JP6170398B2 - Dispensing device for double aerosol container body and double aerosol container - Google Patents

Description

  The present invention relates to a discharge device for a double aerosol container body and a double aerosol container.

  As this type of double-type aerosol container, there is one composed of a double-container in which the heads of a pair of left and right aerosol container bodies that open a discharge port upward are connected by a connecting means, and a liquid discharge device (actuator). The liquid discharge apparatus has a cover cylinder that surrounds the heads of a pair of container bodies and has an opening in the front, a content introduction port connected to the discharge port on the lower surface, and a nozzle that passes through the opening. It has a main body that protrudes forward from the cylinder, and a cover plate that closes the upper end of the cover cylinder. The push button formed at the center of the cover plate is pressed down to hold down the main body and has an aerosol. It is known that the contents of each aerosol container body can be mixed inside the main body and discharged from the nozzle cylinder by pushing down the main body via a push button.

JP 2001-315861 A

  There is a demand for further cost reduction in the conventional two-stage aerosol container discharge device. The general idea is to reduce the number of parts and the assembly process. However, in order to reduce the number of parts without impairing the conventional usability, for example, a method of providing a connecting portion between each part, molding them in an unfolded state, and bending them after molding can be taken. The number of pieces in the house decreases and the number of Nissan falls. If it is necessary to secure the same number of Nissans as before, it is necessary to enlarge the mold or increase the surface area.

  An object of the present invention is to propose a discharge device for a double aerosol container body and a double aerosol container that can be manufactured at low cost by simply connecting a plurality of parts with a hinge mechanism.

The first means is a discharge device for a double aerosol container body,
A cover cylinder part 12 that is formed long in the left-right direction to cover the upper part of a pair of left and right aerosol container bodies, and has a nozzle insertion port 20 opened in the front wall part;
A pair of left and right contents introduction ports 32 are opened on the lower surface, a mixing chamber C is formed therein, the nozzle tube portion 34 projects forward from the nozzle insertion port 20, and the cover tube portion 12 can be moved up and down. A main body 30 disposed in
A cover body 40 covering the upper surface side of the cover tube portion 12, and
The lid body 40 and the cover cylinder part 12 are formed as separate bodies, and the rear parts of the lid body 40 and the cover cylinder part 12 are connected by a fitting hinge mechanism H so that the lid body 40 can be rotated. and,
The lid body 40 has a lid plate 42 fitted into the upper end portion of the cover cylinder portion 12 and provided with a pressing portion 42b that can be pushed downward at the center portion, and the front end portion of the lid plate 42 Accordingly, a knob 54 is projected through a substantially V-shaped leaf spring 50 as viewed from the left-right direction.

In this means, as shown in FIG. 1, the lid body 40 and the cover cylinder portion 12 are formed as separate bodies, and the rear portions of the lid body 40 and the cover cylinder portion 12 are attached by a fitting hinge mechanism H. The lid 40 is connected to be rotatable. Since it is a fitting type, it can be assembled easily.
In this means, a V-shaped leaf spring 50 is provided between the lid plate 42 of the lid body 40 and the knob 54. This makes it easy to open the lid plate 42.

The second means includes the first means, and the hinge mechanism H has a left and right shaft portion 28 formed on one of the rear portions of the lid 40 and the cover tube portion 12 on the other of the rear portions. It was configured to be fitted to the formed bearing portion 46 having the shaft insertion port 48.

  In this means, the hinge mechanism H includes a bearing portion 46 having a shaft insertion port 48 formed with a shaft portion 28 in the left-right direction formed on one of the rear portions of the lid 40 and the cover cylinder portion 12 on the other of the rear portions. It is attached to.

Third means includes a first means, and to form a bearing portion 46 for opening the shaft insertion hole 48 below the rear of the cover plate 42,
A bearing housing recess 26 having at least the upper and rear openings is formed in the rear wall portion of the upper end portion of the cover cylinder portion 12, and a shaft portion 28 is provided in the bearing housing recess 26.

  In the present means, at least the upper and rear opening bearing portion accommodating recesses 26 are formed in the rear wall portion of the upper end portion of the cover cylinder portion 12, and the shaft portion 28 is provided in the bearing portion accommodating recess 26. Thereby, the hinge mechanism H can be simply configured.

The fourth means includes any one of the first means to the third means , and the leaf spring 50 is formed by connecting the front plate portion 50a and the rear plate portion 50b via the bent portion 50c. A slit 52 extending from the bent portion 50c to the midway in the vertical direction of the front plate portion 50a and the rear plate portion 50b as viewed from the front is formed below the leaf spring 50, and the above-mentioned cut 52 is provided with the above-mentioned cut 52. The nozzle cylinder part 34 was inserted.

  In this means, the nozzle cylinder portion 34 is inserted into the slit 52 formed in the leaf spring 50. Thereby, the vertical length of the leaf spring 50 can be made sufficiently large.

The fifth means includes any one of the first means to the fourth means, and the main body 30 is configured such that the main body upper portion 30b is detachably attached to the main body lower portion 30a.

  In this means, since the main body upper portion 30b can be separated from the main body lower portion 30a, the inside of the main body 30 can be easily cleaned.

The sixth means is a double aerosol container,
A double aerosol container body 2 in which a pair of left and right aerosol container bodies 4 opening the tubular discharge port 4b upward is connected by a connecting means, and a first means attached to the upper part of the pair of aerosol container bodies to a fifth It is comprised with the discharge apparatus 10 for double aerosol container bodies as described in any of the means.

  In this means, since the aerosol container body discharge device 10 is mounted on the double aerosol container body 2, the dual aerosol container can be provided at low cost.

According to the invention relating to the first means and the sixth means, the lid body 40 and the rear part of the cover cylinder part 12 which are separate bodies are simply connected via the fitting type hinge mechanism. Compared with the case where the cover 40 and the cover tube portion 12 are integrally molded in the unfolded state, the mold is not enlarged and can be produced efficiently.
According to the first aspect of the invention, since the leaf spring 50 is interposed between the front end portion of the lid plate 42 of the lid body 40 and the knob portion 54, the knob portion 54 is elastically deformed by the leaf spring 50. Easy to pull backwards.
According to the invention relating to the second means, the hinge mechanism H is a shaft insertion in which the left and right shaft portions 28 formed on one of the rear portions of the lid 40 and the cover tube portion 12 are formed on the other of the rear portions. Since it is configured to be fitted to the bearing portion 46 having the opening 48, the hinge function can be surely exhibited while having a simple structure.
According to the invention relating to the third means, the lid plate 42 of the lid body 40 is fitted into the upper end portion of the cover cylinder portion 12, and the bearing portion 46 having the shaft insertion port 48 of the downward opening is provided at the rear portion of the lid plate 42. Since the shaft portion 28 provided in the bearing portion receiving recess 26 of the cover cylinder portion 12 is fitted to the bearing portion 46, the lid 40 is caused by the action of an unexpected external force while having a simple hinge structure. Hard to fall off.
According to the fourth aspect of the invention, since the nozzle cylinder part 34 is inserted into the slit 52 formed in the leaf spring 50, the vertical length of the leaf spring 50 can be sufficiently secured, and the elasticity of the spring Easy to secure power.
According to the fifth aspect of the invention, since the main body 30 is detachably attached to the main body lower part 30a, it is easy to clean the inside.

It is a half section front view of the double aerosol container concerning a 1st embodiment of the present invention. It is a top view of the container of FIG. It is a rear view of the container of FIG. It is the longitudinal cross-sectional view seen from the side of the container of FIG. It is a perspective view of the discharge apparatus for double aerosol container bodies which the container of FIG. 1 has. It is a perspective view of the cover member and lid which the discharge apparatus for double aerosol container bodies of FIG. 5 has. It is a side view which decomposes | disassembles and shows the container of FIG. 1 in the discharge apparatus for 2 series aerosol container bodies and 2 series aerosol container bodies. It is the longitudinal cross-sectional view which looked at the cover member of the discharge apparatus for double aerosol container bodies of FIG. 5 from the side. It is the longitudinal cross-sectional view which looked at the main body of the discharge apparatus for double aerosol container bodies of FIG. 5 from the side. FIG. 10 is an operation explanatory diagram of the main body of FIG. 9. It is the longitudinal cross-sectional view which looked at the cover body of the discharge apparatus for double aerosol container bodies of FIG. 5 from the side. It is explanatory drawing which shows the 1st step of operation which opens the cover body of the discharge apparatus for double aerosol container bodies of FIG. It is explanatory drawing which shows the 2nd step of operation which opens the cover body of the discharge apparatus for 2 series aerosol container bodies of FIG. It is action | operation explanatory drawing of the principal part of the double aerosol container which concerns on 2nd Embodiment of this invention.

1 to 13 show a double aerosol container according to the first embodiment of the present invention . This double aerosol container includes a double aerosol container body 2 and an aerosol container body discharge device 10.

  The double aerosol container body 2 includes a pair of left and right aerosol container bodies 4 and a connecting means 6.

  The aerosol container body 4 has a head portion 4a erected from a trunk portion through a constricted portion (neck portion), and a tubular discharge port 4b is erected from the head portion. When the discharge port 4b is pushed down or tilted, the liquid is discharged.

  The connecting means 6 connects the head 4a of the aerosol container body 4 as shown in FIG. The illustrated connecting means 6 has a peripheral wall 6a that surrounds at least the head 4a and extends in the vertical direction with respect to the head 4a. A first locking rib 6b that engages with the lower side of the head 4a is formed on the inner surface of the peripheral wall 6a, and a second locking rib 6c that can be engaged with the cover tube portion 12 is formed on the outer surface of the peripheral wall 6a. It is attached.

  The aerosol container body discharge device 10 includes a cover cylinder portion 12, a main body 30, and a lid body 40.

The cover cylinder 12 is an oval cylinder that is long in the left-right direction and viewed from above. The cover cylinder part 12 in the illustrated example has a double cylinder structure in which a drooping wall part 18 is suspended from the upper end of the base cylinder part 14 via an inward flange-like top wall part 16. A middle portion in the left-right direction at the front portion of the cover tube portion 12 is recessed to form a nozzle insertion port 20 having an upper opening. Further, a pair of left and right shallow bearing housing recesses 26 are formed on the left and right sides of the rear portion of the cover tube portion 12, and a deep auxiliary recess 22 is provided between these bearing housing housing recesses. A shaft portion 28 in the left-right direction is laterally provided in the bearing housing recess 26 with a space from the lower surface of the recess. Further, a vertically long engaging recess 24 is formed on both the left and right sides of the cover tube portion 12. As shown in FIG. 6, upper and rear cutouts 21 are formed in the rear portions of the left and right side surfaces of the nozzle insertion opening 20.

The main body 30 has a hollow casing that is long in the left-right direction and forms a mixing chamber C therein, and a pair of left and right cylindrical content inlets 32 are suspended from the lower surface of the casing, and the front surface thereof. The nozzle cylinder part 34 is discharged forward. In the present embodiment, the main body 30 is formed such that a portion (main body lower portion 30a) extending from the bottom of the casing to the content inlet 32 and a remaining portion (main body upper portion 30b) can be separated from each other. The rear part is integrally formed by an integral hinge 38. The main body lower portion 30a has an open top seal cylinder portion 36a that fits in a liquid tight manner in the upper portion of the main body, and a locking piece 3 6 b that locks from the front end portion of the main body lower portion 30a to the front portion of the main body upper portion 30b. Stand up. A finger pad 39 is suspended from the front side of the lower body 30a.

  The lid body 40 has a lid plate 42 fitted into the upper end portion 12 a of the cover cylinder portion 12. The lid plate 42 is formed as a pressing portion 42b that is separated from the peripheral portion 42a fitted to the upper end portion 12a and can be pushed down on the center side, and a pressure for pushing down the main body 30 from the lower surface of the pressing portion 42b. The projecting piece P is suspended. In the illustrated example, as shown in FIG. 2, it extends forward from two locations at the rear end of the lid plate 42, then splits left and right outwards, and extends to the front side at a certain distance from the outer peripheral edge of the lid plate. A slit 44 is formed to separate the peripheral portion 42a and the pressing portion 42b. The front end portions of the two slits 44 are opposed to each other at a certain distance, and the peripheral portion 42a and the pressing portion 42b are continuously connected via a lid plate portion (connecting portion 45) between the both end portions. Yes. The cover plate 42 is formed of an elastic material. When the pressing portion 42b is pressed down with a finger and then released, the pressing portion 42b returns to the original position by the elastic restoring force of the connecting portion 45.

  In the illustrated example, as shown in FIG. 1, the pressing portion 42b is provided lower than the peripheral portion 42a, and the fitting tube portion 43 is suspended from the inner end of the peripheral portion 42a. The fitting cylinder part 43 is fitted to the upper end part 12 a of the cover cylinder part 12.

  A pair of left and right bearing portions 46 are attached to the rear portion of the lid plate 42. Each bearing portion 46 and the above-described shaft portion 28 constitute a hinge mechanism H (see FIG. 6). That is, these bearing portions 46 are housed in the bearing portion housing recess 26 and pivotally attached to the shaft portion 28, so that the lid body 40 is provided to be rotatable around the shaft portion 28. The illustrated bearing portion 46 is formed in a substantially inverted U shape that opens a shaft insertion port 48 below, but the shape can be changed as appropriate. In addition, unlike the example of illustration, you may form a shaft part and a bearing part accommodation recessed part in a cover body side, and a bearing part in a cover cylinder part side, respectively.

  As shown in FIG. 4, a knob portion 54 protrudes from the front portion of the cover plate 42 via a leaf spring 50, and the knob portion 54 is formed so that the knob portion 54 can be retracted by deformation of the leaf spring 50. The leaf spring 50 is V-shaped when viewed from the side, and is formed by connecting the lower end portions of the front plate portion 50a and the rear plate portion 50b with bent portions 50c. In the illustrated example, the front plate portion 50a is a front inclined plate portion (an inclined plate portion from the front to the rear lower side), and the rear plate portion 50b is a rear inclined plate portion (an inclined plate portion from the front to the rear upper side). Although formed, one of them may be a vertical plate portion. The knob portion 54 is preferably arranged at the same level as or slightly above the height of the central axis of the shaft portion 28 indicated by a two-dot chain line in FIG. 12, so that when the knob portion 54 is pulled rearward, the shaft portion 28 is arranged. Is difficult to unintentionally leave the bearing.

On the rear side of the upper end portion of the front plate portion 50a, a pair of left and right retaining projections 56 that can be engaged with the notch 21 are provided. By engaging these retaining protrusions 56 with the notches 21 , the removal of the lid is restricted. When the knob portion 54 is pushed rearward, the retaining convex portion 56 is detached rearward from the notch 21 .

  As shown in FIG. 6, a slit 52 extending from the bent portion 50c to a middle position in the vertical direction of the front plate portion 50a and the rear plate portion 50b is formed below the plate spring 50 as viewed from the front. The nozzle cylinder portion 34 is inserted into the slit 52.

  In the above configuration, as shown in FIG. 1, the lid body 40 is fitted in the upper end portion 12 a of the cover cylinder portion 12, so that it is not detached from the upper end portion 12 a by an unexpected external force. When the pressing portion 42b is pushed down from the state of FIG. 1, the discharge ports 4b of the pair of aerosol container bodies 4 together with the main body 30 are lowered, the contents from each discharge port 4b are mixed into the mixing chamber C, and the nozzle tube portion 34 More discharged. When the inside of the main body 30 is washed, the knob portion 54 may be picked and pulled rearward and upward. Then, as shown in FIG. 12, the V-shaped leaf spring 50 is contracted, and a gap is generated between the lid 40 and the front portion of the cover tube portion 12. As a result, the resistance between the lid body 40 and the cover cylinder portion 12 is reduced, so that the lid body 40 can be easily rotated backward. Next, the main body 30 is taken out, the main body upper part 30b is rotated with respect to the main body lower part 30a, and the inside of the main body is washed. Thus, the main body can be linearized by a simple operation of opening the lid and taking out the main body 30. The main body of the present invention is not limited to a structure that can be separated into an upper part and a lower part.

  Hereinafter, other embodiments of the present invention will be described. In these descriptions, the description of the same structure as that of the first embodiment is omitted.

  FIG. 14 shows a second embodiment of the present invention. In this embodiment, a plug-in type hinge structure is proposed instead of the hinge mechanism of the first embodiment. First, the cover cylinder portion 12 is formed with a pair of left and right upper surfaces and an open front and rear arm portion insertion recess 60A in place of the bearing portion insertion recess 26, and a claw portion insertion port 56 on the bottom surface of the arm portion insertion recess 60A. Is formed on the outer surface of the cover cylinder. Further, a pair of left and right arm portions 64 project rearward from the rear portion of the lid body 40. A claw portion 66 projects downward from the rear end portion of each arm portion 64 indicated by an imaginary line in FIG. A hinge 68 formed by making an inverted V-shaped notch from the lower surface side is formed in the longitudinal direction intermediate portion of the arm portion 64. Then, as shown by a solid line in FIG. 14, the arm portion in front of the hinge 68 is rotated downward, and the claw portion 66 is inserted into the claw portion insertion port 60B. Thereby, the arm part 64 with the nail | claw part 66 can be easily fitted with respect to the cover cylinder part 12. FIG.

DESCRIPTION OF SYMBOLS 2 ... Dual aerosol container body 4 ... Aerosol container body 4a ... Head 4b ... Discharge port 6 ... Connection means 6a ... Peripheral wall 6b ... 1st latching rib 6c ... 2nd latching rib 10 ... Discharge apparatus for aerosol container bodies
DESCRIPTION OF SYMBOLS 12 ... Cover cylinder part 12a ... Upper end part 14 ... Base cylinder part 16 ... Inward flange-like top wall part 18 ... Hanging wall part 20 ... Nozzle insertion port 21 ... Notch 24 ... Recessed part 26 ... Bearing part accommodation recessed part 28 ... Shaft portion 29 ... auxiliary recess
30 ... main body 30a ... lower main body 30b ... upper body 32 ... content inlet 34 ... nozzle tube section 36a ... tubular sealing portion 36b ... engaging piece 38 ... living hinge 39 ... finger contact piece 40 ... lid 42 ... cover plate 42a ... peripheral part 42b ... pressing part 43 ... fitting cylinder part 44 ... slit 45 ... coupling part 46 ... bearing part 48 ... shaft insertion port 50 ... leaf spring 50a ... front plate part 50b ... rear plate part 50c ... bent part 52 ... cutting 54 ... Picking part 56 ... Protruding part 60A ... Arm insertion recessed part 60B ... Claw part insertion port 64 ... Arm part 66 ... Claw part 68 ... Hinge C ... Mixing chamber H ... Hinge mechanism P ... Protrusion part for pressing

Claims (6)

A cover cylinder portion (12) that is long in the left-right direction to cover the upper part of the pair of left and right aerosol container bodies, and that has a nozzle insertion opening (20) opened in the front wall portion;
A pair of left and right contents introduction ports (32) are opened on the lower surface, a mixing chamber (C) is formed therein, the nozzle cylinder portion (34) is projected forward from the nozzle insertion port (20), and is moved up and down. A main body (30) disposed in the cover tube portion (12) so that
A cover (40) covering the upper surface side of the cover tube portion (12),
The lid body (40) and the cover cylinder part (12) are formed as separate bodies, and the rear parts of the lid body (40) and the cover cylinder part (12) are fitted by a fitting hinge mechanism (H). The lid (40) is pivotably connected ,
The lid body (40) has a lid plate (42) fitted into the upper end portion of the cover tube portion (12) and provided with a pressing portion (42b) capable of being pressed downward at the center portion, A double aerosol container body characterized in that a knob portion (54) is projected from a front end portion of the lid plate (42) through a substantially V-shaped leaf spring (50) when viewed from the left-right direction. Dispensing device.   The hinge mechanism (H) has a shaft insertion port (28) formed on one of the rear parts of the lid (40) and the cover cylinder part (12) on the other side of the rear part. The discharge device for a double aerosol container body according to claim 1, characterized by being fitted to a bearing portion (46) having 48). Shaft insertion opening (48) forming a bearing portion for opening (46) downwards to the rear of the cover plate (42),
A bearing portion receiving recess (26) having at least upper and rear openings is formed in the rear wall portion of the upper end portion of the cover tube portion (12), and the shaft portion (28) is provided in the bearing portion receiving recess (26). 2. The discharge device for a double aerosol container body according to claim 1 , wherein the discharge device is attached. The leaf spring (50) is formed by connecting a front plate portion (50a) and a rear plate portion (50b) via a bent portion (50c). A slit (52) extending from the bent portion (50c) to a middle portion in the vertical direction of the front plate portion (50a) and the rear plate portion (50b) is formed, and the nozzle cylinder portion is formed in the slit (52). The discharge container for a double aerosol container body according to any one of claims 1 to 3, wherein (34) is inserted. The double aerosol container according to any one of claims 1 to 4 , wherein the main body (30) is configured such that the main body upper part (30b) is detachably attached to the main body lower part (30a). Body discharge device. A double aerosol container body (2) in which a pair of left and right aerosol container bodies (4) having a tubular discharge port (4b) opened upward is connected by a connecting means, and attached to the upper part of the pair of aerosol container bodies. A double aerosol container comprising the two aerosol container body discharge device (10) according to any one of claims 1 to 5 .