JPH09150849A - Ejection cap with lid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate inconvenience in an ejection with a lid by automatically engaging a rotating engaging member with a locking part at the time of closing the lid. SOLUTION: An ejection cap body 1 formed with an ejection port 12 at a top wall 11 is provided, a lid 2 is placed on the ejection cap body 1 to have the lid 2 connected to the ejection cap body 1 via an elastically reversing mechanism 3 so that it can be freely opened/closed, a locking part 5 is mounted on one of the ejection cap body 1 and the lid 2, and a rotating engaging member 6 for engaging the locking part 5 with the lid 2 in a closed state is rotatably mounted on the other. In addition, a return spring 7 for causing the engaging member 6 to maintain its engaged position is mounted on the member 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pouring cap with a lid provided with a lid locking means for automatically engaging a lid.

[0002]

2. Description of the Related Art In addition to the conventional type,
There is a pouring cap with a lid, which is shown in Japanese Patent Publication. This pouring cap with a lid is provided with a pouring cap body having a pouring outlet formed on a top wall, a lid body is arranged on the pouring cap body, and the lid body is elastically reversed with the pouring cap body. A pivoting member that is openably and closably connected to each other via a portion, and engages with a locking portion on an upper portion of the outer surface of the pouring cap body, and also engages with the locking portion in a closed position at a peripheral portion of the lid body. The combination member is rotatably attached. In this case, when the lid is in the closed position, the rotational engagement member on the lid side is appropriately rotated to engage the rotational engagement member with the locking portion on the pouring cap body side. By doing so, it is possible to maintain and secure the closed posture of the lid body, the lid body does not open carelessly, and it is possible to prevent liquid leakage at the time of falling.

[0003]

However, even in this case, when the lid is closed, the lid is inadvertently opened by forgetting to engage the rotary engaging member with the locking portion. Sometimes, liquid leakage may occur. In this case, the locking means for locking the closed lid is also meaningless, which makes it uncomfortable. Therefore,
The present invention intends to eliminate such inconvenience by automatically engaging the rotary engagement member with the locking portion when the lid body is closed.

[0004]

From this point of view, according to the invention of claim 1, the top wall 11 is provided with a pouring cap body 1 having a pouring outlet 12, and the lid body 2 is provided on the pouring cap body 1. And the lid body 2 is connected to the pouring cap body 1 via the elastic reversing mechanism portion 3 so as to be openable and closable, and the locking portion 5 is attached to one of the pouring cap body 1 and the lid body 2. On the other hand, a rotation engaging member 6 for engaging the locking portion 5 with the lid body 2 in the closed position is rotatably mounted, and the rotation engaging member 6 is engaged with the rotation engagement member 6. It is characterized by being equipped with a return spring 7 for maintaining the fitted position. In this case, the pouring cap main body 1 is used by mounting it on the mouth of a bottle such as a squeeze bottle, but when the lid 2 is opened, the elastic reversing mechanism section 3 maintains its opening posture. , Do not hinder the pouring of the contents in the bottle from the pouring outlet 12. When the lid body 2 is closed, the return spring 7 keeps the rotary engagement member 6 at the engagement position, so that the rotary engagement member 6 and the locking portion 5 are immediately engaged. In addition, while maintaining and maintaining the closed position, the elastic reversing mechanism portion 3 acts to maintain the closed position, so that there is no accidental opening of the cover 2 or liquid leakage at the time of tipping. To do. When opening the lid body 2 in the closed position, first, the rotary engagement member 6 is rotated against the return spring 7 to be disengaged from the locking portion 5, and then the lid body 2 is elastically moved. It suffices to push open against the reversing mechanism 3. When the rotated engagement member 6 that has been rotated is released, the rotation engagement member 6 automatically returns to the original engagement position by the elastic force of the return spring 7.

According to the second aspect of the invention, the spout is provided at the center of the top wall 11.
The pouring cap main body 1 having 12 is provided, and the pouring cap main body 1 is provided with a proper number of locking projections 51, which are the locking portions 5, at appropriate positions on the upper outer surface of the pouring cap main body 1. Lid 2 on top
And the lid body 2 is connected to the pouring cap body 1 via the elastic reversing mechanism portion 3 so as to be openable and closable.
At the center of the inner surface of the top wall 21, a stopper 22 is inserted vertically so that it can be inserted into and removed from the spout 12, and the return spring 7 is provided at the base end of the stopper 22.
A return spring fitting portion 23 for fitting and connecting is formed, and further, a ring-shaped rotary engaging member 6 is rotatably fitted to the inner periphery of the peripheral wall 24 by an upper half portion 61, and a lower half portion. 62 is mounted so as to project to the outside, and a return spring 7 is attached to the upper end of the rotary engagement member 6.
A barrel torsion spring 71 is continuously provided at an outer end, and a fitting portion 72 is provided at an inner end of the torsion spring 71, and the fitting portion 72 is non-rotatably fitted and connected to the return spring fitting portion 23. Further, the rotation engaging member 6 is characterized in that an appropriate number of engaging projections 64 for engaging with the respective locking projections 51 in a closed position are arranged at appropriate positions on the inner surface. In this case, the pouring cap main body 1 is used by mounting it on the mouth of a bottle such as a squeeze bottle, but when the lid 2 is opened, the elastic reversing mechanism section 3 maintains its opening posture. , Do not hinder the pouring of the contents in the bottle from the pouring outlet 12. When the lid body 2 is closed, the spout 22 fits into the spout 12 of the spout cap body 1 to close the spout, and the return spring 7 is a torsion spring.
Since 71 keeps the rotation engagement member 6 in the engagement position,
The engaging projections 64 of the rotary engaging member 6 are the pouring cap body 1
Of each of the locking projections 51 which are the locking portions 5 of
The elastic inversion mechanism section 3 acts to maintain the closed position and to maintain the closed position, so that careless opening of the lid 2 and liquid leakage at the time of falling are eliminated. When opening the lid body 2 in the closed position, first, the rotation engagement member 6 is rotated against the torsion spring 71 which is the return spring 7 by the operation of the exposed lower half portion 62. Then, the engaging projections 64 may be disengaged from the locking projections 51 of the locking portion 5, and then the lid 2 may be pushed open against the elastic reversing mechanism 3. When the rotated engagement member 6 that has been rotated is released, the rotation engagement member 6 automatically returns to the original engagement position by the elastic force of the torsion spring 71 that is the return spring 7.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The drawings show an embodiment of a pouring cap with a lid according to the inventions of claims 1 and 2. In the figure, 1 is a spout cap body having a spout 12 formed in the center of a top wall 11, and 2 is the spout cap body 1.
A lid 5 which is placed on top of and is connected to the pouring cap body 1 via the elastic reversing mechanism 3 so as to be openable and closable. Reference numeral 6 denotes a rotary engaging member that is rotatably fitted to the inner circumference of the peripheral wall 24 of the lid body 2 so as to engage with the locking portion 5 in a closed lid posture, and 7 is the rotary engaging member. 6 are return springs, which are formed by synthetic resin molding.

The spout cap body 1 has a spout 12 bulging upward in a tapered shape, and a concave step portion 14 is provided on the peripheral edge of the top wall 11. The lid body 2 is appropriately formed corresponding to the pouring cap 1, and an elastic reversing mechanism portion 3 is integrally interposed at the rear portion between the lid body 2 and the elastic reversing mechanism portion 3 which is already known. Although it is composed of a three-point hinge, various other suitable ones can be used in addition to the illustrated one. Further, in the lid body 2, a spigot 22 for vertically inserting into the spout 12 is vertically provided at the center of the inner surface of the top wall 21, and a return spring 7 is fitted and connected to a base end of the spigot 22. Return spring fitting with a rectangular cross section
23 is formed, and a pair of left and right guide grooves 25 for movably supporting the rotary engagement member 6 are provided on the inner periphery of the peripheral wall 24.

The locking portion 5 is the concave step portion of the pouring cap 1.
In Fig. 14, a pair of locking projections 51 are provided laterally on the left and right standing wall surfaces. The rotary engagement member 6 is formed in a ring shape so as to correspond to the peripheral wall 24 of the lid body 2, and the upper half 61 thereof is formed on the peripheral wall 24 of the lid body 2.
Each of the guide protrusions 63 is rotatably fitted inside, and a pair of left and right guide protrusions 63 are projected from appropriate places on the outer peripheral surface of the upper half portion 61.
63 are movably fitted in the respective guide grooves 25. Further, the rotary engaging member 6 has a lower half portion 62 projecting outward from the peripheral wall 24 of the lid body 2, and the lower half portion 62 is detachably housed in the concave step portion 14 of the pouring cap 1. A pair of left and right engaging projections 64 are provided at appropriate positions on the inner surface so that the engaging projections 64 can be passed over and engaged with the locking projections 51 of the engaging portion 5 in the closed position. Incidentally, in the figure, reference numeral 65 is a finger-holding portion for rotation operation which is provided with a non-slip means. The return spring 7 has two left and right torsion springs 71 in the same spiral direction integrally connected to the upper end of the rotary engagement member 6 at the outer ends, respectively, and a planar-shaped rectangular fitting portion 72 provided between the inner ends. The fitting portion 72 is non-rotatably fitted and connected to the return spring fitting portion 23 at the base end of the spout 22.
The above-mentioned configuration produces the operation described in the section "Means for solving the problem".

[0009]

According to the present invention, since the above-mentioned configuration is adopted,
When the lid body 2 is closed, the rotary engagement member 6 is automatically engaged with the locking portion 5 at the same time when the lid is closed without the operation of engaging the rotary engagement member 6 with the locking portion 5. Therefore, it is possible to eliminate the inconvenience of forgetting the engaging operation and opening the lid 2 carelessly, causing liquid leakage, etc., and the closed lid locking means is meaningless. There is no inconvenience of returning to.
Moreover, it is advantageous that it can be provided at a low cost with a simple configuration.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a pouring cap with a lid according to the invention of claim 1 and claim 2.

FIG. 2 is a partially cutaway perspective view in the opening position of the embodiment.

FIG. 3 is a perspective view of the embodiment in a closed position.

[Explanation of symbols]

 1 ... Pour-out cap main body 11 ... Top wall 12 ... Pour-out port 14 ... Recessed step portion 2 ... Lid body 21 ... Top wall 22 ... Spigot 23 ... Return spring fitting portion 24 ... Perimeter wall 25 ... Guide groove 3 ... Elastic inversion Mechanism part 5 ... Locking part 51 ... Locking protrusion 6 ... Rotational engaging member 61 ... Upper half 62 ... Lower half 63 ... Guide protrusion 64 ... Engaging protrusion 65 ... Finger hook 7 ... Return spring 71 … Torsion spring 72… Mating part

Claims (2)

[Claims] 1. A top cap 11 is provided with a pouring cap body 1 in which a pouring outlet 12 is formed, a lid body 2 is arranged on the pouring cap body 1, and the lid body 2 is covered with the pouring cap body 1. And the elastic inversion mechanism section 3 so as to be openably and closably connected to each other, and the locking section 5 is provided on either one of the spout cap body 1 and the lid body 2.
On the other hand, a pivotal engagement member 6 that engages with the locking portion 5 and the lid body 2 in a closed position is rotatably mounted, and the pivotal engagement member 6 maintains its engagement position. A pouring cap with a lid, which is equipped with a return spring 7 for allowing the return spring 7 to be installed. 2. A spout cap body 1 having a spout 12 formed in the center of a top wall 11 is provided, and the spout cap body 1 has a proper number of locking projections which are locking portions 5 at appropriate positions on the upper outer surface. 51 installed horizontally,
The lid body 2 is disposed on the pouring cap body 1, and the lid body 2 is connected to the pouring cap body 1 via the elastic reversing mechanism 3 so as to be openable and closable. At the center of the inner surface of the wall 21, a spout 22 for vertically inserting into the spout 12 is vertically provided, and a return spring fitting portion 23 for fitting and connecting the return spring 7 to the base end of the spout 22 is formed. Further, the ring-shaped rotary engagement member 6 is rotatably fitted to the inner periphery of the peripheral wall 24 by the upper half 61, and the lower half 62 is mounted so as to project to the outside. A torsion spring 71, which is a return spring 7, is continuously provided at the upper end of the engagement member 6, and a fitting portion 72 is provided at the inner end of the torsion spring 71. Spring fitting part 23
Non-rotatably fitted and connected to the rotary engaging member 6
The cap with the lid is characterized in that an appropriate number of engaging protrusions 64 that engage with the respective locking protrusions 51 in a closed position are arranged at appropriate positions on the inner surface.