JPH0424822Y2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) This invention is a container in which a locking portion provided on the cylindrical portion of the cap is locked to a horizontal locking portion provided on the neck of the container body. The present invention relates to a container having two stages of structure for releasing the lock.

(Prior Art) A structure having the above locking structure and releasing the lock without rotating the cylindrical portion of the cap around the neck is disclosed in Japanese Patent Application Laid-Open No. 59-93660 and Japanese Utility Model Publication No. 51-9534. It is disclosed in the publication No.

The cap disclosed in Japanese Patent Application Laid-Open No. 59-93660 has a rectangular inner cylinder part and an outer cylinder part, and the lower end portions of two opposing sides of the inner cylinder part are bent outward. The bent portion has a protruding portion on the inner surface that engages with the engaging portion of the neck of the container body, while the opposing two
On the inner surface of the outer cylinder part located on the outside of each surface,
It has a configuration in which a protrusion is provided that abuts on the bent portion so as to change the position of the bent portion vertically and lock the protruding portion with the locking portion of the neck portion. In this container, when only the outer cylindrical part is raised and the protrusion on the outer cylindrical part is above the bent part, the bent part bends outward, and the container body and the cap are not locked together. Once released, the cap can be removed from the container body.

In addition, in the case of Utility Model Publication No. 51-9534, by rotating the outer cylindrical part of the cap, the part that was holding down the bent part of the inner cylindrical part moves in the circumferential direction, and the bent part is moved in the circumferential direction. This structure allows the cap to be released from the neck of the container body.

Further, the inner cylinder part is formed into a cylindrical shape and made of a deformable material, and the inner surfaces of opposing parts of the inner cylinder part are locked with locking protrusions provided on the neck of the container body, respectively. The container body and the cap are unblocked by providing a locking protrusion to deform the circular shape of the inner cylinder part into an oval shape by pressing the part between the two locking protrusions in the circumferential direction of the inner cylinder part from the outside. There are also configurations.

(Problems to be solved by the invention) In the above two examples in which the lock is released by moving the outer cylindrical part, by adding a well-known structure to strengthen the fit between the container body and the outer cylindrical part of the cap, It is possible to prevent the outer cylinder from moving and prevent unexpected locking, but in the case where the lock is released by pushing the inner cylinder from the outside, there is no structure that prevents the inner cylinder from deforming due to unexpected external force. Not known.

The present invention is a container in which the lock is released by pushing the inner cylindrical part from the outside, and has a structure that does not release the lock even if unexpected external force is applied, that is, a mechanism that releases the lock in two stages. The purpose is to obtain a container having the following properties.

(Means for Solving the Problem) In order to achieve the above-mentioned purpose, the container of the present invention has a cutting plane in which the head 3 of the container body 1 is vertically cut away from opposing parts of a truncated cone, leaving the upper parts 9, 9. Part 1
2, 12, and the circular arc portions 10, 10 remaining between the cut plane portions 12, 12; The cap 17 includes a ceiling part 21, an outer cylindrical part 19 and an inner cylindrical part 20 hanging from the ceiling part 21,
The inner cylinder part 20 has horizontally elongated protrusions 28, 28 on its inner surface that engage with the stepped parts 11, 11, and the outer cylinder part 19
has a cross-sectional shape that matches the body 2 of the container body 1, and there is a connecting vertical rib 22 between the inner cylindrical portion 20 and the outer cylindrical portion 19 at a location between the horizontally long protrusions 28, 28.
22 is provided, and by pushing the outer cylindrical portion 19 from the side where the connecting vertical ribs 22, 22 are located, the inner cylindrical portion 20 is deformed into an elliptical shape, and the stepped portions 11, 1 of the container body are deformed into an elliptical shape.
1, release the locking of the horizontally long protrusions 28, 28 of the cap, and remove the cap 17 from the container. A rotatable member 43, which has elongated holes 29, 29 at symmetrical positions with the inner cylinder part 20 in between, is rotatable around the center line of the inner cylinder part 20 and is vertically engaged with the cap 17; It is integral with the member 43, and the elongated hole portions 29, 2
9 and when an external force is applied to the connecting vertical ribs 22, 22, it presses against the outer surface of the locking portion 27 having the horizontally long protrusion 28 and releases the lock between the horizontally long protrusion 28 and the stepped portion 11. Drooping support member 39, 3 to prevent
9 is attached to the cap 17, and extends from the point where the hanging support members 39, 39 come into pressure contact with the locking portions 27, 27 to the circumferential side of the locking portions 27, 27. The long holes 29, 29 are formed so as to be rotatable in the locking portion 2.
Hanging support members 39, 3 in pressure contact with the outer surfaces of 7, 27
The present invention is characterized in that a support member 23 is provided on the inner surface of the outer cylindrical portion 19 of the cap 17, and supports the cap 9 on the opposite side from the locking portions 27, 27.

[Effect]

Since the container of the present invention has the above structure, the inner cylinder part 1
When an external force that deforms the lock body 9 into an elliptical shape is applied, the locking portion 27 is pressed against the hanging support member 39 of the lock body 18, and the hanging support member is further supported by the support member 23 to prevent the locking portion from moving. Then, the horizontally long protrusion 28 is not unlocked. Therefore, the lock between the container body and the cap is not released.

Rotate the lock body 18 and insert the hanging support member 39 from between the locking portion 27 and the support member 23 into the locking portion 27.
The locking is released only when a two-stage operation is performed in which the external force is applied after moving it to the side.

〔Example〕

This embodiment is illustrated in FIGS. 1 to 5. The container body 1 has one end 6 of a body 2 having a trapezoidal cross-sectional shape.
It is a tube container in which the shoulder part 5 of the head part 3 is glued to the top.

The head 3 has a cut plane part 1 in which opposing parts of a truncated cone are cut in the vertical direction leaving the upper parts 9, 9.
2, 12, and the circular arc portions 10, 10 remaining between the cut plane portions 12, 12; The neck portion 4 has a constricted portion 13, and vertical grooves 14, 14 are provided in the upper portions 9, 9 of the neck portion 4, respectively. Note that 2 is the body of the container body 1.

Next, it has a cap 17 attached to the neck 4 of the container body 1, and a lock body 18 attached to the cap 17 to prevent the cap 17 from being accidentally removed from the container body 1.

The cap 17 includes an outer cylindrical portion 19 whose cross section is trapezoidal, which is close to the cross-sectional shape of the body portion 2 of the container body;
A ceiling part 21 extends substantially horizontally from the upper end toward the center, an inner cylindrical part 20 that hangs down from the inner surface of the ceiling part 21, and an inner cylinder part 20 that protrudes upward from the center of the ceiling part 21 and separates from the outer surface. and an upper cylindrical part 32 having a prevention ring 31.

The inner cylinder part 20 (FIG. 2) has the inner cylinder part 2 on its inner surface.
0 on the neck portion 4, the vertical groove 14,
14, and horizontally long protrusions 28, 28 that engage with the step portions 11, 11.
and slit portions 26 that open at the lower end of the inner cylindrical portion 20 on both circumferential sides of each of the laterally elongated protrusions 28, 28.

Connecting vertical ribs 22, 22 between the inner cylindrical portion 20 and the outer cylindrical portion where the vertically elongated protrusions 35, 35 are provided.
The ceiling part 21 of the cap 17 has the horizontally elongated protruding part 28 on the outside of the upper cylindrical part 32 and between the inner cylindrical part 20 and the outer cylindrical part 19 in an arc concentric with the inner cylindrical part 20. .

In addition, in FIG. 2, 27 is a horizontally long protrusion 28.
, which is a portion between the slit portions 26, 26, that is, a locking portion, and 36 is an alignment mark with the lock body 18 provided on the cap 17.

The lock body 18 (FIG. 3) is a rotatable member 4 that is attached to the upper cylindrical portion 32 and has a locking ring 44 on the inner surface that locks the detachment prevention ring 31.
3, and a hanging support member 3 formed integrally with the rotatable member 43 and inserted into the long holes 29, 29.
9,39. The hanging support members 39, 39
are provided facing each other, and by rotating the rotatable member 43, the inside of the elongated holes 29, 29 can be connected to the center of the locking portion 27 of the inner cylinder portion 20 and the locking portion 2.
7 circumferentially lateral locations.

Note that 42 is a protruding rib of the hanging support member 39;
8 is a notch provided so that the locking portion 27 can swell outward when the hanging support member 39 is located on the side of the locking portion 27 in the circumferential direction;
Marks 46 and 47 indicate the rotational position of the lock body relative to the cap body.

In this embodiment, the hanging support member 39 of the lock body 18 is provided with a protruding rib 42 at the lower part of the side facing the inner cylinder part 20, and as shown in FIG. 3d.
The locking portion 2 is removed from the external force of the locking portion 27 of the inner cylinder portion 20.
A thin wall portion 40 is formed on the front side when rotating toward the direction 7, and a thick wall portion 41 is formed on the rear side on the opposite side. As shown in the cross section (FIG. 3d), the hanging support member 39 is thickest where the protruding rib 42 is located.

On the other hand, the elongated hole 29 into which the hanging support member 39 is inserted is long enough to allow the rotation, as shown in FIG. At the location where the member 39 is located, the maximum thickness part of the hanging support member 39 becomes a wide part that can be inserted, and as shown in FIG. 5b, the hanging support member 3
9 faces the locking portion 27, the narrowed portion 3 is moved so as to move the hanging support member 39 toward the inner cylinder portion 20.
It was formed to 0.

Further, as shown in FIGS. 5a and 5b, when the protruding rib 42 of the hanging support member 39 is located approximately at the center of the arcuate outer surface of the locking portion 27 of the inner cylinder portion 20, the hanging support member 39 In order to prevent the support member 39 from moving away from the inner cylinder part 20, a support member 23 for supporting the hanging support member 39 is provided in a rib shape on the inner surface of the outer cylinder part 19.

To assemble the lock body 18 to the cap 17, insert a hanging support member 3 having a width of approximately 30 degrees into the elongated hole 29 formed in the ceiling 21 of the cap 17.
9 and cover the upper cylindrical portion 32 with the rotatable cylindrical portion 43 of the lock body 18.

A retaining ring 44 is engaged with the detachment prevention ring 31 of the upper cylindrical portion 32, and the lock body 18 is rotatably attached to the cap 17. The locking ring 4 of the lock body 18 is placed below the detachment prevention ring 31 of the cap 17.
4 is locked, so the two will not separate. Then, when the lock mark 46 of the lock body 18 is aligned with the alignment mark 36 of the cap 17, the protruding rib 42 of the hanging support member 39 is located approximately at the center of the arcuate outer surface of the locking portion 27 having the oblong protrusion 28. Mark 46 was engraved on it.

Next, when the lock body 18 in the above position is rotated 55 degrees and the open mark 47 of the lock body 18 is aligned with the alignment mark 36 of the cap 17, the protruding rib 42 of the hanging support member 39 will be aligned with the slit part 26 of the inner cylinder part 20. , the locking portion 27 can expand outward and be unlocked.

A state in which the cap 17 is attached to the container body 1 and the hanging support member 39 is located between the locking portion 27 and the support member 23 is shown in FIG. 4a and FIGS. 5a and 5b.

To release the lock, align the open mark 47 of the lock body 18 with the alignment mark 36 of the cap 17, and move the hanging support member 39 to the side of the locking portion 27 (see Figures 4b and 5). d), and then pressing the opposing portions of the outer cylindrical portion 19 of the cap 17 from the sides. In other words, when the hanging support member 39 is in a position where it acts on the locking part 27, even if the outer cylinder part 19 is pressed, the locking part 27 will not reach the hanging support supported by the support member 33 of the outer cylinder part 19. It cannot be displaced because it is received by the member 39, and the lock cannot be released.

In this embodiment, the elongated hole portion 29 is connected to the hanging support member 3.
A narrow portion 30 that allows the wide portion into which the maximum thickness portion of No. 9 can be inserted and the hanging support member 39 to face the locking portion 27.
However, as shown in FIG. 6, the elongated hole portion 54 may have a shape that reduces the width. Also supporting member 23
In the above embodiment, a wall 53 in the shape of a vertical rib was used, but as shown in FIG. 6, the wall 53 may be in the shape of an arc.

Furthermore, the rotatable member 43 is not limited to the structure of the embodiment, and the lock body 18 is rotatable with respect to the cap 17 around the center line of the inner cylindrical portion 20 and is locked to the cap in the vertical direction. The hanging support member 39 is not limited to the shape of the embodiment, and may have a semicircular horizontal cross section, etc., and a mechanism for preventing the cap from rotating with respect to the container body is well-known. Other configurations are possible.

(Effects of the invention) According to the container of the present invention, by positioning the hanging support member 36 at the locking portion 27 of the inner cylinder part 20, the container body can be maintained even when an unexpected external force is applied to the outer cylinder part. The cap cannot be unlocked.

[Brief explanation of the drawing]

1 to 5 are explanatory diagrams of Embodiment 1 of the present invention, in detail, FIG. Figure c is a top view of the cap body, Figure 2a is a half-sectional front view of the cap body, Figure b is a diagram of the same figure a.
Fig. 3c is a top view of the same, Fig. 3d is a bottom view of the same, Fig. 3a is a half-sectional front view of the lock body to be combined with the cap body, and Fig. 3b is a half-sectional side view of the same as the above. Figure c is a top view of the same, figure d is a bottom view of the same, Figure 4 a is a partially cutaway side view in a direction orthogonal to the figure.
Figure 5a is a partially cutaway three-dimensional explanatory view showing a state in which the locking mechanism is activated after the cap has been fitted into the container body; An enlarged half sectional view of a fitted state showing a state in which the protruding part formed on the locking part of the cap body is fitted into the protruding stepped part of the container body, and the hanging support member is fitted into the gap between the outer surface of the inner cylinder part and the support member. , Figure b is a bottom view of the cap portion in the state of a, Figure c is an enlarged half sectional view of the neck portion when the lock is released, and Figure d is an enlarged half sectional view of the cap when the lock is released. FIG. 6 is a bottom view of a cap having an elongated hole portion of a different shape. Explanation of symbols, 1... Container body, 2... Body, 3
... Head, 4 ... Neck, 5 ... Shoulder, 9 ... Upper part, 10 ... Arc part, 11 ... Step part, 12 ...
Resection plane portion, 13... Constriction, 14... Concave groove, 17... Cap, 18... Lock body, 19
...Outer tube section, 20...Inner tube section, 21...Ceiling section,
22... Connecting vertical rib, 23, 53... Supporting member,
26...Slit portion, 27...Locking portion, 28...
...Horizontal protrusion, 29...Elongated hole, 30...Narrowing part, 31...Separation prevention ring, 35...Vertical protrusion, 36...Alignment mark, 39...Descent support member, 40...Thin wall Part, 41... Thick wall part, 42...
...Protruding rib, 43... Rotatable member, 44... Locking ring.

Claims (1)

[Claims for Utility Model Registration] The head 3 of the container body 1 includes cut-off flat parts 12, 12, which are formed by cutting away opposing parts of a truncated cone in the vertical direction, leaving the upper parts 9, 9, and the cut-off flat parts 12, 12. A neck portion 4 consisting of circular arc portions 10, 10 remaining between, and step portions 11, 11 from the lower ends of the circular arc portions 10, 10.
Small diameter constrictions 13, 13 formed through
The cap 17 includes a ceiling part 21, an outer cylinder part 19 hanging from the ceiling part 21, and an inner cylinder part 20, and the outer cylinder part 19 matches the body part 2 of the container body 1. The inner cylinder part 20 has the stepped parts 11, 11 on the inner surface.
It has horizontally long protrusions 28, 28 that are engaged with the horizontally long protrusions 28, 28, and there are connecting vertical ribs 22, 22 between the inner cylinder part 20 and the outer cylinder part 19 at a location between the horizontally long projections 28 and 28.
The outer cylindrical portion 1 at the location where the connecting vertical ribs 22, 22 are located
9 from the side to deform the inner cylindrical part 20 into an elliptical shape and release the horizontally elongated protrusion of the cap from the stepped part of the container body. Elongated holes 29, 29 are provided in the ceiling part 21 between the cap 17 and the cap 17 at symmetrical positions with the inner cylinder part 20 in between. a rotatable member 43 that locks in the direction, and is integral with the rotatable member 43;
When inserted into the elongated holes 29 and 29 and an external force is applied to the connecting vertical ribs 22 and 22, it comes into pressure contact with the outer surface of the locking portion 27 having the horizontally long protrusion 28 and forms a step with the horizontally long protrusion 28. A lock body 1 comprising hanging support members 39, 39 that prevent the locking portion 11 from being unlocked.
8 is attached to the cap 17, and the hanging support members 39, 39 are attached to the locking portion 2.
The locking portions 27, 2 are
The elongated hole portion 2 is rotatable laterally in the circumferential direction of 7.
9 and 29 are formed, and the support member 23, which is located on the opposite side of the locking portions 27 and supports the hanging support members 39, 39 that are in pressure contact with the outer surfaces of the locking portions 27, is connected to the outer cylinder portion 19 of the cap 17. A container having a two-stage locking mechanism provided on the inner surface of the container.