CN215673574U - Airtight structure, sealing body and utensil - Google Patents
Airtight structure, sealing body and utensil Download PDFInfo
- Publication number
- CN215673574U CN215673574U CN202120292784.5U CN202120292784U CN215673574U CN 215673574 U CN215673574 U CN 215673574U CN 202120292784 U CN202120292784 U CN 202120292784U CN 215673574 U CN215673574 U CN 215673574U
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- 238000007789 sealing Methods 0.000 title claims abstract description 177
- 238000009423 ventilation Methods 0.000 claims description 53
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 2
- 210000003437 trachea Anatomy 0.000 description 17
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The patent discloses an airtight structure, a sealing body and an appliance, wherein the airtight structure comprises a cavity column, a sealing platform of which the upper end is connected with the cavity column, and a cavity channel which penetrates through the cavity column and the sealing platform; the sealing platform comprises a first sealing ring, and the first sealing ring surrounds the cavity channel. The sealing body comprises an airtight structure and a sealing piece in sealing fit with the airtight structure. The appliance comprises the sealing body. This patent airtight structural design simple, the sealed effectual of the seal of constitution, the evacuation process is simple, the utensil of constitution keeps warm effectually, the equipment is simple.
Description
Technical Field
The utility model relates to an airtight structure, a sealing body and an appliance, and belongs to the field of articles for daily use.
Background
In daily life, food, medicine, and the like are often required to be kept warm (warm or cold). It is known that the higher the degree of vacuum, the less heat is exchanged by air and the better the insulation. However, the sealing structure and the corresponding sealing structure for realizing vacuum of the appliance at present are complex in structure, and the effect of realizing vacuum is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an airtight structure, a sealing body and an appliance, wherein the airtight structure is simple in design, the sealing effect of the formed sealing body is good, the vacuumizing process is simple, the heat preservation effect of the formed appliance is good, and the assembly is simple.
The purpose of the utility model is realized by the following technical scheme:
an airtight structure comprises a cavity column, a sealing platform with the upper end connected with the cavity column, and a cavity channel penetrating through the cavity column and the sealing platform; the sealing platform comprises a first sealing ring, and the first sealing ring surrounds the cavity channel. The first sealing ring mainly plays a role in sealing, and meanwhile, the annular design can reduce the contact area between the sealing piece and the sealing platform. When the sealing device works, the sealing element is tightly contacted with the first sealing ring to realize sealing; when the vacuum pumping is carried out, the sealing element is separated from the first sealing ring, and the gas in the appliance can be pumped out more conveniently due to the small contact area.
Preferably, the first sealing ring and the sealing platform are integrally formed.
Preferably, the main body surface of the sealing platform is a plane, and the highest point of the first sealing ring is located on a plane parallel to the main body surface of the sealing platform.
Preferably, the sealing platform comprises a first ventilation rib, and a plurality of rib ventilation channels are arranged on the first ventilation rib; the first ventilation convex edge surrounds the cavity channel; the first ventilation convex rib is arranged on the inner side of the first sealing ring. The first ventilation convex edge mainly plays a role in reducing the contact area between the sealing piece and the sealing platform; and simultaneously plays a role in ventilation. When the vacuum is pumped, the sealing piece is separated from the first sealing ring, and the gas passes through the first ventilation rib and is pumped out through the sealing piece and the first sealing ring.
Preferably, the sealing platform comprises a second vent rib, and a plurality of rib ventilation channels are arranged on the second vent rib; the second air convex edge ring surrounds the cavity channel and is arranged on the outer side of the first sealing ring. The outer side as used herein means that the second vent ridge surrounds the first seal ring.
Preferably, the rib airway comprises an open airway and/or a ring airway. The open type air duct is characterized in that an unclosed notch is formed on the air duct, and gas exchange is carried out through the notch. The annular air duct is formed with a through hole penetrating the air duct, and gas exchange is performed through the through hole. When the vacuum is pumped, the sealing piece is separated from the first sealing ring, and the gas passes through the vent channel of the first ventilation convex edge and is pumped out through the sealing piece and the first sealing ring. Preferably, the rib air channel is a ring air channel.
Preferably, the first sealing ring is an equal-height ring. Preferably, the first ventilation convex ridge is a contour ridge.
Preferably, the height of the first ventilation ridge is not lower than that of the first sealing ring. Preferably, the first ventilation ridge and the first sealing ring have the same height except for the ventilation channel. Preferably, the first ventilation ridge, the second ventilation ridge and the first sealing ring have the same height except for the ventilation channel. The equal height and height of the equal height edges refer to the parts except the air duct.
Preferably, the cavity comprises a first cavity at the upper end and a second cavity communicated with the first cavity; and the first channel diameter is greater than the second channel diameter.
Preferably, the first cavity channel and the second cavity channel are both cylindrical, the cavity column is cylindrical, and the sealing platform is cylindrical.
The sealing body comprises the airtight structure and further comprises a sealing piece in sealing fit with the airtight structure.
Preferably, the sealing element comprises a vent pipe, a plurality of trachea air ducts are arranged on the pipe wall of the vent pipe, a first sealing element is arranged on the outer wall of the vent pipe positioned on one side of the trachea air ducts, the trachea air duct on one side of the first sealing element is sealed, and a second sealing element is arranged on the outer wall of the vent pipe positioned on the other side of the trachea air ducts; when the airtight structure is matched with the sealing element, the vent pipe penetrates through the cavity of the airtight structure, and at least one air pipe vent passage is not in sealing fit with the wall of the cavity; the first sealing element is in sealing fit with the first sealing ring.
An appliance comprising the above-described sealing body. Preferably, the apparatus is a container requiring vacuum.
It should be noted that the terms such as "upper end" and "lower end" in this patent mainly serve to facilitate the description, but do not limit the patent, for example, "the channel includes a first channel at the upper end, and a second channel communicated with the first channel" can be fully expressed as "the channel includes a first channel at the lower end, and a second channel communicated with the first channel".
The beneficial effect of this patent lies in:
1. the airtight structure of this patent, simple structure, it is convenient to prepare.
2. This patent the seal, simple structure, gas exchange is convenient, realizes that vacuum effect is good.
Drawings
Fig. 1 is a perspective view of a gas-tight structure in example 1 of this patent.
Fig. 2 is a plan view of the air-tight structure in example 1 of this patent.
FIG. 3 is a sectional view taken along line A-A of the gas-tight structure in example 1 of this patent.
Fig. 4 is a perspective view of the sealing body in example 1 of this patent.
Fig. 5 is a plan view of the seal body in example 1 of this patent.
FIG. 6 is a sectional view taken along line B-B of the seal in example 1 of this patent.
Fig. 7 is a perspective view of the air-tight structure in example 2 of this patent.
Fig. 8 is a plan view of the air-tight structure in example 2 of this patent.
FIG. 9 is a C-C sectional view of the gas-tight structure in example 2 of this patent.
The corresponding relation between each part and the number in the patent drawings is as follows:
the air-tight structure 1, the cavity column 101, the sealing platform 102, the cavity 103, the first sealing ring 104, the first ventilation rib 105, the rib ventilation channel 106, the connecting wall 107, the thread 108, the first cavity 109, the second cavity 110, the sealing element 2, the ventilation pipe 201, the trachea ventilation channel 202, the first sealing element 203 and the second sealing element 204.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the utility model. All falling within the scope of the present invention.
Example 1
The airtight structure 1 according to the present embodiment is shown in fig. 1-3, and includes a cavity column 101, a sealing platform 102 with an upper end connected to the cavity column, and a channel 103 penetrating through the cavity column and the sealing platform; the cavity comprises a first cavity 109 at the upper end and a second cavity 110 communicated with the first cavity, and the diameter of the first cavity is larger than that of the second cavity; the seal platform includes a first seal ring 104 that surrounds the channel. A connecting wall 107 is arranged on the sealing platform, and a thread 108 is arranged on the connecting wall; the cavity post is provided with threads 108. The first sealing ring is an equal-height ring.
The sealing body according to the present embodiment, a schematic perspective view, a top view, and a sectional view B-B of which are shown in fig. 4-6, includes the airtight structure 1, and further includes a sealing member 2 sealingly engaged with the airtight structure, where the sealing member includes a ventilation tube 201, the wall of the ventilation tube is provided with 2 ventilation tubes 202, the outer wall of the ventilation tube at one side of the ventilation tubes is provided with a first sealing member 203, the ventilation tubes at one side of the first sealing member are sealed, and the outer wall of the ventilation tube at the other side of the ventilation tubes is provided with a second sealing member 204; when the airtight structure is matched with the sealing element, the vent pipe passes through the cavity channel of the airtight structure, and the two air pipe vent channels are not in sealing fit with the cavity channel wall and are both arranged in the first cavity channel 109; the first sealing element is in sealing fit with the first sealing ring.
The appliance according to the present embodiment includes the above-described sealing body.
Example 2
The schematic perspective view, the top view, and the C-C sectional view of the airtight structure 1 according to this embodiment are shown in fig. 7-9, and include a cavity column 101, a sealing platform 102 connected to the cavity column at the upper end, and a channel 103 penetrating through the cavity column and the sealing platform; the cavity comprises a first cavity 109 at the upper end and a second cavity 110 communicated with the first cavity, and the diameter of the first cavity is larger than that of the second cavity; the sealing platform comprises a first sealing ring 104 which surrounds the cavity; the sealing platform comprises a first ventilation rib 105, and 3 rib ventilation channels 106 are arranged on the first ventilation rib; the first ventilation convex edge surrounds the cavity channel; the first ventilation convex rib is arranged on the inner side of the first sealing ring; the first sealing ring is an equal-height ring; the first ventilation convex edge is an equal-height edge; the height of the first ventilation convex ridge is the same as that of the first sealing ring. A connecting wall 107 is arranged on the sealing platform, and a thread 108 is arranged on the connecting wall; the cavity post is provided with threads 108. The first cavity channel and the second cavity channel are cylindrical, the cavity column is cylindrical, and the sealing platform is cylindrical. The rib air duct is an open air duct.
The sealing body related to the embodiment comprises the airtight structure 1 and further comprises a sealing element 2 which is in sealing fit with the airtight structure, wherein the sealing element comprises a vent pipe 201, a plurality of trachea air ducts 202 are arranged on the pipe wall of the vent pipe, a first sealing element 203 is arranged on the outer wall of the vent pipe positioned on one side of the trachea air ducts, the trachea air ducts on one side of the first sealing element are sealed, and a second sealing element 204 is arranged on the outer wall of the vent pipe positioned on the other side of the trachea air ducts; when the airtight structure is matched with the sealing element, the vent pipe passes through the cavity channel of the airtight structure, and the two air pipe vent channels are not in sealing fit with the cavity channel wall and are both arranged in the first cavity channel 109; the first sealing element is in sealing fit with the first sealing ring.
The appliance according to the present embodiment includes the above-described sealing body.
Example 3
The airtight structure comprises a cavity column, a sealing platform with the upper end connected with the cavity column, and a cavity channel penetrating through the cavity column and the sealing platform; the sealing platform comprises a first sealing ring, and the first sealing ring surrounds the cavity channel. The sealing platform is provided with a connecting wall, and the connecting wall is provided with threads; the cavity column is provided with threads.
The sealing body comprises the airtight structure and a sealing piece in sealing fit with the airtight structure, wherein the sealing piece comprises a vent pipe, a plurality of trachea air ducts are arranged on the pipe wall of the vent pipe, a first sealing piece is arranged on the outer wall of the vent pipe positioned on one side of the trachea air ducts, the trachea air duct positioned on one side of the first sealing piece is sealed, and a second sealing piece is arranged on the outer wall of the vent pipe positioned on the other side of the trachea air ducts; when the airtight structure is matched with the sealing element, the vent pipe penetrates through the cavity of the airtight structure, and at least one air pipe vent passage is not in sealing fit with the wall of the cavity; the first sealing element is in sealing fit with the first sealing ring.
The appliance according to the present embodiment includes the above-described sealing body.
Example 4
The airtight structure comprises a cavity column, a sealing platform with the upper end connected with the cavity column, and a cavity channel penetrating through the cavity column and the sealing platform; the cavity comprises a first cavity at the upper end and a second cavity communicated with the first cavity, and the diameter of the first cavity is larger than that of the second cavity; the sealing platform comprises a first sealing ring which surrounds the cavity channel; the sealing platform comprises a first ventilation rib and a second ventilation rib, and the first ventilation rib and the second ventilation rib are respectively provided with a plurality of rib ventilation channels which surround the channels; the first ventilation convex rib is arranged on the inner side of the first sealing ring, and the second ventilation convex rib is arranged on the outer side of the first sealing ring; the height of the first ventilation convex ridge is 1mm higher than that of the first sealing ring, and the height of the second ventilation convex ridge is the same as that of the first sealing ring. The first cavity channel and the second cavity channel are cylindrical, the cavity column is cylindrical, and the sealing platform is cylindrical. The convex rib air duct is a ring-shaped air duct.
The sealing body comprises the airtight structure and a sealing piece in sealing fit with the airtight structure, wherein the sealing piece comprises a vent pipe, a plurality of trachea air ducts are arranged on the pipe wall of the vent pipe, a first sealing piece is arranged on the outer wall of the vent pipe positioned on one side of the trachea air ducts, the trachea air duct positioned on one side of the first sealing piece is sealed, and a second sealing piece is arranged on the outer wall of the vent pipe positioned on the other side of the trachea air ducts; when the airtight structure is matched with the sealing element, the vent pipe penetrates through the cavity channel of the airtight structure, and the two air pipe vent channels are not in sealing fit with the cavity channel wall and are both arranged in the first cavity channel; the first sealing element is in sealing fit with the first sealing ring.
The appliance according to the present embodiment includes the above-described sealing body. .
Claims (10)
1. An airtight structure is characterized by comprising a cavity column, a sealing platform with the upper end connected with the cavity column, and a cavity channel penetrating through the cavity column and the sealing platform; the sealing platform comprises a first sealing ring, and the first sealing ring surrounds the cavity channel.
2. The hermetic structure according to claim 1, wherein the sealing platform comprises a first ventilation rib, and the first ventilation rib is provided with a plurality of rib ventilation channels; the first ventilation convex edge surrounds the cavity channel; the first ventilation convex rib is arranged on the inner side of the first sealing ring.
3. The hermetic structure according to claim 2, wherein the sealing platform comprises a second vent rib, and the second vent rib is provided with a plurality of rib ventilation channels; the second air convex edge ring surrounds the cavity channel and is arranged on the outer side of the first sealing ring.
4. An airtight structure as claimed in claim 2 or claim 3 wherein said fin airways comprise open airways and/or circular airways.
5. An airtight structure as defined in claim 2 or 3, wherein said first sealing ring is a contour ring, said first ventilation ridge is a contour edge, and said first ventilation ridge has a height not lower than that of said first sealing ring.
6. An airtight structure as claimed in any preceding claim, wherein said channel comprises a first channel at an upper end, a second channel communicating with the first channel; and the first channel diameter is greater than the second channel diameter.
7. The hermetic structure according to claim 6 wherein the first channel and the second channel are cylindrical, the cavity post is cylindrical, and the sealing platform is cylindrical.
8. A seal comprising the hermetic structure according to any one of claims 1-7, and further comprising a sealing member in sealing engagement with the hermetic structure.
9. The seal of claim 8, wherein said seal comprises a vent tube, said vent tube having a plurality of tracheal airways formed in a wall thereof, a first seal disposed on an outer wall of said vent tube on one side of said tracheal airways, said tracheal airway on one side of said first seal being sealed, and a second seal disposed on an outer wall of said vent tube on the other side of said tracheal airways; when the airtight structure is matched with the sealing element, the vent pipe penetrates through the cavity of the airtight structure, and at least one air pipe vent passage is not in sealing fit with the wall of the cavity; the first sealing element is in sealing fit with the first sealing ring.
10. An appliance characterized by comprising the sealing body according to claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292784.5U CN215673574U (en) | 2021-02-02 | 2021-02-02 | Airtight structure, sealing body and utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292784.5U CN215673574U (en) | 2021-02-02 | 2021-02-02 | Airtight structure, sealing body and utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215673574U true CN215673574U (en) | 2022-01-28 |
Family
ID=79950650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120292784.5U Expired - Fee Related CN215673574U (en) | 2021-02-02 | 2021-02-02 | Airtight structure, sealing body and utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215673574U (en) |
-
2021
- 2021-02-02 CN CN202120292784.5U patent/CN215673574U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |