JP5187742B2 - Trigger type dispenser - Google Patents

Description

  The present invention relates to a trigger type discharger that can discharge liquid, bubbles, and the like by pulling a trigger.

A trigger is pivotally attached to the tip of an injection cylinder with a nozzle that is connected to a container body containing contents such as liquid via a cylinder, a valve, etc. A trigger-type discharger capable of discharging is known (Patent Document 1).
JP 2008-055343 A

  However, in the invention described in Patent Document 1, liquid dripping may occur when the contents are dripped from the nozzle during or after ejection, and this may stain hands during the ejection operation or adhere to objects placed near the nozzle. There was an inconvenience of doing.

  A main object of the present invention is to provide a trigger type discharger capable of preventing contamination due to dripping.

  Another object of the present invention is to provide a trigger type dispenser in which a trigger attachment for preventing dripping can be attached to an existing trigger type dispenser.

  Still another object of the present invention is to provide a trigger type dispenser capable of storing dripping.

  Still another object of the present invention is to provide a trigger-type dispenser that can prevent a trigger attachment for preventing dripping from getting in the way when the nozzle portion is rotated.

  Still another object of the present invention is to provide a trigger type dispenser capable of easily discharging a stored liquid dripping.

The present invention is a trigger type in which a trigger is pivotally attached to an injection cylinder with a nozzle portion provided to be able to communicate with the contents storage chamber 1, and the contents can be discharged from the injection cylinder by drawing the trigger backward. The dispenser includes a trigger attachment 20 that can be detachably attached to the trigger and has a dripping receptacle 22 that receives dripping dripping from the nozzle portion 4.

Further, according to the present invention, the trigger attachment includes a cover portion 21 that can be fitted to the trigger front portion at a front portion of the fitting cylinder 21a that can be fitted to the lower portion of the trigger, and the dripping receptacle is received from the upper portion of the cover portion. The portion 22 protrudes downward from the nozzle portion 4.

Further, according to the present invention, an opening 24 to which the lower end of the trigger can be fitted is formed at the bottom of the fitting cylinder, and a cover part detachment preventing elastic piece 25 that can be elastically engaged with the lower end of the trigger is formed on the periphery of the opening. It is provided.

Furthermore, the present invention is characterized in that the lower end of the cover part detachment preventing plate 23 that can be engaged with the rear surface of the trigger is connected to the rear part of the fitting cylinder 21a via a hinge part.

Further, according to the present invention, the position of the dripping receptacle 22 is set to a low position that does not come into contact with the operating finger when the nozzle portion 4 is rotated, and the auxiliary gripping plate 20a is extended downward from the lower end of the cover. It was set up.

Furthermore, the present invention is characterized in that a liquid dripping storage recess is provided on the upper surface of the liquid dripping receptacle 22.

Further, the present invention provides the liquid droop receiving portion 22 to be movable up and down with respect to the trigger via the sliding member 32, and engaging the concavity and convexity that can fix the liquid droop receiving portion 22 at a predetermined position. Means 51 and 54 are provided between the sliding member and the trigger.

Since the present invention provides a dripping receptacle that receives dripping from the nozzle portion, even if dripping occurs during or after ejection, the dripping will be dripped onto the dripping receptacle. It does not adhere to objects placed in the vicinity.

Furthermore, since the present invention provides a cover part that can be fitted from the fitting cylinder front part that can be fitted to the lower part of the trigger to the trigger front part, the cover part is detachable from the trigger. Since it can be attached to the trigger type dispenser and the cover part can be removed from the trigger, it is easy to drain the liquid accumulated in the liquid dripping part by removing the cover part. .

Further, according to the present invention, an opening is formed in which the lower end of the trigger can be fitted, and a cover portion extraction preventing elastic piece that can be elastically engaged with the lower end of the trigger is provided at the periphery of the opening. Can be prevented.

Furthermore, since the present invention has the cover part extraction preventing plate that can be engaged with the rear surface of the trigger, the cover part extraction can be more reliably prevented in combination with the cover part extraction preventing elastic piece.

Furthermore, in the present invention, since the auxiliary gripping plate at the time of trigger pulling is extended downward from the lower end of the trigger attachment, even if the liquid dripping receiving portion is positioned downward, support for trigger pulling does not occur.

  Furthermore, according to the present invention, since the recess for storing the dripping is provided on the upper surface of the dripping receptacle, the dripping can be prevented from leaking out from the dripping receptacle as much as possible.

Further, according to the present invention, since the dripping receptacle is provided so as to be movable up and down with respect to the trigger via the sliding member, the dripping receptacle is positioned downward so as not to obstruct the rotation of the nozzle. In addition, since the concave and convex engaging means that can fix the liquid dripping receiving portion at a predetermined position are provided, it is possible to prevent the dripping receiving portion from falling off.

Hereinafter, the present invention will be described with reference to embodiments shown in the drawings.
Reference numeral 1 denotes a container body constituting a storage chamber, in which contents such as a liquid are stored.

  A mounting cylinder 2 is fitted to the mouth / neck portion of the container body 1, and a main cylinder (not shown) is erected from the mounting cylinder 2. An injection cylinder (not shown) and a cylinder 3 project forward from the front of the main cylinder, respectively, and a nozzle portion 4 having a triangular shape in front view is rotatably mounted at the tip of the injection cylinder. Reference numeral 5 denotes a suction pipe connected to the main cylinder.

  A trigger 10 is pivotally attached to the front portion of the injection cylinder so as to be rotatable in the front-rear direction. The trigger 10 is formed in a U-shaped cross section made up of a front plate and left and right side plates, and an engaging portion 11 into which the tip of a plunger fitted in the cylinder 3 can be engaged at the upper part between the left and right side plates. The first fixing cylinder 12 is formed below the engaging portion, and the lower end of the front plate is bent rearward to be formed on the engaging claw 13.

  Reference numeral 20 denotes a trigger attachment, which erects a cover portion 21 that can be fitted to the front plate and left and right side plates of the trigger 10 from the front portion of the fitting cylinder 21a that can be fitted to the lower portion of the trigger 10, and the front surface of the upper end of the cover portion 21. The dripping receptacle 22 protrudes forward from the fitting tube 21a, the cover portion detachment preventing plate 23 projects from the rear portion of the fitting tube 21a via a thin hinge, and the bottom of the fitting tube 21a is opened to open the opening portion. The cover part detachment preventing elastic piece 25 is provided so as to protrude from the rear part of the periphery of the opening part.

  The dripping receptacle 22 is formed of a bent plate bent upward, and a plurality of recesses 26 are formed on the upper surface of the bent plate. Reference numeral 27 denotes an anti-slip ridge in the left-right direction formed on the front surface of the cover portion 21.

  The trigger attachment 20 configured as described above is attached to the trigger 10, and this attachment is performed as shown in FIG. First, the fitting cylinder 21a is fitted to the lower part of the trigger. Then, the engaging claw 13 elastically deforms the elastic piece 25 downward to project from the opening 24 and engage with the lower surface of the elastic piece 25.

  Next, the cover part detachment prevention prevention plate 23 is erected, and the second fixing cylinder 28 protruding from the upper end of the cover part detachment prevention prevention plate is fitted into the first fixing cylinder 12.

  In order to discharge the contents such as the liquid from the nozzle portion 4, the trigger 10 may be pulled backward as shown in FIG. During or after discharge, dripping may occur where liquid or the like drops from the front and rear ends of the nozzle unit 4. Since this dripping is received by the dripping receiving unit 22, it is placed under the hand or the nozzle unit 4. It will not adhere to the object.

  Since a plurality of recesses 26 are formed on the upper surface of the dripping receptacle 22, the dripping dripped onto the dripping receptacle 22 is stored in the depression 26. In order to discharge the liquid dripping, the container body 1 itself may be tilted, but it is also possible to remove the trigger attachment 20 from the trigger 10 and discharge it.

  As shown in FIGS. 1 and 2, it is also possible to cut out the ridge line part at the front part of the nozzle part 4 to form the dripping guide part 4 a. By doing so, the liquid dripping from the front end of the nozzle part 4 is guided backward by the guiding part 4a, and thus dripped onto the central part of the liquid dripping part 22.

  As shown in FIGS. 1 and 2, the dripping receptacle 22 may be positioned immediately below the nozzle portion 4, but as shown in FIGS. 3 and 4, it is positioned at a low position spaced downward from the nozzle portion 4. It is also possible to make it. By doing so, it is possible to prevent the finger from hitting the dripping receptacle 22 when changing the ejection form or rotating the nozzle part 4 for opening and closing the ejection path.

  When the dripping receptacle 22 is positioned at the low position as described above, the vertical length of the finger-holding portion on the front surface of the trigger 10 is shortened and it is difficult to perform the pulling operation. As shown in FIG. 4, it is preferable to extend the holding auxiliary plate 20a from the lower end of the front surface of the trigger attachment 20.

  As shown in FIGS. 1 and 2, when the dripping receptacle 22 is positioned directly below the nozzle portion 4, a finger touches the nozzle portion 4 when it is rotated, and this is to be prevented. It is preferable that the dripping receptacle 22 is configured to be movable downward.

  An example of this is shown in FIGS. Reference numeral 30 denotes a trigger attachment, which is composed of two members, a main body member 31 attached to the trigger 10 and a sliding member 32 attached to the main body portion so as to be movable up and down.

  The body member 31 erects a cover 41 that can be fitted to the front plate of the trigger 10 and the left and right side plates from the front part of the fitting cylinder 41a that can be fitted to the lower part of the trigger 10, and the rear part of the fitting cylinder 41a. The cover part detachment prevention plate 43 protrudes from the bottom through the thin hinge, and further, the bottom part of the fitting cylinder 41a is opened to form the opening part 44, and the cover part detachment prevention elastic piece 45 projects from the rear part of the periphery of the opening part. Has been established.

  A pair of upper and lower rail portions 50 are formed on the front surface of the cover portion 41 with a predetermined interval in the left-right direction, and the outer surface of each rail portion 50 is vertically moved with a predetermined interval in the vertical direction. A pair of fitting grooves 51a in the direction is formed.

A pair of engaging recesses 51 are formed in the cover 41 portion between the pair of rail portions 50 at a predetermined interval in the vertical direction. Attachment of the main body member 31 to the trigger 10 is the same as in FIG.

  The sliding member 32 is formed in a U-shaped cross section consisting of a front plate and left and right side plates, and a pair of fitting projections in the vertical direction are provided on the inner surfaces of the left and right side plates at a predetermined interval in the vertical direction. A strip 52 is formed, and a drip receiving portion 22 having the same configuration as described above is provided on the front surface of the upper end of the front plate. In addition, 53 is a protrusion in the left-right direction for slip prevention formed on the front surface of the front plate.

  To assemble the sliding member 32 to the main body member 31, the main body member 31 is positioned between the left and right side plates of the sliding member 32, and the fitting protrusion 52 is slid into the fitting groove 51 as shown in FIG. What is necessary is just to make it fit freely. An engagement protrusion 54 is formed between the left and right side plates, and the engagement protrusion 54 is engaged with an engagement recess 51 positioned below as shown in FIG. 12 in a normal use state.

  As described above, when the dripping receptacle 22 is positioned directly below the nozzle 4, it becomes an obstacle when the nozzle 4 is rotated, so that the sliding member 32 slides downward as shown in FIG. 13. Thus, the dripping receptacle 22 is positioned below. At this time, since the engaging protrusion 54 is detached from the engaging recess positioned below and engaged with the engaging recess positioned above, the sliding member 32 does not come out of the main body member 31 downward.

  In the above description, the sliding member 32 is provided to be slidable with respect to the trigger 10 via the main body member 31. Are provided at predetermined intervals, the left and right side plates of the sliding member 32 are fitted to the trigger 10, and the fitting protrusion 52 is slidably fitted to the fitting groove of the trigger 10. The member 31 can be omitted. In this case, an engagement recess is provided in the front plate of the trigger 10 so that the engagement protrusion 54 can be engaged.

It is a side view of the trigger type dispenser concerning the present invention. It is a front view of FIG. It is a side view at the time of making a dripping receptacle part into a low position. FIG. 4 is a front view of FIG. 3. It is a rear view of a trigger attachment. FIG. 6 is a side view of FIG. 5. FIG. 6 is a front view of FIG. 5. It is explanatory drawing which shows the assembly | attachment procedure to the trigger of a trigger attachment. It is an operation explanatory view. It is an assembly drawing which shows the state which attached the sliding member to the main body member, a is a side view and b is a rear view. a Front view of sliding member b Rear view of sliding member c It is a cross-sectional view of the sliding member. a Front view b showing a normal position of the dripping receptacle part Similarly, it is a side view. a Front view showing the low position of the dripping receptacle b Similarly, it is a side view.

Explanation of symbols

1 Container body (storage chamber)
4 Nozzle part 10 Trigger 13 Engagement claw 21a Fitting cylinder 21 Cover part 22 Drip receiving part 23 Cover part detachment prevention plate 24 Opening part 25 Cover part detachment prevention elastic piece 26 Recess 32 Slide member 51 Engagement recess 54 Engagement Protrusion

Claims (7)

A trigger type dispenser in which a trigger is pivotally attached to an injection cylinder with a nozzle portion provided to be able to communicate with the content storage chamber ( 1 ) , and the contents can be discharged from the injection cylinder by drawing the trigger backward. In
Trigger-type discharge characterized by comprising a trigger attachment ( 20 ) that can be detachably attached to the trigger and has a dripping receptacle ( 22 ) that receives dripping dripping from the nozzle ( 4 ). vessel. The trigger attachment includes a cover portion ( 21 ) that can be fitted to the front portion of the trigger at a front portion of the fitting cylinder ( 21 a ) that can be fitted to the lower portion of the trigger, and the liquid receiving portion ( The trigger type discharge device according to claim 1, wherein 22 ) is projected downward from the nozzle portion ( 4 ) . An opening ( 24 ) in which the lower end of the trigger can be fitted is formed at the bottom of the fitting tube ( 21a ) , and an elastic piece ( 25 ) for preventing the cover from being detached that can be elastically engaged with the lower end of the trigger at the periphery of the opening. The trigger type discharger according to claim 2, wherein: The trigger type discharger according to claim 2 or 3, wherein a lower end of the cover part detachment preventing plate ( 23 ) engageable with the rear face of the trigger is connected to a rear part of the fitting tube ( 21a ) via a hinge part. . The position of the dripping receptacle ( 22 ) is set to a low position where it does not come into contact with the operating finger when the nozzle ( 4 ) is rotated, and the auxiliary gripping plate ( 20a ) is extended downward from the lower end of the cover. The trigger type dispenser according to any one of claims 2 to 4, wherein the trigger type dispenser is provided. The trigger type discharge device according to any one of claims 1 to 5, wherein a concave portion for dripping storage is provided on an upper surface of the dripping receiving portion ( 22 ) . The dripping receptacle ( 22 ) is provided so as to be movable up and down with respect to the trigger via a sliding member ( 32 ), and the concave and convex engagement is capable of fixing the dripping receptacle ( 22 ) at a predetermined position. The trigger type dispenser according to any one of claims 1 to 6, wherein means ( 51 ) , ( 54 ) are provided between the sliding member and the trigger.

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