CN111453182A

CN111453182A - Vacuum storage device

Info

Publication number: CN111453182A
Application number: CN202010418950.1A
Authority: CN
Inventors: 罗才祥; 李建兵; 任科杰
Original assignee: Ningbo Alcott Vacuum Electric Co ltd
Current assignee: Ningbo Alcott Vacuum Electric Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-07-28

Abstract

The invention discloses a vacuum storage device, which comprises a container, a cover, an air escape valve assembly and a vacuumizing assembly, wherein the cover is provided with an installation cavity; the air escape valve component is hermetically arranged in the installation cavity and is provided with a through air passage, and a plug and an elastic piece are arranged in the air passage; the vacuumizing assembly comprises a shell, a battery, an air pump, a first control switch, an operating control part and a suction nozzle, and the suction nozzle is communicated with the air pump and is vertically and slidably arranged on the shell; the control piece is operably arranged on the shell and can be switched between a first position and a second position; when the air suction pump assembly is arranged on the cover, the suction nozzle is embedded in the upper port of the installation cavity, and the air passage is always in an open state; when the control piece is positioned at the first position, the first control switch is in a closed state, the suction nozzle is in sealing fit with the mounting cavity, and the air pump vacuumizes the container; when the control piece is located at the second position, the first control switch is in a disconnected state, the air pump is stopped, the suction nozzle is in clearance fit with the mounting cavity, and the container is deflated.

Description

Vacuum storage device

Technical Field

The invention relates to the technical field of storage containers, in particular to a vacuum storage device.

Background

Most of rice sold in the market at present is packaged by vacuum plastic bags, but people usually use rice jars or rice bags to store rice in daily family life. Since the rice packed in the vacuum plastic bag can not be stored in vacuum after being unsealed, the rice stored in the rice jar or the rice bag at home is very easy to be affected with damp, mildew and deteriorate, especially in the rainy season.

The rice can generate aflatoxin after long-time molding, and experiments prove that the aflatoxin is one of the strongest substances in the chemical carcinogens found at present, mainly damages the liver function, has strong carcinogenic, teratogenic and mutagenic effects, can cause liver cancer, and can also induce bone cancer, kidney cancer, rectal cancer, breast cancer, ovarian cancer and the like. Moreover, the aflatoxin has relatively stable chemical properties, can be destroyed only at a high temperature of more than 280 ℃, is not sensitive to heat, and can not be completely removed even at 100 ℃/20 hours. Therefore, the mildewed rice has great harm to the health of human bodies, and a more advanced storage appliance is urgently needed in family life, so that the phenomena of moisture, mildewing and deterioration of the rice in the storage process are eliminated, and the food safety is ensured.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a vacuum storage device which can control the work of an air release valve assembly and a vacuumizing assembly in a linkage manner by operating an operating member so as to conveniently realize air suction or air release operation.

To achieve the above object, the present invention provides a vacuum storage apparatus comprising:

a container having a storage space;

the cover is used for sealing the opening of the container, and a through mounting cavity is arranged on the cover;

the air release valve assembly is arranged in the mounting cavity and seals the lower port of the mounting cavity, the air release valve assembly is provided with a through air passage, a plug and an elastic piece are arranged in the air passage, the plug is arranged in the air passage in a sliding mode and can be closed or opened in the up-and-down sliding process along the air passage, and the elastic piece enables the plug to always have the movement tendency of sliding upwards along the air passage to seal the air passage;

the vacuum pumping assembly comprises a shell, a battery, an air pump, a first control switch, an operating control piece and a suction nozzle, wherein the battery, the air pump and the first control switch are arranged in the shell and are electrically connected;

the outlet of the suction nozzle is communicated with the inlet of the air pump and is vertically and slidably arranged on the lower wall of the shell;

the control piece is operably arranged on the shell and can be switched between a first position and a second position to link the first control switch and the suction nozzle;

when the air suction pump assembly is arranged on the cover, the suction nozzle is embedded in the upper port of the installation cavity and acts on the plug of the air leakage valve assembly to enable the air passage to be always in an open state, and meanwhile, the suction nozzle can be changed between sealing fit and clearance fit in the sliding process of the suction nozzle along the installation cavity;

when the control piece is located at the first position, the first control switch is located at a closed state, the suction nozzle is in sealing fit with the mounting cavity, and the air pump works to vacuumize the container;

when the control member is at the second position, the first control switch is in a disconnected state, the air pump is stopped, the suction nozzle is in clearance fit with the installation, and the container is deflated.

Further setting the following steps: the installation cavity on the lid is the "concave" type structure of invering, including opening first installation department and opening second installation department up down, be provided with the intercommunication mouth on the top of first installation department, end cap and the spacing installation of elastic component are in first installation department, the suction nozzle inlays to be put in the second installation department.

Further setting the following steps: a pushing bulge is arranged at a preset position of the cover;

the vacuumizing assembly also comprises a second control switch which is positioned in the shell and controls the air pump to be opened and closed in a cooperative manner with the first control switch, a push rod which can vertically slide is installed on the lower wall of the shell, and the second control switch can be closed when the push rod slides upwards;

when the vacuumizing assembly is installed on the cover, the pushing protrusion abuts against the ejector rod and enables the ejector rod to move upwards, and the second control switch is in a closed state.

Further setting the following steps: the vacuumizing assembly also comprises a control circuit board which is positioned in the shell and is connected with the first control switch in series, and an air pressure detector which is in signal connection with the control circuit board, wherein the air pressure detector is used for detecting the real-time air pressure in the container, and the control circuit board comprises a third control switch;

when the real-time air pressure is smaller than or equal to the preset air pressure, the air pressure detector sends a signal to the control circuit board to control the third control switch to be in an off state;

when the real-time air pressure is larger than the preset air pressure, the air pressure detector sends a signal to the control circuit board to control the third control switch to be in a closed state.

Further setting the following steps: be provided with on the lid and get the thing mouth, the lid is provided with the flip that is used for sealing to get the thing mouth corresponding to getting thing mouth department articulated, disappointing valve module and evacuation subassembly are all installed on the flip.

Further setting the following steps: the control part is a lifting ring structure which is rotatably installed on the shell, eccentric wheel structures are arranged on the two transverse sides of the lifting ring corresponding to the rotating end, the first control switch and the suction nozzle are located on the two transverse sides of the lifting ring, and the eccentric wheel structures on the two sides of the rotating end can be linked with the first control switch and the suction nozzle to act in the rotating process of the lifting ring.

Further setting the following steps: a containing groove for containing the shell is formed in the upper recess of the flip cover, and a first bayonet and a second bayonet are respectively arranged on the containing groove corresponding to the front side and the rear side;

correspondingly, the front side of casing is provided with and is used for cooperating and can follow the first joint spare that the fore-and-aft direction slided with first bayonet socket joint, the rear side of casing is provided with and is used for with second bayonet socket joint complex second joint spare.

Compared with the prior art, the vacuum-pumping or air-releasing control device is simple and reasonable in structure, the first control switch and the suction nozzle can be linked to act by switching the control piece between the first position and the second position, so that the control device can be used for performing vacuum-pumping or air-releasing operation, and the control operation is simplified.

Drawings

FIG. 1 is a schematic perspective view of a vacuum storage apparatus according to the present invention;

FIG. 2 is a schematic perspective view of the lid (with the bail in a first position);

FIG. 3 is a schematic perspective view of the lid (with the bail in a second position);

fig. 4 is a schematic vertical sectional structure diagram of the flip cover corresponding to the installation cavity;

FIG. 5 is a schematic perspective view of the evacuation assembly;

FIG. 6 is a schematic view of the internal structure of the evacuation assembly;

fig. 7 is a schematic perspective view of the flip cover;

fig. 8 is a perspective view of a bail.

The following reference numerals are marked thereon in conjunction with the accompanying drawings:

100. a container; 200. a cover; 201. an article taking opening; 1. a cover is turned; 11. a first mounting portion; 12. a second mounting cavity; 121. a closing section; 122. a gas leakage section; 13. a containing groove; 131. pushing the bulge; 132. a first bayonet; 133. a second bayonet; 300. a vacuum pumping assembly; 2. a housing; 21. a first clip member; 22. a second clip member; 3. an air pump; 4. a first control switch; 5. a second control switch; 51. a top rod; 6. a control circuit board; 7. a suction nozzle; 71. a pushing part; 72. a limiting part; 8. an operating control member; 81. an eccentric wheel structure; 400. a bleed valve assembly; 401. a plug; 402. an elastic member; 403. a connecting head.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

A vacuum storage device of the present invention is shown in fig. 1 to 8, and comprises a container 100, a lid 200, an evacuation assembly 300 and a release valve assembly 400, wherein the container 100 has a storage space, the lid 200 is used for closing an opening of the container 100 so as to form a closed storage chamber by cooperation between the two; this evacuation subassembly 300 and release valve subassembly 400 are all installed on lid 200, and evacuation subassembly 300 is used for bleeding the interior gas of storage chamber in order to form the vacuum environment that can better store the article, and this release valve subassembly 400 is used for deflating the storage chamber, and the opening of lid 200 of being convenient for is in order to get and put the article.

Specifically, as shown in fig. 2, fig. 3 and fig. 7, the cover 200 is provided with an access port 201, and a flip 1 for sealing and covering the access port 201 is rotatably connected to the access port 201, the flip 1 can rotate around the rotation connection to cover the access port 201 or open the access port 201 by the flip 1, wherein the vacuum pumping assembly 300 and the air release valve assembly 400 are both mounted on the flip 1; preferably, the upper surface of the flip cover 1 is recessed downward to form a receiving groove 13 for receiving the vacuum pumping assembly 300, a through-hole mounting cavity is provided at a predetermined position of the bottom of the receiving groove 13, the mounting cavity is preferably an inverted "concave" structure, and includes a first mounting portion 11 with a downward opening and a second mounting portion 12 with an upward opening, a communication port is provided at the top of the first mounting portion 11, wherein the first mounting portion 11 is used for mounting the air release valve assembly 400, the second mounting portion 12 is used for embedding the suction nozzle 7 of the vacuum pumping assembly 300, the second mounting portion 12 includes a closing section 121 located above and an air release section 122 located below, and preferably, a sealing ring is embedded in the closing section 121 so that the aperture in the closing section 121 is smaller than the aperture of the air release section 122.

As shown in fig. 5, 6 and 8, the vacuum pumping assembly 300 comprises a housing 2, an air pump 3, a first control switch 4, a battery, a suction nozzle 7 and an operation control member 8, wherein the air pump 3, the first control switch 4 and the battery are arranged in the housing 2 and connected in series to form a complete circuit, and the first control switch 4 is preferably a micro switch; the battery is used for providing electric energy for the air pump 3, and the first control switch 4 is used for controlling the on-off of the air pump 3; the suction nozzle 7 is vertically and slidably mounted on the lower wall of the housing 2, the outlet of the suction nozzle 7 is connected with the inlet of the air pump 3 through a hose, the lower wall of the housing 2 is correspondingly provided with a mounting opening for mounting the suction nozzle 7, and the inlet of the suction nozzle 7 is internally provided with a raised pushing part 71 and a limiting part 72 which is arranged outside the pushing part 71 and has a length shorter than that of the pushing part 71; the operating member 8 is operatively mounted on the housing 2 and is operatively switchable between a first position and a second position to operate the first control switch 4 and the suction nozzle 7 in a linkage manner; specifically, the operating member 8 is preferably a lifting ring structure rotatably mounted on the housing 2, so that rotation control can be conveniently performed, and meanwhile, the lifting ring structure can be conveniently used for lifting and opening the flip cover 1; eccentric wheel structures 81 are arranged on two transverse sides of the lifting ring corresponding to the rotating end, the first control switch 4 and the suction nozzle 7 are respectively arranged below the eccentric wheel structures 81 on the two transverse sides of the lifting ring, and therefore the eccentric wheel structures 81 on the two sides of the lifting ring act on the first control switch 4 and the suction nozzle 7 respectively in the rotating process to link the first control switch 4 and the suction nozzle 7 to act; preferably, when the control member 8 is in the first position, i.e. the control member 8 is flat on the housing 2, the first control switch 4 is in the closed state, the air pump 3 is operated, and the suction nozzle 7 is in the initial position; when the control member 8 is switched from the first position to the second position and is located at the second position, the eccentric wheel structure 81 on one side of the control member 8 rotates and presses the suction nozzle 7 to move downwards, the eccentric wheel structure 81 on the other side rotates to enable the first control switch 4 to be in a disconnected state, and the air pump 3 stops working.

As shown in fig. 2, 3, 4 and 7, the release valve assembly 400 is installed in the first installation part 11, and includes a plug 401, an elastic member 402 and a connector 403, the first installation part 11 forms a valve housing of the release valve assembly 400, and a channel therein forms an air channel of the release valve assembly 400, the connector 403 is fixedly installed at a port of the first installation cavity in a rotating clamping or threaded connection manner, an air inlet communicated with the air channel is provided on a side wall of the connector 403, the plug 401 and the elastic member 402 are installed in the air channel, and the elastic member 402 is connected between the plug 401 and the connector 403 in an abutting manner, and the elastic member 402 makes the plug 401 always have a movement tendency of moving upwards to close the air channel; the shell 2 of the vacuum-pumping assembly 300 is embedded in the containing groove 13 of the flip cover 1, the suction nozzle 7 is embedded in the second mounting part 12, and the pushing part 71 is pressed against the plug 401 to make the air passage always in an open state; when the control element 8 is in the state shown in fig. 2 and 4, that is, when the control element 8 is horizontally arranged on the casing 2, the first control switch 4 is in the closed state, the air pump 3 works, the suction nozzle 7 is located at the closed section 121 of the second installation part 12, and the closed section and the suction nozzle are in sealing fit, at the moment, the air path is as follows: the storage chamber → the first mounting portion 11 → the second mounting portion 12 → the suction nozzle 7 → the air pump 3, the air pump 3 vacuuming the storage chamber; when the control member 8 is in the state shown in fig. 3, that is, the control member 8 is vertical, the first control switch 4 is in the off state, the air pump 3 is turned off, the suction nozzle 7 moves downwards to the air leaking section 122 so that the suction nozzle 7 is in clearance fit with the second mounting portion 12, and the air path is as follows: the storage chamber → the first mounting portion 11 → the second mounting portion 12 → the atmosphere, so that the storage chamber is deflated; the first control switch 4 and the suction nozzle 7 can be controlled to work by rotating the control element 8, so as to control the vacuum storage device to carry out vacuumizing or air leakage operation.

In the above solution, as shown in fig. 5 and 7, the vacuum pumping assembly 300 further comprises a second control switch 5 located inside the housing 2 and connected in series with the first control switch 4, the second control switch 5 is preferably a micro switch; a top rod 51 is arranged on the lower part of the shell 2 in a vertically sliding manner, and the top rod 51 can push the second control switch 5 in the upward movement process so as to control the second control switch 5 to be closed; a pushing bulge 131 is arranged at a preset position of the accommodating groove 13 of the flip cover 1, when the vacuum-pumping assembly 300 is installed in the accommodating groove 13, the pushing bulge 131 abuts against the top rod 51 of the vacuum-pumping assembly 300 so that the top rod 51 moves upwards and acts on the second control switch 5, and the second control switch 5 is in a closed state; when the vacuum pumping assembly 300 is removed from the folder 1, the second control switch 5 is turned off again and the air pump 3 is turned off.

In the above solution, preferably, the vacuum pumping assembly 300 further comprises a control circuit board 6 located in the housing 2 and connected in series with the first control switch 4 and the second control switch 5, and an air pressure detector in signal connection with the control circuit board 6, wherein the air pressure detector is used for detecting real-time air pressure in the storage cavity; the control circuit board 6 comprises a third control switch, and when the real-time air pressure detected by the air pressure detector is greater than the preset air pressure of the control circuit board 6, the air pressure detector sends a signal to the control circuit board 6 to control the third control switch to be closed; on the contrary, when the real-time air pressure detected by the air pressure detector is less than or equal to the preset air pressure of the control circuit board 6, the air pressure detector sends a signal to the control circuit board 6 to control the third control switch to be switched off.

Preferably, this storage tank 13 corresponds preceding, the rear side is provided with first bayonet 132 and second bayonet 133 respectively, and casing 2's front side is provided with and is used for cooperating with first bayonet 132 joint and can follow the first joint spare 21 that fore-and-aft direction slided, and casing 2's rear side is provided with and is used for cooperating second joint spare 22 with second bayonet 133 joint, so evacuation subassembly 300 can be reliable install in storage tank 13 and can be convenient dismouting.

The above disclosure is only an example of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art should fall within the scope of the present invention.

Claims

1. A vacuum storage device, comprising:

a container having a storage space;

2. The vacuum storage device as claimed in claim 1, wherein the mounting cavity of the cover is an inverted concave structure, and comprises a first mounting portion with a downward opening and a second mounting portion with an upward opening, a communication port is arranged on the top of the first mounting portion, the plug and the elastic member are mounted in the first mounting portion in a limited manner, and the suction nozzle is embedded in the second mounting portion.

3. The vacuum storage device as claimed in claim 1, wherein the lid is provided with an urging projection at a predetermined position;

the vacuumizing assembly also comprises a second control switch which is positioned in the shell and is connected with the first control switch in series, a push rod capable of vertically sliding is installed on the lower wall of the shell, and the second control switch can be closed when the push rod slides upwards;

4. A vacuum storage device according to claim 1 or 3, wherein the evacuation assembly further comprises a control circuit board disposed in the housing and connected in series with the first control switch, and an air pressure detector in signal connection with the control circuit board, the air pressure detector being configured to detect real-time air pressure in the container, the control circuit board comprising a third control switch;

5. The vacuum storage device as claimed in claim 1, wherein the cover is provided with an access opening, a flip cover is hinged to the access opening for closing the access opening, and the release valve assembly and the vacuum pumping assembly are both mounted on the flip cover.

6. The vacuum storage device as claimed in claim 5, wherein the operating member is a bail structure rotatably mounted on the housing, the bail is provided with eccentric wheel structures on two lateral sides corresponding to the rotating end, the first control switch and the suction nozzle are located on two lateral sides of the bail, and the eccentric wheel structures on two lateral sides of the rotating end of the bail can be linked with the first control switch and the suction nozzle to act during the rotation process.

7. The vacuum storage device as claimed in claim 5, wherein the flip cover is recessed to form a receiving groove for receiving the housing, the receiving groove being provided with a first bayonet and a second bayonet corresponding to the front and rear sides, respectively;