CN111498297B - Turnover awning type sealing method and device - Google Patents
Turnover awning type sealing method and device Download PDFInfo
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- CN111498297B CN111498297B CN202010367157.3A CN202010367157A CN111498297B CN 111498297 B CN111498297 B CN 111498297B CN 202010367157 A CN202010367157 A CN 202010367157A CN 111498297 B CN111498297 B CN 111498297B
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- 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
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- 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
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/26—Mechanisms for opening or closing, e.g. pedal-operated
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- 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
- B65D55/00—Accessories for container closures not otherwise provided for
- B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The turnover awning type sealing method and device comprise an installation cover, wherein the installation cover is provided with a turnover awning structure, a triggering structure and a locking structure, the installation cover is provided with an installation groove, a sealing groove and a clamping groove, a first hydraulic oil cylinder and a second hydraulic oil cylinder are arranged in the installation groove, the first hydraulic oil cylinder and the second hydraulic oil cylinder are fixedly connected with the installation cover through first fastening screws, and the first hydraulic oil cylinder and the second hydraulic oil cylinder are connected through an oil conveying pipeline. Adopt above-mentioned structure, realized direct the installation of involving, through the cooperation of triggering structure, the fluffy structure of upset and locking structure, it is sealed to accomplish the tube shape thing nozzle automatically fast to can not cause the influence to other original functions on the equipment, whole device is rational in infrastructure simultaneously, the preparation of being convenient for, the in-service use is effectual.
Description
Technical Field
The invention relates to the technical field of mechanical sealing, in particular to a turnover awning type sealing method and a turnover awning type sealing device.
Background
For the cartridge nozzle seal, the space available for installation is limited and the sealing function must be achieved in a limited space, which is obviously not met by conventional sealing devices. In extreme cases, the reliability requirements for the sealing device are extremely high, and the more precise the device is, the more susceptible it is to external interference. In actual life, articles such as a sealing cover are mostly adopted for sealing, but the sealing cover has strict requirements on the size, the size deviation easily influences the sealing effect, the sealing cover does not have the automatic sealing function, and the sealing cover is quite inconvenient for occasions where the installation space is limited and manual sealing is inconvenient.
Disclosure of Invention
The invention aims to solve the technical problem of providing a turnover canopy type sealing method and device, which realize direct installation, automatically and quickly complete the sealing of a cylindrical object cylinder opening through the matching of a trigger structure, a turnover canopy structure and a locking structure, have no influence on other original functions on equipment, and have reasonable structure, convenient manufacture and good actual use effect.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a fluffy formula sealing device overturns, covers including the installation, the installation cover be equipped with the fluffy structure of upset, trigger structure and locking structure, the installation is covered and is equipped with mounting groove, seal groove and draw-in groove, be equipped with first hydraulic cylinder and second hydraulic cylinder in the mounting groove, first hydraulic cylinder and second hydraulic cylinder all cover fixed connection through a fastening screw and installation, first hydraulic cylinder is connected through defeated oil pipe way with the second hydraulic cylinder.
In the preferred scheme, the turnover awning structure comprises a fixed shaft arranged on a sealing groove, a fixed semi-ring and a rotating semi-ring, wherein the outer edge of the fixed semi-ring is provided with a connecting block matched with the fixed semi-ring, the connecting block on the fixed semi-ring is fixedly connected with an installation cover and a gasket through a second fastening screw, the outer edge of the rotating semi-ring is provided with a connecting block matched with the rotating semi-ring, the connecting block on the rotating semi-ring is fixedly connected with the gasket through a second fastening screw, the end part of the rotating semi-ring is provided with a connecting plate, one end, far away from the rotating semi-ring, of the connecting plate is hinged with the fixed shaft, the fixed shaft is provided with a torsion spring, one end of the torsion spring is connected with the fixed semi-ring, the other end of the torsion spring is connected with the rotating semi-ring, the installation cover is provided with a storage cavity, sealing cloth is arranged in the storage cavity, one end of the sealing cloth is connected with the fixed semi-ring, and the other end of the sealing cloth is connected with the rotating semi-ring.
In a preferable scheme, the triggering structure comprises a triggering groove arranged on the inner wall of the mounting cover, a triggering block matched with the triggering groove is arranged in the triggering groove, the triggering block is mounted on the triggering groove through a pin shaft, the triggering end of the triggering block is positioned in the inner cavity of the mounting cover, the other end of the triggering block is matched with one end of a limiting plate, the limiting plate is arranged at the bottom of the triggering groove, the other end of the limiting plate penetrates through the mounting cover and extends to the mounting groove to be limited by a limiting table, the bottom of the limiting table is connected with the top end of a supporting rod, the bottom end of the supporting rod is movably inserted into the top of a first hydraulic oil cylinder, a first limiting rod is arranged at the top of the limiting table, a first spring is sleeved on the first limiting rod, one end of the first spring is connected with the limiting table, the other end of the first spring is connected with the top of the inner wall of the mounting groove, one end, far away from the limiting table, is inserted into the mounting cover, and a first limiting cavity is arranged in the mounting cover, the first limiting cavity is internally provided with a second limiting rod, one end of the second limiting rod is provided with a baffle matched with the first limiting cavity, the other end of the second limiting rod penetrates through the mounting cover and extends to the position above the sealing groove, the second limiting rod is matched with the first limiting rod, a second spring is sleeved on the second limiting rod, one end of the second spring is connected with the baffle, and the other end of the second spring is connected with one end of the inner wall of the first limiting cavity.
In the preferred scheme, the locking structure including setting up and removing the chamber in the installation lid, it is equipped with limit sleeve to remove the intracavity, limit sleeve's bottom is equipped with the stop collar, be equipped with the oppression round pin in the limit sleeve, the top that removes the chamber communicates with the delivery outlet of hydraulic pressure play oil pipe, be equipped with the choke valve on the hydraulic pressure play oil pipe, hydraulic pressure play oil pipe passes through defeated oil pipe way and second hydraulic cylinder intercommunication, still be equipped with in the installation lid and remove the spacing chamber of second of chamber mutually perpendicular intercommunication, the spacing intracavity of second is equipped with the third gag lever post, sealed piece and third spring, the spacing cooperation of third gag lever post and oppression round pin, the one end of third gag lever post is passed through the third spring and is connected with the sealed piece, the other end slidable of third gag lever post extends to the top of seal groove.
In the preferred scheme, the bottom of installation lid be equipped with the location chamber, be equipped with the locating lever in the location chamber, the locating lever passes through the fourth spring to be connected with the location ball, the bottom contact of location ball and limiting plate.
In a preferred scheme, the mounting cover is provided with a jacking screw, and one end of the jacking screw inserted into the mounting cover is positioned in the first limiting cavity.
The turnover canopy type sealing method and the turnover canopy type sealing device provided by the invention have the following beneficial effects by adopting the structure:
(1) the direct installation is realized, and the sealing of the cylindrical object cylinder opening is automatically and quickly finished through the matching of the trigger structure, the turnover canopy structure and the locking structure;
(2) the function of the original equipment is not affected after the installation;
(3) the whole device is reasonable in structure, convenient to manufacture and good in actual use effect.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic view of the whole structure of the present invention in an unsealed state.
Fig. 2 is a schematic view of the overall structure of the present invention in a closed state.
Fig. 3 is a schematic view of the whole structure of the invention in a fully closed state.
Fig. 4 is a schematic top view of the flip-top structure of the present invention.
Fig. 5 is a schematic top view of the flip-top structure of the present invention.
Fig. 6 is a schematic diagram of a trigger structure according to the present invention.
Fig. 7 is a detailed diagram of the trigger structure of the present invention.
Fig. 8 is a schematic view of the locking structure of the present invention.
Fig. 9 is a detailed view of the locking structure of the present invention.
Fig. 10 is a schematic diagram of the oil path of the locking structure of the present invention.
In the figure: the mounting cover 1, the mounting groove 2, the sealing groove 3, the first hydraulic cylinder 4, the second hydraulic cylinder 5, the first fastening screw 6, the clamping groove 7, the fixing shaft 8, the fixed half ring 9, the rotating half ring 10, the sealing cloth 11, the torsion spring 12, the connecting plate 13, the supporting rod 14, the limiting table 15, the first spring 16, the first limiting rod 17, the second limiting rod 18, the second spring 19, the first limiting cavity 20, the jacking screw 21, the storage cavity 22, the triggering groove 23, the triggering block 24, the pin shaft 25, the limiting plate 26, the positioning rod 27, the fourth spring 28, the positioning ball 29, the positioning cavity 30, the connecting block 31, the gasket 32, the second fastening screw 33, the moving cavity 34, the limiting sleeve 35, the limiting sleeve 36, the pressing pin 37, the second limiting cavity 38, the third limiting rod 39, the sealing block 40, the third spring 41, the hydraulic oil outlet pipe 42, the throttle valve 43 and the baffle 44.
Detailed Description
The first embodiment is as follows:
as shown in fig. 1-10, the turnover awning type sealing device comprises an installation cover 1, wherein the installation cover 1 is provided with a turnover awning structure, a trigger structure and a locking structure, the installation cover 1 is provided with an installation groove 2, a sealing groove 3 and a clamping groove 7, a first hydraulic oil cylinder 4 and a second hydraulic oil cylinder 5 are arranged in the installation groove 2, the first hydraulic oil cylinder 4 and the second hydraulic oil cylinder 5 are fixedly connected with the installation cover 1 through a first fastening screw 6, and the first hydraulic oil cylinder 4 is connected with the second hydraulic oil cylinder 5 through an oil conveying pipeline.
In a preferable scheme, the turning tent structure comprises a fixed shaft 8, a fixed half ring 9 and a rotating half ring 10 which are arranged on a sealing groove 3, the outer edge of the fixed half ring 9 is provided with a connecting block 31 matched with the fixed half ring 9, the connecting block 31 on the fixed half ring 9 is fixedly connected with a mounting cover 1 and a gasket 32 through a second fastening screw 33, the outer edge of the rotating half ring 10 is provided with the connecting block 31 matched with the rotating half ring 10, the connecting block 31 on the rotating half ring 10 is fixedly connected with the gasket 32 through a second fastening screw 33, the end part of the rotating half ring 10 is provided with a connecting plate 13, one end of the connecting plate 13 far away from the rotating half ring 10 is hinged with the fixed shaft 8, the fixed shaft 8 is provided with a torsion spring 12, one end of the torsion spring 12 is connected with the fixed half ring 9, the other end of the torsion spring 12 is connected with the rotating half ring 10, the mounting cover 1 is provided with a storage cavity 22, a sealing cloth 11 is arranged in the storage cavity 22, one end of the sealing cloth 11 is connected with the fixed half ring 9, the other end of the sealing cloth 11 is connected to the rotating half ring 10.
In a preferable scheme, the triggering structure comprises a triggering groove 23 arranged on the inner wall of the mounting cover 1, a triggering block 24 matched with the triggering groove 23 is arranged in the triggering groove 23, the triggering block 24 is mounted on the triggering groove 23 through a pin shaft 25, the triggering end of the triggering block 24 is positioned in the inner cavity of the mounting cover 1, the other end of the triggering block 24 is matched with one end of a limiting plate 26, the limiting plate 26 is arranged at the bottom of the triggering groove 23, the other end of the limiting plate 26 penetrates through the mounting cover 1 and extends to the mounting groove 2 to be limited by a limiting table 15, the bottom of the limiting table 15 is connected with the top end of a supporting rod 14, the bottom end of the supporting rod 14 is movably inserted into the top of a first hydraulic oil cylinder 4, a first limiting rod 17 is arranged at the top of the limiting table 15, a first spring 16 is sleeved on the first limiting rod 17, one end of the first spring 16 is connected with the limiting table 15, and the other end of the first spring 16 is connected with the top of the inner wall of the mounting groove 2, one end, far away from limiting table 15, of first limiting rod 17 is inserted into installation cover 1, first limiting cavity 20 is arranged in installation cover 1, second limiting rod 18 is arranged in first limiting cavity 20, one end of second limiting rod 18 is provided with baffle 44 matched with first limiting cavity 20, the other end of second limiting rod 18 penetrates installation cover 1 and extends to the upper portion of sealing groove 3, second limiting rod 18 and first limiting rod 17 are matched with each other, second spring 19 is sleeved on second limiting rod 18, one end of second spring 19 is connected with baffle 44, and the other end of second spring 19 is connected with one end of the inner wall of first limiting cavity 20.
In the preferred scheme, the locking structure comprises a moving cavity 34 arranged in the mounting cover 1, a limiting sleeve 35 is arranged in the moving cavity 34, a limiting sleeve 36 is arranged at the bottom of the limiting sleeve 35, a pressing pin 37 is arranged in the limiting sleeve 35, the top of the moving cavity 34 is communicated with an output port of a hydraulic oil outlet pipe 42, a throttle valve 43 is arranged on the hydraulic oil outlet pipe 42, the hydraulic oil outlet pipe 42 is communicated with a second hydraulic oil cylinder 5 through an oil conveying pipeline, a second limiting cavity 38 which is vertically communicated with the moving cavity 34 is further arranged in the mounting cover 1, a third limiting rod 39, a sealing block 40 and a third spring 41 are arranged in the second limiting cavity 38, the third limiting rod 39 is in limiting fit with the pressing pin 37, one end of the third limiting rod 39 is connected with the sealing block 40 through the third spring 41, and the other end of the third limiting rod 39 can extend to the sealing groove 3 in a sliding manner.
In a preferable scheme, a positioning cavity 30 is arranged at the bottom of the mounting cover 1, a positioning rod 27 is arranged in the positioning cavity 30, the positioning rod 27 is connected with a positioning ball 29 through a fourth spring 28, and the positioning ball 29 is in contact with the bottom of the limiting plate 26.
In a preferable scheme, a jacking screw 21 is arranged on the mounting cover 1, and one end of the jacking screw 21 inserted into the mounting cover 1 is positioned in the first limiting cavity 20.
Example two:
as shown in fig. 1-10, a method of using a flip-top sealing device includes the steps of:
firstly), mounting the mounting cover 1 to the opening of the cylindrical object, and reinforcing the mounting by using a clamping groove 7;
secondly) when an article falls out of the barrel opening, the article can contact the trigger block 24 and drive the trigger block to rotate, the trigger block 24 drives the limit plate 26 to move rightwards, so that the limit of the limit table 15 at the bottom of the first limit rod 17 is released, the first limit rod 17 moves downwards under the action of the first spring 16, the limit of the second limit rod 18 is released, and the second limit rod 18 moves leftwards under the action of the second spring 19, so that the limit of the rotating half ring 10 is released;
thirdly) under the action of the torsion spring 12, the rotating half ring 10 rotates by taking the fixed shaft 8 as a shaft, the rotating half ring 10 rotates to a locking structure, meanwhile, due to the downward movement of the first limiting rod 17, hydraulic oil in the first hydraulic oil cylinder 4 is pressed to be injected into the moving cavity 34 from the hydraulic oil outlet pipe 42 through the oil pipeline via the second hydraulic oil cylinder 5, the pressing pin 37 is started to move downwards in a delayed mode under the action of the throttle valve 43, so that the limit of the third limiting rod 39 is released, and under the action of the third spring 41, the third limiting rod 39 moves leftwards and limits the rotating half ring 10;
and fourthly) finally forming a sealing cloth 11 to seal the opening of the cylindrical object, thereby realizing the sealing effect.
The invention has the beneficial effects that: realized the direct installation that relates to, through the cooperation of triggering the structure, the fluffy structure of upset and locking structure, it is sealed that automatic quick completion barrel form nozzle to can not cause the influence to other original functions on the equipment, whole device is rational in infrastructure simultaneously, the preparation of being convenient for, and in-service use effect is good.
Claims (5)
1. A flip-top awning-type sealing device comprises a mounting cover (1), and is characterized in that: the installation cover (1) is provided with an overturn awning structure, a trigger structure and a locking structure, the installation cover (1) is provided with an installation groove (2), a sealing groove (3) and a clamping groove (7), a first hydraulic cylinder (4) and a second hydraulic cylinder (5) are arranged in the installation groove (2), the first hydraulic cylinder (4) and the second hydraulic cylinder (5) are fixedly connected with the installation cover (1) through a first fastening screw (6), and the first hydraulic cylinder (4) is connected with the second hydraulic cylinder (5) through an oil conveying pipeline;
the turnover awning structure comprises a fixed shaft (8), a fixed half ring (9) and a rotating half ring (10) which are arranged on a sealing groove (3), wherein the outer edge of the fixed half ring (9) is provided with a connecting block (31) matched with the fixed half ring, the connecting block (31) on the fixed half ring (9) is fixedly connected with a mounting cover (1) and a gasket (32) through a second fastening screw (33), the outer edge of the rotating half ring (10) is provided with the connecting block (31) matched with the rotating half ring, the connecting block (31) on the rotating half ring (10) is fixedly connected with the gasket (32) through the second fastening screw (33), the end part of the rotating half ring (10) is provided with a connecting plate (13), one end, far away from the rotating half ring (10), of the connecting plate (13) is hinged with the fixed shaft (8), the fixed shaft (8) is provided with a torsion spring (12), one end of the torsion spring (12) is connected with the fixed half ring (9), the other end of the torsion spring (12) is connected with the rotating semi-ring (10), a storage cavity (22) is arranged on the mounting cover (1), sealing cloth (11) is arranged in the storage cavity (22), one end of the sealing cloth (11) is connected with the fixed semi-ring (9), and the other end of the sealing cloth (11) is connected with the rotating semi-ring (10);
the trigger structure comprises a trigger groove (23) arranged on the inner wall of the mounting cover (1), a trigger block (24) matched with the trigger groove (23) is arranged in the trigger groove (23), the trigger block (24) is mounted on the trigger groove (23) through a pin shaft (25), the trigger end of the trigger block (24) is positioned in an inner cavity of the mounting cover (1), the other end of the trigger block (24) is matched with one end of a limiting plate (26), the limiting plate (26) is arranged at the bottom of the trigger groove (23), the other end of the limiting plate (26) penetrates through the mounting cover (1) and extends to a mounting groove (2) to be limited with a limiting table (15), the bottom of the limiting table (15) is connected with the top end of a supporting rod (14), the bottom end of the supporting rod (14) is movably inserted into an oil inlet at the top of a first hydraulic oil cylinder (4), a first limiting rod (17) is arranged at the top of the limiting table (15), and a first spring (16) is sleeved on the first limiting rod (17), one end of a first spring (16) is connected with a limiting table (15), the other end of the first spring (16) is connected with the top of the inner wall of the mounting groove (2), one end, away from the limiting table (15), of a first limiting rod (17) is inserted into the mounting cover (1), a first limiting cavity (20) is formed in the mounting cover (1), a second limiting rod (18) is arranged in the first limiting cavity (20), a baffle (44) matched with the first limiting cavity (20) is arranged at one end of the second limiting rod (18), the other end of the second limiting rod (18) penetrates through the mounting cover (1) and extends to the upper side of the sealing groove (3), the second limiting rod (18) is matched with the first limiting rod (17), a second spring (19) is sleeved on the second limiting rod (18), one end of the second spring (19) is connected with the baffle (44), and the other end of the second spring (19) is connected with one end of the inner wall of the first limiting cavity (20).
2. The flip-top sealing arrangement of claim 1, further comprising: the locking structure comprises a moving cavity (34) arranged in an installation cover (1), a limiting sleeve (35) is arranged in the moving cavity (34), a limiting sleeve (36) is arranged at the bottom of the limiting sleeve (35), a pressing pin (37) is arranged in the limiting sleeve (35), the top of the moving cavity (34) is communicated with an output port of a hydraulic oil outlet pipe (42), a throttle valve (43) is arranged on the hydraulic oil outlet pipe (42), the hydraulic oil outlet pipe (42) is communicated with a second hydraulic oil cylinder (5) through an oil pipeline, a second limiting cavity (38) which is mutually perpendicular to the moving cavity (34) is further arranged in the installation cover (1), a third limiting rod (39), a sealing block (40) and a third spring (41) are arranged in the second limiting cavity (38), the third limiting rod (39) is in limiting fit with the pressing pin (37), one end of the third limiting rod (39) is connected with the sealing block (40) through the third spring (41), the other end of the third limiting rod (39) can extend above the sealing groove (3) in a sliding mode.
3. The flip-top sealing arrangement of claim 1, further comprising: the bottom of installation lid (1) be equipped with location chamber (30), be equipped with locating lever (27) in location chamber (30), locating lever (27) are connected with location ball (29) through fourth spring (28), the bottom contact of location ball (29) and limiting plate (26).
4. The flip-top sealing arrangement of claim 1, further comprising: the mounting cover (1) is provided with a jacking screw (21), and one end of the jacking screw (21) inserted into the mounting cover (1) is positioned in the first limiting cavity (20).
5. The method of using a flip-top sealing device according to any of claims 1-4, comprising the steps of:
firstly), the mounting cover (1) is mounted to the opening of the cylindrical object, and the mounting can be reinforced by utilizing a clamping groove (7);
secondly), when an article falls out of the barrel opening, the article can contact the trigger block (24) and drive the trigger block to rotate, the trigger block (24) drives the limit plate (26) to move rightwards, so that the limit of the limit table (15) at the bottom of the first limit rod (17) is released, under the action of the first spring (16), the first limit rod (17) moves downwards, the limit of the second limit rod (18) is released, under the action of the second spring (19), the second limit rod (18) moves leftwards, and the limit of the rotating half ring (10) is released;
thirdly), under the action of a torsion spring (12), a rotating half ring (10) rotates by taking a fixed shaft (8) as a shaft, the rotating half ring (10) rotates to a locking structure, meanwhile, hydraulic oil in a first hydraulic oil cylinder (4) is pressed to be injected into a moving cavity (34) from a hydraulic oil outlet pipe (42) through an oil pipeline by virtue of downward movement of a first limiting rod (17), a pressing pin (37) is started to move downwards in a delayed mode through the action of a throttle valve (43), so that the limiting of the third limiting rod (39) is released, and under the action of a third spring (41), the third limiting rod (39) moves leftwards and limits the rotating half ring (10) which rotates;
fourthly), finally forming a sealing cloth (11) to seal the opening of the cylindrical object, thus realizing the sealing effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010367157.3A CN111498297B (en) | 2020-04-30 | 2020-04-30 | Turnover awning type sealing method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010367157.3A CN111498297B (en) | 2020-04-30 | 2020-04-30 | Turnover awning type sealing method and device |
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| Publication Number | Publication Date |
|---|---|
| CN111498297A CN111498297A (en) | 2020-08-07 |
| CN111498297B true CN111498297B (en) | 2022-04-08 |
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| CN202010367157.3A Active CN111498297B (en) | 2020-04-30 | 2020-04-30 | Turnover awning type sealing method and device |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19611656A1 (en) * | 1996-03-25 | 1997-11-20 | Lydia Rieger Fa | Lock mechanism fitted to existing rubbish bins |
| SG11201901143PA (en) * | 2016-08-11 | 2019-03-28 | Glenn Norman Tyler | An improved plastic container body and container closure and carry handle grip / container leverage opening tool assembly |
| CN112278602A (en) * | 2019-05-10 | 2021-01-29 | 杭州电子科技大学 | Reusable low-temperature packaging device |
| CN111038838B (en) * | 2019-12-31 | 2021-06-22 | 贵州白喝吧商务科技有限责任公司 | Anti-counterfeiting packaging box and anti-counterfeiting method thereof |
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