CN218967678U

CN218967678U - Gas storage type vacuum storage device

Info

Publication number: CN218967678U
Application number: CN202320114936.1U
Authority: CN
Inventors: 苏坚雄
Original assignee: Guangdong Shunde Jiaxing Industrial Design Co ltd
Current assignee: Guangdong Shunde Jiaxing Industrial Design Co ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-05-05
Anticipated expiration: 2033-01-18

Abstract

The utility model relates to a gas storage type vacuum storage device which comprises a bin body, a bin cover movably arranged on the bin body, a storage cavity formed between the bin body and the bin cover, a vacuum pump and a lock catch movably arranged in the bin cover, wherein the vacuum pump is used for sucking air in the storage cavity; the storage device is characterized by further comprising a handle connected to the lock catch and a storage device arranged in the bin cover, wherein when the handle and the lock catch unlock and move, the handle can push the storage device, so that air in the storage cavity can be supplemented into the storage cavity. The instantaneous pressure drop formed when the bin cover is opened can be offset by actively supplementing air for the storage cavity, so that the smoothness of the bin cover opening is ensured.

Description

Gas storage type vacuum storage device

Technical Field

The utility model relates to a storage device, in particular to a gas storage type vacuum storage device.

Background

Along with the continuous improvement of the life quality of people, the requirements on food storage are also improved, such as long-term exposure of rice flour, cut fruits and vegetables in life and the like can be easily mildewed and oxidized, and the vacuum storage can effectively reduce or slow down the oxidative deterioration of food and prolong the storage time of food. The conventional vacuum storage device in the market generally performs vacuum treatment on the container by means of vacuum pump pumping, and lets external air enter the container by means of pressure relief before opening the container, so as to release the vacuum state of the container. The utility model patent with the patent number of CN212668078U discloses a vacuum storage component, which comprises a storage box and a handheld vacuumizing machine, wherein the storage box comprises a group of openable top cover and box body, a silica gel sheet and a silica gel ring, the silica gel ring is provided with a groove along the ring body, the silica gel sheet is bridged on the silica gel ring along the circle center of the silica gel ring, and the surface of the silica gel sheet is provided with convex points; the top cap is equipped with air vent and annular tongue, but recess and tongue embedded connection, and the below of silica gel thin slice is located to the air vent, and handheld evacuating machine and silica gel ring separable connection. According to the utility model, the handheld vacuumizing machine is used for pumping out air in the storage box, and after the storage box is vacuumized, the atmospheric pressure compresses the silica gel sheet to the vent hole of the storage box, so that the storage box can maintain a vacuum environment for a long time. However, in practical use, the pressure release treatment container has a problem that the opening is difficult when the top cover is opened, and the pressure in the box body is instantaneously reduced when the top cover is opened, the silica gel ring seals the vent hole, and air cannot be rapidly supplemented so that the top cover is adsorbed on the box body.

Disclosure of Invention

In order to improve the heat dissipation efficiency of products, and overcome the defects and shortcomings in the prior art, the utility model provides a gas storage type vacuum storage device, which comprises a bin body, a bin cover movably covered on the bin body, a storage cavity formed between the bin body and the bin cover, a vacuum pump arranged in the bin cover, and a lock catch, wherein the lock catch can be movably buckled on the bin body so as to enable the bin cover and the bin body to be connected together, and the vacuum pump is used for sucking air in the storage cavity when the bin cover is covered on the bin body; the novel lock catch is characterized by further comprising a handle connected to the lock catch, the handle is pulled to drive the lock catch to move inwards to release connection of the bin cover and the bin body to unlock, the novel lock catch is further provided with a gas storage device arranged in the bin cover, the gas storage device is provided with a gas storage cavity and a gas outlet, the gas outlet is communicated with the storage cavity, and when the handle and the lock catch unlock and move, the handle can push the gas storage device, so that air in the gas storage cavity is supplemented into the storage cavity through the gas outlet. Further, the lock catch is provided with a strip-shaped connecting hole, the handle is inserted into the strip-shaped connecting hole and further comprises a handle spring, the handle is outwards pushed against the outer side one end of the strip-shaped connecting hole under the action of the handle spring, when the handle is pulled, the handle can slide along the strip-shaped connecting hole for a certain distance, then the handle can be pushed against the inner side one end of the strip-shaped connecting hole, then the lock catch is pulled to move inwards, and the handle can be pushed against the gas storage device in the sliding process of the strip-shaped connecting hole.

Further, the bin cover comprises an inner cover and an outer cover, the inner cover and the outer cover form a bin cover cavity, the vacuum pump, the lock catch and the gas storage device are arranged in the bin cover cavity, the buffer hole is formed in the inner cover, the buffer membrane is arranged in the buffer hole, and the buffer membrane has elasticity so as to be capable of protruding to one side to deform when the pressure of the storage cavity and the external pressure form a pressure difference.

Further, the gas storage device comprises a pipe body and a push rod movably inserted into the pipe body, a push rod sealing ring is arranged between the push rod and the pipe body, and the handle can push the push rod to extrude air in the pipe body.

Further, the gas storage device further comprises a reset device, the reset device can reset the push rod which is pressed by the push rod, the gas storage device further comprises a gas inlet, and in the reset process of the gas storage device, external air can enter the pipe body through the gas inlet. Typically, the return means may be a spring, a leaf spring or rubber, etc.

Further, a bin cover sealing ring is arranged between the bin body and the bin cover.

Further, a pressure relief channel which is communicated with the storage cavity and the external space is further arranged in the bin cover, a pressure relief valve is arranged in the pressure relief channel, and the pressure relief valve can control the pressure relief channel to be opened or closed.

Further, a connecting rod is further arranged in the bin cover, the connecting rod is arranged between the pressure relief valve and the lock catch, when the lock catch moves inwards, the lock catch can drive the connecting rod to move, and the connecting rod further opens the pressure relief valve so that the pressure relief channel is opened.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, firstly, the storage cavity is supplemented with air when the bin cover is opened by arranging the gas storage device, so that the instant pressure drop formed when the bin cover is opened is effectively offset, and the smoothness of the opening of the bin cover is ensured; secondly, the handle, the lock catch and the gas storage device are in linkage relation, so that the gas storage device is guaranteed to convey air to the storage cavity only when the bin cover is opened, and the problem of misoperation is solved; and secondly, the push rod of the gas storage device can reset and inhale under the action of the reset device, so that the gas storage device can store gas in advance before the cover is opened, and the gas utilization when the cover is opened is facilitated to be ensured.

Drawings

FIG. 1 is a schematic perspective view of the air storage type vacuum storage device;

FIG. 2 is a schematic top view of the air storage type vacuum storage device;

FIG. 3 is a schematic view of the cross-sectional structure in the direction A-A in FIG. 2

FIG. 4 is a schematic view showing a sectional structure in the direction B-B in FIG. 3;

fig. 5 is a partial enlarged view at M in fig. 2.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Spatially relative terms, such as "under …," "under …," "lower," "over …," "upper," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. It will be understood that when an element or layer is referred to as being "on," "connected to" or "coupled to" another element or layer, it can be directly on, connected or coupled to the other element or layer, or intervening elements or layers may be present.

As shown in fig. 1 to 4, the present utility model provides a gas storage type vacuum storage device, which includes a bin body 1 and a bin cover 2 movably covered on the bin body 1, in this embodiment, the bin cover 2 is in a separable structure, that is, after the bin cover 2 is unlocked from the bin body 1, the bin cover 2 can be moved away from the bin body 1. When the bin cover 2 is covered on the bin body 1, a storage cavity 10 is formed between the bin body 1 and the bin cover 2. And a sealing ring of the bin cover 2 is arranged between the bin body 1 and the bin cover 2. The vacuum pump 3 is used for sucking air in the storage cavity 10 when the bin cover 2 is covered on the bin body 1; in this embodiment, in order to facilitate installation and connection, the vacuum pump 3 is disposed in the bin cover 2, and a connecting pipe is further disposed to communicate with the storage cavity 10; of course, in an equivalent embodiment, for example when the lid 2 is hinged to the body 1, the vacuum pump 3 is mountable in the body 1 and connected to the storage chamber 10 by a connecting tube.

Further, in order to enable the bin cover 2 to be stably connected to the bin body 1 in a covering manner, the bin cover further comprises a lock catch 4 movably arranged in the bin cover 2, the bin body 1 is provided with a buckling groove 11 matched with the lock catch 4, and the lock catch 4 can be buckled to the buckling groove 11 on the bin body 1 so that the bin cover 2 is connected with the bin body 1. The novel lock catch is characterized by further comprising a handle 5 connected to the lock catch 4, the handle 5 is pulled to drive the lock catch 4 to move inwards and separate from the buckling groove 11 so as to release the connection between the bin cover 2 and the bin body 1 to unlock, the novel lock catch is further characterized by further comprising a gas storage device 6 arranged in the bin cover 2, the gas storage device 6 is provided with a gas storage cavity 60 and a gas outlet 61, the gas outlet 61 is communicated with the storage cavity 10, and when the handle 5 and the lock catch 4 perform unlocking movement, the handle 5 can push the gas storage device 6 so as to enable air in the gas storage cavity 60 to be supplemented into the storage cavity 10 through the gas outlet 61. In this embodiment, the cap 2 includes an inner cap 22 and an outer cap 23, the inner cap 22 and the outer cap 23 form a cap cavity 24, and the vacuum pump 3, the lock catch 4, and the gas storage device 6 are disposed in the cap cavity 24. By arranging the air storage device 6 to supplement air for the storage cavity 10 when the bin cover 2 is opened, the instant pressure drop formed when the bin cover 2 is opened is effectively offset, and the smoothness of the opening of the bin cover 2 is ensured.

Because the volume of the storage cavity 10 is larger, the pressure drop formed when the bin cover 2 is opened is also larger, in order to increase the air supply amount of the air storage device 6, further, the lock catch 4 is provided with a strip-shaped connecting hole 41, the handle 5 is inserted into the strip-shaped connecting hole 41, the storage bin further comprises a handle spring 51, the handle 5 is outwards pushed against the outer side end of the strip-shaped connecting hole 41 under the action of the handle spring 51, when the cover is required to be opened and unlocked, the handle 5 can overcome the acting force of the handle spring 51 to slide along the strip-shaped connecting hole 41 for a certain distance, then the inner side end of the strip-shaped connecting hole 41 is pushed against, and the lock catch 4 is driven to inwards move, and the handle 5 can be pushed against the air storage device 6 in the sliding process of the strip-shaped connecting hole 41. The locking length of the lock catch 4 and the locking groove 11 is very short, and the strip-shaped connecting hole 41 is formed in the lock catch 4, which is equivalent to increasing the distance for pushing the gas storage device 6 for the handle 5, so that the gas supply amount of the gas storage device 6 can be effectively increased, and the smoothness of opening the bin cover 2 is guaranteed.

Further, the gas storage device 6 includes a pipe body 62 and a push rod 63 movably inserted into the pipe body 62, a push rod sealing ring 64 is disposed between the push rod 63 and the pipe body 62, and the handle 5 can push the push rod 63 to extrude air in the pipe body 62. Further, the air storage device 6 further includes a reset device, in this embodiment, the reset device is the handle spring 51, the push rod 63 can be pushed by the handle spring 51 to reset, the air storage device 6 further has an air inlet 66, and during the resetting process of the air storage device 6, external air can enter the pipe body 62 through the air inlet 66 to prepare for the next uncovering.

Further, a pressure release channel 20 communicating the storage cavity 10 with an external space is further provided in the bin cover 2, and a pressure release valve 21 is provided in the pressure release channel 20, where the pressure release valve 21 can control the pressure release channel 20 to be opened or closed. Further, a connecting rod 7 is further disposed in the bin cover 2, the connecting rod 7 is disposed between the pressure release valve 21 and the lock catch 4, when the lock catch 4 moves inwards, the lock catch 4 can drive the connecting rod 7 to move, and the connecting rod 7 further opens the pressure release valve 21 so that the pressure release channel 20 is opened. The advantage of this arrangement is that when the bin cover 2 is opened, the external air can also enter the storage cavity 10 through the pressure release channel 20, so as to further ensure the smoothness of the cover opening.

When the bin cover 2 is opened, if the pressure in the storage cavity 10 is equal to the external pressure, and the pressure release valve 21 is not opened yet, the handle 5 is pressed at this time, and the push rod 63 of the gas storage device 6 is hard to push inwards under the pressure of the storage cavity 10. In order to solve this problem, a buffer hole 25 is provided in the inner lid 22, and a buffer film 26 is provided in the buffer hole 25, and the buffer film 26 has elasticity so as to be capable of being convexly deformed to one side when a pressure difference is formed between the pressure of the storage chamber 10 and the external pressure.

Claims

1. The gas storage type vacuum storage device comprises a bin body, a bin cover movably covered on the bin body, a storage cavity formed between the bin body and the bin cover, a vacuum pump arranged in the bin cover, and a lock catch, wherein the lock catch can be movably buckled on the bin body so as to enable the bin cover to be connected with the bin body, and the vacuum pump is used for sucking air in the storage cavity when the bin cover is covered on the bin body; the novel lock catch is characterized by further comprising a handle connected to the lock catch, the handle is pulled to drive the lock catch to move inwards to release connection between the bin cover and the bin body to unlock, the novel lock catch further comprises a gas storage device arranged in the bin cover, the gas storage device is provided with a gas storage cavity and a gas outlet, the gas outlet is communicated with the storage cavity, and when the handle and the lock catch unlock and move, the handle can push the gas storage device to enable air in the gas storage cavity to be supplemented into the storage cavity through the gas outlet.

2. The air storage type vacuum storage device according to claim 1, wherein the lock catch is provided with a strip-shaped connecting hole, the handle is inserted into the strip-shaped connecting hole, the air storage type vacuum storage device further comprises a handle spring, the handle is outwards pushed against one end of the outer side of the strip-shaped connecting hole under the action of the handle spring, when the handle is pulled, the handle can be pushed against one end of the inner side of the strip-shaped connecting hole after sliding for a certain distance along the strip-shaped connecting hole, and then the lock catch is pulled to move inwards, and the handle can be pushed against the air storage device in the sliding process of the strip-shaped connecting hole.

3. The gas storage type vacuum storage device as claimed in claim 1 or 2, wherein the bin cover comprises an inner cover and an outer cover, the inner cover and the outer cover form a bin cover cavity, the vacuum pump, the lock catch and the gas storage device are arranged in the bin cover cavity, a buffer hole is arranged on the inner cover, a buffer membrane is arranged in the buffer hole, and the buffer membrane has elasticity so as to be capable of protruding to one side to deform when the pressure of the storage cavity and the external pressure form a pressure difference.

4. The gas storage type vacuum storage device according to claim 3, wherein the gas storage device comprises a pipe body and a push rod movably inserted into the pipe body, a push rod sealing ring is arranged between the push rod and the pipe body, and the handle can push the push rod to extrude air in the pipe body.

5. The gas storage type vacuum storage device according to claim 4, further comprising a reset device capable of resetting the push rod being pushed, wherein the gas storage device further comprises a gas inlet through which external air can enter the gas storage cavity during the resetting of the gas storage device.

6. The gas storage type vacuum storage device as claimed in claim 3, wherein a bin cover sealing ring is arranged between the bin body and the bin cover.

7. The gas storage type vacuum storage device according to claim 3, wherein a pressure release channel which is communicated with the storage cavity and the external space is further arranged in the bin cover, a pressure release valve is arranged in the pressure release channel, and the pressure release valve can control the pressure release channel to be opened or closed.

8. The gas storage type vacuum storage device according to claim 7, wherein a connecting rod is further arranged in the bin cover, the connecting rod is arranged between the pressure release valve and the lock catch, the lock catch can drive the connecting rod to move when the lock catch moves inwards, and the connecting rod further opens the pressure release valve to open the pressure release channel.