CN215974874U

CN215974874U - Manual vacuum spiral cover

Info

Publication number: CN215974874U
Application number: CN202122241131.7U
Authority: CN
Inventors: 江青山; 余易泽
Original assignee: Ningbo Leting Intelligent Technology Co ltd
Current assignee: Ningbo Leting Intelligent Technology Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-08
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a manual vacuum spiral cover which comprises a main body cover, wherein a first channel is arranged on the main body cover, the first channel is matched with a moving piece for controlling whether the first channel is communicated with the inner side and the outer side of the main body cover, a ventilation channel for pressure relief and air suction is formed between the outer wall of the moving piece positioned in the first channel and the inner wall of the first channel, a first limiting ring capable of being plugged or separated from the ventilation channel is arranged at the first end of the moving piece, and a second limiting ring is arranged at the second end of the moving piece; the first channel is provided with a first through hole for connecting the ventilation channel and the inner side of the main body cover. The utility model has simple structure, the vacuumizing valve is connected on the vacuumizing piece and is used for pumping air at the inner side of the main body cover, and when pressure relief is needed, the moving piece is manually lifted upwards to separate the first limiting ring from the first channel so as to realize pressure relief; the air pumping channel and the pressure relief channel are the same channel, so that the sealing performance can be improved, the phenomenon of gas leakage during air pumping is prevented, and the air pumping efficiency is improved.

Description

Manual vacuum spiral cover

Technical Field

The utility model belongs to the field of sealed cans, and particularly relates to a manual vacuum spiral cover.

Background

The bottle cap is used for sealing a bottle, and has different shapes and different operation methods according to different functions and purposes. With the improvement of the quality of life of people, food needs to be stored in a sealed bottle and can for fresh keeping. When the existing common preservation box or bottle or can is used for preserving products, food storage and preservation are defined as the preservation effect can be achieved as long as the container has good sealing property. Science has proven that this is a false area. Although the common preservation box or bottle or can has the sealing property, oxygen still exists in the preservation box or bottle or can, and the oxygen is just one of the main factors for really preserving the food or not, so that the air in the storage tank for preserving the food is pumped out, and the preservation of the food is facilitated.

The air exhaust of the existing vacuum air exhaust valve mainly comprises an air exhaust valve and an independent pressure relief hole for pressure relief, and the two holes are used for respectively exhausting air and relieving pressure, so that the sealing performance is reduced, the phenomenon of air leakage is easily caused when air exhaust is carried out, the air exhaust time is prolonged, and the like, and therefore the manual vacuum screw cap which overcomes the defects is very important.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one technical problem, the utility model provides a manual vacuum screwing cap which comprises a main body cap, wherein a first channel communicated with the inner side and the outer side of the main body cap is arranged on the main body cap, the first channel is matched with a moving piece for controlling whether the first channel is communicated with the inner side and the outer side of the main body cap, a ventilation channel for pressure relief and air suction is formed between the outer wall of the moving piece positioned in the first channel and the inner wall of the first channel, a first limit ring capable of being plugged or separated from the ventilation channel is arranged at the first end of the moving piece, the first end of the moving piece is positioned on the outer side of the main body cap, and a second limit ring matched with the first channel is arranged at the second end of the moving piece; the first channel is provided with a first through hole for connecting the ventilation channel and the inner side of the main body cover.

The main body cover is provided with a second through hole, the vacuum-pumping device further comprises a vacuum-pumping piece, the vacuum-pumping piece is matched with the second through hole, and the first channel is arranged on the vacuum-pumping piece. Still include the lid of being connected with the evacuation piece, form the cavity between lid and the evacuation piece, form first clearance between the border of lid and the lower surface of main part lid, the first perforation of cavity intercommunication and first clearance. The cover body is connected with the vacuumizing piece through a threaded structure, the threaded structure comprises a first thread which is arranged on the cover body or the vacuumizing piece, a second thread which is matched with the first thread and arranged on the vacuumizing piece or the cover body, and a first groove is formed in the first thread and/or the second thread.

At least one first bulge is arranged on the edge of the cover body. A second gap is formed between the bottom of the vacuumizing part and the bottom surface of the cover body, so that air in the main body cover flows out of the first through hole through the cavity to be pumped or flows into the cavity to be decompressed after passing through the first gap and the second gap.

The vacuumizing piece is upwards provided with an extension ring, so that the vacuumizing piece is convenient to connect with a vacuum pumping valve.

The main part is covered and is equipped with the groove ring, the intra-annular track ring that is equipped with of groove, sliding connection has the slider on the track ring, be equipped with the figure on the track ring, be equipped with on the slider and be used for the second recess that the figure was selected, can slide the slider and be used for showing sealed date.

The second bulge is arranged on the outer wall of the main body cover, so that the main body cover can be mounted to increase friction when the novel multifunctional electric heating cooker is used.

The external diameter of the second limiting ring is larger than the internal diameter of the bottom of the first channel, so that the moving part can be prevented from being separated from the main body cover.

Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, the vacuumizing valve is connected on the vacuumizing piece and is used for pumping air at the inner side of the main body cover, and when pressure relief is needed, the moving piece is manually lifted upwards to separate the first limiting ring from the first channel so as to realize pressure relief; the air pumping channel and the pressure relief channel are the same channel, so that the sealing performance can be improved, the phenomenon of gas leakage during air pumping is prevented, and the air pumping efficiency is improved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a first cross-sectional perspective view of the present invention;

FIG. 3 is a second cross-sectional perspective view of the present invention;

FIG. 4 is a perspective view of the vacuum extractor of the present invention;

reference numerals: 1-a body cover; 2-a first channel; 3-a moving part; 4-a vent channel; 5-a first stop collar; 6-a second stop collar; 7-first perforation; 8-second perforation; 9-vacuum pumping; 10-a third stop collar; 11-inclined plane; 12-a sealing ring; 13-a cover body; 14-a cavity; 15-a first gap; 16-a first thread; 17-a second thread; 18-a first groove; 19-a first projection; 20-a second gap; 21-an extension loop; 22-a groove ring; 23-an orbital ring; 24-a slide block; 25-a second groove; 26-a second projection; 27-screw thread.

Detailed Description

In order that those skilled in the art will better understand the utility model and thus more clearly define the scope of the utility model as claimed, it is described in detail below with respect to certain specific embodiments thereof. It should be noted that the following is only a few embodiments of the present invention, and the specific direct description of the related structures is only for the convenience of understanding the present invention, and the specific features do not of course directly limit the scope of the present invention.

Referring to the attached drawings, the utility model adopts the following technical scheme that the manual vacuum screwing cap comprises a main body cap, wherein a first channel communicated with the inner side and the outer side of the main body cap is arranged on the main body cap, the first channel is matched with a moving piece for controlling whether the first channel is communicated with the inner side and the outer side of the main body cap, a ventilation channel for pressure relief and air exhaust is formed between the outer wall of the moving piece positioned in the first channel and the inner wall of the first channel, a first limit ring capable of being plugged or separated from the ventilation channel is arranged at the first end of the moving piece, the first end of the moving piece is positioned at the outer side of the main body cap, and a second limit ring matched with the first channel is arranged at the second end of the moving piece; the first channel is provided with a first through hole for connecting the ventilation channel and the inner side of the main body cover.

The main part is covered and is equipped with the second and perforates, still includes evacuation piece, evacuation piece cooperates in second perforation department, first passageway sets up on evacuation piece, and in this embodiment, first passageway integrated into one piece is on evacuation piece, and the first side of evacuation piece still integrated into one piece has the third spacing ring, and evacuation piece and main part cover contact portion's diameter is greater than the fenestrate diameter of second, and sets up the inclined plane on the second perforation, has placed the sealing washer between evacuation piece and inclined plane.

Still include the lid of being connected with the evacuation piece, form the cavity between lid and the evacuation piece, form first clearance between the border of lid and the lower surface of main part lid, the first perforation of cavity intercommunication and first clearance. The cover body is connected with the vacuumizing piece through a threaded structure or a buckle structure.

The thread structure comprises a first thread which is arranged on the cover body or the vacuumizing piece, and a second thread which is matched with the first thread and arranged on the vacuumizing piece or the cover body, wherein a first groove is formed in the first thread and/or the second thread. In this embodiment, a first thread is integrally formed on an outer wall of the vacuum pumping member located inside the main body cover, a second thread is formed on an inner wall of the cover body, and a first groove is formed on the first thread.

At least one first bulge is integrally formed or fixed on the edge of the cover body. A second gap is formed between the bottom of the vacuumizing part and the bottom surface of the cover body, so that air in the main body cover flows out of the first through hole through the cavity to be pumped or flows into the cavity to be decompressed after passing through the first gap and the second gap.

The main part is covered and is equipped with the recess ring, the intra-annular fixed track ring of recess, sliding connection has the slider on the track ring, be equipped with the figure on the track ring, be equipped with on the slider and be used for the second recess that the figure was selected.

The second bulge is arranged on the outer wall of the main body cover, so that the main body cover can be mounted and friction is increased when the novel multifunctional electric heating cooker is used, and the threads are arranged on the inner wall of the main body cover.

The utility model has convenient assembly, only needs to insert the vacuumizing piece from the outer side to the inner side of the main body cover, and the cover body is positioned at the inner side of the main body cover and is in threaded connection with the vacuumizing piece, thereby ensuring that the moving piece can control whether the communication channel inside and outside the main body cover is communicated or not.

The above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions and substitutions which may be made by those skilled in the art within the spirit of the present invention are within the scope of the present invention.

Claims

1. A manual vacuum spiral cover which characterized in that: comprises a main body cover (1), a first channel (2) which is communicated with the inner side and the outer side of the main body cover (1) is arranged on the main body cover (1), the first channel (2) is matched with a moving part (3) which controls whether the first channel (2) is communicated with the inner side and the outer side of the main body cover (1), a ventilation channel (4) for pressure relief and air exhaust is formed between the outer wall of the moving part (3) which is positioned in the first channel (2) and the inner wall of the first channel (2),

a first limiting ring (5) capable of being plugged or separated from the ventilation channel (4) is arranged at the first end of the moving piece (3), the first end of the moving piece (3) is positioned outside the main cover body (13), and a second limiting ring (6) matched with the first channel (2) is arranged at the second end of the moving piece (3);

the first channel (2) is provided with a first through hole (7) which is used for connecting the ventilation channel (4) and the inner side of the main body cover (1).

2. The manual vacuum cap screw of claim 1, wherein: the main body cover (1) is provided with a second through hole (8) and further comprises a vacuumizing piece (9), the vacuumizing piece (9) is matched with the second through hole (8), and the first channel (2) is arranged on the vacuumizing piece (9).

3. The manual vacuum cap screw of claim 2, wherein: still include lid (13) of being connected with evacuation piece (9), form cavity (14) between lid (13) and evacuation piece (9), form first clearance (15) between the border of lid (13) and the lower surface of main part lid (1), cavity (14) intercommunication first perforation (7) and first clearance (15).

4. The manual vacuum cap screw of claim 3, wherein: the vacuum-pumping vacuum cover is characterized in that the cover body (13) is connected with the vacuum-pumping part (9) through a threaded structure, the threaded structure comprises a first thread (16) which is arranged on the cover body (13) or the vacuum-pumping part (9) and a second thread (17) which is matched with the first thread (16) and arranged on the vacuum-pumping part (9) or the cover body (13), and a first groove (18) is formed in the first thread (16) and/or the second thread (17).

5. The manual vacuum cap screw of claim 3, wherein: at least one first bulge (19) is arranged on the edge of the cover body (13).

6. The manual vacuum cap screw of claim 4, wherein: a second gap (20) is formed between the bottom of the vacuumizing piece (9) and the bottom surface of the cover body (13).

7. The manual vacuum cap screw of claim 2, wherein: the vacuum-pumping piece (9) is provided with an extending ring (21) upwards.

8. The manual vacuum cap screw of claim 1, wherein: be equipped with groove ring (22) on main part lid (1), be equipped with track ring (23) in groove ring (22), sliding connection has slider (24) on track ring (23), be equipped with the figure on track ring (23), be equipped with on slider (24) and be used for the selected second recess (25) of figure.

9. The manual vacuum cap screw of claim 1, wherein: and a second bulge (26) is arranged on the outer wall of the main body cover (1).

10. The manual vacuum cap screw of claim 1, wherein: the outer diameter of the second limiting ring (6) is larger than the inner diameter of the bottom of the first channel (2).