JP2008136889A - Sprayer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a spray structure capable of achieving cost reduction. <P>SOLUTION: When the operation part 82 on the outside of a cap 14 is pressed, a lever part 84 is revolved centering around the shaft part 92 supported by the cap 14. Whereupon, a locking part 93 displaces the free end part of a jet nozzle 61 toward a spray main body 11 and a nozzle 13 is retracted toward the spray main body 11 to eject a medicine. Since the nozzle 13 can be retracted by the operation force when pressing an operation button 81, a spray main body 11, which is equipped with a general push-down type valve for ejecting the medicine when the nozzle 13 is axially retracted, can be used. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a spray device for spraying chemicals such as fragrances, deodorants, and insecticides.

  Conventionally, spray-types are known as fragrances, deodorants and insecticides used in toilets and living spaces.

  This spray-type fragrance or the like is configured such that a propellant such as a compressed gas or a liquefied gas is accommodated in a spray body together with the medicine and sprayed from an ejection nozzle provided in the spray body.

  As such a spray device, one in which a spray button is provided on a side surface of a cap fitted to the upper part of the spray body is known (for example, see Patent Documents 1 to 3).

  The protrusion provided on the back surface of the spray button extends inward, and a nozzle extending upward is provided at the center of the spray body. The ejection nozzle is fitted to the nozzle, and the liquid medicine ejected from the nozzle can be ejected upward.

  Accordingly, the liquid medicine can be sprayed upward from the upper surface of the cap by pressing the spray button from the side surface and tilting the nozzle to the side.

A spray equipped with an injection button on such a side can be operated by holding it in your hand, even when the back of the spray is fixed to the wall surface, It is used for a wide range of purposes.
Japanese Utility Model Publication No. 62-109760 Japanese Utility Model Publication No. 01-170469 Japanese Utility Model Publication No. 03-035411

  However, in such a spray apparatus, a spray main body provided with a tilt type valve that ejects a liquid medicine when the nozzle is tilted is necessary.

  This tilt type spray body has a problem that the cost is higher than that of a spray body having a general push-down type valve that ejects a liquid medicine when the nozzle is moved back in the axial direction.

  Further, in the spray device using the spray body of the tilt valve, the tilt valve is sprayed while being inclined in the pressing direction of the spray button. For example, when the tilt valve is hung on the wall, the spray is sprayed in the wall direction. If it does so, there existed a problem that the wall was soiled with the sprayed chemical | medical agent, or a chemical | medical agent could not be provided efficiently in the spatial direction.

  This invention is made | formed in view of such a conventional subject, and it aims at providing the spray structure which can aim at cost reduction.

  In order to solve the above-mentioned problem, in the spray device according to claim 1 of the present invention, the spray main body is operated by pushing a button protruding from the side protruding from a side of a cap surrounding a nozzle extending from the spray main body. The spray device that ejects the medicine from the nozzle includes a direction changing portion that changes the operating force for pressing the button to a force for moving the nozzle back toward the spray body.

  That is, when the button protruding from the side of the cap is pushed from the side, the direction changing portion changes the direction of the operation force to a force for moving the nozzle back toward the spray body.

  For this reason, it becomes possible to use a spray body provided with a push-down type valve that ejects a medicine when the nozzle is retracted in the axial direction.

  Further, in the spray device according to claim 2, while the jet nozzle connected to the nozzle is supported on the cap so as to be swingable in the axial direction, the button is disposed on the outer side of the cap; The lever portion extends from the operation portion into the cap, and the lever portion includes a fulcrum that is rotatably supported by the cap, and a free end portion of the ejection nozzle that is supported by the cap. An engaging portion to be engaged, and when the operating portion is pushed and the lever portion rotates about the fulcrum, the engaging portion sprays the free end portion of the ejection nozzle. The operation portion is provided on one side with the fulcrum as a boundary and the engagement portion is provided on the other side with the fulcrum as a boundary so as to be displaced toward the main body side.

  In other words, when the operation portion of the button arranged outside the cap is pushed, the lever portion of the button rotates around the fulcrum supported by the cap.

  At this time, the operation portion is provided on one side with the fulcrum as a boundary, and on the other side of the fulcrum, an engagement portion that engages with a free end portion of the ejection nozzle supported by the cap. Is provided.

  For this reason, the said engaging part displaces the said free end part of the said ejection nozzle to the said spray body side with the rotation centering | focusing on the said fulcrum of the said lever part. As a result, the nozzle extending from the spray body is retracted toward the spray body, and the medicine is ejected.

  Furthermore, in the spray device according to claim 3, a cylindrical nozzle portion for guiding the medicine is provided in a midway portion between a support point for the cap set in the ejection nozzle and the free end portion, and the nozzle The free end portion was set on the operation portion side with the portion as a boundary, and the support point supported by the cap was set on the opposite side to the free end portion.

  That is, the ejection nozzle is provided with a nozzle portion that guides the medicine in the middle of the support point to the cap and the free end portion, and the nozzle guides and ejects the medicine. Can do.

  At this time, the free end portion of the ejection nozzle operated by the lever portion of the button is set on the operation portion side with the nozzle portion as a boundary, and the cap is opposite to the free end portion. The support point supported by the is set.

  For this reason, when the button is operated to displace the free end portion toward the spray body, the nozzle portion is tilted toward the operation portion side.

  As described above, in the spray device according to the first aspect of the present invention, the nozzle is retracted toward the spray body by the operation force when the button protruding from the side of the cap is pushed from the side. Can be made. Therefore, it is possible to use a spray body including a general push-down type valve that ejects a medicine when the nozzle is retracted in the axial direction.

  Therefore, compared to the conventional spray body with an expensive tilt type valve that ejects the medicine when the nozzle is tilted, the spray body with a general pushdown type valve The cost can be reduced.

  Further, in the spray device according to claim 2, the direction changing portion that changes the direction of the operation force for pushing the button to the force for moving the nozzle back toward the spray main body is formed in this way. Can do.

  Furthermore, in the spray device according to claim 3, when the button is operated to displace the free end portion of the ejection nozzle toward the spray main body, the nozzle portion can be tilted toward the operation portion.

  In this way, even when a spray main body having a push-down type valve is used, by inclining the nozzle portion toward the operation portion, the medicine is ejected in an oblique direction inclined toward the operation portion. can do.

  Therefore, when the spray device is installed on the wall surface, spraying of the medicine onto the wall surface can be prevented, and the medicine can be efficiently sprayed into the space.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a view showing a spray device 1 according to the present embodiment, and an example of the spray device 1 is an aromatic deodorant used in a toilet or the like.

  The spray body 11 of the spray device 1 is formed in a cylindrical container shape, and a bulging portion 12 bulging upward is formed on the top surface thereof. A cylindrical nozzle 13 extends upward from the center of the bulging portion 12, and the nozzle 13 is accommodated in the spray body 11 when the nozzle 13 is retracted to the spray body 11 side. The liquid main body 11 communicates with the spray body 11 through a push-down type valve that sprays the liquid medicine from the tip. A cap 14 that surrounds the nozzle 13 is fixed to the upper portion of the spray main body 11 so that an inadvertent operation of the nozzle 13 is prevented.

  The cap 14 includes an outer peripheral wall 22 that constitutes a side surface that is fitted onto the outer folded portion 21 at the upper edge of the spray body 11, and an inner cylindrical portion 23 that is provided inside the outer peripheral wall 22. As shown in FIG. 2, the top surface 24 of the cap 14 is provided with a spray hole 25, and the spray hole 25 communicates with the inner cylindrical portion 23. As shown in FIG. 2 (b), from the top surface 24, a flange portion 26 extending along the inner cylindrical portion 23 and an extending piece extending from the opening edge portion of the spray hole 25. 27 is provided, and the inner cylindrical portion 23 is provided with a rib 28 extending toward the center.

  As shown in FIG. 2A, the outer peripheral wall 22 is provided with a wall hanging portion 31 for attaching to the wall surface. As shown in FIG. 3, an inclined surface 32 that is inclined outward from the top surface 24 is formed on the opposite side of the wall hanging portion 31. A rectangular mounting recess 33 extending in the direction is provided. A rear surface 34 of the mounting recess 33 constitutes a part of the inner cylindrical portion 23, and a vertical elongated hole 35 extending vertically and an upper portion of the vertical elongated hole 35 are continuously inserted into the rear surface 34. A mounting hole 37 including a horizontally long hole 36 as a hole is opened.

  As shown in FIG. 2B, a triangular connecting wall 41 is formed between the back surface 34 and the inclined surface 32, and the connecting wall 41 is connected to the inclined surface 32. Is extended from the lower edge of the mounting recess 33 to the lower side. A rectangular step 43 is provided on the front side of the extension 42 so as to project toward the extension 42 facing the extension 42, and the lower end of the step 43 is connected to the inner cylindrical portion 23 by a connecting piece 44. It is connected. Accordingly, a rectangular shaft support hole 45 is provided between the connecting piece 44 and the continuous wall 41, and the shaft support hole 45 is opposed to the lower part of each continuous wall 41. Is provided.

  As shown in FIG. 1, an inner fitting member 51 is fixed to the lower portion of the inner cylindrical portion 23 in a state of being fitted therein. As shown in FIG. 4, the inner fitting member includes a cylindrical base portion 52, and a small-diameter portion 53 that is fitted into the inner cylindrical portion 23 is formed on the distal end side of the base portion 52. Yes. A large-diameter portion 54 having a larger diameter than the small-diameter portion 53 is formed on the base end side of the base portion 52, and the large-diameter portion 54 bulges the spray body 11 as shown in FIG. It is comprised so that it can fix in the state which fitted the inner folding | returning part 55 of the upper edge of the part 12. FIG.

  A jet nozzle 61 is supported on the upper edge of the base 52 via a support plate 62, and the jet nozzle 61 is supported by the cap 14 via the base 52 of the internal fitting member 51. . A groove extending along the inner edge of the base 52 is formed between the support plate 62 and the base 52, and the jet nozzle 61 has a thin support point 63 for the cap 14. Has been. Thereby, the said ejection nozzle 61 is supported so that rocking | fluctuation is possible in the up-down direction in the figure which is the axial direction centering | focusing on the said thin part.

  A cylindrical nozzle portion 64 for guiding the liquid medicine is integrally formed at the central portion of the ejection nozzle 61, and as shown in FIG. An insertion portion 65 into which the tip of the nozzle 13 extending from the spray body 11 is inserted is formed. As shown in FIG. 4B, the insertion portion 65 is formed of a large-diameter hole, and a step portion 66 with which the tip of the nozzle 13 abuts is formed at the back thereof.

  The nozzle portion 64 extends toward the spray hole 25 provided on the top surface 24 of the cap 14, and the liquid medicine ejected from the nozzle 13 is passed through the nozzle portion 64 to the spray hole 25. It is comprised so that it can spray upwards from.

  A bifurcated extending portion 71 extending in the opposite direction to the support plate 62 is integrally formed at the base end portion of the nozzle portion 64, and the bifurcated extending portion 71 is formed in a bifurcated manner. At the tip of the bifurcated extension portion 71, a free end portion of the jet nozzle 61 supported in a swingable manner is formed, and at the tip of the bifurcated extension portion 71, a cylindrical portion 72 is bridged. .

  As a result, the nozzle portion 64 is provided in the middle portion between the support point 63 for the cap 14 set in the ejection nozzle 61 and the free end portion formed by the distal end portion of the bifurcated extension portion 71. The right side of the figure with the nozzle 64 as a boundary forms a free end, and the support point 63 is set on the opposite side of the free end.

  A notch 74 is formed at a portion of the small diameter portion 53 of the base portion 52 located on the distal end side of the bifurcated extension portion 71.

  As shown in FIG. 1, an operation button 81 is attached to the inclined surface 32 of the cap 14. As shown in FIGS. 5 and 6, the operation button 81 projects from a heart-shaped plate-like operation portion 82 disposed on the outside of the cap 14 and a back surface 83 of the operation portion 82. And a lever portion 84 extending inward.

  As shown in FIGS. 5A and 6, the lever portion 84 is integrated with the vertical plate portion 85 extending downward from the central portion of the operation portion 82 and the upper edge of the vertical plate portion 85. The horizontal plate portion 86 is formed, and on the back side of the horizontal plate portion 86, the horizontal long hole 36 is inserted into the horizontal long hole 36 of the mounting hole 37 provided in the cap 14. Retaining stoppers 87 and 87 that abut against the left and right edges are provided in a protruding manner.

  As shown in FIG. 6, a lower extension 91 extending downward is integrally formed at the rear of the vertical plate 85. A columnar shaft portion 92 extending laterally is integrally formed at a corner on the near side of the downward extension portion 91. When the operation button 81 is attached to the cap 14, FIG. As shown, the shaft portion 92 is rotatably supported in a state in which it is loosely fitted in the shaft support hole 45 formed between the connecting piece 44 of the cap 14 and the connecting wall 41. It is configured as follows. Thus, the shaft portion 92 formed on the lever portion 84 constitutes a fulcrum that rotatably supports the operation button 81 on the cap 14.

  Further, an arcuate engagement portion 93 is cut out on the back side of the downward extension portion 91, and the engagement portion 93 is in a state where the operation button 81 is attached to the cap 14. It is comprised so that the said cylindrical part 72 between the said bifurcated extension part 71 provided in the inner fitting member 51 may be fitted from upper direction. The engaging portion 93 is configured to engage with a free end portion of the ejection nozzle 61 supported by the cap 14, and the engagement portion 93 is arranged on one side with the shaft portion 92 constituting the fulcrum as a boundary. The operating portion 82 is provided with the engaging portion 93 on the other side with the shaft portion 92 as a boundary.

  Thus, when the operation button 81 is attached to the cap 14 and the operation portion 82 projecting from the side surface of the cap 14 is pushed to retreat from the side to the cap 14 side, The operation button 81 rotates about the shaft portion 92, and the column portion 72 provided at the free end portion of the ejection nozzle 61 into which the engagement portion 93 of the lower extension portion 91 is fitted is used as the spray body. It is comprised so that it may push down to 11 side.

  At this time, the support plate 62 that supports the ejection nozzle 61 on the base 52 is elastically deformed downward around the support point 63, thereby pushing down the nozzle portion 64 provided on the support plate 62 downward. As a result, the nozzle part 64 pushes the nozzle 13 of the spray body 11 in a direction to retract the spray body 11 toward the spray body 11, thereby causing the liquid medicine in the spray body 11 ejected from the nozzle 13 to flow through the nozzle part. It is comprised so that it can guide by 64 and can eject upwards from the front-end | tip.

  As described above, the spray device 1 includes a direction changing unit that changes the operating force for pressing the operation unit 82 of the operation button 81 to a force for moving the nozzle 13 back toward the spray body 11. Yes.

  Further, as shown in FIG. 5 (b), a square-shaped rectangular hole 101 is formed in the central portion of the operation portion 82 of the operation button 81, and the lever portion 84 is formed in the central portion. The vertical plate portion 85 is disposed. On the surface 102 of the operation button 81, a pair of circular upper recesses 103, 103 and lower recesses 104, 104 are respectively provided on both sides of the rectangular hole 101 so as to be spaced apart from each other vertically. A pair of guide grooves 105, 105 extending in parallel with the vertical plate portion 85 are formed in the lower part of the guide plate 105.

  As shown in FIG. 1, a slide button 111 as a slide operation unit is attached to the rectangular hole 101, and the slide button 111 has a heart-shaped plate shape as shown in FIGS. 7 and 8. The sliding portion 112 and an extending portion 114 extending from the back surface 113 of the sliding portion 112 are configured.

  As shown in FIG. 8A, the extending portion 114 is composed of a pair of holding portions 121 and 121 that are spaced apart from each other. The extending portions 121 and 121 are connected to the operation button 81. In the state of being inserted into the rectangular hole 101, both the holding parts 121, 121 are configured to hold the vertical plate part 85 of the lever part 84 provided on the operation button 81 from both sides. The sandwiching portions 121 and 121 are formed in an L-shaped cross section, and a protrusion 123 protruding toward the facing surface 122 is provided on the front end side of the facing surfaces 122 and 122 facing each other of the sandwiching portions 121 and 121. ing.

  Thereby, in a state where the vertical plate portion 85 of the lever portion 84 is clamped from both sides by the both clamping portions 121, 121, the slide button 111 is detached from the vertical plate portion 85 by the projections 123, 123. The slide button 111 is configured to be able to slide in the vertical direction along the vertical plate portion 85 while maintaining this clamping state.

  On the back surface 113 of the slide portion 112, rails 131, 131 are projected as projections that form pairs with the guide grooves formed on the surface 102 of the operation button 81 facing the back surface 113. The rails 131 and 131 guide the moving direction of the slide button 111 relative to the operation button 81 by moving in the guide groove 105 in a state where the slide button 111 is attached to the operation button 81. It constitutes a guide structure.

  In addition, on the back surface 113 of the slide portion 112, circular convex portions 141 and 141 protrude from both sides of the extending portion 114, and the convex portions 141 and 141 are formed on the surface of the operation button 81. It is configured to engage with corresponding recesses 103, 103, 104, 104 provided in 102. Thus, when the slide button 111 is slid with respect to the operation button 81, the convex portions 141 and 141 engage with the upper concave portions 103 and 103 or the lower concave portions 104 and 104, thereby obtaining a click feeling. It is configured to be.

  Then, in a state where the slide button 111 is slid with respect to the operation button 81 and the convex portions 141 and 141 are engaged with the lower concave portions 104 and 104, as shown in FIGS. The front ends of the both sandwiching portions 121, 121 of the protruding portion 114 are configured to be disposed at a lock position 151 facing the back surface 34 constituting the mounting recess 33 of the cap 14, and in this state, Even if the operation part 82 of the operation button 81 is pushed, the operation button 81 cannot be operated because the tips of the both holding parts 121, 121 of the extension part 114 abut against the back surface 34 of the cap 14. The lock state 152 is formed.

  Further, in a state where the slide button 111 is slid with respect to the operation button 81 and the convex portions 141 and 141 are engaged with the upper concave portions 103 and 103, the both sandwiching portions 121 and 121 of the extension portion 114. The distal end is configured to be disposed at an unlock position 161 disposed in the laterally long hole 36 of the mounting hole 37 formed in the back surface 34 of the cap 14. In this state, the operation button 81 is configured. When the operation portion 82 is pushed, the distal ends of the holding portions 121 and 121 of the extension portion 114 are inserted through the laterally long holes 36, so that the operation button 81 can be pushed. The lock state 162 is formed.

  Accordingly, when the slide button 111 is slid downward with respect to the operation button 81, the locked state 152 is formed in which the pressing operation of the operation button 81 is prevented, and the slide button 111 is slid upward. A locking mechanism 171 for forming the unlocked state 162 is configured.

  In the present embodiment according to the above configuration, when the operation button 81 protruding to the side portion of the cap 14 is pressed from the side, the operation force is changed by the direction changing portion to the nozzle 13. The direction can be changed to a force for retreating toward the spray body 11 side.

  More specifically, when the operation portion 82 of the operation button 81 disposed outside the cap 14 is pushed to the left from the right side in FIG. The lever portion 84 rotates counterclockwise in FIG. 1 around a fulcrum formed by the shaft portion 92 supported by the cap 14.

  At this time, the operation portion 82 is provided on the right side in FIG. 1 with the shaft portion 92 as a boundary, and is supported by the cap 14 on the left side in FIG. 1 of the shaft portion 92. An engaging portion 93 that fits from above is provided on the cylindrical portion 72 of the free end portion of the ejection nozzle 61.

  For this reason, the engaging portion 93 displaces the free end portion of the ejection nozzle 61 toward the spray main body 11 as the lever portion 84 rotates around the shaft portion 92. As a result, the nozzle 13 extending from the spray body 11 can be retracted toward the spray body 11 and the medicine can be ejected from the spray body 11.

  Thus, since the nozzle 13 can be retreated by the operation force when the operation button 81 is pushed, a general push-down type that ejects a medicine when the nozzle 13 is retreated in the axial direction. The spray main body 11 provided with these valves can be used.

  Therefore, compared to the conventional spray body with an expensive tilt type valve that ejects the medicine when the nozzle is tilted, the spray body with a general pushdown type valve 11 can be used, and cost reduction can be achieved.

  In the present embodiment, the nozzle portion 64 of the ejection nozzle 61 can be tilted at the same time as being displaced toward the spray body 11 side. Therefore, by changing the design of the distance from the support point 63 that supports the ejection nozzle 61 to the nozzle portion 64 and adjusting the inclination angle of the nozzle portion 64, the medicine is ejected when the nozzle 13 is tilted. A spray body equipped with a tilt type valve can also be used.

  The ejection nozzle 61 is provided with the nozzle portion 64 for guiding the medicine in the middle of the support point 63 for the cap 14 and the free end portion where the cylindrical portion 72 is provided. The liquid medicine can be ejected from the spray hole 25 of the top surface 24 of the cap 14 by guiding the liquid medicine with the nozzle portion 64.

  At this time, the free end portion of the ejection nozzle 61 operated by the lever portion 84 of the operation button 81 is set on the operation portion 2 side (right side in FIG. 1) with the nozzle portion 64 as a boundary. The support point 63 supported by the cap 14 is set on the side opposite to the free end (left side in FIG. 1). For this reason, when the operation button 81 is operated to displace the free end portion toward the spray body 11, the nozzle portion 61 can be tilted toward the operation portion 82.

  As described above, even when the spray body 11 having a push-down type valve is used, the liquid medicine is inclined toward the operation portion 82 by tilting the nozzle portion 64 toward the operation portion 82. Can be ejected obliquely upward.

  Therefore, when the spray device 1 is installed on the wall surface, the liquid medicine can be prevented from being sprayed onto the wall surface, and the medicine can be efficiently sprayed into the space.

It is sectional drawing of the principal part which shows one embodiment of this invention. It is a figure which shows the cap of the embodiment, (a) is a top view, (b) is sectional drawing of the principal part. It is a front view which shows the cap of the embodiment. It is a figure which shows the internal fitting member of the embodiment, (a) is a top view, (b) is sectional drawing of the principal part. It is a figure which shows the operation button of the embodiment, (a) is a rear view, (b) is a front view. It is a side view which shows the operation button of the embodiment. It is a figure which shows the slide button of the embodiment, (a) is a rear view, (b) is a front view. It is a figure which shows the slide button of the embodiment, (a) is a top view, (b) is sectional drawing of the principal part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Spray apparatus 11 Spray main body 13 Nozzle 14 Cap 61 Ejection nozzle 63 Support point 64 Nozzle part 81 Operation button 82 Operation part 84 Lever part 92 Shaft part 93 Engagement part

Claims (3)

In the spray device that pushes the button protruding from the side of the cap surrounding the nozzle extending from the spray body and ejects the medicine in the spray body from the nozzle,
A spray device, comprising: a direction changing portion that changes an operating force for pressing the button to a force for retracting the nozzle toward the spray body. While supporting the jet nozzle connected to the nozzle to the cap so as to be swingable in the axial direction,
The button is composed of an operation part arranged outside the cap, and a lever part extending into the cap from the operation part,
The lever portion is provided with a fulcrum that is rotatably supported by the cap, and an engaging portion that engages with a free end portion of the ejection nozzle supported by the cap, and the operation portion is pushed by the operation portion. And when the lever portion rotates about the fulcrum, the engaging portion displaces the free end of the ejection nozzle toward the spray body side, and the one side with the fulcrum as a boundary is The spray device according to claim 1, wherein an operating portion is provided and the engaging portion is provided on the other side with the fulcrum as a boundary. A cylindrical nozzle portion for guiding the medicine is provided in the middle of the support point for the cap set in the ejection nozzle and the free end portion, and on the operation portion side with the nozzle portion as a boundary. The spray device according to claim 2, wherein the free end portion is set, and the support point supported by the cap is set on the opposite side to the free end portion.

Images