JP2005053509A - Lid opening/closing mechanism - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lid opening/closing mechanism so that the back of a lid is pivoted on the back of a cap body or the like of a shake-out container to make the lid close the top face of the cap body while a first engaging projected stripe annexed to the outer surface of the cap body front is engaged with a second engaging projected stripe annexed to the inner surface of the lid front, the mechanism ensuring the maintenance of a closed state of the lid and facilitating the opening of the lid. <P>SOLUTION: According to the mechanism, the lid 11 is pivoted on the body via a bearing 8 and a shaft 13 engaged inwardly with the bearing 8. The bearing 8 consists of a front portion 8a and a rear portion 8b, either of which is made of an elastic plate. The lower surface of the first engaging projected stripe 6 on the outer surface of the body front is engaged with the second engaging projected stripe 17 on the inner surface of the lid front. In this arrangement, when the lid 11 is pressed forward, the elastic plate deforms elastically to allow the lid 11 to advance, which releases the engagement between the first and second projected stripes 6, 17, thus enables the opening of the lid 11. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a lid opening / closing mechanism.

For example, the cap of the dispensing container comprises a cap body and a lid that is pivotally attached to the body and placed on the top surface of the cap body. There is known a cap provided such that a front part of a lid body with a protrusion that fits into the inside rotates around a pivoting part to open a swing-out hole (Patent Document 1).
Utility Model Registration No. 206001

  The cap is provided so that the lid can be rotated and opened by pressing the rear part of the lid, but this may cause the lid to open carelessly, and thus to prevent such opening. It is desirable to provide protrusions that engage with each other on the front part of the cap body and the front part of the lid. However, if the engagement is not appropriate, it is difficult to open the lid by pressing the rear portion of the lid.

  The present invention is provided so that the lid closed state can be reliably maintained by the engagement of the both protrusions, and the engagement can be easily released when the lid is opened.

  In the above-described conventional example, the cap of the dispensing container including the cap body and the lid has been described. However, the lid opening / closing mechanism of the present invention is a container including the container and the lid that opens and closes the upper surface of the container. It may be.

As a first means, the rear part of the lid is pivotally attached to the rear part of the main body, and the upper surface of the main body is closed with the lid so that the main body can be opened and closed. In the lid closing mechanism that engages the second engaging protrusion attached to the inner surface of the front part of the lid, and can hold the lid closed state,
The bearing 8 of the pivot attachment portion is formed separately into a front portion 8a and a rear portion 8b, and one of the front portion 8a and the rear portion 8b is formed of an elastic plate. The elastic plate is elastically deformed by pressing forward, so that the second engagement protrusion is configured to be detachable from the lower surface of the first engagement protrusion.

As a second means, the first means is provided and the main body is formed such that the top wall rear part 2b is formed lower than the top wall front part 2a, the swing hole 4 is formed in the top wall front part, and the top wall is formed. Formed with a swing cap body 1 that erects the bearing 8 from both the left and right sides of the rear part,
The lid 11 is formed by closing the outlet hole 4 by the front half and fitting the shaft 13 suspended from the latter half of the lid via the holding plate 12 into the bearing 8, and the rear of the lid is the holding plate. 12 projecting rearward than 12 and the lid 11 can be rotated around the shaft 13 by pushing down the rear part of the lid plate,
The bearing 8 has a front portion 8a formed to be elastically deformable.

  As a third means, the first means is provided and the main body is formed such that the top wall rear part 2b is lower than the top wall front part 2a, the swing hole 4 is formed in the top wall front part and the top wall The lid 11 is formed by a swinging cap body 1 that erects the holding plate 12 with the shaft 13 from the rear, and the lid 11 closes the swinging hole 4 at the front half and the bearing 8 is suspended from the latter half of the lid to enter the bearing. The shaft 13 was fitted, and the bearing 8 was formed such that the rear portion 8b could be elastically deformed.

  As a fourth means, the holding plate 12 having the third means and having the shaft 13 is formed by the side wall 3a erected from both the left and right sides of the top wall rear part 2b.

  According to the first aspect of the present invention, when the lid 11 is closed, the first and second engaging projections attached to the outer front surface of the main body and the outer front surface of the lid are engaged. The lid closed state can be reliably held, and when the lid 11 is pushed forward when the lid is opened, the engagement can be easily removed by deformation of the elastic plate, and thus the lid can be opened easily. I can do it.

  By setting it as 2nd and 3rd, it can be set as the cap of the drawer container which can hold | maintain a cover body obstruction | occlusion state reliably and can open a lid | cover easily.

  By making it like Claim 4, the holding plate with a shaft and the side wall which stands up from the both-sides top wall part side of a cap main body can be combined, and a structure can be simplified.

  First, the first embodiment shown in FIGS. 1 to 5 will be described. Reference numeral 1 denotes a cap body of a shake-out container cap. The cap body has a front part 2a of the top wall 2 raised and a rear part 2b lowered, and the rear end of the top wall and the front edge of the rear part of the top wall are connected by a standing wall 2c, and the peripheral wall 3 is suspended from the outer periphery of the top wall. And the lower part of this surrounding wall is used as the screwing part to a container body opening neck. From the left and right sides of the rear part of the top wall, the side wall 3a is erected so as to be continuous with the upper part of the peripheral wall part of the front part of the top wall.

  As shown in FIG. 5, a plurality of swing holes 4 are formed in the front wall front portion, and recesses 5 are formed in the outer peripheral portion of the upper end of the front peripheral wall and the upper end of the side wall 3a. The first engaging protrusion 6 protrudes forward from the portion. Moreover, the groove | channel 7 is laterally provided in the left-right direction along the rear edge of the top wall front part.

  Bearings 8 are attached to the left and right sides of the rear portion of the top wall. In the bearing, a front part 8a and a rear part 8b are formed separately, and the front part is an elastic plate capable of elastic deformation forward. An arc-shaped bearing recess 8c is formed on each upper facing surface of both the front and rear portions, and a bearing surface of a shaft described later is formed by these both bearing recesses. The upper part between the two bearing recesses is opened, the opening width is made narrower than the diameter of the shaft described later, and the upper end surfaces of both the front and rear parts are inclined in the shape of an inverted letter C.

  The inner peripheral wall 9 is suspended from the inner surface of the outer peripheral portion of the top wall, and the lower end surface thereof can be airtightly pressed against the upper end surface of the container body neck.

  Reference numeral 11 denotes a lid. A holding plate 12 is suspended from the rear of the lid, and a shaft 13 is attached to the lower left and right sides of the holding plate. The shaft is rotatably fitted into the bearing recess 8c. Yes. Further, from the front part of the lid body, the protrusion 14 is fitted into the above-described ejection hole 4, and the protrusion 15 is suspended by loosely fitting into the above-described groove 7, respectively. The lid peripheral wall 16 is suspended from the portion excluding the portion, and the lower end surface thereof is placed on the upper surface of the recessed portion 5 described above. The lower end of the inner surface of the front portion of the lid peripheral wall 16 is provided with the second engaging ridge 17 by engaging with the lower surface of the first engaging ridge 6 described above. The closed state of the body 11 can be maintained.

  In the above configuration, in the state shown in FIG. 1, even if the rear end of the lid body is pushed down as it is, the first and second engaging protrusions 6 and 17 are engaged, so that the lid can be opened. I can't. When opening the lid, the rear part of the lid is pushed forward from the state shown in FIG. Then, as shown in FIG. 2, the bearing front portion 8a is elastically deformed forward via the shaft 13, so that the entire lid body is moved forward, and thus the engagement is disengaged from both the engaging ridges. By pushing down the rear part of the lid from this state, the lid rotates about the shaft 13 and opens as shown in FIG. When the lid is closed, it is only necessary to push down the front part of the lid, and the second engaging ridge 17 forcibly gets over the first engaging ridge 6 and engages.

  6 and 7 show a first modification of the first embodiment. In this modification, as shown in FIG. 7, the shaft 13 protrudes inwardly from the inner surface of the side wall 3a of the top wall rear portion 2b, and the bearing 8 is suspended from the left and right sides of the rear portion of the lid body 11. In the bearing, the rear part 8b of the bearing is formed of an elastic plate, and when the cover body 11 is pressed forward as described above, the rear part of the bearing is elastically deformed and the cover body 11 moves forward, and the first and second engagements described above. Provide to disengage the mating protrusions 6 and 17.

  Other parts are the same as those in the first embodiment, and the description thereof is omitted by attaching the same reference numerals.

  FIG. 8 shows a second modification of the first embodiment. In this modification, the shaft 13 is attached to both left and right ends of the holding plate 17 raised from the rear portion of the top wall. Other structures are the same as those of the first embodiment and the first modification described above.

  FIG. 9 shows a second embodiment. This embodiment shows an example in which the cap body of the above-mentioned dispensing container is a bottomed container body 1a having an upper opening on the front half, and a lid 11 is pivotally attached to the container body.

  The container body 1a erects the peripheral wall 3 from the outer periphery of the bottom plate, the rear portion of the peripheral wall 3 is provided low, the upper surface thereof is closed by the top plate 2d, and the plate portion erected from the front edge of the top plate and the upper front portion of the peripheral wall A cylindrical portion 23 is formed, an upward stepped portion 21 is provided in a portion excluding the rear portion of the upright cylindrical portion, and an upright cylindrical portion above the stepped portion is used as a mouth cylindrical portion 22. A first engaging protrusion 6 is attached to the outer surface of the front upper end of the mouth tube portion 22.

  Further, bearings 8 similar to those in the first embodiment are erected from both the left and right sides of the top plate 2d. The bearing has a front portion 8a formed of an elastic plate, and the rear portion 8b cannot be elastically deformed. A bearing concave portion 8c is formed on the upper facing portion of the front portion and the rear portion.

  The lid body 11 closes the upper end surface of the mouth tube portion 22 at the lower surface of the front portion, and the lid body peripheral wall 16 is fitted to the front surface and the left and right side outer surfaces excluding the rear portion of the mouth tube portion, and the lid body rear portion Then, the holding plate 12 is suspended, and the shafts 13 attached to the left and right sides of the lower end of the holding plate are fitted into the bearing recesses so as to be rotatable. These holding plate 12 and shaft 13 may be formed in the same manner as in the first embodiment.

  Similarly to the case of the first example, the opening / closing lid in the case of the second embodiment also first pushes the lid body 11 forward to disengage the first and second engagement protrusions 6, 17, The rear part of the lid body is opened by pressing down, and the second engaging ridge 17 forcibly gets over and engages the first engaging ridge 6 by pushing down the front part of the lid body when the lid is closed.

  In each of the above-described embodiments and modifications, each member is formed of a synthetic resin material.

It is a longitudinal cross-sectional view of the shake-out container cap which has this invention mechanism. FIG. 2 is an enlarged cross-sectional view showing a state in which the lid of the cap of FIG. 1 is pushed forward. FIG. 3 is a cross-sectional view showing the cap of FIG. 1 with the lid open. FIG. 4 is a rear view of the cap of FIG. FIG. 2 is a plan view of the cap body of the cap. It is sectional drawing which shows FIG. 1 in the 1st modification. 6 is an exploded perspective view of the cap. It is a principal part expanded sectional view which shows the 2nd modification of FIG. It is a longitudinal cross-sectional view of the container which has this invention mechanism.

Explanation of symbols

1 Cap body 2 Top wall
2a front
2b Rear part 4 Outgoing hole 6 First engaging protrusion 8 Bearing
8a front
8b rear
8c Bearing recess
11 Lid
12 Retaining plate
13 axes
14 Projection
17 Second engaging protrusion

Claims (4)

The rear part of the lid is pivotally attached to the rear part of the main body, and the upper surface of the main body is closed with the lid so that the main body can be opened and closed. In the lid closing mechanism capable of maintaining the lid closed state by engaging the second engagement protrusion attached to
The bearing 8 of the pivot attachment portion is formed separately into a front portion 8a and a rear portion 8b, and one of the front portion 8a and the rear portion 8b is formed of an elastic plate. The lid opening / closing mechanism, wherein the elastic plate is elastically deformed when pressed forward so that the second engagement protrusion is detachable from the lower surface of the first engagement protrusion. The main body 1 is formed with a top wall rear portion 2b lower than the top wall front portion 2a, with a swing hole 4 formed in the top wall front portion, and a bearing cap body 1 for standing up the bearing 8 from both the left and right sides of the top wall rear portion. Formed with
The lid 11 is formed by closing the outlet hole 4 by the front half and fitting the shaft 13 suspended from the latter half of the lid via the holding plate 12 into the bearing 8, and the rear of the lid is the holding plate. 12 projecting rearward than 12 and the lid 11 can be rotated around the shaft 13 by pushing down the rear part of the lid plate,
The lid opening / closing mechanism according to claim 1, wherein the bearing (8) has a front portion (8a) formed to be elastically deformable. The above-mentioned main body has a top wall rear portion 2b formed lower than the top wall front portion 2a, and a swing-out cap body is provided with a swing hole 4 in the top wall front portion and a holding plate 12 with a shaft 13 standing from the top wall rear portion. 1, the lid 11 closes the swing hole 4 in the front half, and the bearing 8 is suspended from the latter half of the lid to fit the shaft 13 into the bearing.
The lid opening / closing mechanism according to claim 1, wherein the bearing (8) has a rear portion (8b) formed to be elastically deformable. The lid opening / closing mechanism according to claim 3, wherein the holding plate 12 with the shaft 13 is formed by side walls 3a erected from the left and right sides of the top wall rear portion 2b.

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