JP2016050005A - Discharge tool for aerosol can - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a discharge tool for an aerosol can which enables a lever member to be formed so as to be detachably attached to a cover member with a simple structure and thereby makes cleaning of a nozzle member easy.SOLUTION: In a discharge tool 1 for an aerosol can according to the invention, a lever member 40 includes: a lever support body 43 which is connected with a front end of an operation lever 41 through a hinge 42 and disposed in a housing recessed part R; and a pair of arms 44 connected with both side parts of the lever support body 43. Tips 44a of the pair of arms 44 are pushed to the inner side and brought up to the upper side to cause the lever member 40 to be removed from the cover member 30.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an aerosol can dispensing device including a nozzle member, a cover member, and a lever member. In particular, the lever member is configured to be detachable from the cover member with a simple structure, so that the nozzle member can be easily cleaned. It is something that is going to become.

  2. Description of the Related Art Conventionally, as this type of aerosol can discharger, for example, one disclosed in Patent Document 1 is known. In Patent Document 1, the nozzle member includes a fitting cylinder that is detachably attached to the stem of the aerosol can, a nozzle that discharges contents from the front end, and a nozzle base that is connected to the upper end of the fitting cylinder and the rear end of the nozzle. have. The cover member includes an inner peripheral wall that is open at an upper portion, a front portion, and a rear portion and that forms a peripheral surface of a receiving recess that receives a nozzle base, a flange-like wall connected to an upper end edge of the inner peripheral wall, and the flange-like wall And an outer peripheral wall attached to the mounting cup of the aerosol can. Furthermore, the lever member has an operation lever that pushes down the nozzle member by applying a pressing force, and is disposed in the housing recess.

Japanese Patent No. 3964285

  However, in the conventional aerosol can dispensing tool as described in Patent Document 1, the lever member is adapted to be placed in the housing recess so as not to be able to be pulled upward to the cover member. When cleaning the nozzle member, the nozzle member cannot be removed from the cover member and cleaned, and it is difficult to say that the nozzle member is always easily cleaned.

  The present invention has been developed in view of the above-mentioned present situation, and has a simple structure so that the lever member can be attached to and detached from the cover member, thereby facilitating cleaning of the nozzle member. The purpose is to provide ingredients.

That is, the gist configuration of the present invention is as follows.
1. A nozzle member, a cover member, and a lever member;
The nozzle member has a fitting cylinder that is detachably attached to the stem of the aerosol can, a nozzle that discharges contents from the front end, and a nozzle base that is connected to the upper end of the fitting cylinder and the rear end of the nozzle. And
The cover member includes an inner peripheral wall that is open at an upper part, a front part, and a rear part, and that forms a peripheral surface of an accommodating recess that accommodates the nozzle base, a flange-like wall connected to an upper end edge of the inner peripheral wall, and the flange-like wall And an outer peripheral wall attached to the mounting cup of the aerosol can while hanging from the outer peripheral edge of the
The lever member has an operation lever that pushes down the nozzle member by applying a pressing force, and is disposed in the housing recess, and is an aerosol can discharger,
The lever member includes a lever support that is connected to a front end of the operation lever via a hinge and is disposed in the receiving recess, and a pair of arms that are connected to both sides of the lever support, An ejector for an aerosol can, wherein the tip of a pair of arms is pushed inward and lifted upward to be removed from the cover member.

2. Each of the pair of arms includes a vertical wall portion that is connected to the lever support and extends in the vertical direction, and a horizontal wall portion that is connected to the upper portion of the vertical wall portion and extends sideways.
The front ends of the lateral wall portions of the pair of arms protrude from the outer peripheral wall of the cover member to the outer peripheral side, respectively.
The aerosol can according to 1 above, wherein each of the vertical wall portions of the pair of arms has a locking portion that is disengaged from the cover member by pushing the distal ends of the lateral wall portions of the pair of arms inward. Dispensing tool.

3. The lever member is connected to a rear portion of the lever support, and has a stopper that can be rotated via a hinge between a misoperation preventing position for preventing the operation lever from being pushed down and a releasing position for releasing the prevention. 1 or 2 aerosol can dispenser.

4). The stopper includes a lever receiving portion that contacts the lower surface of the operation lever at the erroneous operation prevention position, an engaging claw portion that engages with the upper surface of the operation lever and holds the stopper at the erroneous operation prevention position, and the engagement. 4. The aerosol can discharger according to any one of 1 to 3, further comprising a finger hook portion that is operated to release the engagement between the pawl portion and the upper surface of the operation lever.

5. The aerosol can discharger according to any one of 1 to 4, wherein the finger hooking portion of the stopper can be locked to the outer peripheral wall of the cover member at the release position.

  According to the present invention, the lever member can be removed from the cover member by pushing the tips of a pair of inverted L-shaped arms connected to both sides of the lever support inward and lifting upward.

  Therefore, according to the present invention, it is possible to provide an aerosol can discharger that has a simple structure that allows the lever member to be attached to and detached from the cover member, thereby facilitating cleaning of the nozzle member. .

It is a top view of the discharge tool for aerosol cans concerning one embodiment of the present invention. It is a half cross-sectional front view showing the state which attached the discharge tool for aerosol cans of FIG. 1 to the aerosol can. It is a side view showing the state which attached the discharge tool for aerosol cans of FIG. 1 to the aerosol can. It is a rear view showing the state which attached the discharge tool for aerosol cans of FIG. 1 to the aerosol can. It is a partial cross section side view showing the state which attached the discharge tool for aerosol cans of FIG. 1 to the aerosol can. It is a figure showing the state at the time of shaping | molding of the lever member in the discharge tool for aerosol cans of FIG. 1, (a) is AA sectional drawing of (b), (b) is a rear view. It is a figure showing the state which made the stopper of the lever member of FIG. 6 the misoperation prevention position, (a) is AA sectional drawing of (b), (b) is a rear view. It is a partial cross section side view showing the assembly | attachment point of the discharge tool for aerosol cans of FIG. It is a partial cross section side view showing the state at the time of use of the discharge tool for aerosol cans of FIG. It is a longitudinal cross-sectional view showing the modification of the nozzle member in the discharge tool for aerosol cans of FIG.

Hereinafter, with reference to FIGS. 1-10, the discharge device 1 for aerosol cans which concerns on one Embodiment of this invention is illustrated and demonstrated in detail.
In addition, in this specification, the front is the front end 21 a (discharge port) side of the nozzle 21, and the rear is the opposite side of the front along the axis of the nozzle 21. Moreover, a side is the left-right direction at the time of seeing the aerosol can discharge tool 1 toward the back from the front.

  As shown in FIGS. 1 to 5, the aerosol can dispensing device 1 according to the present embodiment (hereinafter also referred to as the dispensing device 1) includes a nozzle member 20, a cover member 30, and a lever member 40, and an aerosol can 50. Is attached via a fixed platen 60. In this embodiment, the discharge tool 1 is configured as a double aerosol can discharge tool 1 that is attached to a pair of aerosol cans 50 arranged in parallel on the left and right. The nozzle member 20, the cover member 30, the lever member 40, and the stationary platen 60 can be formed by, for example, injection molding using synthetic resin.

  Each of the pair of aerosol cans 50 is one in which, for example, the outer edge of a metal mounting cup 51 is fastened and fixed to a bottomed cylindrical container body made of metal, for example, and a stem 52 rising from the mounting cup 51 is provided. Have.

  The stationary platen 60 includes a locking claw 61 (see FIG. 5) that engages with the mounting cup 51 and an opening that exposes the stem 52, and is attached to the mounting cup 51 of the pair of aerosol cans 50.

  The nozzle member 20 includes a nozzle 21 having a discharge port for contents at a front end 21a, a pair of fitting cylinders 22 that are detachably attached to stems 52 of a pair of aerosol cans 50, and a base end of the nozzle 21. And a nozzle base 23 connected to the upper ends of the pair of fitting cylinders 22. The nozzle base 23 is formed with a flow path that guides the contents flowing from the stem 52 through the pair of fitting cylinders 22 to the base end of the nozzle 21. The nozzle member 20 is an integrally molded product including an upper nozzle portion and a lower nozzle portion connected via a hinge 24, and is formed by fitting the lower nozzle portion to the upper nozzle portion. . The upper nozzle part is composed of a nozzle 21 and a part of the nozzle base 23, and the lower nozzle part is composed of a pair of fitting cylinders 22 and a part of the nozzle base 23.

  In addition, the cover member 30 is open at the top, front, and rear, and is connected to the inner peripheral wall 31 that forms the peripheral surface of the housing recess R that stores the nozzle base 23, and the stem of the aerosol can 50 connected to the lower end of the inner peripheral wall 31. 52, a bottom wall 32 having an opening for exposing 52, a flange-like wall 33 connected to the upper end edge of the inner peripheral wall 31, and a fixed plate 60 attached to the mounting cup 51 of the aerosol can 50 while hanging from the outer peripheral edge of the flange-like wall 33. And an outer peripheral wall 34 attached thereto. The cover member 30 is fixed to the stationary platen 60 by fitting the fitting holes 35 provided on both sides of the outer peripheral wall 34 to the claw portion 62 of the stationary platen 60 so as not to be pulled upward. Yes.

  The lever member 40 has an operation lever 41 that pushes down the nozzle member 20 by applying a pressing force, and is disposed in the housing recess R. Specifically, the lever member 40 includes a lever support 43 that is connected to the front end of the operation lever 41 via the hinge 42 and is disposed in the receiving recess R, and an inverted L that is connected to both sides of the lever support 43. The pair of arms 44 have a pair of arms 44, and the distal ends 44a of the pair of arms 44 are pushed inward (that is, in a direction in which the distal ends 44a of the pair of arms 44 approach each other) and lifted upward. It has come to be removed.

  Specifically, each of the pair of arms 44 is connected to the lever support 43 and has a vertical wall portion 44b extending in the vertical direction, and a horizontal wall portion 44c connecting to the upper portion of the vertical wall portion 44b and extending sideways. Have Further, the distal ends 44 a of the lateral wall portions 44 c of the pair of arms 44 protrude from the outer peripheral wall 34 of the cover member 30 to the outer peripheral side. Further, the vertical wall portions 44b of the pair of arms 44 respectively push the distal ends 44a of the lateral wall portions 44c of the pair of arms 44 inward (that is, in a direction in which the distal ends 44a of the lateral wall portions 44c of the pair of arms 44 approach each other). By this, it has the latching | locking part 44d by which engagement with the cover member 30 is cancelled | released. In the present embodiment, the locking portion 44 d is configured by a protrusion that is locked to an undercut (notch in this example) formed on the inner peripheral wall 31 of the cover member 30.

  As shown in FIGS. 6 to 7, the lever member 40 is connected to the rear portion of the lever support 43, and a hinge 45 is provided between an erroneous operation preventing position for preventing the operation lever 41 from being pushed down and a releasing position for releasing the prevention. It has a stopper 46 that can be pivoted through. The stopper 46 includes a lever receiving portion 46a that contacts the lower surface of the operation lever 41 at the erroneous operation preventing position, an engaging claw portion 46b that engages with the upper surface of the operating lever 41 and holds the stopper 46 at the erroneous operation preventing position, It has a finger hook portion 46 c operated to release the engagement between the locking claw portion 46 b and the upper surface of the operation lever 41.

  The stopper 46 can be locked to the outer peripheral wall 34 of the cover member 30 at the release position as shown in FIG. Specifically, the outer peripheral wall 34 of the cover member 30 is provided with an opening 36 into which the finger hooking portion 46c of the stopper 46 can be inserted. The opening 36 is engaged with the finger hooking portion 46c to stop the stopper 46. A locking projection 36a is provided for holding at a release position.

  According to the aerosol can dispensing tool 1 according to the present embodiment having such a configuration, as shown in FIG. The discharge tool 1 can be assembled by attaching to. At this time, by setting the stopper 46 to the erroneous operation preventing position, the stopper 46 can be prevented from interfering with the assembly of the discharge tool 1. And the discharge tool 1 assembled in this way can be attached to the stationary platen 60 attached to the mounting cup 51 of a pair of aerosol cans 50 as shown in FIG.

  In this state, since the lever support body 43 is disposed in the housing recess R by engaging the pair of arms 44 with the cover member 30, the lever support body 43 is prevented from coming out of the housing recess R upward. . Then, as shown in FIG. 9, by rotating the stopper 46 to the release position and operating the operation lever 41, the nozzle member 20 can be pushed down and the contents can be discharged from the front end 21 a of the nozzle 21.

  Further, when the nozzle member 20 is cleaned, as shown by arrows in FIG. 1, the lever members 40 are lifted upward by pushing the tips 44a of a pair of arms 44 connected to both sides of the lever support 43 inward. Since the nozzle member 20 can be removed from the cover member 30, the nozzle member 20 can be easily cleaned.

  Further, in the aerosol can dispensing tool 1, since the stopper 46 is provided integrally with the lever member 40, an overcap conventionally required for preventing erroneous operation can be eliminated, and the number of parts can be reduced. Further, by providing the stopper 46 integrally with the lever member 40, the accuracy of the relative position between the stopper 46 and the operation lever 41 can be increased. When the stopper 46 is set to the erroneous operation preventing position, the stopper 46 is operated to the operation lever. 41 can be smoothly fitted.

  Further, in the aerosol can dispensing tool 1, the stopper 46 is provided with the lever receiving portion 46a, the locking claw portion 46b, and the finger hooking portion 46c, thereby preventing the operation lever 41 from being erroneously operated and improving the operability of the stopper 46. be able to.

  Furthermore, in the aerosol can dispensing tool 1, the finger hooking portion 46c of the stopper 46 can be locked to the outer peripheral wall 34 of the cover member 30 at the release position, so that the stopper 46 is operated by the operation lever 41 when discharging the contents. Can be prevented from interfering with the operation.

  As the nozzle member 20 described above, for example, the nozzle member 20 shown in FIG. 10 can be used instead of the illustrated one. According to the nozzle member 20 ′ having the configuration shown in FIG. 10, when the nozzle member 20 ′ is removed from the stem 52 (see FIG. 5) of the aerosol can 50, as shown by the arrow in FIG. By operating the engaging lever 25 provided on the nozzle base 23, the nozzle base 23 can be opened around the hinge 24 as shown in FIG. Can be easily cleaned.

  The above description shows only one embodiment of the present invention, and various modifications can be made within the scope of the claims. For example, in any of the above-described embodiments, the cover member 30 has been described as being attached to the aerosol can 50 via the stationary platen 60. However, the configuration is not necessarily limited to such a configuration. It is also possible to omit the cover member 30 and attach it directly to the aerosol can 50. In any of the above-described embodiments, the case where the discharge device 1 is configured as the dual-type aerosol can discharge device 1 has been described. For example, a single aerosol can having one or two stems 52 is used. You may comprise so that it may attach to 50.

DESCRIPTION OF SYMBOLS 1 Aerosol can discharge tool 20,20 'Nozzle member 21 Nozzle 21a Nozzle front end 22 Fitting cylinder 23 Nozzle base 24 Hinge 25 Engagement lever 30 Cover member 31 Inner peripheral wall 32 Bottom wall 33 Flange-like wall 34 Outer peripheral wall 35 Fitting Hole 36 Opening 36a Locking projection 40 Lever member 41 Operation lever 42 Hinge 43 Lever support 44 Arm 44a End of the lateral wall (end of arm)
44b Vertical wall portion 44c Horizontal wall portion 44d Locking portion 45 Hinge 46 Stopper 46a Lever receiving portion 46b Locking claw portion 46c Finger hook portion 50 Aerosol can 51 Mounting cup 52 Stem 60 Fixing plate 61 Locking claw 62 Claw portion R Housing recess

Claims (5)

A nozzle member, a cover member, and a lever member;
The nozzle member has a fitting cylinder that is detachably attached to the stem of the aerosol can, a nozzle that discharges contents from the front end, and a nozzle base that is connected to the upper end of the fitting cylinder and the rear end of the nozzle. And
The cover member includes an inner peripheral wall that is open at an upper part, a front part, and a rear part, and that forms a peripheral surface of an accommodating recess that accommodates the nozzle base, a flange-like wall connected to an upper end edge of the inner peripheral wall, and the flange-like wall And an outer peripheral wall attached to the mounting cup of the aerosol can while hanging from the outer peripheral edge of the
The lever member has an operation lever that pushes down the nozzle member by applying a pressing force, and is disposed in the housing recess, and is an aerosol can discharger,
The lever member includes a lever support that is connected to a front end of the operation lever via a hinge and is disposed in the receiving recess, and a pair of arms that are connected to both sides of the lever support, An ejector for an aerosol can, wherein the tip of a pair of arms is pushed inward and lifted upward to be removed from the cover member. Each of the pair of arms includes a vertical wall portion that is connected to the lever support and extends in the vertical direction, and a horizontal wall portion that is connected to the upper portion of the vertical wall portion and extends sideways.
The front ends of the lateral wall portions of the pair of arms protrude from the outer peripheral wall of the cover member to the outer peripheral side, respectively.
2. The vertical wall portions of the pair of arms each have a locking portion that is disengaged from the cover member by pushing the distal ends of the lateral wall portions of the pair of arms inward. Dispenser for aerosol cans.   The lever member is connected to a rear portion of the lever support, and has a stopper that can be rotated via a hinge between a misoperation preventing position for preventing the operation lever from being pushed down and a releasing position for releasing the prevention. Item 3. An aerosol can discharger according to item 1 or 2.   The stopper includes a lever receiving portion that contacts the lower surface of the operation lever at the erroneous operation prevention position, an engaging claw portion that engages with the upper surface of the operation lever and holds the stopper at the erroneous operation prevention position, and the engagement. The aerosol can discharger according to any one of claims 1 to 3, further comprising a finger hook portion operated to release the engagement between the pawl portion and the upper surface of the operation lever.   The discharge device for an aerosol can according to any one of claims 1 to 4, wherein the finger hook portion of the stopper can be locked to an outer peripheral wall of the cover member at the release position.

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