JP3162634U - Packaging lid - Google Patents

Abstract

The present invention provides a packaging lid that can stabilize the opening of a closing tab when a lid opening is opened and can smoothly take out and / or take in contents. A closing tab (30) includes a fixing plug (32) provided on a base side adjacent to a connecting portion (11), and the fixing plug (32) is snapped into a fixing recess (22) provided on a cap. The opening of the closing portion 31 is held at a predetermined angle 30b suitable for taking out and / or taking in the contents of the container body 50 by the locking projection provided on the cap. [Selection] Figure 2

Description

  The present invention relates to a lid that is used by being fitted to a packaging cup and that can freely open and close a lid opening.

  In a lid for covering the opening of the packaging cup, it may be desired that the lid opening such as a drinking mouth or a spout provided on the lid can be closed again after opening. The lids of various aspects disclosed in Patent Literature 1 include a cap that covers the opening (main body opening) of the packaging cup and a closing tab for closing the lid opening such as a drinking mouth. .

  Of the various aspects disclosed in Patent Document 1, in the aspect in which the closure tab is separated from the cap, the closure tab has an attachment plug and a mouthpiece plug connected to each other by a stem. The mounting plug fits into the mounting recess and the spout plug fits into the spout. The user can remove the mouthpiece plug from the mouthpiece, open the lid opening, and insert the mouthpiece plug into the mouth opening to seal the lid opening. While the lid opening is open, the closure tab is secured to the cap by a mounting plug at its base so that it cannot be dropped and soiled or lost.

JP 2005-525270 A

  By the way, in such a lid body, since the opening degree when the closing tab is open is not fixed, when taking out and / or taking in the contents of the container main body, the contents and the external structure such as the container Therefore, the closing tab may be in the way.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a structure that can stabilize the opening of a closing tab when a lid opening is opened and can smoothly take out and / or take in contents.

  A first aspect of the present invention is a packaging lid formed by three-dimensionally molding a sheet-shaped resin material, which is a cap that can be attached to the container body so as to cover the body opening of the container body. A cap having a lid opening, and a closing tab provided on a distal end side and having a closing portion capable of closing the lid opening, the closure tab further comprising a fixing plug, and the fixing plug Wherein the cap is snap-fitted into a fixed recess provided in the cap, and the cap is provided with a shoulder adjacent to the closing track of the closure, and the closure and the shoulder At least one of the portions is provided with a locking projection, and in a state where the fixed plug is fitted into the fixed recess, the closing portion is urged toward the opening, and the closing portion by the locking projection And the shoulder By Wataru, opening of the closure part is a packaging lid, characterized in that it is held in the extraction and / or a predetermined angle which is suitable for incorporation of the contents of the container body.

  In this aspect, the opening of the closing portion is held at a predetermined angle by the action of the locking projection, so that the contents of the container body can be taken out and / or taken in smoothly.

  Preferably, the closure tab is connected to the cap by a connection. In this aspect, the packager does not need to manage the closure tab separately from the cap, and the closure tab fixing plug is snapped into the fixation recess of the cap, so that the lid opening is opened. The position of the closing tab in can be stabilized, and the contents can be taken out smoothly.

  Preferably, the fixed plug has an undercut portion at least at a part of the front end portion side of the closing tab in a plan view, and the base portion side of the closing tab has a draft angle as a whole. In this aspect, the distal end side of the fixed plug is inserted into the fixed recess first, and then the base side of the fixed plug is inserted, so that the fixed plug can be smoothly fitted. Moreover, since the force which tries to peel off the closing tab from the cap after fitting mainly acts on the base side of the fixed plug as a fulcrum, it is possible to make it difficult to remove the fixed plug by the action of the undercut portion. Further, when the closing tab is connected to the cap by the connecting portion, the fixing plug can be easily removed by pulling up the connecting portion.

It is a perspective view which shows the cover body for packaging which concerns on embodiment of this invention. It is a side view which shows the use condition of the cover body for packaging. It is a top view which shows a closing part. It is a principal part side view which shows the assembly process of the lid for packaging.

  Preferred embodiments of the present invention will be described in detail below. In FIG. 1, the lid 10 is manufactured from a sheet-like flexible resin material by a thermoforming process. For the lid 10, polystyrene and other thermoplastic resin materials can be used particularly preferably. The lid 10 is detached from the container body 50 so as to cover the body opening 51 of the container body 50 (see FIG. 2; FIG. 2 and FIG. 4 show the thickness emphasized for easy understanding). Can be attached as possible. The container body 50 has, for example, a cup shape or a tray shape, and can be made of a resin such as paper or polypropylene.

  The lid 10 has a cap 20 and a closing tab 30. The cap 20 and the closing tab 30 are connected to each other by the connecting portion 11. Cap 20, closure tab 30 and connection 11 are formed by vacuum forming from a series of continuous sheets and are not separated from one another.

  The cap 20 has a lid opening 21 that is an opening through which the contents (for example, granular materials such as sprinkles) can pass. A base part 23 that protrudes upward is provided so as to surround the rear and left and right sides of the lid opening 21, and the left and right pieces of the base part 23 are further arcuate arcuate protrusions 24 in a plan view that protrude further upward. Are provided.

  The closing tab 30 has a closing portion 31 provided on the distal end side thereof, and a fixed plug 32 provided on the base side adjacent to the connecting portion 11. The closing portion 31 can cover the entire lid opening 21 of the cap 20. A projection 33 (see FIGS. 2 and 3) is provided in the vicinity of the distal end of the closing portion 31 so as to protrude upward when the closing portion 31 is closed. The height of the protrusion 33 is equal to the arc-shaped protrusion 24 of the cap 20 in a state in which the closing portion 31 is closed, thereby providing a flat surface suitable for stacking the package.

  The base portion 23 of the cap 20 is provided with a fixing recess 22 for fitting the fixing plug 32 of the closing tab 30. As shown in FIG. 3, the fixing plug 32 has an undercut portion 34 on at least a part of the front end portion side of the closing tab 30 in a plan view. Further, the region 35 on the base side of the closing tab 30 in the fixing plug 32 has a draft angle in the direction toward the fixing recess 22 as a whole. Corresponding to such a shape of the closing tab 30, the shape of the fixing recess 22 is similarly configured, and the fixing recess 22 has an undercut portion 27 at least at a part near the lid opening 21. In addition, the region 28 on the opposite side is a draft.

  In FIG. 1 again, the base portion 23 of the cap 20 is provided with a shoulder portion 27 adjacent to the track when the closing portion 31 is closed, and the shoulder portion 27 has locking projections 28 and 29 protruding inwardly. Is provided. Concave portions 36 and 37 are respectively provided at positions corresponding to the locking projections 28 and 29 in the closed state of the closed portion 31, thereby maintaining the closed state of the closed portion 31. Guide protrusions 38 are provided on the left and right sides of the bottom surface of the base of the closing portion 31, and these guide protrusions 38 interfere with the locking protrusions 29 on the base side.

  A substantially cylindrical reinforcing protrusion 23 a that protrudes upward is provided between the lid opening 21 and the fixed recess 22 at the center of the base portion 23 of the cap 20. Corresponding to the reinforcing protrusions 23a, the closing tabs 30 are also provided with reinforcing protrusions 30a having the same shape. These reinforcing protrusions 23 a and 30 a give rigidity to the peripheral portions of the cap 20 and the closing tab 30.

  A downward annular skirt portion 25 is provided along the outer peripheral edge of the cap 20. The annular skirt portion 25 is provided with a plurality of ribs 26 protruding inward at equal angular intervals. The connection part 11 is provided with a plurality of corrugation parts 12 in order to promote ease of bending.

  The packaging lid 10 configured as described above is used by inserting the fixing plug 32 of the closing tab 30 into the fixing recess 22 of the cap 20. When fixing, as shown in FIG. 4, the user first inserts the distal end side of the fixing plug 32 (in the vicinity of the undercut portion 34) into the fixing recess 22, and engages the undercut portions 27 and 34 with each other. Then, the fixed plug 32 is fitted into the fixed recess 22 by pushing the rear end side of the fixed plug 32 downward (in the direction of arrow A in FIG. 4).

  In a state where the fixed plug 32 is fitted in the fixed recess 22, the closing portion 31 is urged toward the lid opening portion 21 by the elastic force of the material, and the closing portion 31 and the shoulder portion 27 formed by the locking projection 29. The opening degree of the closing part 31 is held at a predetermined angle (indicated by reference numeral 30b in FIG. 2) suitable for taking out and / or taking in the contents of the container body 50. At this time, the locking projection 29 is in contact with a guide slope 38a (see FIG. 3) provided outside the guide projection 38, and when the user pushes the closing portion 31 further downward from this state, the closing portion 31 and Both shoulder portions 27 are elastically deformed in a direction away from each other, and the locking projection 29 gets over the guiding inclined surface 38a. Then, the locking projection 29 is fitted into the recess 37 on the base side of the closing portion 31 and the locking projection 28 is fitted into the recess 36 on the distal end side of the closing portion 31, so that the closing portion 31 is closed (see FIG. 2). (Denoted by reference numeral 30a).

  As described above, in the present embodiment, due to the action of the locking projection 29, the opening degree of the closing portion 31 is related to the external structure such as the contents and the container when the contents of the container body are taken out and / or taken in. Since it is held at a predetermined angle so as not to get in the way, the contents of the container body can be taken out and / or taken in smoothly.

  Moreover, in this embodiment, since the closure tab 30 is connected with the cap 20 by the connection part 11, it is not necessary for the packager to manage the closure tab 30 separately from the cap 20, and the closure tab 30 is A fixing plug 32 provided on the base side adjacent to the connecting portion 11 is further provided, and the fixing plug 32 is snap-fitted into the fixing recess 22 of the cap 20, so that the closing when the lid opening 21 is opened is performed. The position of the tab 30 can be stabilized and the contents can be taken out smoothly.

  Further, in the lid body in which the fixing plug 32 is provided on the closing tab 30, it is desirable that the fixing plug 32 can be smoothly fitted into the fixing recess 22 of the cap 20 and is difficult to come off after fitting. In the embodiment, the fixed plug 32 has an undercut portion 34 at least at a part on the tip end side in a plan view, and the base side 35 is entirely formed as a slope, so that the tip end portion of the fixed plug 32 is provided. By inserting the side into the fixed recess 22 first, and then inserting the base side 35 of the fixed plug 32, the fixed recess 22 can be smoothly fitted. Further, the force for peeling off the closing tab 30 from the cap 20 after fitting mainly acts on the base side 35 of the fixed plug 32 as a fulcrum (arrow B in FIG. 2), and is fixed by the action of the undercut portion 34. The plug 32 can be made difficult to come off.

  Further, in the present embodiment, the fixed plug 32 and the fixed recess 22 have both end portions projecting toward the closing portion 31 with respect to the central portion in a plan view, so that the closing portion 31 is pulled upward from the closed state. In this case, both end portions of the fixed plug 32 are deformed in the direction toward the central portion, and thus the fixed plug 32 can be hardly detached from the fixed recess 22. On the other hand, since the entire base portion side 35 of the fixed plug 32 has a draft, the fixed plug 32 can be easily removed by pulling up the connecting portion 11.

  In the above embodiments, the present invention has been described with a certain degree of concreteness, but various modifications and changes can be made to the present invention without departing from the spirit and scope of the invention described in the claims. It must be understood that. That is, the present invention includes modifications and changes that fall within the scope and spirit of the claims and their equivalents. For example, although the locking projection 29 is provided on the cap 20 in the above embodiment, the locking projection may be provided on the closing portion 31 or on both the closing portion 31 and the shoulder portion 27. Further, the closing portion 31 of the closing tab 30 is configured to close the lid opening portion 21 by contacting the lid opening portion 21 from the upper surface, but a part of the closing portion 31 is fitted to the inner peripheral surface of the lid opening portion 21. It is good also as sealing this liquid-tightly. In the above embodiment, the locking projections are provided on the left and right shoulder portions 27 of the cap 20, respectively, but the locking projection is one of the left and right shoulder portions 27 and / or one of the left and right sides of the closing portion 31. May be provided. The connection unit 11 may be omitted, and the corrugation unit 12 may be omitted in the configuration having the connection unit 11.

Claims (3)

A packaging lid formed by three-dimensionally molding a sheet-like resin material,
A cap that is attachable to the container body so as to cover the body opening of the container body, the cap having a lid opening;
A closing tab provided on the tip side and having a closing portion capable of closing the lid opening,
The closure tab further comprises a fixed plug, wherein the fixed plug is snapped into a fixed recess provided in the cap.
The cap is provided with a shoulder adjacent to the closing track of the closure,
A locking projection is provided on at least one of the closing part and the shoulder part,
In a state where the fixing plug is fitted in the fixing recess, the closing portion is urged toward the opening, and interference between the closing portion and the shoulder portion due to the locking protrusion causes the closing portion of the closing portion to be urged. A packaging lid, wherein the opening is maintained at a predetermined angle suitable for taking out and / or taking in the contents of the container body. The packaging lid according to claim 1,
A lid for packaging, wherein the closing tab is connected to the cap by a connecting portion. The packaging lid according to claim 1 or 2,
The fixing plug has an undercut portion at least at a part of the front end portion side of the closing tab in a plan view, and the whole of the base side of the closing tab has a falling slope. Lid for use.

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