Vacuum storage structure

Abstract

The utility model discloses a vacuum containing structure which comprises a containing body, an air nozzle valve assembly and a vacuum suction device. The storage main body is provided with an air tap opening; the air tap spring is arranged between the air tap rod and the air tap sealing cover in an abutting mode and can drive the air tap plug part to plug the air tap opening. The vacuum suction device comprises a suction shell, a circuit board, and a vacuum pump, a pressure control valve and a connecting valve nozzle which are arranged in the suction shell and connected through a pipeline. According to the utility model, the normally-closed control of the air tap opening of the storage main body can be realized through the air tap valve assembly, and the air tap opening can be conducted by pushing the air tap rod only when air release opening or air exhaust is needed; the air tightness of air exhaust and deflation is ensured, and the operation is simple and convenient; and the pipeline can be controlled to be opened or closed through the pressure control valve, long-time continuous work of the vacuum pump is avoided, and the practical service life of the vacuum device is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum storage, in particular to a vacuum storage structure. Background Art

[0002] Vacuum compression bags are a type of bag commonly used by people to store items such as quilts, clothes or food. They are moisture-proof, mildew-proof, moth-proof and odor-proof. However, current vacuum compression bags have some disadvantages during use, such as being easily punctured by sharp objects, causing damage to the bag body and gas to enter the compression bag; items in the bag are easily damaged by extrusion and deformation; the zipper at the bag mouth is not easy to seal, and the plastic is prone to wrinkling and leaking during the pulling process, which leads to vacuum failure over time. In addition, during the vacuum suction process of this type of vacuum compression bag, it is not easy to control the on and off of the air nozzle or vacuum pump. If the vacuum pump continues to work for a long time, it will affect the service life of the vacuum pump; therefore, the market is looking for a storage structure that is more convenient for storage and has a more durable vacuum pump. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a vacuum storage structure.

[0004] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: a vacuum storage structure, including: a storage body, a gas nozzle valve assembly and a vacuum suction device;

[0005] The storage body is provided with a gas nozzle opening; the gas nozzle valve assembly includes a gas nozzle cover, a gas nozzle rod and a gas nozzle spring; the gas nozzle cover is installed at the gas nozzle opening and is provided with a communicating gas groove; the gas nozzle rod is passed through the gas nozzle opening and is provided with a gas nozzle plug part that can block the gas nozzle opening; the gas nozzle spring is arranged between the gas nozzle rod and the gas nozzle cover and can drive the gas nozzle plug part to block the gas nozzle opening;

[0006] The vacuum suction device includes a suction shell, a circuit board, and a vacuum pump, a pressure control valve and a connecting valve nozzle which are arranged in the suction shell and connected through a pipeline; the connecting valve nozzle is provided with a switch push rod; when the vacuum suction device is installed on the storage body, the switch push rod can push the air nozzle rod and make the air nozzle port conductive; the pressure control valve can detect the air pressure in the pipeline and control the conductive or closed state of the pipeline.

[0007] Optionally, the air nozzle rod is further provided with an annular embedding groove for embedding a sealing ring; the sealing ring can be disposed between the air nozzle opening and the air nozzle plug portion.

[0008] Optionally, the air nozzle cover is provided with a first limiting portion; a second limiting portion is provided on the side of the air nozzle plug portion away from the air nozzle rod; and both ends of the air nozzle spring are respectively sleeved between the first limiting portion and the second limiting portion.

[0009] Optionally, the suction shell is provided with a silicone adapter sleeve; the silicone adapter sleeve can be disposed between the air nozzle opening and the connecting valve nozzle.

[0010] Optionally, the air nozzle cover is provided with a rotating locking block; the storage body is provided with a spiral locking groove; the rotating locking block can be rotated and locked in the spiral locking groove.

[0011] Optionally, the vacuum suction device also includes a switch push rod and a switch elastic member; the switch push rod includes a limit card portion; the storage body is provided with a limit card slot, and the switch elastic member can make the limit card portion snap into the limit card slot; pushing the switch push rod can make the limit card portion detach from the limit card slot.

[0012] Optionally, the storage body includes a detachably mounted storage shell and a storage cover.

[0013] Optionally, the storage body has a barrel-shaped or box-shaped structure.

[0014] The beneficial effects of the utility model are as follows: the air nozzle valve assembly utilizes the air nozzle cover, the air nozzle rod and the air nozzle spring, and can realize the self-sealing effect of the air nozzle opening of the storage body through the air nozzle plug; when it is necessary to evacuate the storage body, the vacuum suction device is installed on the storage body, and the switch top rod can push the air nozzle rod and conduct the air nozzle opening, thereby absorbing the air in the storage body; when it is necessary to release the air in the storage body so as to open the storage body, the air nozzle rod can be manually pressed to conduct the air nozzle opening, thereby relieving the negative pressure state in the storage body and facilitating opening. In addition, the pressure control valve can detect the air pressure in the pipeline. When it is detected that the air pressure in the pipeline reaches the set negative pressure value, the pipeline can be closed, and the circuit board can synchronously shut down the working state of the vacuum pump. Then the user can maintain the installation or removal of the vacuum suction device, and the negative pressure state in the storage body can be maintained to reach the set negative pressure value. The utility model can realize normally closed control of the air nozzle of the storage body through the air nozzle valve assembly. The air nozzle can be opened only when it is necessary to release air or to pump air. The air tightness of air pumping and releasing air is guaranteed, and the operation is simple. The pressure control valve can be used to control the opening or closing of the pipeline to maintain the closed state of the pipeline, and the circuit board can be used to shut down the vacuum pump to avoid long-term continuous operation of the vacuum pump and ensure the practical life of the vacuum device.

[0015] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0017] Figure 1 This is a schematic diagram of the structure of the vacuum storage structure of the utility model;

[0018] Figure 2 for Figure 1 Schematic diagram of the exploded vacuum storage structure;

[0019] Figure 3 for Figure 1 A cross-sectional view of the vacuum storage structure at the air nozzle valve assembly;

[0020] Figure 4 for Figure 1 Cross-sectional view of the medium vacuum storage structure at the switch push rod.

[0021] Description of main component symbols:

[0022] 10. Storage body; 11. Air nozzle opening; 12. Limiting card slot; 20. Air nozzle valve assembly; 21. Air nozzle cover; 211. First limiting part; 22. Air nozzle rod; 221. Air nozzle plug; 222. Second limiting part; 23. Air nozzle spring; 24. Sealing ring; 30. Vacuum suction device; 31. Suction shell; 32. Circuit board; 33. Vacuum pump; 34. Pressure control valve; 35. Connecting valve nozzle; 351. Switch top rod; 36. Switch push rod; 361. Limiting card part; 37. Switch elastic part; 40. Silicone adapter sleeve. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0025] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0027] Example

[0028] Reference Figures 1 to 4 The utility model provides a vacuum storage structure, comprising: a storage body 10, a nozzle valve assembly 20 and a vacuum suction device 30;

[0029] The storage body 10 is provided with a gas nozzle opening 11; the gas nozzle valve assembly 20 includes a gas nozzle cover 21, a gas nozzle rod 22 and a gas nozzle spring 23; the gas nozzle cover 21 is installed at the gas nozzle opening 11 and is provided with a communicating gas groove; the gas nozzle rod 22 is passed through the gas nozzle opening 11 and is provided with a gas nozzle plug 221 that can block the gas nozzle opening 11; the gas nozzle spring 23 is disposed between the gas nozzle rod 22 and the gas nozzle cover 21 and can drive the gas nozzle plug 221 to block the gas nozzle opening 11;

[0030] The vacuum suction device 30 includes a suction shell 31, a circuit board 32, and a vacuum pump 33, a pressure control valve 34 and a connecting valve nozzle 35 which are arranged in the suction shell 31 and connected through a pipeline; the connecting valve nozzle 35 is provided with a switch push rod 351; when the vacuum suction device 30 is installed on the storage body 10, the switch push rod 351 can push the air nozzle rod 22 and make the air nozzle port 11 conductive; the pressure control valve 34 can detect the air pressure in the pipeline and control the conductive or closed state of the pipeline.

[0031] In the utility model, the air nozzle valve assembly 20 utilizes the air nozzle cover 21, the air nozzle rod 22 and the air nozzle spring 23, and can realize the self-sealing effect of the air nozzle opening 11 of the storage body 10 through the air nozzle plug 221; when it is necessary to evacuate the storage body 10, the vacuum suction device 30 is installed on the storage body 10, and the switch top rod 351 can push the air nozzle rod 22 and conduct the air nozzle opening 11, thereby absorbing the air in the storage body 10; when it is necessary to release the air in the storage body 10 in order to open the storage body 10, the air nozzle rod 22 can be manually pressed to conduct the air nozzle opening 11, thereby releasing the negative pressure state in the storage body 10 and facilitating opening. In addition, the pressure control valve 34 can detect the air pressure in the pipeline. When it is detected that the air pressure in the pipeline reaches the set negative pressure value, the pipeline can be closed, and the circuit board 32 can synchronously close the working state of the vacuum pump 33. Then the user can maintain the installation or removal of the vacuum suction device 30, and the negative pressure state in the storage body 10 can be maintained to reach the set negative pressure value. In the utility model, the air nozzle valve assembly 20 can realize the normally closed control of the air nozzle port 11 of the storage body 10. Only when it is necessary to deflate or pump air, the air nozzle port 11 can be opened by pushing the air nozzle rod 22; the air tightness of pumping and deflation is guaranteed, and the operation is simple; and the pressure control valve 34 can control the conduction or closing of the pipeline to maintain the closed state of the pipeline, and cooperate with the circuit board 32 to shut down the work of the vacuum pump 33, avoid the vacuum pump 33 from working continuously for a long time, and ensure the practical life of the vacuum device.

[0032] In this embodiment, the valve stem 22 is further provided with an annular groove for embedding a sealing ring 24; the sealing ring 24 can be disposed between the valve port 11 and the valve plug 221. The sealing ring 24 can improve the airtightness of the valve plug 221 when pressing against the valve port 11.

[0033] In this embodiment, the air nozzle cover 21 is provided with a first limiting portion 211; a second limiting portion 222 is provided on the side of the air nozzle plug portion 221 away from the air nozzle rod 22; and both ends of the air nozzle spring 23 are respectively sleeved between the first limiting portion 211 and the second limiting portion 222.

[0034] Preferably, the first limiting portion 211 and the second limiting portion 222 are limiting column structures, and the air nozzle spring 23 can be sleeved on the outer side of the limiting column.

[0035] In this embodiment, the suction shell 31 is provided with a silicone adapter sleeve 40; the silicone adapter sleeve 40 can be disposed between the air nozzle port 11 and the connecting valve nozzle 35. The silicone adapter sleeve 40 can effectively ensure the sealing performance between the storage body 10 and the vacuum suction device, the air nozzle port 11 and the connecting valve nozzle 35, and ensure the vacuum suction effect.

[0036] Moreover, the silicone adapter sleeve 40 can match the air nozzle structure adapter setting of the vacuum storage bag on the market, and the vacuum suction device and the connecting valve nozzle 35 can be directly aligned and installed on the universal air nozzle structure adapter of the vacuum storage bag on the market, which is more flexible and convenient to use.

[0037] In the embodiment, the air nozzle cover 21 is provided with a rotating lock block; the storage body 10 is provided with a spiral lock groove; the rotating lock block can be rotated and locked in the spiral lock groove. After the air nozzle valve assembly 20 is assembled, the rotating lock block of the air nozzle cover 21 is aligned and rotated into the spiral lock groove below the air nozzle port 11, and the air nozzle valve assembly 20 and the air nozzle port 11 are assembled.

[0038] In this embodiment, in order to facilitate the engagement and disassembly of the vacuum suction device 30 with the storage body 10, the vacuum suction device 30 further includes a switch push rod 36 and a switch elastic member 37; the switch push rod 36 includes a limit clamping portion 361; the storage body 10 is provided with a limit clamping slot 12, and the switch elastic member 37 can make the limit clamping portion 361 clamped into the limit clamping slot 12; pushing the switch push rod 36 can make the limit clamping portion 361 disengage from the limit clamping slot 12.

[0039] In this embodiment, in order to facilitate opening the storage body 10 and placing items into the storage body 10, the storage body 10 includes a detachable storage shell and a storage cover that are separately arranged.

[0040] By changing the size of the storage shell, the manufacturer can adapt the same vacuum suction device 30 for vacuum suction storage using the same storage cover; for example, it can be matched with a storage shell of 1L, 1.6L, 2L, 3L or larger capacity for use.

[0041] Specifically, according to the common types of items to be stored, the storage body 10 is in a barrel or box structure. The barrel-shaped storage body 10 can be used to store bottled items such as red wine; the box-shaped storage body 10 can be conveniently stacked for storage.

[0042] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A vacuum storage structure, characterized in that: It comprises: a storage body (10), a nozzle valve assembly (20) and a vacuum suction device (30); The storage body (10) is provided with a gas nozzle opening (11); the gas nozzle valve assembly (20) comprises a gas nozzle cover (21), a gas nozzle rod (22) and a gas nozzle spring (23); the gas nozzle cover (21) is installed on the gas nozzle opening (11) and is provided with a communicating air groove; the gas nozzle rod (22) is inserted into the gas nozzle opening (11) and is provided with a gas nozzle plug (221) capable of blocking the gas nozzle opening (11); the gas nozzle spring (23) is disposed between the gas nozzle rod (22) and the gas nozzle cover (21) and can drive the gas nozzle plug (221) to block the gas nozzle opening (11); The vacuum suction device (30) comprises a suction shell (31), a circuit board (32), and a vacuum pump (33), a pressure control valve (34) and a connecting valve nozzle (35) which are arranged in the suction shell (31) and connected via a pipeline; the connecting valve nozzle (35) is provided with a switch push rod (351); when the vacuum suction device (30) is installed on the storage body (10), the switch push rod (351) can push the air nozzle rod (22) and make the air nozzle port (11) conductive; the pressure control valve (34) can detect the air pressure in the pipeline and control the conductive or closed state of the pipeline.

2. The vacuum storage structure according to claim 1, characterized in that: The air nozzle rod (22) is also provided with an annular embedding groove for embedding a sealing ring (24); the sealing ring (24) can be disposed between the air nozzle opening (11) and the air nozzle plug portion (221).

3. The vacuum storage structure according to claim 1, characterized in that: The air nozzle cover (21) is provided with a first limiting portion (211); a second limiting portion (222) is provided on a side of the air nozzle plug (221) away from the air nozzle rod (22); and two ends of the air nozzle spring (23) are respectively sleeved between the first limiting portion (211) and the second limiting portion (222).

4. The vacuum storage structure according to claim 1, characterized in that: The suction shell (31) is provided with a silicone adapter sleeve (40); the silicone adapter sleeve (40) can be disposed between the air nozzle opening (11) and the connecting valve nozzle (35).

5. The vacuum storage structure according to claim 1, characterized in that: The air nozzle cover (21) is provided with a rotating lock block; the storage body (10) is provided with a spiral lock groove; the rotating lock block can be rotated and locked in the spiral lock groove.

6. The vacuum storage structure according to claim 1, characterized in that: The vacuum suction device (30) further comprises a switch push rod (36) and a switch elastic member (37); the switch push rod (36) comprises a limit clamping portion (361); the storage body (10) is provided with a limit clamping groove (12), and the switch elastic member (37) can make the limit clamping portion (361) clamped into the limit clamping groove (12); pushing the switch push rod (36) can make the limit clamping portion (361) disengage from the limit clamping groove (12).

7. The vacuum storage structure according to claim 1, characterized in that: The storage body (10) comprises a detachably mounted storage shell seat and a storage cover.

8. The vacuum storage structure according to claim 1, characterized in that: The storage body (10) is in a barrel-shaped or box-shaped structure.

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