CN211919548U - Container and mixing device comprising same - Google Patents

Abstract

The utility model discloses a container and contain mixing arrangement of this container is applicable to the slowly-releasing field of chlorine dioxide or other materials. The utility model comprises a container main body with an opening at the upper end and a cover body for sealing the opening, wherein an unsealing piece is arranged inside the container main body, and an outer wall and an inner wall are formed on the cover body; wherein, the outer wall is connected with the container body through screw threads; and an inner wall corresponding to the unsealing member, for releasing the seal of the bottom of the container body by pushing the unsealing member while rotating the lid body in the first direction to release the seal between the lid body and the container body. The cover body rotates towards the first direction, the upward movement is realized by utilizing the thread structure, the sealing between the cover body and the container body is released, meanwhile, the unsealing piece is pushed to move downwards, and the sealing at the bottom of the container body is released by utilizing the unsealing piece. That is, the seal of the upper end opening of the container body is released and the seal of the bottom of the container body is also released by one rotation operation.

Description

Container and mixing device comprising same

Technical Field

The utility model relates to a container and contain the mixing arrangement of this container especially relate to a mixed structure of powder and liquid and be used for the container of this powder of splendid attire, be applicable to the slowly-releasing field of chlorine dioxide or other materials.

Background

Chlorine dioxide, as a commonly used disinfectant, has strong oxidizing property, can oxidize formaldehyde in the air, and is a quick and effective method for removing formaldehyde. Chlorine dioxide as a gas is very limited in use and transportation. The existing fresheners for removing formaldehyde by adopting chlorine dioxide mostly need to be mixed manually on site, are inconvenient to operate, have strong pungent smell and cause poor experience of consumers and the like.

In order to overcome the defects, a mixing device is needed, solid-liquid mixing is realized, and meanwhile, the mixed solution is communicated with the outside air through a slow release channel to realize slow release; or a container for containing powder is needed, the split body is sealed inside in the initial state, the powder is released during use, the mixing of the powder and liquid is realized, and meanwhile, the mixed solution is communicated with the outside air through a slow release channel, so that the slow release is realized.

Disclosure of Invention

An object of the present invention is to overcome the above-mentioned problems, and to provide a container and a mixing device comprising the same.

The purpose of the utility model is achieved by the following technical proposal,

a container comprises a container body with an opening at the upper end and a cover body used for sealing the opening, wherein a seal opening piece is arranged in the container body, and an outer wall and an inner wall are formed on the cover body; wherein the content of the first and second substances,

an outer wall in threaded connection with the container body;

and an inner wall corresponding to the unsealing member, for releasing the seal of the bottom of the container body by pushing the unsealing member while rotating the lid body in the first direction to release the seal between the lid body and the container body. The cover body rotates towards the first direction, the upward movement is realized by utilizing the thread structure, the sealing between the cover body and the container body is released, meanwhile, the unsealing piece is pushed to move downwards, and the sealing at the bottom of the container body is released by utilizing the unsealing piece. That is, the seal of the upper end opening of the container body is released and the seal of the bottom of the container body is also released by one rotation operation.

Preferably, the end part of the inner wall forms a spiral limiting surface; the unsealing piece is provided with a spiral limiting rib matched with the limiting surface; the limiting surface is abutted against the limiting rib, and when the cover body rotates, the rotation of the cover body is converted into the linear motion of the sealing piece by utilizing the interaction of the limiting surface and the limiting rib, so that the sealing of the bottom of the container main body is released.

Preferably, a positioning part is formed on the inner wall; the unsealing piece is provided with a positioning rib matched with the positioning part, so that the unsealing piece can be conveniently positioned during assembly.

Preferably, the side wall of the container body is provided with an external thread, the outer wall of the container body is provided with an internal thread matched with the external thread, and the thread lead angle of the internal thread is smaller than that of the spiral limiting surface, so that the cover body rotates for a certain angle and then moves upwards relative to the container body, the inner wall pushes the unsealing piece to move downwards after the cover body rotates for the certain angle, and the opening seal at the upper end of the container body and the seal release at the bottom of the container body are ensured.

Preferably, the outer wall and the inner wall are both provided with through holes, and a sealing ring is arranged between the outer wall and the inner wall; when the cover body seals the opening of the container main body, the top end of the side wall of the container main body compresses the sealing ring, and the through hole on the outer wall is isolated from the through hole on the inner wall; when the sealing between the cover body and the container body is released, the top end of the side wall is separated from the sealing ring, and meanwhile, the through hole in the outer wall is communicated with the through hole in the inner wall, so that the container body is communicated with the outside, and meanwhile, the gas circulation is more convenient.

Preferably, the lid body rotates in a first direction to release the seal between the lid body and the container body and, at the same time, the unsealing member is pushed to release the seal at the bottom of the container body, and the method further comprises:

the cover body rotates towards the first direction, the cover body moves upwards relative to the container body under the action of the external threads and the internal threads to remove the sealing between the external threads and the internal threads, and meanwhile, the unsealing piece is pushed to move downwards to remove the sealing at the bottom of the container body under the combined action of the limiting surface and the limiting rib.

Preferably, the bottom of the container body is sealed by an integrally formed sealing sheet, and a concave part convenient for cutting is formed at the joint of the sealing sheet and the container body;

or the bottom of the container body is sealed by a sealing film and a sealing plug;

the end of the unsealing piece is provided with a sharp part convenient to cut, so that the sealing sheet or the sealing film can be better cut to remove the sealing of the bottom of the container body.

When the container of the utility model is used in a mixing device for solid-liquid mixing, the container is filled with powder; in an initial state, the top end of the side wall of the container body compresses the sealing ring, and the through hole in the outer wall is isolated from the through hole in the inner wall, so that the opening of the container body is sealed (at the moment, the bottom of the container body is in a factory leaving state, namely a sealing state); rotating the cover body to a certain angle in a first direction, moving the cover body upwards relative to the container body under the action of the external threads and the internal threads, separating the top end of the side wall from the sealing ring, and simultaneously communicating the through hole in the outer wall with the through hole in the inner wall to release the sealing between the container body and the cover body; meanwhile, the rotation of the cover body is converted into linear motion of the unsealing piece by utilizing the interaction of the limiting surface and the limiting rib, so that the unsealing piece moves downwards, the sealing and cutting of the bottom of the container body are realized, the powder is released from the container and is mixed with the liquid to form a slow-release substance (solution or gel), the opening of the upper end surface of the container body is in an opening state at the moment, meanwhile, the sealing of the bottom of the container body is opened, and the mixed substance (solution or gel) can be contacted with the outside air to realize slow release.

A mixing device comprising an appliance for holding a first substance, a container mounted on the appliance to seal the appliance, the container being for holding a second substance, a container body comprising an upper opening, a lid for sealing the opening, an opening in the container body; the cover body is provided with an outer wall and an inner wall; wherein the content of the first and second substances,

an outer wall in threaded connection with the container body;

the inner wall corresponds to the unsealing piece, the unsealing piece is pushed to act to remove the seal at the bottom of the container body while the cover body rotates towards the first direction to remove the seal between the cover body and the container body, the second substance is released into the appliance and mixed with the first substance to form a slow-release substance (solution or gel), and a ventilation channel communicating the inside and the outside of the appliance is formed through the container body and the opening to realize slow release.

Preferably, the end part of the inner wall forms a spiral limiting surface; the unsealing piece is provided with a spiral limiting rib matched with the limiting surface; the limiting surface is abutted against the limiting rib, and when the cover body rotates, the rotation of the cover body is converted into the linear motion of the sealing piece by utilizing the interaction of the limiting surface and the limiting rib, so that the sealing of the bottom of the container main body is released.

Preferably, a positioning part is formed on the inner wall; the unsealing piece is provided with a positioning rib matched with the positioning part, so that the unsealing piece can be conveniently positioned during assembly.

Preferably, the side wall of the container body is provided with an external thread, the outer wall of the container body is provided with an internal thread matched with the external thread, and the thread lead angle of the internal thread is smaller than that of the spiral limiting surface, so that the cover body rotates for a certain angle and then moves upwards relative to the container body, the inner wall pushes the unsealing piece to move downwards after the cover body rotates for the certain angle, and the opening seal at the upper end of the container body and the seal release at the bottom of the container body are ensured.

Preferably, the outer wall and the inner wall are both provided with through holes, and a sealing ring is arranged between the outer wall and the inner wall; when the cover body seals the opening of the container main body, the top end of the side wall of the container main body compresses the sealing ring, and the through hole on the outer wall is isolated from the through hole on the inner wall; when the sealing between the cover body and the container body is released, the top end of the side wall is separated from the sealing ring, and meanwhile, the through hole in the outer wall is communicated with the through hole in the inner wall, so that the container body is communicated with the outside, and meanwhile, the gas circulation is more convenient.

Preferably, the lid body rotates in a first direction to release the seal between the lid body and the container body and, at the same time, the unsealing member is pushed to release the seal at the bottom of the container body, and the method further comprises:

the cover body rotates towards the first direction, the cover body moves upwards relative to the container body under the action of the external threads and the internal threads to remove the sealing between the external threads and the internal threads, and meanwhile, the unsealing piece is pushed to move downwards to remove the sealing at the bottom of the container body under the combined action of the limiting surface and the limiting rib.

Preferably, the bottom of the container body is sealed by an integrally formed sealing sheet, and a concave part convenient for cutting is formed at the joint of the sealing sheet and the container body;

or the bottom of the container body is sealed by a sealing film and a sealing plug;

the end of the unsealing piece is provided with a sharp part convenient to cut, so that the sealing sheet or the sealing film can be better cut to remove the sealing of the bottom of the container body.

Preferably, the mixing device further comprises a shell covered outside the container, the bottom end of the shell is provided with an opening, the top end of the shell is provided with a plurality of ventilation openings, an annular wall is formed inside the shell, and a plurality of grooves are formed in the inner side of the annular wall; the outer surface processing of lid outer wall have a plurality of with recess assorted protruding muscle, the casing passes through this recess and protruding muscle joint, can realize the lid through rotating the casing and rotate.

Preferably, the annular wall is provided with a through hole for emitting the slow-release gas to the outer side of the annular wall and to the outside through the ventilation opening.

Compared with the prior art, the utility model have following advantage and effect:

1. the utility model can quickly mix the materials in different states by rotating the cover body by a certain angle, and simultaneously open the slow release channel to communicate the mixed materials with the outside air, thereby realizing slow release; namely, only one action is needed to realize the mixing and the opening of the slow release channel at the same time, and the structure design is ingenious.

2. The certain angle of reverse rotation lid utilizes the contact of lateral wall and sealing washer can seal container upper end opening to close the slowly-releasing passageway, make the user open and seal the slowly-releasing passageway according to the user demand, thereby reach increase of service life's purpose.

3. The spiral limiting surface is abutted to the spiral limiting rib, when the cover body rotates, the rotation of the cover body is converted into the linear motion of the sealing piece by utilizing the interaction of the limiting surface and the limiting rib, the sealing of the bottom of the container main body is removed, the structure is simple, the use is convenient, and the fault is not easy to occur.

Drawings

Fig. 1 is a sectional view of the container in a factory-shipping state (initial state).

Fig. 2 is a cross-sectional view of the container of the present invention in a state where the seal is released (both the upper and lower seals are released).

Fig. 3 is a perspective view of the container body of the present invention.

Fig. 4 is a cross-sectional view of the container body of the present invention.

Fig. 5 is a perspective view of the cover of the present invention.

Fig. 6 is a sectional view of the cover of the present invention.

Fig. 7 is a perspective view of the opening seal of the present invention.

Fig. 8 is a perspective view of the seal of the present invention from another perspective.

Figure 9 is a cross-sectional view of the closure of the present invention.

Fig. 10 is an exploded view of the mixing device of the present invention.

Fig. 11 is a sectional view of the mixing device of the present invention in a factory state (initial state).

Fig. 12 is a cross-sectional view of the mixing device of the present invention in a state where the seal is released (both the upper and lower seals are released).

Fig. 13 is a perspective view of the device of the present invention.

Fig. 14 is a perspective view of the housing of the present invention.

Fig. 15 is a perspective view of the housing of the present invention from another perspective.

Fig. 16 is a cross-sectional view of the housing of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 9, the present invention relates to a container, which comprises a container body 1 with an open upper end, a cover body 2 for sealing the open upper end, and an unsealing member 3 located inside the container body 1.

As shown in fig. 3 and 4, in this embodiment, the side wall 1-1 of the container body 1 is provided with an external thread; the bottom of the container body 1 is sealed by an integrally formed sealing sheet 1-2, a concave part 1-3 convenient to cut is formed at the joint of the sealing sheet and the container body 1, the concave part is annular as a whole, and the thickness of the concave part is smaller than that of the sealing sheet 1-2; sealing can be realized by adopting sealing films, sealing plugs and the like;

as shown in fig. 7-9, the sealing member 3 is a hollow cylinder with two open ends, a spiral limiting rib 3-1 is provided on the outer surface, and a sharp part 3-3 for facilitating cutting is provided at the end, in this case, the sharp part is an inclined surface.

As shown in fig. 5 and 6, an outer wall 2-1 and an inner wall 2-2 are formed on the cover body 2, an internal thread adapted to the external thread on the side wall 1-1 is formed on the outer wall 2-1, and the outer wall 2-1 is in threaded connection with the container body 1 through the internal thread; the end part of the inner wall 2-2 is provided with a spiral limiting surface 2-3 (the limiting surface is abutted against the limiting rib) matched with the limiting rib 3-1, and the lead angle of the spiral limiting surface is larger than that of the internal thread and the external thread, so that the cover body 2 can be ensured to move upwards relative to the container main body 1 after rotating for a certain angle, the inner wall 2-2 can push the seal opening piece 3 to move downwards after the cover body 2 rotates for the certain angle, and the seal of the upper end opening of the container main body 1 and the seal of the bottom of the container main body 1 can be ensured to be released. Through holes 2-5 are formed in the outer wall 2-1 and the inner wall 2-2, and a sealing ring 2-6 is arranged between the outer wall 2-1 and the inner wall 2-2.

When the container of the embodiment is used in a mixing device for mixing solid and liquid, the container is filled with powder; as shown in fig. 1, in an initial state, the top end of the side wall 1-1 of the container body 1 compresses the sealing ring 2-6, and simultaneously isolates the through hole 2-5 on the outer wall 2-1 from the through hole 2-5 on the inner wall 2-2, so as to seal the opening of the container body 1; rotating the cover body 2 to a certain angle in a first direction, enabling the cover body 2 to move upwards relative to the container main body 1 under the action of the external threads and the internal threads, enabling the top end of the side wall 1-1 to be separated from the sealing ring 2-6, enabling the through hole 2-5 in the outer wall 2-1 to be communicated with the through hole 2-5 in the inner wall 2-2, and releasing the sealing between the container main body 1 and the cover body 2; meanwhile, the rotation of the cover body 2 is converted into the linear motion of the opening part 3 by the interaction of the limiting surface 2-3 and the limiting rib 3-1, the opening part 3 descends, the concave part 1-3 at the bottom of the container body 1 is cut by the sharp part 3-3, the sealing between the sealing sheet 1-2 and the container body 1 is relieved (as shown in figure 2), the powder is released from the container and mixed with the liquid to form a slow-release substance (solution or gel), and the mixed substance (solution or gel) can be contacted with the outside air to realize slow release because the opening at the upper end surface of the container body 1 is in an opening state and the sealing at the bottom of the container body 1 is relieved at the same time. If the user thinks that the slow release is not needed or is not suitable at present, the cover body 2 is rotated for a certain angle towards a second direction (opposite direction), the cover body 2 moves downwards relative to the container body 1 under the action of the external thread and the internal thread, so that the top end of the side wall 1-1 of the container body 1 compresses the sealing ring 2-6, and meanwhile, the through hole 2-5 on the outer wall 2-1 is isolated from the through hole 2-5 on the inner wall 2-2, and the opening of the container body 1 is sealed; at this time, although the bottom (lower end surface) of the container body 1 is unsealed, the opening of the upper end surface is in a closed state, and the mixed substance (solution or gel) is isolated from the outside air, so that the slow release passage is opened and closed according to the use requirement, and the purpose of prolonging the service life is achieved.

A positioning part 2-4 is formed on the inner wall 2-2; the sealing part 3 is provided with a positioning rib 3-2 matched with the positioning part 2-4, so that the sealing part 3 is convenient to position during assembly. In the initial state, the positioning rib 3-2 is abutted against the positioning part 2-4.

As shown in fig. 10-16, a mixing device of the present invention comprises a device 4 for containing a first substance, a container screwed to the device 4 to seal the device; the container adopts the structure shown in figures 1-9 and is used for containing a second substance, and specifically comprises a container body 1 with an upper end opening, a cover body 2 for sealing the opening, and an unsealing piece 3 positioned inside the container body 1.

In this example, the side wall 1-1 of the container body 1 is provided with external threads; the bottom of the container body 1 is sealed by an integrally formed sealing sheet 1-2, a concave part 1-3 convenient to cut is formed at the joint of the sealing sheet and the container body 1, the concave part is annular as a whole, and the thickness of the concave part is smaller than that of the sealing sheet 1-2; of course, sealing can also be achieved by means of sealing films, sealing plugs, etc.

The sealing member 3 is a hollow cylinder with two open ends, a spiral limiting rib 3-1 is arranged on the outer surface of the sealing member, and a sharp part 3-3 which is convenient for cutting is arranged at the end part of the sealing member, wherein the sharp part is an inclined plane.

An outer wall 2-1 and an inner wall 2-2 are formed on the cover body 2, an internal thread matched with the external thread on the side wall 1-1 is processed on the outer wall 2-1, and the outer wall 2-1 is in threaded connection with the container main body 1 through the internal thread; the end part of the inner wall 2-2 is provided with a spiral limiting surface 2-3 (the limiting surface is abutted against the limiting rib) matched with the limiting rib 3-1, and the lead angle of the spiral limiting surface is larger than that of the internal thread and the external thread, so that the cover body 2 can be ensured to move upwards relative to the container main body 1 after rotating for a certain angle, the inner wall 2-2 can push the seal opening piece 3 to move downwards after the cover body 2 rotates for the certain angle, and the seal of the upper end opening of the container main body 1 and the seal of the bottom of the container main body 1 can be ensured to be released. Through holes 2-5 are formed in the outer wall 2-1 and the inner wall 2-2, and a sealing ring 2-6 is arranged between the outer wall 2-1 and the inner wall 2-2.

As shown in fig. 11, in the initial state, the top end of the side wall 1-1 of the container body 1 compresses the sealing ring 2-6, and at the same time, the through hole 2-5 on the outer wall 2-1 is isolated from the through hole 2-5 on the inner wall 2-2, so as to seal the opening of the container body 1; rotating the cover body 2 to a certain angle in a first direction, enabling the cover body 2 to move upwards relative to the container main body 1 under the action of the external threads and the internal threads, enabling the top end of the side wall 1-1 to be separated from the sealing ring 2-6, enabling the through hole 2-5 in the outer wall 2-1 to be communicated with the through hole 2-5 in the inner wall 2-2, and releasing the sealing between the container main body 1 and the cover body 2; meanwhile, the rotation of the cover body 2 is converted into the linear motion of the opening sealing piece 3 by the interaction of the limiting surface 2-3 and the limiting rib 3-1, the opening sealing piece 3 descends, the concave part 1-3 at the bottom of the container body 1 is cut by the sharp part 3-3, the sealing between the sealing piece 1-2 and the container body 1 is released (as shown in figure 12), the second substance is released from the container and mixed with the first substance to form a slow-release substance (solution or gel), and at the same time, the opening at the upper end surface of the container body 1 is in an opening state, the sealing at the bottom of the container body 1 is released, and the mixed substance (solution or gel) can be in contact with the outside air to realize slow release. If the user thinks that the slow release is not needed or is not suitable at present, the cover body 2 is rotated for a certain angle towards a second direction (opposite direction), the cover body 2 moves downwards relative to the container body 1 under the action of the external thread and the internal thread, so that the top end of the side wall 1-1 of the container body 1 compresses the sealing ring 2-6, and meanwhile, the through hole 2-5 on the outer wall 2-1 is isolated from the through hole 2-5 on the inner wall 2-2, and the opening of the container body 1 is sealed; at this time, although the bottom (lower end surface) of the container body 1 is unsealed, the opening of the upper end surface is in a closed state, and the mixed substance (solution or gel) is isolated from the outside air, so that the slow release passage is opened and closed according to the use requirement, and the purpose of prolonging the service life is achieved.

A positioning part 2-4 is formed on the inner wall 2-2; the sealing part 3 is provided with a positioning rib 3-2 matched with the positioning part 2-4, so that the sealing part 3 is convenient to position during assembly. In the initial state, the positioning rib 3-2 is abutted against the positioning part 2-4.

As shown in fig. 14-16, in order to improve the overall aesthetic measure, the mixing device of the present embodiment further includes a housing 5 covering the container, the housing has an opening at the bottom end and a plurality of ventilation openings 5-1 at the top end, an annular wall 5-2 is formed inside the housing 5, and a plurality of grooves 5-3 are formed inside the annular wall; the outer surface of the cover body 2 is provided with a plurality of convex ribs 2-7 matched with the grooves 5-3, the shell is clamped with the convex ribs through the grooves, and the cover body can rotate by rotating the shell.

In order to further improve the slow release effect, the annular wall 5-2 is provided with air holes 5-4 for emitting the slow release gas to the outer side of the annular wall 5-2 and to the outside through the ventilation openings 5-1.

As shown in fig. 12, after the slow release channel is opened, the mixed substances (solution or gel) are sequentially released to the outside through the bottom of the container body 1, the through hole 2-5 on the inner wall 2-2, the through hole 2-5 on the outer wall 2-1, the air hole 5-4 and the vent 5-1; or the slow release is carried out to the outside through the bottom of the container body 1, the through holes 2-5 on the inner wall 2-2, the through holes 2-5 on the outer wall 2-1, the gap between the annular wall 5-2 and the cover body 2 and the ventilation opening 5-1 in sequence; or the slow release is carried out to the outside through the bottom of the container body 1, the gap between the inner wall 2-2 and the unsealing piece 3, the gap between the inner wall 2-2 and the side wall 1-1, the gap between the outer wall 2-1 and the side wall 1-1 and the ventilation opening 5-1 in sequence; or the slow release is carried out to the outside through the bottom of the container body 1, the gap between the inner wall 2-2 and the unsealing piece 3, the gap between the inner wall 2-2 and the side wall 1-1, the gap between the outer wall 2-1 and the side wall 1-1, the gap between the annular wall 5-2 and the cover body 2 and the ventilation opening 5-1 in sequence.

Claims (11)

1. A container comprising a container body (1) having an open upper end, a lid body (2) for sealing the opening, characterized in that: an opening and closing piece (3) is arranged in the container main body (1), and an outer wall (2-1) and an inner wall (2-2) are formed on the cover body (2); wherein the content of the first and second substances,

the outer wall (2-1) is in threaded connection with the container body (1);

and the inner wall (2-2) corresponds to the opening sealing piece (3), and pushes the opening sealing piece (3) to act to release the sealing of the bottom of the container body (1) when the cover body (2) rotates towards the first direction to release the sealing between the cover body (2) and the container body (1).

2. The container of claim 1, wherein: the end part of the inner wall (2-2) forms a spiral limiting surface (2-3); the seal opening piece (3) is provided with a spiral limiting rib (3-1) matched with the limiting surface (2-3).

3. The container of claim 1, wherein: a positioning part (2-4) is formed on the inner wall (2-2); and the unsealing piece (3) is provided with a positioning rib (3-2) matched with the positioning part (2-4).

4. The container of claim 2, wherein: the side wall (1-1) of the container body (1) is provided with an external thread, the outer wall (2-1) is provided with an internal thread matched with the external thread, and the lead angle of the external thread is smaller than that of the spiral limiting surface (2-3).

5. The container of claim 1, wherein: through holes (2-5) are formed in the outer wall (2-1) and the inner wall (2-2), and a sealing ring (2-6) is arranged between the outer wall (2-1) and the inner wall (2-2); when the cover body (2) seals the opening of the container body (1), the top end of the side wall (1-1) of the container body (1) compresses the sealing ring (2-6), and meanwhile, the through hole (2-5) on the outer wall (2-1) is isolated from the through hole (2-5) on the inner wall (2-2); when the sealing between the cover body (2) and the container body (1) is released, the top end of the side wall (1-1) is separated from the sealing ring (2-6), and meanwhile, the through hole (2-5) on the outer wall (2-1) is communicated with the through hole (2-5) on the inner wall (2-2), so that the container body (1) is communicated with the outside.

6. The container of claim 2, wherein: the cover body (2) rotates towards the first direction, and when the sealing between the cover body (2) and the container body (1) is released, the opening piece (3) is pushed to act, and the sealing at the bottom of the container body (1) is released, specifically:

the cover body (2) rotates towards the first direction, the cover body (2) moves upwards relative to the container main body (1) to remove the sealing between the cover body and the container main body, and meanwhile, the seal opening piece (3) is pushed to move downwards to remove the sealing at the bottom of the container main body (1) under the combined action of the limiting surface (2-3) and the limiting rib (3-1).

7. The container of claim 1, wherein: the bottom of the container body (1) is sealed by an integrally formed sealing sheet (1-2), and a concave part (1-3) convenient to cut is formed at the joint of the sealing sheet and the container body (1);

or the bottom of the container body (1) is sealed by a sealing film and a sealing plug;

the end part of the opening part (3) is provided with a sharp part (3-3) convenient for cutting.

8. A mixing device comprising means (4) for containing a first substance, a container mounted on the means (4) for sealing the means, characterized in that: the container is used for containing a second substance and comprises a container body (1) with an opening at the upper end, a cover body (2) used for sealing the opening and a seal opening piece (3) positioned in the container body (1); an outer wall (2-1) and an inner wall (2-2) are formed on the cover body (2); wherein the content of the first and second substances,

the outer wall (2-1) is in threaded connection with the container body (1);

the inner wall (2-2) corresponds to the opening and closing piece (3), the opening and closing piece (3) is pushed to act when the cover body (2) rotates towards the first direction to remove the seal between the cover body (2) and the container body (1), the seal at the bottom of the container body (1) is removed, the second substance is released into the appliance (4), and a ventilation channel communicating the inside and the outside of the appliance (4) is formed through the container body (1) and the opening.

9. The mixing device of claim 8, wherein: the end part of the inner wall (2-2) forms a spiral limiting surface (2-3); the seal opening piece (3) is provided with a spiral limiting rib (3-1) matched with the limiting surface (2-3).

10. The mixing device of claim 9, wherein: the side wall (1-1) of the container body (1) is provided with an external thread, the outer wall (2-1) is provided with an internal thread matched with the external thread, and the lead angle of the external thread is smaller than that of the spiral limiting surface (2-3).

11. The mixing device of claim 8, wherein: a positioning part (2-4) is formed on the inner wall (2-2); the seal opening piece (3) is provided with a positioning rib (3-2) matched with the positioning part (2-4);

through holes (2-5) are formed in the outer wall (2-1) and the inner wall (2-2), and a sealing ring (2-6) is arranged between the outer wall (2-1) and the inner wall (2-2); when the cover body (2) seals the opening of the container body (1), the top end of the side wall (1-1) of the container body (1) compresses the sealing ring (2-6), and meanwhile, the through hole (2-5) on the outer wall (2-1) is isolated from the through hole (2-5) on the inner wall (2-2); when the sealing between the cover body (2) and the container main body (1) is released, the top end of the side wall (1-1) is separated from the sealing ring (2-6), and meanwhile, the through hole (2-5) on the outer wall (2-1) is communicated with the through hole (2-5) on the inner wall (2-2), so that the container main body (1) is communicated with the outside;

the bottom of the container body (1) is sealed by an integrally formed sealing sheet (1-2), and a concave part (1-3) convenient to cut is formed at the joint of the sealing sheet and the container body (1);

or the bottom of the container body (1) is sealed by a sealing film and a sealing plug;

the end part of the opening part (3) is provided with a sharp part (3-3) convenient for cutting.

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