CN110921093A - Ventilative bung hole structure - Google Patents
Ventilative bung hole structure Download PDFInfo
- Publication number
- CN110921093A CN110921093A CN201911406447.8A CN201911406447A CN110921093A CN 110921093 A CN110921093 A CN 110921093A CN 201911406447 A CN201911406447 A CN 201911406447A CN 110921093 A CN110921093 A CN 110921093A
- Authority
- CN
- China
- Prior art keywords
- cover
- waterproof
- small
- barrel
- tegillum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 239000012528 membrane Substances 0.000 claims description 20
- 210000004907 gland Anatomy 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/16—Closures not otherwise provided for with means for venting air or gas
- B65D51/1605—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior
- B65D51/1611—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior by means of an orifice, capillary or labyrinth passage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The invention relates to a ventilating bung hole structure which comprises a large cover, wherein the lower part of the large cover is connected with a bung hole, a small cover is arranged in the large cover, the lower end of the small cover is connected with a lower protective cover of a film, a waterproof breathable film is arranged in the middle of the small cover, a small cover vent hole is formed in the lower part of the waterproof breathable film, a waterproof cover is connected to the upper end of the small cover, a bung sealing ring is arranged between the large cover and the bung hole, a small cover sealing ring is arranged between the large cover and the small cover, the lower part of the large cover is of an annular structure, a large cover lower thread is arranged on the inner periphery of the lower part of the large cover, a bung sealing groove is formed above the large cover lower thread, a small cover mounting cavity is formed in the upper part. The invention has simple structure, seals the liquid in the barrel, and can simultaneously discharge the gas expanded in the barrel from the waterproof and breathable film along with the change of temperature, thereby keeping the pressure balance inside and outside the barrel.
Description
Technical Field
The invention belongs to the technical field of packaging mechanical equipment, and relates to a ventilating barrel opening structure.
Background
In the prior art, liquid in a conveying barrel body is collided with and changes the temperature along with conveying, gas in the liquid changes the volume, if the gas is not removed in time, the barrel body is deformed slightly, and gas rushes out when the barrel body is opened seriously, so that workers are injured.
Disclosure of Invention
The invention aims to provide a ventilating bung hole structure which can solve the problem of gas expansion, has a simple structure and can seal liquid in a barrel.
According to the technical scheme provided by the invention: the utility model provides a ventilative bung hole structure, includes the big lid, big lid sub-unit connection bung hole, install the tegillum in the big lid, the protection casing under the tegillum lower extreme connection membrane, the waterproof ventilated membrane of tegillum mid-mounting, waterproof ventilated membrane lower part is opened there is the tegillum bleeder vent, the tegillum is connected to the tegillum upper end, the big lid with set up the bung sealing washer between the bung hole, the big lid with set up the tegillum sealing washer between the tegillum.
As a further improvement of the invention, the lower part of the large cover is of an annular structure, the inner periphery of the lower part of the large cover is provided with a large cover lower thread, a barrel cover sealing groove is formed above the large cover lower thread, the upper part of the large cover is provided with a small cover mounting cavity, the lower inner wall of the small cover mounting cavity is provided with a small cover connecting thread, and the upper end of the small cover connecting thread is a sealing ring mounting inclined plane.
As a further improvement of the invention, a bung thread is arranged on the periphery of the bung, the upper end of the bung is positioned below the bung sealing groove, the bung sealing ring is arranged in the bung sealing groove, and the upper end of the bung props against the bottom of the bung sealing ring.
As a further improvement of the invention, the periphery of the lower part of the small cover is provided with small cover external threads, the small cover is internally provided with small cover air holes, the periphery of each small cover air hole is provided with a core film mounting boss, a press block mounting thread is arranged above the core film mounting boss, the periphery of the upper part of the small cover is provided with a waterproof cover mounting groove, and a small cover sealing ring is arranged between the lower end of the waterproof cover mounting groove and the sealing ring mounting inclined plane.
As a further improvement of the invention, the inner periphery of the waterproof cover is provided with a waterproof cover mounting boss which is embedded in the waterproof cover mounting groove, the waterproof cover mounting boss and the waterproof cover mounting groove are in clearance fit, and an air passage is reserved between the waterproof cover mounting boss and the waterproof cover mounting groove.
As a further improvement of the invention, the middle part of the small cover is provided with the waterproof and breathable film through a film pressing cover; the membrane gland periphery sets up the gland screw thread, the gland screw thread with briquetting installation screw thread meshes mutually, the membrane gland with set up between the membrane installation boss waterproof ventilated membrane, little lid bleeder vent below installation the protection casing under the membrane, the protection casing both sides are opened to have bleeder vent down.
Compared with the prior art, the invention has the following advantages:
the invention has simple structure, seals the liquid in the barrel, and can simultaneously discharge the gas expanded in the barrel from the waterproof and breathable film along with the change of temperature, thereby keeping the pressure balance inside and outside the barrel.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the large lid of the present invention.
Fig. 3 is a schematic structural view of the small cover of the present invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
In the figure 1-3, the barrel comprises a barrel opening 1, a large cover 2, a large cover lower thread 2-1, a barrel cover sealing groove 2-2, a small cover mounting cavity 2-3, a small cover connecting thread 2-4, a sealing ring mounting inclined plane 2-5, a barrel cover sealing ring 3, a small cover 4, a small cover external thread 4-1, a small cover air hole 4-2, a membrane mounting boss 4-3, a pressing block mounting thread 4-4, a waterproof cover mounting groove 4-5, a small cover sealing ring 5, a waterproof cover 6, a membrane pressing cover 7, a waterproof breathable membrane 8 and the like.
As shown in figure 1, the invention relates to a ventilating barrel opening structure which comprises a large cover 2, as shown in figure 2, the lower part of the large cover 2 is of an annular structure, a large cover lower thread 2-1 is arranged on the inner periphery of the lower part of the large cover 2, a barrel cover sealing groove 2-2 is arranged above the large cover lower thread 2-1, a small cover mounting cavity 2-3 is arranged in the upper part of the large cover 2, a small cover connecting thread 2-4 is arranged in the lower inner wall of the small cover mounting cavity 2-3, and a sealing ring mounting inclined plane 2-5 is arranged at the upper end of the small cover connecting thread 2-4.
The lower end of the big cover 2 is connected with a bung hole 1, bung hole threads are arranged on the periphery of the bung hole 1, and the bung hole threads are meshed with the big cover lower threads 2-1. The upper end part of the bung hole 1 is positioned below the bung sealing groove 2-2, a bung sealing ring 3 is arranged in the bung sealing groove 2-2, the upper end part of the bung hole 1 props against the bottom of the bung sealing ring 3, and the bung sealing ring 3 prevents liquid from flowing out from a gap between the large cover 2 and the bung hole 1. A small cover 4 is arranged in the small cover installation cavity 2-3, as shown in figure 3, the small cover 4 is cylindrical, a small cover external thread 4-1 is arranged on the periphery of the lower part of the small cover 4, and the small cover external thread 4-1 is meshed with the small cover connecting thread 2-4. A small cover air hole 4-2 is arranged in the small cover 4, a core film mounting boss 4-3 is arranged around the small cover air hole 4-2, a pressing block mounting thread 4-4 is arranged above the core film mounting boss 4-3, and the upper end of the small cover 4 is connected with a waterproof cover 6. The periphery of the upper part of the small cover 4 is provided with a waterproof cover mounting groove 4-5, the inner periphery of the waterproof cover 6 is provided with a waterproof cover mounting boss, the waterproof cover mounting boss is embedded in the waterproof cover mounting groove 4-5, the waterproof cover mounting boss and the waterproof cover mounting groove 4-5 are in clearance fit, and an air passage is reserved between the waterproof cover mounting boss and the waterproof cover mounting groove 4-5. A small cover sealing ring 5 is arranged between the lower end of the waterproof cover mounting groove 4-5 and the sealing ring mounting inclined plane 2-5, so that liquid is prevented from flowing out from a gap between the small cover 4 and the large cover 2.
The small cover 4 is provided with a film gland 7, the periphery of the film gland 7 is provided with gland threads, and the gland threads are meshed with the pressing block mounting threads 4-4. A waterproof breathable film 8 is arranged between the film pressing cover 7 and the film mounting boss 4-3, a lower protective cover 10 is mounted below the small cover vent hole 4-2, and lower vent holes are formed in two sides of the lower protective cover 10 to prevent liquid in the barrel from directly splashing on the waterproof breathable film 8 in the bumpy conveying process.
The working process of the invention is as follows:
moisture in the barrel body permeates through the lower air vent, passes through the small cover air vent 4-2, and is separated from liquid and gas through the waterproof air vent film 8, and then the gas leaves the barrel body from a gap between the small cover 4 and the waterproof cover 6.
Claims (6)
1. The utility model provides a ventilative bung hole structure which characterized in that: the structure includes big lid (2), big lid (2) sub-unit connection bung hole (1), install tegillum (4) in big lid (2), protective cover (10) under tegillum (4) lower extreme connection membrane, tegillum (4) mid-mounting waterproof ventilated membrane (8), open tegillum bleeder vent (4-2) waterproof ventilated membrane (8) lower part, tegillum (4) upper end is connected waterproof cover (6), big lid (2) with set up bung sealing washer (3) between bung hole (1), big lid (2) with set up tegillum sealing washer (5) between tegillum (4).
2. The vent bunghole structure of claim 1, wherein: the improved structure is characterized in that the lower portion of the large cover (2) is of an annular structure, a large cover lower thread (2-1) is arranged on the inner periphery of the lower portion of the large cover (2), a cover sealing groove (2-2) is formed above the large cover lower thread (2-1), a small cover mounting cavity (2-3) is formed in the upper portion of the large cover (2), a small cover connecting thread (2-4) is arranged in the lower inner wall of the small cover mounting cavity (2-3), and a sealing ring mounting inclined plane (2-5) is arranged at the upper end of the small cover connecting thread (2-4).
3. The vent bunghole structure of claim 2, wherein: the barrel cover sealing structure is characterized in that a barrel opening thread is arranged on the periphery of the barrel opening (1), the upper end of the barrel opening (1) is located below the barrel cover sealing groove (2-2), the barrel cover sealing ring (3) is installed in the barrel cover sealing groove (2-2), and the upper end of the barrel opening (1) abuts against the bottom of the barrel cover sealing ring (3).
4. The vent bunghole structure of claim 2, wherein: the novel sealing structure is characterized in that a small cover external thread (4-1) is arranged on the periphery of the lower portion of the small cover (4), small cover air holes (4-2) are formed in the small cover (4), core film installation bosses (4-3) are arranged on the periphery of the small cover air holes (4-2), pressing block installation threads (4-4) are arranged above the core film installation bosses (4-3), a waterproof cover installation groove (4-5) is formed in the periphery of the upper portion of the small cover (4), and a small cover sealing ring (5) is arranged between the lower end of the waterproof cover installation groove (4-5) and the sealing ring installation inclined plane (2-5).
5. The vent bunghole structure of claim 4, wherein: the inner periphery of the waterproof cover (6) is provided with a waterproof cover mounting boss which is embedded in the waterproof cover mounting groove (4-5), the waterproof cover mounting boss and the waterproof cover mounting groove (4-5) are in clearance fit, and an air passage is reserved between the waterproof cover mounting boss and the waterproof cover mounting groove.
6. The vent bunghole structure of claim 4, wherein: the middle part of the small cover (4) is provided with the waterproof breathable film (8) through a film pressing cover (7); the periphery of membrane gland (7) sets up the gland screw thread, the gland screw thread with briquetting installation screw thread (4-4) mesh mutually, membrane gland (7) with set up between membrane installation boss (4-3) waterproof ventilated membrane (8), install tegillum bleeder vent (4-2) below protection casing (10) under the membrane, protection casing (10) both sides are opened there is lower bleeder vent under the membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911406447.8A CN110921093A (en) | 2019-12-31 | 2019-12-31 | Ventilative bung hole structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911406447.8A CN110921093A (en) | 2019-12-31 | 2019-12-31 | Ventilative bung hole structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110921093A true CN110921093A (en) | 2020-03-27 |
Family
ID=69861514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911406447.8A Pending CN110921093A (en) | 2019-12-31 | 2019-12-31 | Ventilative bung hole structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110921093A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148423A (en) * | 2021-04-23 | 2021-07-23 | 明浩塑胶科技(昆山)有限公司 | High-cleanliness flange barrel with ventilating assembly and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136796A (en) * | 1974-04-11 | 1979-01-30 | Greif Bros. Corporation | Vented closure |
| DE8621927U1 (en) * | 1986-08-16 | 1986-10-09 | Mauser-Werke GmbH, 5040 Brühl | Closure with degassing valve |
| DE29608342U1 (en) * | 1996-05-08 | 1996-07-04 | Protechna S.A., Freiburg/Fribourg | Safety valve made of plastic for containers |
| JPH09193961A (en) * | 1996-01-18 | 1997-07-29 | Fujimori Kogyo Kk | Cap with vent opening for plastic container |
| CN1179762A (en) * | 1995-02-07 | 1998-04-22 | 普罗格特-甘布尔公司 | Protecting means for venting systems |
| CN211593556U (en) * | 2019-12-31 | 2020-09-29 | 无锡四方友信股份有限公司 | Ventilative bung hole structure |
-
2019
- 2019-12-31 CN CN201911406447.8A patent/CN110921093A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136796A (en) * | 1974-04-11 | 1979-01-30 | Greif Bros. Corporation | Vented closure |
| DE8621927U1 (en) * | 1986-08-16 | 1986-10-09 | Mauser-Werke GmbH, 5040 Brühl | Closure with degassing valve |
| CN1179762A (en) * | 1995-02-07 | 1998-04-22 | 普罗格特-甘布尔公司 | Protecting means for venting systems |
| JPH09193961A (en) * | 1996-01-18 | 1997-07-29 | Fujimori Kogyo Kk | Cap with vent opening for plastic container |
| DE29608342U1 (en) * | 1996-05-08 | 1996-07-04 | Protechna S.A., Freiburg/Fribourg | Safety valve made of plastic for containers |
| CN211593556U (en) * | 2019-12-31 | 2020-09-29 | 无锡四方友信股份有限公司 | Ventilative bung hole structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148423A (en) * | 2021-04-23 | 2021-07-23 | 明浩塑胶科技(昆山)有限公司 | High-cleanliness flange barrel with ventilating assembly and using method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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