JP6584235B2 - Dispenser for aerosol containers - Google Patents

Description

  The present invention relates to an aerosol container discharge tool having improved cleaning properties.

  Conventional aerosol container dispensing tools include a single-type aerosol container dispensing tool in which a nozzle is connected to one stem that rises from a mounting cup of one container, and a total of 2 that rises one by one from two container mounting cups. There are known a two-stage aerosol container discharge tool in which a nozzle is connected to one stem, an aerosol container discharge tool in which a nozzle is connected to two stems rising from a mounting cup of one container, and the like.

  And, in such a conventional aerosol container discharge tool, when cleaning the inside of the nozzle after the injection of the contents, the nozzle is formed to be openable and closable so that the contents remaining inside the nozzle can be easily cleaned. There is something that was done.

  For example, Patent Document 1 discloses an aerosol container nozzle in which the upper surface of the nozzle is closed with a cover connected via a hinge so that the inside can be cleaned even when the nozzle is mounted on the stem. Yes.

JP2015-9837A

  However, even the aerosol container discharge tool considering the cleaning property as described above has a problem that handling at the time of cleaning is not always easy because the position of the nozzle is fixed. In order to prevent the contents from being discharged during distribution, measures such as attaching a cover of another part to cover the upper surface of the operation lever or putting the aerosol container body in the box with the aerosol container removed from the discharge tool were taken. There is a problem that separate parts are required only during distribution, and the size of the box becomes large.

  This invention was developed in order to solve such a problem, and it aims at providing the discharge tool for aerosol containers which improved the washability. Another object of the present invention is to provide an aerosol container discharge tool that can prevent inadvertent discharge of contents during distribution and use.

That is, the gist configuration of the present invention is as follows.
1. An aerosol container discharger that can be attached to an aerosol container that discharges contents by pressing a stem,
A cover that covers the mouth of the aerosol container;
A nozzle that is displaceably connected to the cover, and that discharges the contents in the aerosol container from the stem to the discharge hole to be discharged to the outside;
An ejection device for an aerosol container, comprising: a discharge path forming member that is detachably inserted into the nozzle from the rear and forms a discharge path.

2. The discharge path forming member has a displaceable lock lever. When the lock lever is in the lock position, the lock lever abuts against a part of the cover by a pressing force applied to the nozzle, and the nozzle When the lock lever is in the unlocked position, the stem is pressed by the pressing force applied to the nozzle, and the contents in the aerosol container are discharged from the discharge hole. The discharge device for aerosol containers according to 1 above.

3. 3. The discharge device for an aerosol container according to 2, wherein the lock lever is integrally formed as a part of the discharge path forming member.

4). The aerosol container has two or more stems, and the discharge path forming member has a partition wall that partitions and forms a discharge path to a discharge hole for each stem of the two or more stems. The aerosol container discharge tool according to claim 1.

5. 5. The aerosol container discharge tool according to 4, wherein the partition wall is provided with a hole for communicating between the discharge paths.

6). The aerosol container discharge tool according to 5, wherein a plurality of the hole portions are provided along a longitudinal direction of the partition wall.

7). 7. The aerosol container discharge tool according to 6, wherein the plurality of holes are alternately arranged at an upper end and a lower end of the partition wall.

8). 8. The aerosol container discharge tool according to any one of 4 to 7, wherein the partition wall is provided with a convex portion protruding in a direction orthogonal to the partition wall.

9. 9. The aerosol container discharge tool according to 8, wherein the convex portion protrudes in a direction orthogonal to the partition wall from directly below or directly above the hole.

10. 10. The locking lever according to any one of 2 to 9, wherein the lock lever is provided with an engaging portion for engaging with the nozzle and maintaining the lock lever in at least one of a lock position and a lock release position. Dispenser for aerosol containers.

  ADVANTAGE OF THE INVENTION According to this invention, the discharge tool for aerosol containers which improved the washability can be provided. Moreover, according to this invention, the discharge tool for aerosol containers which can prevent the careless discharge of the content at the time of distribution | circulation and use can be provided.

It is front sectional drawing which shows the state (locking position) which mounted | wore the aerosol container with the aerosol container discharge tool which concerns on 1st Embodiment of this invention. 1A shows a state (lock position) in which an aerosol container discharge device according to a first embodiment of the present invention is mounted on an aerosol container. FIG. 1A is a cross-sectional plan view taken along the line AA of FIG. 1 and FIG. is there. It is a right side half sectional view showing the state (locking position) where the aerosol container discharge tool according to the first embodiment of the present invention is attached to the aerosol container. It is (a) top view, (b) front view, and (c) left side view of the discharge path formation member used for the aerosol container discharge tool concerning a 1st embodiment of the present invention. In the aerosol container discharge tool which concerns on 1st Embodiment of this invention, (a) The top view which shows the relationship between a lock position and a lock release position, (b) It is a front view. (A) Plan sectional drawing in the BB cross section of FIG. 7 which shows the state (lock release position) with which the aerosol container discharge tool which concerns on 1st Embodiment of this invention was mounted | worn to the aerosol container, (b) Right side surface FIG. It is front sectional drawing in CC section of Fig.6 (a) which shows the state (lock release position) which mounted | wore the aerosol container with the discharge tool for aerosol containers which concerns on 1st Embodiment of this invention. It is front sectional drawing which shows the state which pressed the nozzle and pressed the stem in the state (lock release position) with which the aerosol container discharge tool which concerns on 1st Embodiment of this invention was mounted | worn in the aerosol container. In the aerosol container discharge tool which concerns on 1st Embodiment of this invention, it is a top view which shows the state in which the lock lever was fixed in the lock release position. It is (a) top sectional view of the discharge tool for aerosol containers concerning a 2nd embodiment of the present invention, (b) top view, (c) front view, and (d) left side view of a discharge course formation member.

  Hereinafter, with reference to FIGS. 1-9, the aerosol container discharge tool which concerns on 1st Embodiment of this invention is illustrated and demonstrated in detail.

  In addition, in this specification, a claim, and drawing, the front is the injection cylinder side of the nozzle, and the rear is the opposite side to the front along the axis of the injection cylinder of the nozzle. Moreover, a side is the left-right direction at the time of seeing a container toward back from the front. The “up” direction and the “down” direction indicate directions in a state where the aerosol container is placed on a horizontal plane.

  As shown in FIG. 1, the aerosol container discharge tool 1 includes a stationary platen 20, a cover 30, a nozzle 40, and a discharge path forming member 50. The aerosol container discharge tool 1 of the present embodiment is connected to two stems 13 that rise from a mounting cup 12 of the aerosol container 10.

  The aerosol container 10 is, for example, a metal bottomed cylindrical container body 11 that is secured by, for example, winding the outer edge of a metal mounting cup 12 on the inner side of the container body 11. Two inner bags (not shown) in which objects are accommodated are provided. Further, the space between the container body 11 and the inner bag is filled with a propellant such as compressed gas composed of, for example, nitrogen, compressed air, argon, helium, oxygen, carbon dioxide or a mixed gas thereof. .

  A fixed plate 20 is attached to the mounting cup 12 of the aerosol container 10. The stationary platen 20 includes an inner peripheral wall 21 that is undercut engaged with an outer peripheral surface of the mounting cup 12 by an engagement protrusion 26, and an intermediate step portion 27 that is provided at the upper end of the inner peripheral wall 21 and is located near the upper end of the mounting cup 12. The upper peripheral wall 24 extending further upward from the inner peripheral end of the intermediate step portion 27, the top wall 22 provided at the upper end of the upper peripheral wall 24 and having an opening exposing the stem 13, and from the intermediate step portion 27 to the outer peripheral side And a cylindrical side wall-shaped outer peripheral wall 25 provided so as to protrude and hang down. As shown in FIG. 3, locking projections 23 that engage with locking holes 32 formed on the left and right sides of the outer peripheral wall portion 31 of the cover 30 are formed on the left and right side surfaces of the outer peripheral wall 25.

  The outer peripheral wall 31 of the cover 30 has a substantially cylindrical surface shape, and a top wall 35 is provided at the upper end of the outer peripheral wall 31 as shown in FIG. On both the left and right side surfaces of the outer peripheral wall portion 31, as shown in FIG. 3, locking holes 32 are formed to engage with the locking projections 23 provided on the outer peripheral wall 25 of the stationary platen 20. As shown in FIG. 3, an inner peripheral wall portion 36 that extends downward and accommodates a nozzle 40 and a discharge path forming member 50, which will be described later, hangs down from the inner peripheral end of the top surface wall portion 35. The cover 30 is fixed to the stationary platen 20 by the engagement protrusion 23 engaging with the engagement hole 32 and the lower end of the inner peripheral wall portion 36 abutting against the top wall 22. As shown in FIG. 1, a central step portion 33 is provided at the center of the front height direction of the cover 30. The central step portion 33 is narrowed in the front-rear direction, and the upper peripheral wall 34 extends further upward. .

  A contact surface 37 is provided at the rear center of the cover 30 as shown in FIGS. 1 and 2B. When a contact block 51b provided on a discharge path forming member 50, which will be described later, contacts the contact surface 37 from above, the downward displacement of the nozzle 40 is restricted, and the discharge of the contents is locked. .

  The nozzle 40 is connected to the cover 30 via a nozzle hinge 42 provided at the upper end of the upper peripheral wall 34 of the cover 30 as shown in FIG. A fitting cylinder 43 for fitting the stem 13 is provided on the lower surface of the nozzle 40, and the stem 13 and the nozzle 40 communicate with each other through an inlet hole 43 a provided in the upper part of the fitting cylinder 43. Further, a fitting wall 53 of the discharge path forming member 50 is fitted to the inner side surface of the nozzle 40 from the rear, and the engagement flange 52 is engaged with the engagement hole 44 provided in the nozzle 40. As a result, the nozzle 40 and the discharge path forming member 50 form a discharge path S for the contents from the inlet hole 43a to the discharge hole 41a as shown in FIG.

  The discharge path S is divided by a partition wall 54 shown in FIGS. 1 and 2A, and is configured so that different contents ejected from the two stems 13 are not mixed in the discharge path S. Has been. And it discharges for every content from the discharge hole 41a provided in the injection cylinder 41. FIG.

  As shown in FIG. 4, the discharge path forming member 50 has a lock lever 51 connected to a partition wall 54 and the like via a lever hinge 56. The lock lever 51 is configured to be rotatable about a lever hinge 56 as a fulcrum. Further, at the tip of the lock lever 51, a stopper protrusion 51a for engaging with a stopper engaging portion 45a shown in FIG. 2B or the like to maintain the lock lever 51 in either the locked position or the unlocked position. In addition, a contact block 51b is provided that abuts against a contact surface 37 provided on the cover 30 to restrain the downward displacement of the nozzle 40. At the time of cleaning, the discharge path forming member 50 is pulled by deforming the detachable lever 55 in FIG. 4 inward from the state in which the fitting wall 53 of the discharge path forming member 50 is fitted to the inner side surface of the nozzle 40. Can be easily detached from the nozzle 40 to open the rear, and the discharge path S can be cleaned.

  As described above, the lock lever 51 is configured to be rotatable about the lever hinge 56 as a fulcrum. When the lock lever 51 is in the same straight line as the partition wall 54 as shown in FIG. 5, the lock position 51 is reached, and the contact block 51b contacts the contact surface 37 as shown in FIG. . In this “lock position” state, as shown in FIG. 1, the nozzle 40 is restrained from being displaced downward by the nozzle hinge 42 and the contact surface 37. Therefore, even if the user applies a pressing force to the operation lever 45 at the “lock position”, the nozzle 40 is not displaced downward, and the stem 13 is not pressed down, so that the contents are not discharged.

  Next, the case where the lock lever 51 is displaced upward or downward to reach the “lock release position” in FIG. When the user applies a force to the lock lever 51 to displace it to the “unlock position” shown in FIG. 6A, the contact block 51b of the discharge path forming member 50 covers the cover as shown in FIG. 6B. Since the contact surface 37 is displaced in the circumferential direction, the contact block 51 b does not contact the contact surface 37. In this “unlock position”, as shown in FIG. 7, the left end of the nozzle 40 is still rotatably supported by the nozzle hinge 42, while the right end of the nozzle 40 is not supported in the vertical direction. For this reason, the nozzle 40 is in a state of being rotatable about the nozzle hinge 42 as a fulcrum. As shown in FIG. 8, when the user applies a pressing force to the operation lever 45 in the direction of the arrow at this “unlock position”, the nozzle 40 rotates around the nozzle hinge 42, and the fitting cylinder 43 moves to the stem 13. Press. As a result, the contents are discharged from the stem 13 and discharged from the discharge hole 41a via the discharge path S.

  At this “unlock position”, as shown in FIG. 9, the stopper protrusion 51 a provided at the tip of the lock lever 51 engages with a stopper engaging portion 45 a provided directly below the operation lever 45. With such a configuration, once the user operates the lock lever 51 to the “unlock position”, it does not return to the “lock position” again. It is also possible to maintain the "lock position" by operating the lock lever 51 so that the stopper protrusion 51a is positioned in the gap region between the two stopper engaging portions 45a.

  As described above, according to the present embodiment, the discharge path forming member 50 is inserted from the back of the nozzle 40 to form the discharge path S, and the nozzle 40 is restrained downward by the discharge path forming member 50. A lock lever 51 is provided for switching the presence or absence. When the nozzle 40 is cleaned, the ribs 38 shown in FIG. 3 are pressed to release the engagement of the locking projections 23 into the locking holes 32, and the cover 30 is pulled upward together with the nozzles 40. While pushing in the direction, the discharge path forming member 50 is pulled out from the nozzle 40 in the right direction of FIG. Thereby, the inside of the nozzle 40 can be easily cleaned while rotating the removed nozzle 40 around the nozzle hinge 42. Further, at the time of distribution, by operating the lock lever 51 to the locked position of FIG. 5A, the contact block 51 b contacts the contact surface 37, so that even if a pressing force is applied to the nozzle 40, the stem 13 Will not be pressed. Accordingly, an unintentional discharge of the contents can be performed without providing an additional cover for covering the operation lever 45 during distribution, or by taking the aerosol container discharge tool 1 in a state of being removed from the aerosol container 10. It can be avoided.

  Further, according to the present embodiment, the lock lever 51 is configured to be integrally formed with the lever hinge 56 as a part of the discharge path forming member 50. Thereby, the function which locks pressing of the stem 13 to the discharge path | route formation member 50 provided from the viewpoint of the washability can be added. For this reason, unintentional discharge of contents during distribution can be avoided without increasing the number of parts or increasing the size of the box.

  Further, according to the present embodiment, the partition wall 54 is provided on the discharge path forming member 50 in order to provide the discharge path S of the contents for each of the plurality of stems 13. Thereby, a plurality of contents can be discharged from the discharge hole 41a without being mixed.

  Further, according to the present embodiment, the lock lever 51 is engaged with the stopper engaging portion 45a provided in the vicinity of the operation lever 45 to maintain the lock lever 51 in the “lock position” or the “lock release position”. The stopper projection 51a is provided. Thereby, once the user operates the lock lever 51 to move it to the “lock position” or “lock release position”, the lock lever 51 does not return to the original position unintentionally.

  Next, with reference to FIG. 10, the aerosol container discharge tool which concerns on 2nd Embodiment of this invention is illustrated and demonstrated.

  The present embodiment is not different from the first embodiment except that a part of the configuration of the discharge path forming member 70 is different from the discharge path forming member 50 of the first embodiment. Therefore, here, the configuration of the discharge path forming member 70 will be mainly described.

  FIG. 10A is a plan sectional view of an aerosol container discharge tool incorporating a discharge path forming member 70 according to the present embodiment, and FIGS. 10B to 10D are plan views of the discharge path forming member 70, respectively. It is a front view and a left side. The discharge path forming member 70 of the present embodiment is different from the discharge path forming member 50 of the first embodiment in that holes 74a and convex portions 74b are newly provided in the partition wall 74.

  As is understood from FIGS. 10B and 10C, the holes 74a are arranged at predetermined intervals in the longitudinal direction of the partition wall 74, and are arranged at the upper end and the lower end of the partition wall 74. Are arranged alternately. Further, a convex portion 74 b that protrudes in a direction orthogonal to the partition wall 74 is provided immediately below the hole 74 a disposed at the upper end of the partition wall 74. Further, a convex portion 74 b is similarly provided directly above the hole portion 74 a arranged at the lower end of the partition wall 74.

  By providing the hole 74a as described above in the discharge path forming member 70, the two types of contents discharged from the two stems 13 cross each other through the hole 74a. Accordingly, the two contents can be discharged after being mixed at an appropriate ratio.

  Further, by providing the discharge path forming member 70 with the convex portions 74b as described above, the mixing of the two types of contents is promoted by disturbing the flow of the contents from the inlet hole 43a toward the discharge hole 41a. Can do. Further, when the discharge path forming member 70 is pulled out from the nozzle 40 during cleaning, the convex portion 74b protruding from the partition wall 74 entangles the contents remaining in the nozzle 40, so that the cleaning performance of the nozzle 40 is improved. Can do.

  As described above, according to this embodiment, since the hole 74a is provided in the partition wall 74 of the discharge path forming member 70, two types of contents can be mixed at an appropriate ratio.

  Moreover, according to this embodiment, since it comprised so that multiple hole parts 74a might be provided along the longitudinal direction of the partition wall 74, mixing of two types of contents can be accelerated | stimulated.

  Moreover, according to this embodiment, since the hole part 74a was alternately arrange | positioned at the upper end and lower end of the partition wall 74, the flow of the content in the discharge path S is disturbed, and mixing of two types of content is further accelerated | stimulated. can do.

  In addition, according to the present embodiment, since the convex portion 74 b that protrudes in the direction orthogonal to the partition wall 74 is provided, the mixing of the contents can be further promoted, and the discharge path forming member 70 is cleaned when the nozzle 40 is cleaned. Since the contents remaining in the nozzle 40 can be entangled when the nozzle is pulled out, the cleaning performance of the nozzle 40 can be improved.

  Further, according to the present embodiment, the convex portion 74 b is arranged directly below the hole 74 a provided at the upper end of the partition wall 74 or directly above the hole 74 a provided at the lower end of the partition wall 74. As a result, the mixing of the two types of contents can be further promoted, and the contents remaining in the nozzle 40 can be more efficiently entangled during cleaning, so that the cleaning performance of the nozzle 40 can be further improved. Can do.

  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, although the nozzle 40 of 1st and 2nd embodiment is connected and integrated by the cover 30 and the nozzle hinge 42, it is not limited to this aspect. In the present invention, the cover 30 and the nozzle 40 may be configured as separate parts.

  Further, as shown in FIG. 5, the lock levers 51 and 71 of the first and second embodiments are in the “lock position” when in the center, and are in the “lock release position” when displaced in either the upper or lower direction. However, the present invention is not limited to this mode. You may comprise so that it may become a "lock release position" when it exists in the center, and may become a "lock position" when it displaces to any one of up and down.

  Moreover, although the discharge path | route formation member 50 of 1st Embodiment was comprised so that the partition wall 54 might be provided, it is not limited to this aspect. The discharge path forming member 50 may not have the partition wall 54 and may be configured such that the rear of the nozzle 40 is simply closed by insertion into the nozzle 40.

  Moreover, although the discharge path | route formation member 70 of 2nd Embodiment was comprised so that the hole part 74a and the convex part 74b might be provided in the longitudinal direction of the partition wall 74 at fixed intervals, it is not limited to this aspect. The hole part 74a and the convex part 74b should just be provided in multiple places, and may be provided only in one place. And it should be understood that these are also within the scope of the present invention.

DESCRIPTION OF SYMBOLS 1 Discharge tool for aerosol containers 10 Aerosol container 11 Container main body 12 Mounting cup 13 Stem 20 Fixed board 21 Inner peripheral wall 22 Top wall 23 Locking protrusion 24 Upper peripheral wall 25 Outer peripheral wall 26 Engaging protrusion 27 Middle step part 30 Cover 31 Outer wall part 32 Locking hole 32a U groove part 33 Central step part 34 Upper peripheral wall 35 Top surface wall part 36 Inner peripheral wall part 37 Contact surface 38 Rib 38a U groove part 40 Nozzle 41 Injection cylinder 41a Discharge hole 42 Nozzle hinge 43 Fitting cylinder 43a Inlet hole 44 Engagement Joint hole 45 Operation lever 45a Stopper engaging portion 50, 70 Discharge path forming member 51, 71 Lock lever 51a, 71a Stopper protrusion (engaging portion)
51b, 71b Abutment block 52, 72 Engagement flange 53, 73 Fitting wall 54, 74 Partition wall 55, 75 Removable lever 56, 76 Lever hinge (hinge part)
74a Hole 74b Convex S Discharge path

Claims (10)

An aerosol container discharger that can be attached to an aerosol container that discharges contents by pressing a stem,
A cover that covers the mouth of the aerosol container;
A nozzle that is displaceably connected to the cover, and that discharges the contents in the aerosol container from the stem to the discharge hole to be discharged to the outside;
An ejection device for an aerosol container, comprising: a discharge path forming member that is detachably inserted into the nozzle from the rear and forms a discharge path.   The discharge path forming member has a displaceable lock lever. When the lock lever is in the lock position, the lock lever abuts against a part of the cover by a pressing force applied to the nozzle, and the nozzle When the lock lever is in the unlocked position, the stem is pressed by the pressing force applied to the nozzle, and the contents in the aerosol container are discharged from the discharge hole. The aerosol container discharge tool according to claim 1.   The discharge device for an aerosol container according to claim 2, wherein the lock lever is integrally formed as a part of the discharge path forming member.   4. The aerosol container according to claim 1, wherein the aerosol container has two or more stems, and the discharge path forming member has a partition wall that partitions a discharge path to a discharge hole for each stem of the two or more stems. The aerosol container discharge tool according to any one of the preceding claims.   The aerosol container discharge tool according to claim 4, wherein the partition wall is provided with a hole for communicating between the discharge paths.   The aerosol container ejection tool according to claim 5, wherein a plurality of the hole portions are provided along a longitudinal direction of the partition wall.   The discharge device for an aerosol container according to claim 6, wherein the plurality of holes are alternately arranged at an upper end and a lower end of the partition wall.   The discharge device for an aerosol container according to any one of claims 4 to 7, wherein the partition wall is provided with a convex portion protruding in a direction orthogonal to the partition wall.   The discharge device for an aerosol container according to claim 8, wherein the convex portion protrudes in a direction perpendicular to the partition wall from directly below or directly above the hole.   The engagement portion for engaging the nozzle and maintaining the lock lever in at least one of a lock position and a lock release position is provided on the lock lever. The discharge device for aerosol containers according to 1.

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