CN213800974U - Can lid assembly, package and container for granular material - Google Patents

Abstract

The utility model relates to a packing goods field relates to a cover subassembly, packing material and dress container of granule material, including flaky lid body, be located this internal material opening of lid, the material opening is sealed by first diaphragm, still including hiding a mouthful piece for be connected with the material opening, hide a mouthful piece and be provided with the through-hole that is used for deriving the material. Through increasing the piece that hides a mouthful of band-pass hole, its size and material open-ended size looks adaptation form with the material opening and can dismantle the connection, and the diameter ratio of this through-hole is slightly bigger than the diameter of general granule material. When the user uses, tear first diaphragm from the lid body earlier to expose the material opening, will hide the mouth piece again and install in the material opening part, thereby the convenience of customers a small amount of material of empting, and when the user needs a large amount of disposable materials of empting, can will hide the mouth piece and take off from the material opening, conveniently realize empting of a large amount of materials like this. Thereby satisfied the demand that the user need empty the material by a small amount and empty the material by a large amount simultaneously to this promotes user experience.

Description

Can lid assembly, package and container for granular material

Technical Field

The utility model relates to a cover subassembly, packing material and dress container of granule material belongs to the technical field of packing goods.

Background

In the existing packaging material, a form of connecting an independent cover body with a wall surface of a packaging object is widely adopted to realize the sealing of the packaging object needing to be sealed. The cover body often exists as a simple single component, functions are very single in use, and the problem that under the condition of a scene with relatively complex contrast, each stage cannot be met is solved. In some use scenarios, sometimes a user desires to pour a large amount of material out of the can of the package at one time, and sometimes a user desires to pour a small amount of material out. The current tank body is generally sealed on the opening of the tank body by adopting a membrane, and a large opening is exposed after the membrane is torn off, so that the tank body is only suitable for dumping a large amount of materials; in order to meet the requirement of a user for dumping a small amount of materials, a middle cover with a plurality of small through holes is fixedly arranged on the surface of an opening of a tank body, the middle cover is fixedly connected with the tank body, and the user is not easy to disassemble the middle cover, so that the tank bodies can not meet the requirement of the user for dumping a large amount of materials and a small amount of materials.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that needs to solve is the problem of overcoming the packing material of current encapsulation granule material and can not satisfy the demand that the user emptys a large amount of and a small amount of materials simultaneously.

The utility model discloses at first provide a cover subassembly, including flaky lid body, still including being located this internal material opening of lid, the material opening is sealed by first diaphragm, still including hiding a mouthful piece for be connected with the material opening, hide a mouthful piece and be provided with the through-hole that is used for deriving the material.

Optionally, a container connecting portion is disposed on the periphery of the cover body to connect the container wall surface to form a container cavity.

Optionally, the mouth piece has a peripheral connection portion connected to the material opening.

Optionally, the peripheral connecting portion includes a positioning member and a fastening member, the positioning member and the fastening member are distributed at intervals on the periphery of the covering member, or the positioning member and the fastening member are respectively disposed on two sides of the periphery of the covering member.

Optionally, the peripheral connecting portion includes an annular rib disposed at the periphery of the covering member, and the annular rib forms an interference fit with the material opening.

Optionally, the diameter of the through-hole ranges from 0.2 to 45.5 mm; one or more through holes are arranged close to the edge of the covering piece, or the through holes form one or more fan-shaped distribution areas close to the edge of the covering piece; the through holes are uniformly arranged, and the distance between the through holes is 1.3 to 5 times larger than the radius of the through holes; first diaphragm is provided with the handle portion, and the handle portion is close to the position setting at material opening place, is provided with big opening at the opposite side that hides the relative through-hole distribution region of mouth piece.

Optionally, the lid body is located the material opening part and is provided with the residual face of gluing, remains to glue the face and form by first diaphragm after the lid body tears, hides when mouthful piece is connected with the material opening, hides the periphery butt of mouthful piece and remains to glue the face to it forms sealed die pressing layer to remain to glue the face.

The utility model discloses still provide a packing material, include foretell cover subassembly, with the container connecting portion sealing connection's of lid body container wall, this container wall forms one side open-ended holding chamber with the lid body, and this opening is the feeding end opening, encloses feeding end opening department at the container wall and forms the end opening connecting portion that are used for sealing connection.

The utility model also provides a dress granule material's container, upwards set up including the opening, and the sealed container body in lower part, pour the material into from this opening to and set up the cover sealing on this container body, this cover sealing and the lid body sealing connection of foretell cover subassembly still include with this body coupling's of lid enclosing cover, hide a mouthful setting and between enclosing cover and the lid body, perhaps hide a mouthful detachable setting at the enclosing cover upper surface.

The utility model also provides a container for containing granular materials, which comprises the above tank cover component and a container body, wherein the container body is provided with an upper sealing connecting part which is connected with the cover body in a sealing way, and the container body is also provided with a lower sealing connecting part which is connected with the bottom cover in a sealing way, so that a sealing cavity is formed by the cover body, the container body and the bottom cover, and materials which are easy to damp are arranged in the sealing cavity; the mouth covering piece is arranged between the outer cover and the cover body, or the mouth covering piece is detachably arranged on the upper surface of the outer cover, or the mouth covering piece is detachably arranged on the lower surface of the bottom cover.

Adopt the utility model discloses the cover subassembly, through increasing the mouth piece that hides of band-pass hole, the size that hides the mouth piece and material open-ended big or small looks adaptation form with material opening and can dismantle the connection, and the diameter of the general granule material of diameter ratio of this through-hole is slightly bigger to can be convenient from hiding the mouth piece and empty out the granule material in the container. When the user uses, tear first diaphragm from the lid body through holding handle portion earlier to expose the material opening, will hide the mouth piece again and install in the material opening part, owing to hide a plurality of through-holes of the surface distribution of mouth piece, thereby the convenience of customers a small amount of material of empting, and when the user needs a large amount of disposable materials of empting, can will hide the mouth piece and take off from the material opening, the material opening that is big like this can conveniently realize empting of a large amount of materials. Thereby satisfied the demand that the user need empty the material by a small amount and empty the material by a large amount simultaneously to this promotes user experience.

Drawings

FIG. 1 is an exploded view of a can lid assembly and container body according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1 with the first diaphragm removed;

fig. 3 is an exploded view of the mouthpiece of fig. 2 in an alternative arrangement;

FIG. 4 is a schematic view of a can lid with a closure according to an embodiment of the present invention mounted to a connecting container body;

FIG. 5 is a cross-sectional view of a can lid assembly and container body according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the closure assembly of FIG. 5 with the first diaphragm removed to attach a can lid;

fig. 7 is a cross-sectional view of the mouthpiece of fig. 6 in an alternative arrangement;

fig. 8 is a perspective view of a covering member according to an embodiment of the present invention;

fig. 9 is a perspective view of a covering member according to another embodiment of the present invention;

fig. 10 is a perspective view of a mouth covering member according to another embodiment of the present invention;

fig. 11 is a perspective view of a covering member according to another embodiment of the present invention;

fig. 12 is a perspective view of a covering member according to another embodiment of the present invention;

fig. 13 is a perspective view of a covering member according to another embodiment of the present invention;

figure 14 is a schematic view of a can lid having a closure according to another aspect of an embodiment of the present invention attached to a connecting container body.

Reference numerals:

the container comprises a container body 10, a first membrane 20, a handle part 21, a mouth covering piece 30, a positioning piece 31, a clamping piece 32, a through hole 33, an annular contact surface 34, an annular convex rib 35, a large opening 36, an outer cover 40, a bottom cover 50, a cover body 60, a material opening 61, a residual glue surface 62 and a container connecting part 63.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict in structure or function. The present invention will be described in detail below with reference to examples.

The utility model discloses a cover subassembly, this cover subassembly and the container body that it corresponds form the container envelope of holding granule material jointly, and form the cavity of holding granule material. The utility model discloses a for pleasing to the eye, sealed needs outside the lid structure, can also further add and establish other lid structures, and not with the utility model discloses a lid is inconsistent. Wherein a particulate material is contained in the chamber, the particle size of the particulate material being from 0.01 to 25mm, the particle size herein being such that the particle size of the majority of the material meets the requirements of this particle size range, as there is no requirement for the material to be of uniform diameter. For irregular particles, the equivalent diameter of the volume is taken as the standard.

In order to further reduce the utility model discloses a cover falls on the dust, can set up the material that shields outside the lid, perhaps sets up the enclosing cover outside the lid, and not contradict with the utility model discloses a lid. The covering referred to in the present invention means that from the physical structure, the area of the covering is larger than the opening, so that the opening can be shielded. The sealing structure or sealing connection mentioned in the present invention means that there is air tightness at the sealing structure, and the air, moisture and oxygen passing ability at the sealing structure satisfies the protection requirement of the material in the container. The container body may be cylindrical, square column shaped, or any other shape that can adopt the above cap body, and the shape of the outer periphery of the cap body is not limited, and although the embodiment is mostly a circular cap body, it is a common technical means to change the shape of the outer periphery of the cap body to adapt to the shape of the container according to the design development ability of those skilled in the art. The material of the container body can be paper, plastic, iron, aluminum alloy and composite processed materials, and is not limited, and according to the property of the contained materials, the packaging material which can meet the requirements of humidity, air tightness and strength and has the consistent connectivity is also available for the technical personnel in the field without creative work in the design and development.

The embodiment of the utility model provides a cover subassembly, as shown in fig. 1 to 12, including flaky lid body 60, still including being located the material opening 61 of lid body 60, material opening 61 is sealed by first diaphragm 20, still including hiding a mouthful piece 30 for be connected with material opening 61, hide a mouthful piece 30 and be provided with the through-hole 33 that is used for deriving the material.

Wherein the cap body 60 is adapted to be sealingly connected to the container body 10 to form a container for particulate material. The material openings 61 may be circular, fan-shaped, D-shaped, square, etc., and are typically circular. The material opening 61 is sealed by the first membrane 20 before the user uses, can set up the viscose layer between the periphery of the material opening 61 of lid body 60 and the first membrane 20, in order to realize the sealing between first membrane 20 and lid body 60, be detachable connection between first membrane 20 and the lid body 60, detachable connection here means, can be artificial to tear this first membrane 20, thus expose material opening 61, for the more convenient first membrane 20 that tears, still be provided with handle portion 21 of easily nipping at the edge of the surface of first membrane 20, this handle portion 21 can be with first membrane 20 integrated into one piece in order to strengthen the firm nature of being connected with first membrane 20, lift thereby conveniently tear first membrane 20 through nipping handle portion 21.

The size that hides mouthful piece 30 and material opening 61's size looks adaptation forms to dismantle with material opening 61 and is connected, is provided with the through-hole 33 that is used for deriving the material that runs through its thickness on the surface that hides mouthful piece 30, and the diameter ratio of this through-hole 33 is slightly bigger than the diameter of general granule material to can be convenient pour out the granule material in the container from hiding mouthful piece 30. When the user uses, tear first diaphragm 20 from lid body 60 through holding handle portion 21 earlier to expose material opening 61, will hide mouthful piece 30 again and install in material opening 61 department, owing to hide a plurality of through-holes 33 of the surface distribution of mouthful piece 30, thereby the material is emptyd to convenience of customers a small amount, and when the user needs a large amount of materials of emptying at a time, can take off from material opening 61 covering mouthful piece 30, the emptys of a large amount of materials can conveniently be realized to big material opening 61 like this. Thereby satisfied the demand that the user need empty the material by a small amount and empty the material by a large amount simultaneously to this promotes user experience.

In some embodiments of the present invention, the diameter of the through hole 33 on the covering member 30 is 0.2 to 45.5mm, and the diameter range includes the diameter of commonly used edible granular materials such as salt, granulated sugar, chicken essence, pepper, etc. When the diameter of the material is larger, the diameter of the through hole 33 is larger, when the diameter of the material is smaller, the diameter of the through hole 33 is smaller, and for different particle materials, the diameter of the through hole 33 can be 0.5mm, 0.8mm, 1.5mm, 2.8mm, 5.0mm, 8.0mm, 12mm, 22mm and the like. Thus, when pouring, the particle materials can be poured out from the through holes 33 by a small amount at a time, so that a user can conveniently control the pouring amount at a time and control the total pouring amount by multiple times. In certain situations, it may be desirable to have a relatively large opening for small granular materials, such as salt pellets, in restaurant applications where a cook may desire to pour a specific amount of salt quickly, a relatively large opening, 45mm in diameter, which may be easily and proficiently controlled to control the appropriate pour amount through the through hole 33 due to the large number of practices the cook may have, and in order to accommodate the cook, a diameter in the range of 25-45.5 mm.

In some embodiments of the present invention, one or more through holes 33 are provided near the edge of the mouthpiece 30, or a plurality of through holes 33 form one or more fan-shaped distribution areas near the edge of the mouthpiece 30. As shown in fig. 8 to 12, the through holes 33 are distributed on the covering member 30 in various forms, which may be distributed on the surface of the whole covering member 30 as shown in fig. 9, and the hole diameter thereof is one size, or may be formed as a sector area distributed on one side of the covering member 30 as shown in fig. 8, or formed as a plurality of sectors distributed on the surface of the covering member 30 as shown in fig. 10, wherein three sectors are distributed on the surface of the covering member 30 as shown in fig. 10, and the hole diameters of the through holes 33 of the three sectors are different, so as to facilitate users to realize the requirements of different flow rates when pouring particulate materials.

In some embodiments of the utility model, except that set up a plurality of through-holes 33 on covering the mouth piece 30, can also be provided with big opening simultaneously, as shown in fig. 13, be provided with big opening 36 that is D type opening at the opposite side that sets up through-hole 33, the aperture of the relative through-hole 33 of the hole area of big opening 36 is big a lot, can set up to 1/4 that occupies the surface area of covering the mouth piece 30 at least usually, so that the user can choose to empty a small amount of particulate material through-hole 33, perhaps empty a large amount of particulate material through big opening 36, in order to adapt to the better demand of user. Wherein the shape of the large opening 36 here may also be other shapes such as circular, square, etc.

In some embodiments of the present invention, the first membrane 20 is provided with a handle portion 21, and the handle portion 21 is disposed near the material opening 61. To the relative lid body 60 surperficial condition that will be relatively little of size of material opening 61, if the size of material opening 61 is less than the 2/3 on lid body 60 surface, just be located the condition on one side on lid body 60 surface, if material opening 61 is the D type, it sets up in one side on lid body 60 surface, the handle portion 21 of first diaphragm 20 is preferred to be close to the position setting at material opening 61 place this moment, with this convenience of customers can expose material opening 61 when tearing first module through pinching handle portion 21, the user need not all to tear first diaphragm 20 from lid body 60 away like this, only tear the region at material opening 61 place can, convenience of customers operates.

In some embodiments of the present invention, as shown in fig. 2 and 3, the cover body 60 is located at the material opening 61 and is provided with the residual glue surface 62, the residual glue surface 62 is formed after the first membrane 20 is torn from the cover body 60, and when the covering member 30 is connected to the material opening 61, the circumferential annular contact surface 34 of the covering member 30 abuts against the residual glue surface 62, so that the residual glue surface 62 forms a sealed lamination layer. As shown in fig. 2 and 3, the residual adhesive surface 62 is formed by an adhesive layer between the first film 20 and the cap body 60, and after the first film 20 is torn from the cap body 60, the adhesive residual adhesive surface 62 is formed along the periphery of the material opening 61, and when the covering member 30 is mounted to the material opening 61 by a slight external force, the annular contact surface 34 of the covering member 30 contacting the cap body 60 is pressed against the residual adhesive surface 62, so that the residual adhesive surface 62 is pressed by the pressure transmitted from the covering member 30 to form a lamination layer, which enhances the airtightness between the covering member 30 and the surface of the cap body 60.

In some embodiments of the present invention, the periphery of the cap body 60 is provided with a container connecting portion 63 to connect the wall surface of the container body 10 to form a container cavity. The container connecting part 63 is integrally formed with the cover body 60 and is connected with the wall surface of the container body 10 in a sealing manner by crimping, so that a cavity for containing granular materials is formed.

In some embodiments of the present invention, the covering member 30 has a peripheral connecting portion, which is connected to the material opening 61. Wherein peripheral connecting portion is two parts, including the annular contact surface 34 and the fixed part with the horizontal limit contact of material opening 61, and the fixed part realizes covering member 30 and material opening 61's detachable fixed connection.

Further, in some embodiments of the present invention, as shown in fig. 6 and 8 to 11, the fixing portion includes a positioning part 31 and a fastening part 32, the positioning part 31 and the fastening part 32 are distributed at intervals on the periphery of the covering part 30, or the positioning part 31 and the fastening part 32 are respectively disposed on two sides of the periphery of the covering part 30. The positioning element 31 is a small section of convex rib, and is distributed at the periphery of the covering element 30 with the fastening element 32 at intervals. When covering the mouth piece 30 and installing on material opening 61, setting element 31 realizes covering the mouth piece 30 location fast and does not take place to deviate in material opening 61 department, then covers the mouth piece 30 buckle 32 through pressing and takes place elastic deformation, and its knot position stretches into the inboard of material opening 61 to this realization covers the fixed connection of mouth piece 30 and material opening 61. The positioning element 31 and the locking element 32 may be a plurality of ones, as shown in fig. 8 to 11, and are uniformly distributed at intervals on the periphery of the surface of the covering element 30.

In some embodiments of the present invention, as shown in fig. 7 and 12, the peripheral connecting portion includes an annular rib 35 disposed at the periphery of the covering member 30, and the annular rib 35 forms an interference fit with the material opening 61. The annular convex rib 35 is not provided with a buckling position, the outer diameter of the annular convex rib is slightly larger than the caliber of the material opening 61, so that when the covering piece 30 is pressed through external force, the annular convex rib 35 extends into the inner side of the material opening 61 to form interference fit, and fixed connection is realized.

The utility model also provides a packing material, include the cover subassembly of above-mentioned embodiment, with the container wall of the container connecting portion 63 sealing connection's of lid body 60 container body 10, this container wall forms one side open-ended holding chamber with lid body 60, and this opening is the feeding end opening, encloses feeding end opening department at container wall face and forms the end opening connecting portion that are used for sealing connection. The packaging container comprises the above-mentioned can cover assembly, and further comprises a container wall hermetically connected with the container connecting part 63, the container wall and the cover body 60 form an accommodating cavity with one side opened, the opening is a feeding bottom opening, and a bottom opening connecting part for sealing connection is formed at the position where the container wall surrounds the feeding bottom opening. The mill of production material can invert this packing material for the feeding end opening is up, and granule material gets into the holding chamber from the feeding end opening after weighing, and granule material is because the action of gravity dashes to lid body 60, and at this moment impact strength is great, through the blockking with lid body 60 viscose sealing connection's first diaphragm 20, the impact of resisting a large amount of granule materials that can be better. As shown in fig. 1 and 5, the thickness of the covering member 30 is smaller than or equal to the distance between the outer cover 40 and the cover body 60, so that the covering member 30 can accommodate the space between the outer cover 40 and the cover body 60, specifically, the side of the covering member 30 where the through hole 33 is disposed faces upward, i.e., toward the outer cover 40, and the side where the fastener is disposed faces downward, i.e., toward the first diaphragm 20; the side of the covering member 30 where the through hole 33 is provided may face the first diaphragm 20, and the side where the locking member is provided may face the outer cover 40.

The utility model discloses still provide a dress container of granule material, as shown in fig. 14, including the opening upwards set up and lower part sealed vessel 10, pour the material into from this opening to and set up the cover sealing on this vessel 10, this cover sealing and the lid body 60 sealing connection of the cover subassembly that the above-mentioned embodiment mentioned, still include the enclosing cover 40 of being connected with lid body 60, hide mouthful piece 30 setting and between enclosing cover 40 and the lid body 60, perhaps hide mouthful 30 detachable setting at enclosing cover 40 upper surface. In order to adopt the container for containing the granular material of the cover assembly, the container body 10 is arranged below the cover body 60 and is connected with the cover body in a sealing way, the container body 10 is provided with an upward material opening, the container body 10 is arranged upwards, the granular material enters the container body 10 from the material opening, and the container body 10 is provided with a top cover sealing part which is connected with the container connecting part 63 of the cover body 60 in a sealing way. In this case, because the container body 10 with the sealed bottom is adopted, the arrangement of the sealing connection structure and the processing of the sealing connection structure can be reduced, and particularly, for plastic containers, easily-formed aluminum alloy containers, iron tank containers or glass containers and the like, the sealing surface can be reduced, the sealing performance can be improved, and the influence of the processing technology on particle materials can be reduced. When a material manufacturer processes such a container containing granular material, it is necessary to purchase the can lid assembly and the container body 10 of the above embodiment, and to hermetically connect the container connecting portion 63 and the top lid sealing portion in the case of containing the granular material. The covering member 30 may be disposed between the cover body 60 and the outer cover 40, as shown in fig. 1 and 5, a thickness of the covering member 30 is smaller than or equal to a distance between the outer cover 40 and the cover body 60, so that the covering member 30 may accommodate a space between the outer cover 40 and the cover body 60, specifically, as mentioned in the above embodiment, the covering member 30 may be disposed in a manner that a surface on which the through hole 33 is disposed faces upward, and a surface on which the locking member is disposed faces downward; or if the mouth guard 30 is thick, it may be removably secured, such as by adhesive tape, to the upper surface of the outer cover 40.

The utility model also provides a container for containing granular materials, which comprises the tank cover component mentioned in the embodiment and a container body 10, wherein the container body 10 is provided with an upper sealing connecting part which is connected with the cover body 60 in a sealing way, the container body 10 is also provided with a lower sealing connecting part which is connected with the bottom cover 50 in a sealing way, so that a sealing cavity is formed by the cover body 60, the container body 10 and the bottom cover 50, and materials which are easy to be damped are arranged in the sealing cavity; the covering member 30 is disposed between the outer cover 40 and the cover body 60, or the covering member 30 is detachably disposed on the upper surface of the outer cover 40, or the covering member 30 is detachably disposed on the lower surface of the bottom cover 50. As shown in fig. 1 to 7, the difference from the previous embodiment is that the container has a bottom cover 50, and a material manufacturer needs to purchase the can lid assembly, the container body 10 and the bottom cover 50 of the previous embodiment in order to process the container containing the granular material, first seal the cover body 60 or the bottom cover 50 with one end of the container body 10 to form a material port with the other end open, and seal the other end with the bottom cover 50 or the cover body 60 after loading the granular material. The thickness of the covering member 30 is smaller than or equal to the distance between the outer cover 40 and the cover body 60, so that the covering member 30 can accommodate the space between the outer cover 40 and the cover body 60, specifically, as mentioned in the above embodiment, the covering member 30 may be disposed in a manner that the surface on which the through hole 33 is disposed faces upward, and the surface on which the locking member is disposed faces downward; or, if the covering member 30 is thick, may be detachably fixed, such as by an adhesive tape, to the upper surface of the outer cover 40, or to the lower surface of the bottom cover 50.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. The utility model provides a cover subassembly, includes flaky lid body, its characterized in that still including being located this internal material opening of lid, the material opening is sealed by first diaphragm, still including hiding a mouthful piece, be used for with the material opening is connected, it is provided with the through-hole that is used for deriving the material to hide a mouthful piece.

2. The can lid assembly of claim 1, wherein the periphery of the lid body is provided with a container-engaging portion for engaging a container wall to form a container cavity.

3. The can lid assembly of claim 1, wherein the mouth guard has a peripheral attachment portion that is attached to the material opening.

4. The can lid assembly of claim 3, wherein the peripheral connecting portion comprises a positioning member and a snap member spaced about the periphery of the mouth covering member, or the positioning member and the snap member are to be disposed on opposite sides of the periphery of the mouth covering member, respectively.

5. The can lid assembly of claim 3, wherein the peripheral attachment portion comprises an annular bead disposed about the periphery of the mouth guard, the annular bead forming an interference fit with the material opening.

6. The can lid assembly of claim 1, wherein the through-hole has a diameter in the range of 0.2 to 45.5 mm; the one or more through holes are arranged close to the edge of the mouth-shading piece, or the through holes form one or more fan-shaped distribution areas close to the edge of the mouth-shading piece; the through holes are uniformly arranged, and the distance between the through holes is 1.3 to 5 times larger than the radius of the through holes; the first diaphragm is provided with a handle part, and the handle part is arranged close to the position of the material opening; and a large opening is arranged on the other side of the mouth covering piece, which is opposite to the distribution area of the through holes.

7. The can lid assembly of claim 1, wherein the lid body is provided with a residual adhesive surface at the material opening, the residual adhesive surface being formed by tearing the first membrane away from the lid body, and wherein when the mouth guard is connected to the material opening, the peripheral edge of the mouth guard abuts against the residual adhesive surface so that the residual adhesive surface forms a sealed film laminate.

8. A package comprising a can lid assembly as defined in any one of claims 1 to 7, a container wall sealingly connected to the container-connecting portion of the lid body, the container wall defining a receiving cavity with an opening at one side thereof, the opening being a feed bottom opening, the container wall defining a bottom-opening connecting portion for sealing connection at a position surrounding the feed bottom opening.

9. A container for containing a granular material, comprising a container body having an opening formed upward and a lower portion sealed, into which the material is poured, and a lid sealing portion provided on the container body and sealingly connected to a lid body of a lid assembly according to any one of claims 1 to 7, and an outer lid connected to the lid body, wherein the mouth-covering member is provided between the outer lid and the lid body, or wherein the mouth-covering member is detachably provided on an upper surface of the outer lid.

10. A container for particulate material, comprising a can lid assembly according to any one of claims 1 to 7, and a container body having an upper sealing connection to said lid body and a lower sealing connection to a base lid, whereby a sealed cavity is formed by said lid body, said container body and said base lid, said sealed cavity containing moisture sensitive material; the mouth covering piece is arranged between the outer cover and the cover body, or the mouth covering piece is detachably arranged on the upper surface of the outer cover, or the mouth covering piece is detachably arranged on the lower surface of the bottom cover.

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