CN207312187U - With the container cover exempted from unlatching upper cover and unsealed - Google Patents

Abstract

The utility model discloses with the container cover exempted from unlatching upper cover and unsealed, including upper cover and base, seal is located at base upper shed, Kaifeng linkage structure is equipped between upper cover and base, when upper cover is with respect to base rotation, Kaifeng linkage structure then acts on seal, and tear seal and make upper cover chamber and base cavity mutual conduction, and when upper cover discharge port and base discharge port to it is upper when, tapping channel conducting, can fall to take out the material in container at this time；Circle round upper cover, when upper cover discharge port and base discharge port stagger, tapping channel is closed, and capsule contents are then isolated from the outside world sealing；From tear seal, conducting tapping channel, material is poured out, turns off tapping channel, in whole process is realized in the case where not opening upper cover, i.e. upper cover is sealedly attached on base all the time, is avoided upper cover and is separated and the defects of the making dirty and is inconvenient to use that be easily lost or drop with base；Therefore the utility model had both facilitated people's use, also ensured health and safety.

Description

With the container cover exempted from unlatching upper cover and unsealed

【Technical field】

Container closure lid is the utility model is related to, especially there is the container cover exempted from unlatching upper cover and unsealed.

【Background technology】

Sealing is carried out to container filling oral area it is to ensure that safety, one of process of health using preceding.For this reason, as a kind of existing Some container finish sealing structures, i.e., be equipped with diaphragm seal in container finish, then close the lid again, in use, needing first cover Son open, then firmly puncture the diaphragm seal, the material in container can just be poured out therewith, which during puncturing, The easily material in pollution container.

As another sealing structure of existing container finish, i.e. lid includes upper cover and base, and base is equipped with close Draw ring is sealed, base is connected with container finish, and upper cover is then accordingly located on base, in use, people also need first to beat upper cover Open, then sealing draw ring is torn, is allowed to separate with base, the material that can then fall in extracting container, which is sealed in tear , it is necessary to larger effect during draw ring, and the direction of active force is exquisite, if method is not right, can not be successfully opening.

In addition, in the prior art, during deblocking, lid or upper cover need to separate with container finish or base, are using process In, lid or upper cover then easily drop and make dirty or lose.

For this reason, it is above-mentioned and it is other need first to uncap remove or puncture the container packaging structure of sealing structure again, its use Bring inconvenience.In view of the above problems, therefore the utility model have studied can be in the case of covered, you can container is close Seal the lid that encapsulating structure tear is opened.

【Utility model content】

The technical problem to be solved by the present invention is to provide with the container cover exempted from unlatching upper cover and unsealed, including upper cover And base, seal are located at base upper shed, Kaifeng linkage structure is additionally provided between upper cover and base, when upper cover is the bottom of with respect to During seat start, Kaifeng linkage structure then acts on seal, and tears seal and cause upper cover chamber and base cavity phase mutual conductance It is logical, and when upper cover discharge port aligns with base discharge port, tapping channel conducting, can fall to take out the material in container at this time, from Seal, conducting tapping channel are torn, material is poured out, turns off tapping channel, be all not open upper cover in whole process In the case of realize, that is, realize in the case where not opening upper cover, you can by base seal tear, avoid existing skill Upper cover needs to separate and the defects of the making dirty and is inconvenient to use that be easily lost or drop with base in art；Therefore use the utility model Technical solution, had not only facilitated people's use, and but also will not lose or make upper cover dirty, and with scientific structure design rationally, operation The characteristics of convenient and hygienic.

In order to solve the above technical problems, the utility model includes having the container cover exempted from unlatching upper cover and unsealed, including it is upper Lid and bottom seat, the upper cover are connected to base top, and the upper cover is equipped with upper cover chamber, and the base is equipped with the bottom of upper and lower opening Seat chamber, and sealing is equipped with seal at the base cavity upper shed, between the upper cover and base and is located at upper cover chamber Interior to be equipped with Kaifeng linkage structure, i.e., when upper cover is with respect to base rotation, Kaifeng linkage structure then tears seal and causes upper cover Chamber and base cavity mutual conduction.

The Kaifeng linkage structure includes being located in upper cover chamber and the actuator of upper cover start and is connected with seal Driven member, the actuator are sequentially connected with driven member.

The upper cover is rotationally buckled on base, the polygon that the actuator and driven member coordinate for mutual socket Sleeve/shaft column, when upper cover is with respect to base rotation, actuator drives driven member accordingly to rotate, and seal is made in driven member moment of torsion Separated with lower with base tear.

The upper cover is rotationally buckled on base, and the actuator and driven member are the screw thread being mutually threadedly coupled Set/column.

The screw thread of actuator and driven member the mutual cooperation connection is all left hand thread or right-handed thread, when upper cover is opposite During base rotation, actuator then accordingly drives driven member and seal to be moved upwardly or downwardly, and causes seal to be torn with base Separation.

Or the upper cover is rotationally buckled on base, the actuator for be located in cover cavity and position with it is close The corresponding pillar of sealing, the driven member is then the upper surface of seal, and the bottom surface of the pillar is connected to seal upper table Face, and the pillar bottom surface and/or seal are set with respect to upper cover axes of rotation skew, when pillar is rotated with upper cover, pillar bottom surface Then it is open-top make it that seal is torn for top pressure seal upper surface.

Or the upper cover is rotationally buckled on base, the actuator is located at the drawing in cover cavity for bias Hook, the driven member are then the draw ring that is connected with seal, and the drag hook is ganged up with the free end of draw ring, when upper cover is opposite During base rotation, which rotates therewith, and pulls draw ring, which then acts on seal and be allowed to tear and separate with base.

Or the upper cover is rotationally buckled on base, the actuator and driven member are to be respectively provided at cover cavity The tooth of engageable transmission on interior and seal, when upper cover is with respect to base rotation, the tooth of the upper cover rotates therewith, and under bear down on one Push away the tooth of seal so that seal tears and separated with base.

At least two intermeshing teeth, and the upper cover cavity are equipped with respectively in the upper cover cavity and on seal Space width increasing or decreasing between interior two tooth, correspondingly the space width on the seal between two teeth is identical；Or it is described on Space width in cover cavity between two teeth is identical, correspondingly the space width increasing or decreasing on the seal between two teeth.

The crown of the upper cover cavity internal tooth has been correspondingly formed cutting edge, when upper cover is with respect to base rotation, the upper cover Seal can be cut and be separated with base by the cutting edge of tooth.

It is equipped between the seal and base when external force acts on seal, seal is easily torn and is separated with base Thin position tear mark.

The upper cover is equipped with upper cover discharge port with base sealing snapping, the upper lid, and the base goes out equipped with base Material mouth, and when upper cover is with respect to base rotation, upper cover discharge port can align or stagger with base discharge port.

Compared with prior art, the utility model has the container cover exempted from unlatching upper cover and unsealed, opposite using upper cover During base rotation, by breaking a seal, linkage structure acts on seal, and in the case of without opening upper cover, seal can be torn Split so that upper cover chamber is turned on base cavity, and when upper cover discharge port and base discharge port to it is upper when, tapping channel is then Conducting, can fall to take out the material in container at this time；Upper cover is rotated again, when upper cover discharge port staggers with base discharge port, discharging Passage is then closed, and the material in container then completely cuts off with external world's sealing, it is ensured that after the use of Kaifeng, can seal the thing in container up for safekeeping Matter, is allowed to exempt from pollution, change of tide, oxidation deterioration etc..

In addition, Kaifeng linkage structure can be the polygon sleeve/shaft column to cooperate, or the spiral shell being mutually threadedly coupled Line set/column, or drag hook/draw ring to cooperate etc.；From tear seal, conducting tapping channel, material is poured out, is turned off out Expect passage, in whole process, upper cover is constantly coupled on base, i.e., need not open upper cover can complete to unseal, take behaviour Make, avoid upper cover in the prior art and separated and the defects of the making dirty and is inconvenient to use that be easily lost or drop with base, therefore adopt With technical solutions of the utility model, people's use had not only been facilitated, but also will not lose or make upper cover dirty, and there is structure design section The characteristics of learning reasonable, simple operation and health.

【Brief description of the drawings】

Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings, wherein：

Fig. 1 has the sectional view for the first embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 2 has the sectional view for second of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 3 has the sectional view for the third embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 4 has the sectional view for the 4th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 5 has the sectional view for the 5th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 6 has the sectional view for the 6th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 7 has the sectional view for the 7th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 8 has the sectional view for the 8th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Fig. 9 has the sectional view for the 9th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Figure 10 has the sectional view for the tenth kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Figure 11 has the tenth a kind of sectional view of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Figure 12 has the sectional view for the 12nd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Figure 12 has the sectional view for the 12nd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model；

Figure 13 has the three-dimensional knot for the 13rd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Structure schematic diagram；

Before Figure 14 for the utility model there is the 13rd kind of embodiment for exempting to open the container cover that upper cover unseals not unseal Sectional view；

It is close that there is Figure 15 the 13rd kind of embodiment solution for exempting from the container cover that unlatching upper cover unseals to be honored as a queen for the utility model The sectional view that sealing departs from；

Figure 16 has base in the 13rd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Dimensional structure diagram；

Figure 17 has base in the 13rd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Sectional view；

Figure 18 has upper cover in the 13rd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Dimensional structure diagram；

Figure 19 has upper cover in the 13rd kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Sectional view；

Figure 20 has what the 14th kind of embodiment for exempting to open the container cover that upper cover unseals did not unsealed for the utility model Sectional view；

It is close that there is Figure 21 the 14th kind of embodiment solution for exempting from the container cover that unlatching upper cover unseals to be honored as a queen for the utility model The sectional view that sealing departs from；

Figure 22 has base in the 14th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Dimensional structure diagram；

Figure 23 has base in the 14th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Sectional view；

Figure 24 has upper cover in the 14th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Dimensional structure diagram；

Figure 25 has upper cover in the 14th kind of embodiment for exempting to open the container cover that upper cover unseals for the utility model Sectional view.

【Embodiment】

Elaborate below in conjunction with the accompanying drawings to the embodiment of the utility model.

As shown in Fig. 1-2 5, the utility model has the container cover exempted from unlatching upper cover and unsealed, including upper cover 1 and base 2, The upper cover 1 is connected to 2 top of base, and the upper cover 1 is equipped with upper cover chamber 11, and the base 2 is equipped with the base of upper and lower opening Chamber 21, and sealing is equipped with seal 22 at 21 upper shed of the base cavity, between the upper cover 1 and base 2 and positioned at upper Kaifeng linkage structure 3 is equipped with lid chamber 11, i.e., when upper cover 1 is rotated relative to base 2, Kaifeng linkage structure 3 then tears sealing Part 22 and cause upper cover chamber 11 and 21 mutual conduction of base cavity, correspondingly the upper cover 1 is equipped with upper cover discharge port, base 2 are equipped with base discharge port, and when upper cover 1 is rotated relative to base 2, upper cover discharge port can align with base discharge port or mistake Open.Therefore, the utility model only need to accordingly be such that upper cover 1 is rotated relative to base 2, you can to make close in the case where not opening upper cover 1 Seal the seal 22 being connected at 2 upper shed of base to be torn, and then upper cover chamber 11 and base cavity 21 are turned on, and when upper Lid discharge port and base discharge port to it is upper when, the tapping channel for being communicated in upper cover chamber 11, base cavity 21 and container intracavity is led It is logical, it can fall to take out the material in container at this time；In rotation upper cover 1, when upper cover discharge port staggers completely with base discharge port, go out Material passage is then closed, and the material in container chamber completely cuts off with extraneous sealing, and therefore, avoiding solution and being honored as a queen influences because that cannot seal The quality of capsule contents.Key is from tear seal, conducting tapping channel, pours out material, turns off tapping channel, whole During a, upper cover is constantly coupled on base, i.e., need not open upper cover can complete to unseal, fall extract operation, avoid existing There is upper cover 1 in technology to be separated and the defects of the making dirty that be easily lost or drop with base 2, therefore use technical solutions of the utility model, Not only people's use had been facilitated, but also will not lose or make upper cover dirty, and there is reasonable scientific structure design, simple operation and health The characteristics of.

The Kaifeng linkage structure 3 includes being located in upper cover chamber 11 and the actuator 31 and and seal of 1 start of upper cover The driven member 32 of 22 connections, the actuator 31 are sequentially connected with driven member 32.When upper cover 1 is rotated relative to base 2, actuator 31 with the synchronous start of upper cover 1, and upper cover 1 is movable all the time is sealedly attached on base 2, correspondingly, actuator 31 then act on from Moving part 32, driven member 32 is then accordingly pullled or top pressure seal 22, and tears seal 22, most upper cover chamber 11 and base at last Chamber 21 turns on.

For the ease of tearing seal 22, it is equipped between the seal 22 and base 2 when external force effect seal 22 When, seal 22 is easily torn and thin position tear mark 23 separated with base 2.

As the first and second of embodiment of the utility model, as depicted in figs. 1 and 2, the upper cover 1 can Rotationally it is buckled on base 2, the actuator 31 and driven member 32 are the polygon sleeve/shaft column that mutually socket coordinates, from Moving part 32 is fixedly connected on seal 22, and when upper cover 1 is rotated relative to base 2, actuator 31 drives driven member 32 accordingly to turn Dynamic, seal 22 separates under the effect of 32 moment of torsion of driven member with the tear of base 2.Cross section is in the actuator 31 of polygonized structure It is socketed on the driven member 32 in polygonized structure, when upper cover 1 is rotated relative to base 2, therefore seal can be transferred a torque to 22, and seal 22 progressively deforms tear with the rotation of driven member 32, when seal 22 is completely disengaged with base 2, Driven member 32 and seal 22 will fall off to container, and during unsealing herein, upper cover 1 snaps onto on base 2 all the time.

As the utility model the third, the 4th kind, the 5th kind, the 6th kind, the 7th kind and the 8th kind of specific embodiment party Formula, as shown in Fig. 3-Fig. 8, the upper cover 1 is rotationally buckled on base 2, and the actuator 31 and driven member 32 are mutual Thread bush/column of threaded connection.

The screw thread of actuator 31 and driven member 32 the mutual cooperation connection is all left hand thread or right-handed thread, works as upper cover 1 relative to base 2 rotate when, actuator 31 then accordingly drives driven member 32 and seal 22 to be moved upwardly or downwardly, and causes to seal Part 22 is separated with the tear of base 2.

As shown in Fig. 3, Fig. 4, Fig. 5, the screw thread of actuator 31 and driven member 32 the mutual cooperation connection is all left-handed spiral shell Line, i.e., when rotating upper cover 1 counterclockwise, upper cover 1 is rotated relative to base 2, and in rotation process, upper cover 1 snaps onto base 2 all the time On, driven member 32 then pulls seal 22 and moves upwards under the guiding of left hand thread, thin between seal 22 and base 2 Position tear mark 23 progressively produces deformation, until seal 22 is separated with the tear of base 2 completely, upper cover chamber 11 and base cavity 21 are then Conducting.

As shown in Figure 7 and Figure 8, the screw thread of actuator 31 and driven member 32 the mutual cooperation connection is all right-handed thread, When rotating clockwise upper cover 1, upper cover 1 is rotated relative to base 2, similarly, in 2 rotation process of opposite base of upper cover 1, upper cover 1 snaps onto on base 2 all the time, and driven member 32 then pulls seal 22 and move downward under the guiding of left hand thread, seal Thin position tear mark 23 between 22 and base 2 progressively produces deformation, until seal 22 is separated with the tear of base 2 completely, upper cover chamber Room 11 is then turned on base cavity 21.

As the 9th kind of the utility model and the tenth kind of embodiment, as shown in Fig. 9-Figure 10, the upper cover 1 can Rotationally be buckled on base 2, the actuator 31 to be located in cover cavity 11 and position and 22 corresponding pillar of seal, The driven member 32 is then the upper surface of seal 22, and the bottom surface of the pillar is connected to 22 upper surface of seal, and described Pillar bottom surface and/or seal 22 are set with respect to 1 axes of rotation skew of upper cover, when pillar is rotated with upper cover 1 relative to base 2, and on Lid 1 is buckled on base 2 all the time, and then make it that seal 22 is torn open-top for 22 upper surface of top pressure seal for pillar bottom surface so that Upper cover chamber 11 is turned on base cavity 21.

The tenth a kind of and the 12nd kind of embodiment as the utility model, as shown in Figure 11-Figure 12, it is described on Lid 1 is rotationally buckled on base 2, and the actuator 31 is located at the drag hook in cover cavity 11, the driven member for bias 32 are the draw ring that be connected with seal 22, and the drag hook is ganged up with the free end of draw ring, when 2 turns of the base relatively of upper cover 1 When dynamic, which rotates with upper cover 1, and drag hook accordingly pulls draw ring, which then pulls seal 22, seal 22 and base Thin position tear mark 23 between 2 progressively produces deformation, until seal 22 is separated with the tear of base 2 completely, upper cover chamber 11 and bottom Seat chamber 21 then turns on, and the draw ring and seal 22 being torn then drop in container, when upper cover 1 rotates base 2, upper cover 1 Remain and be buckled on base 2.

As the 13rd kind and the 14th kind of embodiment of the utility model, as shown in Figure 13-Figure 25, it is described on Lid 1 is rotationally buckled on base 2, and the actuator 31 and driven member 32 is are respectively provided in cover cavity 11 and seal The tooth of engageable transmission on 22, when upper cover 1 is rotated relative to base 2, the tooth of the upper cover 1 rotates therewith, and it is close to push pushing tow The tooth of sealing 22 so that seal 22 tears and is separated with base 2, i.e., when rotating upper cover 1, tooth in upper cover cavity 11 then edge The inclined-plane for the tooth of base 2 is pressed downward and rotates, until seal 22 is completely torn apart with base 2 and separates.The utility model the tenth Difference lies in the 14th kind of embodiment in upper cover with the 13rd kind of embodiment for four kinds of embodiments Notch is equipped between two teeth in chamber 11.

At least two intermeshing teeth, and the upper cover are equipped with respectively in the upper cover cavity 11 and on seal 22 Space width increasing or decreasing in inner cavity 11 between two teeth, correspondingly the space width on the seal 22 between two teeth is identical, Or the space width in the upper cover cavity 11 between two teeth is identical, correspondingly the space width on the seal 22 between two teeth is passed Increase or successively decrease.Using the fit structure, during deblocking, when first tooth in upper cover cavity 11 is contacted on seal 22 First tooth when, the second tooth in upper cover cavity 11 is also without contradicting to the second tooth on seal 22, at this time, upper cover cavity The distance of the 3rd tooth and the 3rd tooth on seal 22 in 11 is then farther, when in 1 rotary course of upper cover, and does not depart from all the time Pushed in the tooth in base 2, upper cover cavity 11, and one by one tooth corresponding with seal 22 contradicts engagement, avoids all Tooth engage at the same time the problem of need to overcome larger resistance, using the above-mentioned design structure of the utility model, user can revolve Turn to increase dynamics step by step during upper cover 1, unsealed easy to user.

In addition, the crown of the tooth in upper cover 1, formed with cutting edge, when upper cover 1 rotates, the cutting edge of tooth then can be by seal 22 corresponding cut separate.

To sum up, the above-mentioned 14 kinds of embodiments of the utility model, upper cover 1 pass through corresponding raised and groove with base 2 Sealing is fastened, and therefore, upper cover 1 is rotated relative to base 2 when being unsealed, and exempts to open upper cover 1, and upper cover 1 is without opening, It is buckled in so upper cover 1 remains on base 2；While upper cover 1 is rotated relative to base 2, that is, realize and destroy and tear bottom Seal 22 on seat 2, makes upper cover chamber 11 be turned on base cavity 21, and is rotated further by upper cover 1, when upper cover discharge port and base Discharge port to it is upper when, tapping channel conducting, the material in pourable container at this time；When upper cover discharge port and base discharge port are complete During dislocation, material in container then completely cuts off with external world's sealing so that the thing after the use of Kaifeng still in can effectively protect container The quality of matter；And during entirely unsealing and take, upper cover 1 is buckled on base 2 all the time, which effectively prevent The defects of upper cover 1 is separated to unseal to exist to be easily lost or drop with base 2 and made dirty in the prior art, and inconvenient for use, therefore adopt With technical solutions of the utility model, the convenience that people use is improved.

Claims (12)

1. with the container cover exempted from unlatching upper cover and unsealed, including upper cover（1）And base（2）, the upper cover（1）It is connected to base （2）Top, it is characterised in that the upper cover（1）Equipped with upper cover chamber（11）, the base（2）Base cavity equipped with upper and lower opening Room（21）, and the base cavity（21）Seal is hermetically equipped with upper shed（22）, the upper cover（1）With base（2）It Between and be located at upper cover chamber（11）It is interior to be equipped with Kaifeng linkage structure（3）, that is, work as upper cover（1）With respect to base（2）During rotation, Kaifeng connection Dynamic structure（3）Then tear seal（22）And cause upper cover chamber（11）With base cavity（21）Mutual conduction, and formed and held The substance channel of device inner cavity conducting.

2. there is the container cover exempted from unlatching upper cover and unsealed according to claim 1, it is characterised in that the Kaifeng linkage knot Structure（3）Including being located at upper cover chamber（11）Interior and upper cover（1）The actuator of start（31）With with seal（22）What is connected is driven Part（32）, the actuator（31）With driven member（32）It is sequentially connected.

3. there is the container cover exempted from unlatching upper cover and unsealed according to claim 2, it is characterised in that the upper cover（1）It can turn Base is buckled in dynamicly（2）On, the actuator（31）And driven member（32）For the polygon sleeve/shaft that mutually socket coordinates Column, works as upper cover（1）With respect to base（2）During rotation, actuator（31）Drive driven member（32）It is corresponding to rotate, seal（22）From Moving part（32）Moment of torsion effect it is lower and and base（2）Tear separation.

4. there is the container cover exempted from unlatching upper cover and unsealed according to claim 2, it is characterised in that the upper cover（1）It can turn Base is buckled in dynamicly（2）On, the actuator（31）And driven member（32）For the thread bush/column being mutually threadedly coupled.

5. described according to claim 4 have the container cover exempted from unlatching upper cover and unsealed, it is characterised in that the actuator （31）And driven member（32）The screw thread connected that cooperates is all left hand thread or right-handed thread, works as upper cover（1）With respect to base（2） During rotation, actuator（31）Then accordingly drive driven member（32）And seal（22）It is moved upwardly or downwardly, causes seal （22）With base（2）Tear separation.

6. there is the container cover exempted from unlatching upper cover and unsealed according to claim 2, it is characterised in that the upper cover（1）It can turn Base is buckled in dynamicly（2）On, the actuator（31）To be located at upper cover cavity（11）Interior and position and seal（22）It is corresponding Pillar, the driven member（32）It is then seal（22）Upper surface, and the bottom surface of the pillar is connected to seal（22） Upper surface, and the pillar bottom surface and/or seal（22）With respect to upper cover（1）Axes of rotation skew is set, when pillar is with upper cover（1）Turn When dynamic, pillar bottom surface then top pressure seal（22）Upper surface causes seal（22）It is torn open-top.

7. there is the container cover exempted from unlatching upper cover and unsealed according to claim 2, it is characterised in that the upper cover（1）It can turn Base is buckled in dynamicly（2）On, the actuator（31）To be located at upper cover cavity（11）Interior drag hook, the driven member（32）Then For with seal（22）The draw ring of connection, and the drag hook is ganged up with the free end of draw ring, works as upper cover（1）With respect to base（2） During rotation, which rotates therewith, and pulls draw ring, which then acts on seal（22）Be allowed to tear and and base（2）Point From.

8. there is the container cover exempted from unlatching upper cover and unsealed according to claim 2, it is characterised in that the upper cover（1）It can turn Base is buckled in dynamicly（2）On, the actuator（31）And driven member（32）To be respectively provided at upper cover cavity（11）Interior and sealing Part（22）The tooth of upper engageable transmission, works as upper cover（1）With respect to base（2）During rotation, the upper cover（1）Tooth rotate therewith, and Push pushing tow seal（22）Tooth so that seal（22）Tear and and base（2）Separation.

9. there is the container cover exempted from unlatching upper cover and unsealed according to claim 8, it is characterised in that the upper cover cavity （11）Interior and seal（22）It is upper to be equipped with least two intermeshing teeth, and the upper cover cavity respectively（11）Interior two tooth it Between space width increasing or decreasing, the correspondingly seal（22）Space width between upper two tooth is identical；Or in the upper cover Chamber（11）Space width between interior two tooth is identical, correspondingly the seal（22）Space width between upper two tooth is incremented by or passs Subtract.

10. there is the container cover exempted from unlatching upper cover and unsealed according to claim 8 or claim 9, it is characterised in that in the upper cover Chamber（11）The crown of internal tooth has been correspondingly formed cutting edge, works as upper cover（1）With respect to base（2）During rotation, the upper cover（1）Tooth cutting edge of a knife or a sword Sword can be by seal（22）Cut and and base（2）Separation.

11. there is the container cover exempted from unlatching upper cover and unsealed according to claim 1-9, it is characterised in that the seal （22）With base（2）Between be equipped with when external force effect seal（22）When, seal（22）Easily be torn and and base（2）Separation Thin position tear mark（23）.

12. there is the container cover exempted from unlatching upper cover and unsealed according to claim 1-9, it is characterised in that the upper cover（1） With base（2）Seal snapping, the upper cover（1）It is equipped with upper cover discharge port, the base（2）Base discharge port is equipped with, and Work as upper cover（1）With respect to base（2）During rotation, upper cover discharge port can align or stagger with base discharge port.