JP2940391B2 - Snap hinge bottle cap - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a snap hinge type bottle cap having an excellent appearance for a bottle container for liquids, powders, granules and the like.

[0002]

2. Description of the Related Art Various types of snap hinge type bottle caps for bottle containers for liquids, powders, granules, etc. have been proposed and implemented. No. -9157 (Synthetic resin cap)
In FIG. 9, as shown in FIG. 9, a plate-shaped opening / closing lid (10) provided with a cylindrical stopper (11) for sealing the discharge port (41) on the inner surface.
And a cylindrical discharge port (4
1), and an inverted U-shaped connecting plate (20) provided with a fitting structure (51) for a bottle mouth and neck (not shown) on the inner surface of the upper plate, and a snap hinge portion (31). ) And an inverted U-shaped concave groove (40) for accommodating the lid member (30) on the surface, and fitted in the center of the concave groove (40). An elliptical column-shaped cap member (50) provided with a large-diameter through-hole (21) for inserting the joint structure portion (51) and a concave groove (40) of the cap member (50) are flush with the surface. Thus, it is a snap hinge type bottle cap in which the lid member (30) is depressed and accommodated, and at an appropriate position on the inner surface of the inverted U-shaped connecting plate (20), a locking convex streak and the like are respectively provided. (22,22,22), and at an appropriate position between the front wall and the rear wall of the inverted U-shaped concave groove portion (40), a locking groove or the like, respectively (42,42,42) By installing this locking groove
A snap hinge type bottle cap has been proposed and implemented in which (22, 22, 22) or the like (22, 22, 22) is fixedly inserted into (42, 42, 42).

[0003]

However, in the above-mentioned conventional snap hinge type bottle cap, an inner surface of an inverted U-shaped connecting plate (20) or the like is provided with a fixing convex bar or the like.
(22,22,22) are provided, and the inverted U-shaped connecting plate (2
On the surface such as (0), "sink" (a phenomenon that the surface is dented due to heat shrinkage during plastic molding, a technical term) and the like occurred, and many of them were unfavorable in appearance. In particular, for the snap hinge type bottle cap shown in FIG.
(20) By providing a fitting structure (51) for the bottle neck and neck directly connected to the discharge port (41) on the inner surface of the upper plate, the diameter of the bottle neck and neck is restricted, and especially large. It was difficult to handle bottle containers of large diameter.

[0004]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides a method as shown in FIGS.
A plate-like opening / closing lid (10) provided with a cylindrical stopper (11) for sealing the discharge port (41) on the inner surface, and a through-hole (21) for inserting the discharge port (41) in the center portion were provided. A lid member (30) provided by connecting a plate-shaped connecting plate (20) via a snap hinge portion (31), and a lateral L-shaped concave groove (40) for accommodating the lid member (30) on the surface. )
A cap member provided with a cylindrical discharge port (41) for discharging the contents at the center of the concave groove (40), and a fitting structure (51) with the bottle mouth and neck (61) provided on the inner surface. (50) and the cap member
A snap hinge type bottle cap in which the lid member (30) is recessed and accommodated in the concave groove portion (40) of (50) so that the surface is flush with the plate-like connecting plate (20). ), On the left and right sides, respectively, retaining convex streaks (22, 22) or retaining concave grooves (22, 22)
In addition, on the inner surface of the rear end portion of the plate-like connecting plate (20), a prismatic locking insertion piece (23) is provided, and the horizontal L-shaped concave groove (40) is further provided. Locking projections (42, 42, 42, 42) are provided on the left and right side walls before and after, respectively, and a locking through hole ( 43) is provided to connect the locking projections (42, 42, 42, 42) and the locking through holes (43) with the locking convex streaks (22, 22) or the locking grooves (22, 22). Stopping piece (2
3) is inserted and locked, thereby locking the plate-shaped connecting plate (20) of the lid member (30) and the horizontal L-shaped concave groove (40) of the cap member (50). The present invention is to provide a snap hinge type bottle cap made of a plastic which is strong and has little occurrence of sink marks and has an excellent appearance.

As shown in FIGS. 4 and 5, instead of the above-mentioned locking convex streaks (22, 22) or locking concave grooves (22, 22), the plate-like connecting plate (20) is On the inner surfaces of the front, rear, left, and right ends, undercut-type locking prisms (24, 24, 24, 24) are provided, and instead of the locking projections (42, 42, 42, 42), Locking through-holes (44,44,44,44) are provided in the upper wall at the front, rear, left and right ends of the lateral L-shaped concave groove (40), respectively.
The locking prisms (24, 24, 24, 24) are inserted into and locked to the cap member (4, 44), respectively, so that the plate-shaped connecting plate (20) of the lid member (30) and the cap member (50) are connected. It is made of plastic, which has a strong connection with the horizontal L-shaped concave groove portion (40) and is less likely to cause sink marks.
An object of the present invention is to provide a snap hinge type bottle cap having an excellent appearance.

Further, as shown in FIGS. 6, 7 and 8, the plate-like connecting plate (22, 22) or the concave groove (22, 22) is replaced with the plate-like connecting plate (22). On the inner surface of the front, rear, left and right ends of 20), U-shaped or V-shaped locking prisms (25, 25, 25, 25) are provided, respectively.
Also, instead of the locking projections (42, 42, 42, 42), locking through holes (44, 44) are provided on the upper front, rear, left and right end walls of the lateral L-shaped concave groove (40), respectively. , 44, 44) and additionally, on the inner surface of the cap member (50), the locking prisms (25, 2
5,25,25) are provided from the side, and the fixing through holes (44,44,44,44) are provided with fixing prisms (25,2).
(5,25,25) was inserted and locked,
The locking between the plate-shaped connecting plate (20) of the lid member (30) and the lateral L-shaped concave groove portion (40) of the cap member (50) is strong, and is made of plastic with less occurrence of sink marks. The present invention provides a snap hinge type bottle cap having an excellent appearance.

[0007]

【Example】

<Embodiment 1> FIG. 1 is a perspective view of a snap hinge type bottle cap according to Embodiment 1 of the present invention. FIG. 2 is a perspective view of a snap hinge type bottle cap according to Embodiment 1 of the present invention. It is sectional drawing.

That is, a plate-like opening / closing lid (10) provided with a cylindrical stopper (11) that seals the discharge port (41) on the inner surface, and the discharge port (41) is tightly inserted at the center. A plate-shaped connecting plate (20) provided with a cylindrical through-hole (21) whose periphery is inclined inward, a lid member (30) connected via a snap hinge part (31), and A horizontal L-shaped concave groove (40) for accommodating the lid member (30) is provided, and a cylindrical discharge port (41) for discharging the contents is provided at the center of the concave groove (40). To Inner Ring (52)
Fitting structure with screw-fit type bottle mouth and neck (61)
The columnar cap member (50) provided with the (51) was housed in the concave groove (40) of the cap member (50) with the lid member (30) depressed so that the surface was flush. A polypropylene snap snap hinge type bottle cap for liquid, provided with locking convex streaks (22, 22) on the left and right side surfaces of the plate-shaped connecting plate (20), respectively, Plate-like connecting plate (2
(0) is provided on the inner surface of the rear end portion with a prismatic locking insertion piece (23), and further, locking projections (42) are provided on the left and right side walls before and after the lateral L-shaped concave groove (40), respectively. , 42, 42, 42), and at the lower center of the rear wall of the lateral L-shaped concave groove (40), a locking through hole (43) is provided, and the locking projection (42, 42) is provided. (42,42,42) and locking through-hole (43) with locking convex streaks (22,22) and locking insertion piece (23)
And the liquid shampoo 50
The state of the snap hinge type bottle cap of this embodiment, in which the fitting structure (51) of the cap member (50) is screw-fitted to the bottle mouth and neck (61) of the bottle container (60) containing 0 ml. It is shown.

In the snap hinge type bottle cap of this embodiment, the discharge port is provided at the center of the plate-like connecting plate (20).
(41) is provided with a cylindrical through hole (21) in which the upper periphery is inclined inward to tightly insert, and the inner surface of the cap member (50) is provided with an inner ring (52). Department (61)
With the provision of the fitting structure portion (51), the liquid shampoo does not show dripping or leakage, and the plate-like connecting plate (20) of the lid member (30) and the cap member (50)
The snap hinge type bottle cap made of polypropylene, which has a strong connection with the lateral L-shaped concave groove portion (40) and is less likely to cause sink marks, is obtained.

Embodiment 2 FIG. 3 is a sectional view of a snap hinge type bottle cap according to Embodiment 2 of the present invention. That is, the same plate-shaped opening / closing lid (10) as in the first embodiment.
And a lid member (30) in which the same plate-shaped connecting plate (20) as that of the first embodiment is connected via a snap hinge portion (31);
The same cylindrical cap member (50) as in the first embodiment provided with the same horizontal L-shaped concave groove (40) as in the first embodiment shown in FIG. The recessed groove part (40), the lid member (30) is depressed and accommodated so that the surface becomes the same plane, a polypropylene liquid snap hinge type bottle cap for liquid, wherein the plate-shaped Locking grooves (22, 22) are provided on the left and right side surfaces of the connecting plate (20), respectively, and a prismatic locking insert is inserted into the inner surface of the rear end of the plate-shaped connecting plate (20). A piece (23) is provided, and the horizontal L-shaped concave portion is further provided.
The locking projections (42, 42, 42, 42,
42), and a locking through-hole (43) is provided at the lower center of the rear wall of the lateral L-shaped concave groove (40).
(42, 42, 42, 42) and the locking through hole (43) and the locking groove (22, 22) and the locking insertion piece (23) are inserted and locked, respectively, In the same manner as in 1, the snap hinge according to the present embodiment in which the fitting structure (51) of the cap member (50) is screw-fitted to the neck (61) of the bottle container (60) containing 500 ml of liquid shampoo. It shows the state of the bottle cap of the formula.

In the snap hinge type bottle cap of this embodiment, as in the first embodiment, no dripping or leakage of the liquid shampoo is observed, and the plate-shaped lid member (30) is formed. Snap hinge type with excellent appearance, made of polypropylene with a strong connection between the connecting plate (20) and the lateral L-shaped groove (40) of the cap member (50) and less occurrence of sink marks The bottle cap was obtained.

<Embodiment 3> FIG. 4 is a perspective view of a snap hinge type bottle cap according to Embodiment 3 of the present invention, and FIG. 5 is a snap hinge type bottle cap according to Embodiment 3 of the present invention. It is sectional drawing of a bottle cap.

That is, a deformable plate-like opening / closing lid (10) having a cylindrical stopper (11) for sealing the discharge port (41) on the inner surface and a claw-shaped opening piece (12) on the front surface. And a cover member (30) in which a deformable plate-like connecting plate (20) provided with a through-hole (21) for inserting a discharge port (41) in the center portion is connected via a snap hinge portion (31).
And a lateral L-shaped groove for accommodating the lid member (30) on the surface.
(40), a cylindrical discharge port (41) for discharging the contents is provided at the center of the concave groove (40), and the inner surface is fitted with a forcibly fitted bottle mouth and neck (61). The elliptical column-shaped cap member (50) provided with the joint structure portion (51) is inserted into the concave groove (40) of the cap member (50) in the same manner as in the first embodiment so that the surface is flush with the lid. A snap hinge type bottle cap for granules made of polypropylene, in which the member (30) is depressed and accommodated, wherein undercuts are respectively formed on the inner surfaces of the front, rear, left and right ends of the deformed plate-like connecting plate (20). Anchoring prism (24,24,24,2
4), and a prismatic locking insertion piece (23) is provided on the inner surface of the rear end of the deformed plate-shaped connecting plate (20), and the horizontal L-shaped concave groove is further provided. (40) on the front, rear, left and right end upper wall,
Provide locking through holes (44,44,44,44) with bottom plate respectively,
Also, at the lower center of the rear wall of the lateral L-shaped concave groove (40),
A locking through hole (43) is provided, and the locking through holes (44, 44, 44, 4
4) and the locking through hole (43), the locking prism (24,24,24,24) and the locking insertion piece (23) are respectively inserted and locked, and a bottle containing table salt 200g is inserted. Bottle mouth and neck of container (60) (61)
7 shows a state of the snap hinge type bottle cap of the present embodiment in which the fitting structure (51) of the cap member (50) is forcibly fitted.

In the bottle cap of the snap hinge type according to the present embodiment, the table salt is not spilled, and the connecting plate (20) of the deformed plate of the lid member (30) and the cap member (50) are formed. ) Is firmly anchored to the lateral L-shaped groove (40), and is made of polypropylene with less occurrence of "sink".
A snap hinge type bottle cap with excellent appearance was obtained.

Embodiment 4 FIG. 6 is a perspective view of a snap hinge type bottle cap according to Embodiment 4 of the present invention, and FIG. 7 is a snap hinge type bottle cap according to Embodiment 4 of the present invention. It is sectional drawing of a bottle cap.

That is, a plate-like opening / closing lid (10) provided with a cylindrical stopper (11) for sealing the discharge port (41) on the inner surface, and a cylinder for tightly inserting the discharge port (41) at the center. A lid member (30) provided with a plate-shaped connecting plate (20) provided with a through hole (21) in the shape of a hook through a snap hinge part (31), and the lid member (30) is housed on the surface. To provide a horizontal L-shaped concave groove (40)
A cylindrical discharge port (41) for discharging the contents is provided at the center of the bottle, and a fitting structure part (51) with a forcibly fitted bottle mouth and neck (61) having an inner ring (52) on the inner surface. An elliptical column-shaped cap member (50) provided with is provided in the concave groove (40) of the cap member (50) in the same manner as in the first embodiment so that the surface is coplanar.
A snap hinge type bottle cap for liquid made of polypropylene, in which the lid member (30) is depressed and accommodated,
A U-shaped locking prism (25, 25, 25, 25) is provided on the inner surface of each of the front, rear, left, and right ends of the plate-shaped connecting plate (20), and the plate-shaped connecting plate (20 ), On the inner surface of the rear end portion, a rectangular column-shaped locking insertion piece (23) is provided, and the horizontal L-shaped concave groove portion is further provided.
In the upper wall of the front, rear, left and right ends of (40), locking through-holes (44, 44, 44, 44) with bottom plates are respectively provided, and the rear wall of the lateral L-shaped concave groove (40) At the center lower portion of the cap member, a locking through hole (43) is provided, and further, on the inner surface of the cap member (50), a holding projection that presses the locking prism (25, 25, 25, 25) from the lateral direction. (53,53,53,53), and this locking through hole (44,44,
44, 44) and the locking through hole (43), the locking prism (25, 25, 25, 25) and the locking insert piece (23) are inserted and locked, respectively, and the soft finish 500 g The state of the snap hinge type bottle cap of the present embodiment, in which the fitting structure part (51) of the cap member (50) is forcibly fitted to the bottle mouth and neck part (61) of the filled bottle container (60). It is a thing.

In the snap hinge type bottle cap of this embodiment, the discharge port is provided at the center of the plate-like connecting plate (20).
A cylindrical through hole (21) for tightly inserting the (41) is provided, and the inner surface of the cap member (50) is fitted to the forcibly fitted bottle mouth and neck (61) having an inner ring (52). With the provision of the joint structure (51), liquid leakage of the softening agent and the like are not observed, and the plate-shaped joining plate (20) of the lid member (30) and the cap member (50) are next to each other. A snap hinge type bottle cap made of polypropylene, which has a strong connection with the L-shaped concave groove portion (40) and is less likely to cause sink marks, is obtained.

<Embodiment 5> FIG. 8 is a sectional view of a snap hinge type bottle cap according to Embodiment 5 of the present invention. That is, the same plate-like opening / closing lid (10) as in the fourth embodiment.
And a lid member (30) in which the same plate-shaped connecting plate (20) as that of the fourth embodiment is connected via a snap hinge portion (31);
The same elliptical column-shaped cap member (50) as in Example 4 provided with the same horizontal L-shaped concave groove (40) as in Example 4 shown in FIG. The recessed groove part (40), the lid member (30) is depressed and accommodated so that the surface becomes the same plane, a polypropylene liquid snap hinge type bottle cap for liquid, wherein the plate-shaped V having hinge portions (26) on the inner surfaces of the front, rear, left and right ends of the connecting plate (20)
-Shaped locking prisms (25, 25, 25, 25) are provided, and a prismatic locking insertion piece (23) is provided on the inner surface of the rear end of the plate-shaped connecting plate (20). Further, on the upper wall of the front, rear, left and right ends of the lateral L-shaped concave groove (40), a locking through hole (4
4,44,44,44), and the horizontal L-shaped groove (4
(0) A locking through hole (43) is provided at the lower center of the rear wall, and the locking prisms (25, 25, 25, 25) are respectively laid on the inner surface of the cap member (50). Presser projection (5
(53,53,53,53) and connect the locking prisms (25,25,25,25) to the locking through holes (44,44,44,44) and the locking through holes (43). The stopper piece (23) is inserted and locked, respectively, and the cap member (50) is attached to the bottle opening neck (61) of the bottle container (60) containing 500 g of the softening agent in the same manner as in Example 4. ) Mating structure (5
1 shows a state of the snap hinge type bottle cap of this embodiment in which 1) is forcibly fitted.

In the snap hinge type bottle cap according to the present embodiment, as in the case of the fourth embodiment, liquid leakage of the softening agent is not observed, and the plate-like connecting plate of the lid member (30) is used. (20) and a lateral L-shaped concave portion of the cap member (50)
A snap hinge type bottle cap made of polypropylene, which has a firm connection with (40) and is less likely to cause sink marks, and has an excellent appearance.

[0020]

As described above, in the snap hinge type bottle cap according to the present invention, the dripping, leakage or spillage of the contents is not recognized, and the lid member (30) is used. Plate-shaped connecting plate (20) and cap member (50)
Snap with excellent appearance by firmly connecting with the horizontal L-shaped concave groove part (40), and less occurrence of "sink" (phenomenon of surface dent due to heat shrinkage during plastic molding) It is possible to provide a hinge type bottle cap.

In the snap hinge type bottle cap according to the present invention, a fitting structure (51) for fitting the bottle neck and neck (61) leading to the discharge port (41) is provided on the inner surface of the cap member (50). With this arrangement, the bottle neck (6) of the bottle container (60)
1), the discharge port (41) is not directly fitted,
The diameter of the fitting structure (51) provided on the cap member (50), which is a separate member, can be changed to accommodate bottle containers (60) of various diameters.

[Brief description of the drawings]

FIG. 1 is a perspective view of a snap hinge type bottle cap according to a first embodiment of the present invention.

FIG. 2 is a sectional view of a snap hinge type bottle cap according to the first embodiment of the present invention.

FIG. 3 is a sectional view of a snap hinge type bottle cap according to a second embodiment of the present invention.

FIG. 4 is a perspective view of a snap hinge type bottle cap according to a third embodiment of the present invention.

FIG. 5 is a sectional view of a snap hinge type bottle cap according to a third embodiment of the present invention.

FIG. 6 is a perspective view of a snap hinge type bottle cap according to a fourth embodiment of the present invention.

FIG. 7 is a sectional view of a snap hinge type bottle cap according to a fourth embodiment of the present invention.

FIG. 8 is a sectional view of a snap hinge type bottle cap according to a fifth embodiment of the present invention.

FIG. 9 is a perspective view of a conventional snap hinge type bottle cap.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Opening / closing lid 11 ... Closure stopper 12 ... Opening piece 20 ... Connecting plate 21 ... Through-hole 22 ... Locking convex muscle, locking concave groove, locking convex muscle, etc. 23 ... Locking insertion piece 24, 25 ... Locking Prism 26 ... hinge part 30 ... lid member 31 ... snap hinge part 40 ... concave groove part 41 ... discharge port 42 ... locking projection, locking groove and the like 43,44 ... locking through-hole 50 ... cap member 51 ... fitting structure Part 52… Inner ring 53… Presser projection 60… Bottle container 61… Bottle neck

──────────────────────────────────────────────────続 き Continuation of the front page (56) References: Japanese Utility Model 64-9157 (JP, U) Japanese Utility Model 4-7449 (JP, U) (58) Fields surveyed (Int. Cl. ⁶ , DB name) B65D 39/00-55/16

Claims (3)

(57) [Claims] 1. A plate-like opening / closing lid (10) provided with a cylindrical stopper (11) for sealing the discharge port (41) on the inner surface, and a discharge port (4) at the center.
A lid member (30) in which a plate-shaped connecting plate (20) provided with a through-hole (21) for inserting the 1) is connected via a snap hinge part (31).
And a lateral L-shaped groove for accommodating the lid member (30) on the surface.
(40) is provided, and a cylindrical discharge port (41) for discharging the contents is provided at the center of the concave groove (40).
(61) and a cap member (50) provided with a fitting structure portion (51), a cover member (30) so that the surface is flush with the concave groove portion (40) of the cap member (50). Is a snap-hinged bottle cap which is housed by depressing, the left and right side surfaces of the plate-shaped connecting plate (20), respectively, locking convex streaks (22, 22) or locking concave grooves (22, 22). 22), and on the inner surface of the rear end of the plate-shaped connecting plate (20), a prismatic locking insertion piece (23) is provided, and the horizontal L-shaped groove ( 40)
Locking projections (42, 42, 42, 42) on the left and right side walls before and after
In addition, a locking through hole (43) is provided at the lower center of the rear wall of the lateral L-shaped concave groove (40), and the locking projection (42,
42, 42, 42) and the locking through hole (43), the locking convex streaks (22, 22) or the locking groove (22, 22) and the locking insertion piece (23) are inserted, respectively. A snap hinge type bottle cap that is locked. 2. The locking projection (22, 22) or the locking groove (22, 2).
Instead of 2), undercut locking prisms (24, 24, 2) are respectively provided on the inner surfaces of the front, rear, left and right ends of the plate-shaped connecting plate (20).
4, 24), and in place of the locking projections (42, 42, 42, 42), respectively, on the front, rear, left and right end upper walls of the lateral L-shaped concave groove (40), respectively. A locking through hole (44,44,44,44) is provided, and a locking prism (24,24,24,24) is provided in the locking through hole (44,44,44,44).
2. The snap hinge type bottle cap according to claim 1, wherein each of the bottle caps is inserted and locked. 3. The locking projection (22, 22) or the locking groove (22, 2).
Instead of 2), U-shaped or V-shaped locking prisms (25, 25, 2) are respectively provided on the inner surfaces of the front, rear, left and right ends of the plate-shaped connecting plate (20).
5, 25), and in place of the locking projections (42, 42, 42, 42), on the front and rear and left and right end upper walls of the lateral L-shaped concave groove (40), respectively. Providing locking through-holes (44, 44, 44, 44), and additionally presses the locking prisms (25, 25, 25, 25) on the inner surface of the cap member (50) from the lateral direction. Presser projection (5
3,53,53,53), and the locking prisms (25,25,25,25) are inserted and locked in the locking through holes (44,44,44,44), respectively. The snap hinge type bottle cap according to claim 1, characterized in that: