, and no damage is caused to electronic components in the box cover 100; the USB interface device 70 is respectively combined by the inner cover 10, the USB cover 71 and other components to complete a waterproof function, after charging is finished, the USB cover 71 is pressed downwards to be flush with the plane of the area of the inner cover 10, the USB cover 71 is made of soft TPU material, and the outer diameter of a sealing groove designed on the USB cover 71 is larger than the outer diameter of a sealing line at a USB charging port, so that the sealing line can be completely sealed by extruding the sealing groove after the USB cover 71 is covered, and the waterproof purpose is achieved.

A date setting device 90 is arranged in a groove at the periphery of the air discharging device 40 of the inner cover 10, and the date setting device 90 consists of a spherical date dial 91 and a date disc 92 with 12 months and 31 days. After the effective vacuum sealing operation is finished, the month date and the number date dial cards 91 are respectively pulled to the storage date of the day, so that the initial date of the preservation box is completely and effectively recorded; the surface of the date dial card 91 is designed to be spherical, so that the corresponding date number is amplified to a certain extent, and the set time can be displayed more clearly.

The center and the edge of the inner cover 10 and the outer cover 20 of the box cover 100 are respectively provided with a mutually matched buckle structure to respectively form a central buckle structure, namely, a mutually matched buckle structure is formed by the inner cover central clamping groove A1 and the outer cover central buckle B1; and an edge buckle structure, namely, the inner cover edge clamping groove A2 and the outer cover edge buckle B2 form mutually matched buckle structures, and the two groups of buckle structures are designed to complete the integral assembly. The whole cover has no screw, so that the whole cover is perfect. The central buckle is composed of 4 buckles; the edge buckle is formed by 13 buckles into an edge full-circumference buckle group; according to the shape of the box cover, the following steps are carried out: after the two groups of buckle designs are buckled, the components and parts in the cover are tightly, firmly and effectively locked in the cover, so that the whole box cover, the components and parts, plastic, silica gel and the like are not shaken, the phenomena of falling off and the like are avoided, and the reliability and the safety of the box cover are further improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. The utility model provides a preservation box is stored in intelligence vacuum, includes lid, box body, and the lid forms confined space, its characterized in that with the box body combination: the box cover is of an inner cover and an outer cover structure, circular through holes are formed in the centers of the box cover, and air release devices are arranged in the circular through holes; the outer cover is provided with an accommodating inner cavity, and the accommodating inner cavity is provided with an intelligent vacuum control device system; the intelligent vacuum control device system comprises a power supply device, a PCB (printed circuit board), a vacuumizing device and a pressure detection device; the power supply device comprises a battery, a switch seat, a switch cap and a silica gel button; one end of the silica gel button is sleeved with a switch cap, the other end of the silica gel button is clamped in the front of the switch base, the switch is clamped in the rear of the switch base, and the switch cap of the power supply device is arranged at one corner of the joint of the bottom of the outer cover and the box body; the inner cover is provided with a USB interface device, and the vacuumizing device comprises an air pump, an air valve joint and an air extracting valve; the air pump is provided with an air inlet end and an air outlet end, the air outlet end is connected with the air outlet hole of the inner cover through a silicone tube, the air inlet end is connected with an air valve joint through a silicone tube, an air extraction valve is arranged in the air valve joint, and the air valve joint is fixedly arranged at the air outlet hole of the outer cover.

2. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: and the PCB in the intelligent vacuum control device system is respectively in electric wire communication with the power supply device, the vacuumizing device, the pressure detection device and the USB interface device of the inner cover.

3. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: the pressure detection device comprises a sensor and a connecting end, the sensor is connected with the connecting end through a silicone tube, and the connecting end is arranged at the position of the pressure detection hole of the outer cover.

4. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: the air bleeder comprises protective cover, pneumatic valve and gas valve cap.

5. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: the USB interface device is sequentially provided with a USB cover, a USB panel, a USB PCB and a USB containing box from top to bottom; the USB containing box is fixedly arranged on the inner side of the inner cover.

6. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: the inner cover air bleeder is characterized in that a date setting device is arranged in a groove on the periphery of the inner cover air bleeder and comprises a date shifting card and a date disc, and the surface of the date shifting card is a spherical surface.

7. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: a plurality of waterproof sealing rings are arranged in the inner cover structure.

8. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: the inner cover vent hole is arranged in an inverted trumpet shape with a small upper part and a big lower part.

9. The intelligent vacuum storage fresh-keeping box of claim 1, wherein: clamping grooves are formed in the center and the edge of the inner cover of the box cover; the center and the edge of the outer cover of the box cover are provided with buckles; the inner cover and the outer cover form mutually matched buckling structures when being covered.