JP3188630B2 - Liquid container cup mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid container mounting structure for mounting two or more cups.

[0002]

2. Description of the Related Art Conventionally, as a cup mounting structure in which two or more cups are mounted on a liquid container, a cup shown in Japanese Utility Model Publication No. 58-12684 (FIG. 11) is provided. In the cup, a male screw 1a is provided on the outer peripheral surface of the inner cup 1, and a downward projection 1b is provided at a lower end portion of the male screw 1a. On the other hand, a female screw 2a is provided on the inner peripheral surface of the outer cup 2, and a cutout 2b is provided near the lower end of the female screw 2a.

In the inner and outer cups 1 and 2 having the above construction, the outer cup 2 is fitted over the inner cup 1, and the male screw 1a of the inner cup 1 and the female screw 2a of the outer cup 2 are screwed together to form the protrusion. By engaging the notch 1b with the notch 2b,
The inner and outer cups 1 and 2 can be fixedly held together and used as one cup. On the other hand, by separating the cups 1 and 2, the cups 1 and 2 can be used as independent cups.

[0004]

However, in the cup mounting structure, the two cups 1 and 2 are detached from the liquid container 3 with the two cups 1 and 2 screwed to the liquid container 3. In this case, when the outer cup 2 is gripped and rotated, only the outer cup 2 rotates, and the inner cup 1 remains in a state of being screwed to the liquid container 3. In this case, the operation of removing the inner cup 1 must be performed again, which is inconvenient in use. On the other hand, the protrusion amount of the protrusion 1b of the male screw 1a to be screwed into the inner cup 1 is increased so that the protrusion 1b and the cutout 2b of the female screw 2a are formed.
However, in this case, when the inner cup 1 and the outer cup 2 are separated and the cups 1 and 2 are used as a single cup, the separating operation becomes difficult. The problem arises.

[0005] The present invention has been made in view of the above problems, and when removing the cup screwed to the liquid container, even if the outer cup is gripped and rotated, the inner cup can be integrally removed, and An object of the present invention is to make it easy to separate these cups when they are used separately.

[0006]

In order to solve the above-mentioned problems, a first cup mounting structure for a liquid container according to the present invention is a cup mounting structure for a liquid container having two or more cups. When these cups are screwed onto the outer peripheral surface, handles that overlap in the axial direction are provided, and, among the inner and outer cups to be screwed, a locking portion is provided on the handle of one of the cups, and the handle of one of the other cups is provided. The handle is provided with a lock receiving portion, and the handle of the inner cup or the handle of the outer cup is provided with an operating portion for disengaging the locking portion and the lock receiving portion, and the handle is locked with the lock portion. Each cup is fixedly held so as not to rotate with each other by engagement with the receiving portion, and these cups can be integrally removed from the liquid container.

[0007] In the above-mentioned liquid container cup mounting structure, the outer cup is screwed into the inner cup, and the locking portion provided on the handle of one of the cups is provided with the locking provided on the handle of the other cup. By engaging the receiving portion, the inner and outer cups are fixedly held so as not to rotate with each other, and these cups can be integrally removed from the liquid container, so that the handling becomes convenient. In addition, since the handle of the inner cup or the handle of the outer cup is provided with an operation portion for disengaging the locking portion and the locking receiving portion, each cup is separated and used as a single cup. In addition, the separation workability is improved.

The second liquid container mounting structure of the present invention is a liquid container mounting structure for a liquid container having two or more cups, wherein a handle is provided on a side surface of each of the cups, and When removing the cup from the liquid container, at least the inner cup handle is extended axially along the outer peripheral surface of the outer cup so that the sides of the handles of these cups come into contact when screwed. By supporting the handles of the inner cups, the cups can be integrally removed.

In the above-described liquid container cup mounting structure, when removing the cups screwed onto the upper portion of the liquid container, the handle of the inner cup is supported by a finger or the like, so that even if the outer cup is gripped, The rotation force is applied to the inner cup directly screwed to the liquid container, and each cup can be integrally removed from the liquid container, so that the handling becomes convenient.
On the other hand, when disassembling the inner and outer cups, the cups can be easily disassembled by gripping and rotating the outer peripheral surfaces or the handles of both cups.

[0010]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows a cup mounting structure for a liquid container according to a first embodiment of the present invention. In the first embodiment, two cups (the inner cup 10 and the outer cup 12)
Is attached to the upper part of the liquid container 14 by screwing.

The inner cup 10 has an inner diameter set to be substantially the same as the outer diameter of the upper mounting position of the liquid container 14, and a bulging portion 10a having a slightly larger outer diameter at the lower end on the opening side. Have. An outer screw portion 10b is provided on the outer peripheral surface of the bulging portion 10a of the inner cup 10, and an inner screw portion 10c is provided on the inner peripheral surface of the bulging portion 10a.
Is provided. The outer thread portion 10b is formed such that its thread is substantially the same as the outer peripheral surface of the bulging portion 10a of the inner cup 10, and has a notch formed by cutting out a part of the thread at its upper starting end. 10d is provided, and a projection 10e is provided at the lower end. The inner screw part 10
c is provided with a projection 10f at the upper start end,
A notch 10g is provided at the lower end. At the lower end of the outer peripheral surface of the inner cup 10, a handle 11 projecting in a flat plate shape is integrally provided. The handle 11 is provided with a locking receiving portion 11a formed of a concave hole on the upper surface, and an operating portion 11b projecting upward at an outer edge.

The outer cup 12 has a shape in which the inner diameter of the lower end portion is set to be substantially the same as the outer diameter of the bulging portion 10a of the inner cup 10, and the upper portion is slightly reduced in diameter. On the inner peripheral surface of the outer cup 12, an inner screw portion 12a having a projection 12b at an upper starting end and a notch 12c at a lower end is provided. The outer cup 1 is provided on the outer peripheral surface of the outer cup 12.
2 is screwed into the inner cup 10 so that the inner cup 10
A handle 13 that is overlapped with the handle 11 in the axial direction is attached.

In the present embodiment, as shown in FIG. 2, a guide plate portion 12d is provided on the outer peripheral surface of the outer cup 12 so as to extend vertically above the lower end in order to attach the handle 13 to the outer cup 12. . The upper portion of the guide plate portion 12d is separated from the outer peripheral surface of the cup, and the separated portion is connected by a connecting portion having a narrower width than the guide plate portion 12d. L is provided at the lower end of the guide plate 12d.
A positioning protrusion 12e projecting in the shape of a letter is provided. Furthermore, locking projections 12f, 1 are provided on both sides of the guide plate 12d.
2f is projected.

On the other hand, the handle 13 has a base 13a extending along the outer peripheral surface of the cup and an annular grip 13b protruding from the outer surface of the base 13a. An engaging portion 13c formed by a projection having a front side inclined in the rotation direction when the cup 12 is screwed into the inner cup 10.
Is provided. At the center of the inner surface of the base portion 13a, a concave groove 13d having substantially the same width as the guide plate portion 12d is provided so as to extend in the vertical direction, and a locking edge portion 13e faces inward at an upper peripheral edge of the concave groove 13d. It is projected.
A positioning recess 13f is formed at the lower end of the recess 13d. Further, concave portions having locking convex portions 13g, 13g are provided on both sides of the concave groove 13d.

The outer cup 12 and the handle 13 having the above-mentioned construction are slid by positioning the concave groove 13d of the handle 13 on the guide plate portion 12d of the outer cup 12 so that the positioning projection 12e of the outer cup 12 is moved to the handle 13. And the locking projections 12f of the outer cup 12 and the locking projections 13g of the handle 13 are securely fixed by engagement.

The liquid container 14 includes, as shown in FIG.
It has a well-known structure having an inner cylinder and an outer cylinder, such as a stainless steel heat insulating container having a spout at its upper end, and has a notch 14b at the upper start end on the shoulder outer peripheral surface and a lower end at the lower end. An outer screw portion 14a having a projection 14c is formed. The liquid container 14 contains the inner and outer cups 1.
A handle 15 is provided so as to correspond to the axial direction in a state where 0 and 12 are screwed.

The inner cup 10 and the outer cup 1 having the above configuration.
When screwing the two together, the outer cup 12 is externally fitted to the inner cup 10, and the outer screw part 10b and the inner screw part 12a are screwed together, and these cups 10, 12 are relatively fixed. Rotate. As a result, when the outer screw portion 10b and the inner screw portion 12a are completely screwed, as shown in FIG. 1, the projections 12b and 10e engage with the cutout portions 10d and 12c provided in the respective screw portions 10b and 12a. , Inner cup 1
Outer cup 1 on the locking receiving portion 11a of the handle 11
By engaging the locking portion 13c of the handle 13 attached to the second cup 2, the inner cup 10 and the outer cup 12 are fixedly held so as not to rotate with each other (see FIG. 3). In this fixed state, since the inner peripheral surface of the outer cup 12 is substantially in contact with the outer surface of the bulging portion 10a of the inner cup 10, rattling between the inner cup 10 and the outer cup 12 can be prevented.

When the inner and outer cups 10 and 12 fixed and held as described above are externally fitted to the liquid container 14 and the outer screw portion 14a of the liquid container 14 and the inner screw portion 10c of the inner cup 10 are screwed together, The projections 14c and 10f engage with the cutouts 10g and 14b provided in the screw portions 10c and 14a, and the inner and outer cups 10 and 12 are securely fixed to the liquid container 14 and serve as lids. In this screwed state, the handles 11, 13 provided on the inner and outer cups 10, 12 and the handle 15 provided on the liquid container 14 overlap in the axial direction.

When the outer cup 12 is gripped and rotated in order to remove the inner and outer cups 10 and 12 from the liquid container 14 from the above state, the two cups 10 and 12 are locked as described above. The inner cup 10 is also rotated integrally with the outer cup 12 because the inner cup 10 is fixed and held non-rotatably by the engagement between the outer cup 12 and the locking portion 13c. For this reason, both cups 10 and 12 can be removed from the liquid container 14 at once, and it is not necessary to perform the removing operation twice as in the conventional example, so that operability is improved and handling is convenient.

On the other hand, when the inner and outer cups 10 and 12 which are integrally fixed and held are separated and used as individual cups, as shown in FIG. 4, an operation formed on the handle 11 of the inner cup 10 is performed. The portion 11b is pressed downward as shown by the arrow X in the figure to bend the handle 11 downward. Thereby, the locking receiving portion 11a of the handle 11 of the inner cup 10
The engagement between the outer cup 12 and the locking portion 13c of the handle 13 is released. By rotating the outer cup 12 and the inner cup 10 relatively in this disengaged state, the inner cup 10 and the outer cup 12 can be separated.

It is to be noted that both cups 10 and 12 are placed in liquid container 14.
The handle 15 of the liquid container 14 is located below the handle 11 of the inner cup 10 in a state where the handle 11 is screwed to the handle 11 so that the handle 11 faces downward even if any external force acts on the handle 11 of the inner cup 10. Does not bend. Therefore, the lock receiving portion 11a of the handle 11 of the inner cup 10 and the outer cup 1
The engagement state of the locking portion 13c of the second handle 13 can be prevented from being released.

FIG. 5 shows a cup mounting structure according to the second embodiment. In the second embodiment, the bulging portion 20 of the inner cup 20 is provided.
An annular handle 21 is integrally formed on the outer peripheral surface of the handle a.
Are formed. Further, in the inner cup 20, similarly to the first embodiment, an outer screw portion 20b is provided on an outer peripheral surface, and an inner screw portion 20c is provided on an inner peripheral surface.

On the other hand, a flat handle 23 is integrally provided on the outer peripheral surface of the outer cup 22 at a position corresponding to the handle 21 while being screwed to the inner cup 20, and the lower surface of the handle 23 is provided on the lower surface of the handle 23. An engaging portion 23a formed of a projection that engages with the engaging receiving portion 21a is provided. In the present embodiment, an operating portion 23b for disengaging is provided at an outer edge of a handle 23 formed on the outer cup 22. Also,
An inner screw portion 22a is provided on the inner peripheral surface of the outer cup 22.

The inner and outer cups 20 and 22 having the above-described configuration are also replaced with the inner cup 20 as in the first embodiment.
When the outer cup 22 is screwed into the outer cup 22, the lock receiving section 21 a provided on the handle 21 of the inner cup 20 is engaged with the lock section 23 a provided on the handle 23 of the outer cup 22, so that both cups 20 and 22 cannot be rotated. And can be fixedly held together. for that reason,
When removing the inner and outer cups 20 and 22 integrally attached from the liquid container, both cups 20 and 22 can be removed at once even if the outer cup 22 is gripped and rotated.

On the other hand, when the inner and outer cups 20 and 22 are divided and used as a single cup, the operating portion 23b formed on the handle 23 of the outer cup 22 is pressed upward to move the handle 23 upward. By bending, the engagement between the locking receiving portion 21a and the locking portion 23a is released, and the two cups 2
It can be disassembled by relatively rotating 0,22.

FIG. 6 shows a liquid container mounting structure according to a third embodiment. In the third embodiment, an annular handle 31 is formed integrally with the inner cup 30, and a locking portion 31a formed of a projection is provided at the upper end of the handle 31. on the other hand,
A flat handle 33 is formed integrally with the outer cup 32, and the handle 33 is provided with an engagement receiving portion 33a formed of a through hole. In the present embodiment, the outer cup 3
The second handle 33 is formed to have a length protruding outward from the handle 31 of the inner cup 30, and the protruding portion is used as an operation portion 33b.

FIG. 7 shows a cup mounting structure for a liquid container according to a fourth embodiment. In the fourth embodiment, as shown in FIG. 7 (A), the handle 41 of the inner cup 40 is provided with a locking portion 41a composed of a projection having an inclined surface, while as shown in FIG. 7 (B), The catch receiving portion 4 formed of a protrusion having an inclined surface opposite to that of the catching portion 41a is also provided on the handle 43 of the outer cup 42.
3a is provided. Even if both the locking portion and the locking receiving portion are formed of the projections as described above, as shown in FIG.
The inner and outer cups 40, 42 can be securely fixed so as not to rotate.

FIG. 8 and FIG. 9 show a cup mounting structure for a liquid container according to a fifth embodiment. In the fifth embodiment, as shown in FIG. 8, handles 51, 53 of inner and outer cups 50, 52 are provided.
Are configured such that when the cups 50 and 52 are screwed together, their side surfaces come into contact with each other.

Specifically, the inner cup 50 is provided as shown in FIG.
As shown in the figure, a lower portion of the outer peripheral surface is provided with a bulging portion 50a bulging radially outward, and an annular handle 51 extending in the axial direction is provided on the outer peripheral surface of the bulging portion 50a. The handle 5
1 has an upper portion protruding above the outer peripheral surface of the bulging portion 50a, and a gap is provided between the inner surface of the protruding portion and the outer peripheral surface of the cup above the bulging portion 50a. The inner cup 50 is provided with an outer threaded portion 50b having a cutout at an upper start end on the outer peripheral surface above the swelling portion 50a and a projection at a lower end portion, and the swelling portion. An inner threaded portion 50c having a projection at the upper start end and a cutout at the lower end is provided on the inner peripheral surface of 50a.

The outer cup 52 is formed so that the outer diameter of the lower portion of the outer peripheral surface is substantially the same as the outer diameter of the bulging portion 50a of the inner cup 50, and the lower portion of the outer peripheral surface has the same shape as the handle 51 of the inner cup 50. Handle 53 is provided. The handle 5
3 has a lower part protruding downward from the lower edge of the outer peripheral surface of the cup, and is set so that when the outer cup 52 is screwed onto the inner cup 50, the outer cup 52 comes into contact with the side surface of the handle 51 of the inner cup 50 so as to coincide therewith. I have. Further, the outer cup 52 has a notch at the upper start end on the inner peripheral surface thereof and a projection at the lower end thereof.
An inner threaded portion 52a that is screwed to Ob is provided.

When the inner and outer cups 50 and 52 having the above configuration are screwed, the grips 51 and 53 come into contact with each other as described above, and in this state, the outer screw portion 50b of the inner cup 50 and the outer cup 52 are connected. Each projection of the inner screw portion 52a and the notch are engaged and fixedly held. In this state, the lower edge of the outer peripheral surface of the outer cup 52 is placed on the outer edge of the bulging portion 50a of the inner cup 50, and the handle 5 of the inner and outer cups 50, 52 is placed.
1 and 53 are extended in the axial direction along the outer peripheral surfaces of the cups 52 and 50 of the other party. Then, by attaching the inner and outer cups 50 and 52 screwed to the liquid container shown in FIG. 1, it functions as a lid similarly to the first embodiment.

When removing the inner and outer cups 50 and 52 from the liquid container from the above state, the inner cup 50 is rotated while supporting the handle 51 of the inner cup 50 located on the rear side in the rotation direction with a finger or the like. Thus, since the rotational force acts directly on the inner cup 50, the inner and outer cups 50, 52 can be integrally removed from the liquid container even if the user holds the outer cup 52. On the other hand, when disassembling the inner and outer cups 50 and 52, the inner and outer cups 50 and 52 are easily disassembled by gripping the outer peripheral surfaces of the two cups 50 and 52 or the grips 51 and 53 and relatively rotating the inner and outer cups 50 and 52. be able to.

FIG. 10 shows a modification of the fifth embodiment. In the modification shown in FIG. 10, a thick plate-shaped handle 53 ′ is provided on the outer cup 52, and the handle 53 ′ is brought into contact with the upper end portion of the handle 51 of the inner cup 50.

The structure for mounting the cup of the liquid container of the present invention is not limited to the above embodiment. For example, the number of cups mounted on the liquid container may be three or more. In addition, the first
In the embodiments to the fourth embodiment, the screw portion formed in each cup and the liquid container may have a configuration in which a notch or a projection is not provided at an upper start end or a lower end.

[0035]

As is apparent from the above description, in the cup mounting structure for a liquid container according to the present invention, one of the inner and outer cups to be screwed is provided on one of the locking portions provided on the handle of one of the cups. By engaging the lock receiving portion provided on the handle of the other cup, these cups can be fixed and held non-rotatably with each other and removed integrally from the liquid container, so that operability is improved and handling during use is improved. Will be more convenient. In addition, since each cup can be securely fixed and held,
Inconvenience such as loss of any cup can be prevented. Further, when the handle of the inner cup or the handle of the outer cup is provided with an operating portion for disengaging the locking portion and the locking receiving portion, when each cup is separated and used as a single cup. Separation workability can be improved.

Also, the grips of the inner and outer cups to be screwed are configured so that when the cups are screwed, the sides thereof come into contact with each other. When the cups are removed from the liquid container, the grips of the inner cup are supported and rotated. By doing so, the rotational force can be applied directly to the inner cup, so that the cups can be removed integrally as described above. On the other hand, when disassembling the inner and outer cups, the inner and outer cups can be easily disassembled by gripping the outer peripheral surfaces or the handles of both cups and rotating the inner and outer cups relatively.

[Brief description of the drawings]

FIG. 1 is an exploded sectional view showing a cup mounting structure for a liquid container according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view of an outer cup.

FIG. 3 is a main part side view showing a state where an inner cup and an outer cup are screwed together.

FIG. 4 is a cross-sectional view showing a state in which the engagement between the locking receiving portion of the inner cup and the locking portion of the outer cup is released.

FIG. 5 is a cross-sectional view illustrating a cup mounting structure for a liquid container according to a second embodiment.

FIG. 6 is a cross-sectional view illustrating a cup mounting structure for a liquid container according to a third embodiment.

FIG. 7 is a perspective view of a main part of an inner cup viewed from above, showing a cup mounting structure for a liquid container according to a fourth embodiment;
(B) is an essential part perspective view of the outer cup viewed from below, (C)
FIG. 4 is a cross-sectional view showing an engaged state of inner and outer cups.

FIG. 8 is a perspective view showing a cup mounting structure for a liquid container according to a fifth embodiment.

FIG. 9 is a cross-sectional view showing a state in which the inner and outer cups of FIG. 8 are disassembled.

FIG. 10 is a perspective view showing a modification of the fifth embodiment.

FIG. 11 is a partial cross-sectional view showing a conventional cup mounting structure for a liquid container.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 ... Inside cup, 10b ... External thread part, 10c ... Internal thread part, 11 ... Handle, 11a ... Lock receiving part, 12 ... Outside cup, 12a ... Internal thread part, 13 ... Handle, 13c ... Lock part,
14 ... liquid container, 14a ... outer thread part, 15 ... handle.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-8-107892 (JP, A) JP-A-57-114741 (JP, U) JP-A-57-173624 (JP, U) 54675 (JP, Y2) (58) Field surveyed (Int. Cl. ⁷ , DB name) A47J 41/00 301 A47J 41/02 101 A45F 3/16

Claims (2)

(57) [Claims] 1. A cup mounting structure for a liquid container having two or more cups, wherein grips which are axially overlapped when these cups are screwed to an outer peripheral surface of each of said cups are provided, and inner and outer screws to be screwed are provided. Among the cups, a locking portion is provided on a handle of one of the cups, a locking receiving portion is provided on a handle of the other cup, and the locking portion is provided on a handle of the inner cup or a handle of the outer cup. An operation portion for disengaging the portion and the lock receiving portion is provided, and each of the cups is fixed and held non-rotatably with each other by the engagement of the locking portion and the lock receiving portion. A cup mounting structure for a liquid container, which can be detached integrally. 2. A cup mounting structure for a liquid container having two or more cups, wherein a handle is provided on a side face of each of the cups, and when the cups are screwed, the side faces of the handles of the cups contact each other. Of the inner and outer cups, at least the handle of the inner cup is extended in the axial direction along the outer peripheral surface of the outer cup so as to be in contact with the inner cup, and the cup is integrally supported by supporting the handle of the inner cup when removing the cup from the liquid container. A liquid container cup mounting structure, characterized in that it can be detached from the container.