JP5409303B2 - Foot-operated sprayer - Google Patents

Description

  The present invention is a stepping type spraying device that can operate a spraying type sprayer in a stepping manner.

  In recent years, influenza infection has become a major social problem, and as a preventive measure, a spray-type sprayer that sprays a disinfectant for disinfecting fingers is used. Spray-type sprayers are widely distributed as manual sprayers that spray the disinfectant solution in resin bottles manually, and are used by many unspecified people such as companies, schools, hospitals, libraries, and public halls. It is installed at entrances and washrooms and can be used freely by facility users.

In the case of the manual type, there is a problem that it is difficult to manually operate when carrying a baggage in the hand, or it is difficult to spray the sterilizing liquid simultaneously on both hands because the spray type sprayer is operated with one hand. In order to eliminate these difficulties, a foot-type spraying device has been developed in which when the pedal is stepped on with a foot, the push button (head) of the spray-type sprayer is pressed to spray the sterilizing liquid (Patent Document 1). .

JP 2008-229296 A

  In the foot-operated spray device described in Patent Document 1, when the pedal is depressed, the push button of the spray-type sprayer is pushed and the sterilizing liquid in the spray-type sprayer is sprayed, but the force pushing the push button is directly applied to the foot. For this reason, there is a problem that the burden on the foot is large. In particular, when the pedal is depressed faster than the push button descending speed (stepped on suddenly), the load on the foot increases. In some cases, a large amount of liquid may be discharged and the liquid may be wasted.

  An object of the present invention is to provide a foot-operated spraying device that can solve the above-mentioned problems, is less burdensome on the foot, is easy to step on, and does not come out in large quantities so that liquid is suddenly wasted.

  The foot-operated spray device of the present invention is a foot-operated spray device capable of pressurizing the spray-type sprayer by stepping on a pedal and spraying the liquid in the spray-type sprayer as described in claim 1. Type pedal, a shaft that can be slid up and down by depressing and releasing the pedal, a container installation base for installing the container of the spray type sprayer, and a push button of the spray type sprayer installed on the container installation base A push-in portion that pushes in the (head), and the push-in portion is provided near the tip of the shaft so that the head can be pushed in when the shaft is pulled down by stepping on the pedal. A bending part is provided so that the bending part will bend when the shaft is forcibly lowered by stepping on the pedal. Those were.

  As described in claim 2, the foot type spraying device of the present invention can also be provided with a receiving tray for receiving the liquid sprayed from the nozzle below the nozzle of the spray type sprayer. According to a third aspect of the present invention, the bending portion can be formed near the upper end of the shaft. As described in claim 4, the outer periphery of the spray type sprayer can be covered with a cover. As described in claim 5, a nozzle lateral blur preventing portion can be provided on the cover.

The foot-operated spray device of the present invention has the following effects.
(1) When the pedal is suddenly stepped on and the shaft is pulled down faster than the push button of the spray sprayer is lowered, the bending portion is bent, so that it is difficult to place a burden on the stepped foot. For this reason, even if the pedal is stepped on suddenly, a large amount of liquid does not come out at once, and the waste of liquid is reduced.
(2) If a tray is provided, the sprayed liquid will not spill on the floor, the foot spraying device will not be soiled and will be hygienic, and the floor will not easily become dirty or sticky, making cleaning easy.
(3) If the outer periphery of the spray type sprayer is covered with a cover, the appearance of the stepping type spraying device will be improved. If the cover can prevent the nozzle of the spray type sprayer from shaking, the liquid sprayed from the nozzle is surely sprayed to the hand.
(4) Since the bent portion is formed by bending the portion near the upper end of the shaft obliquely upward, the structure of the bent portion is simple and easy to form.

The side view which shows an example of the stepping type spraying apparatus of this invention. The side view at the time of covering the stepping type spraying apparatus of this invention with a cover. The perspective view which shows an example of the cover which covered the stepping type spraying apparatus of this invention. The side view of the state which does not step on the pedal of the stepping type spraying apparatus of this invention. The side view of the state which stepped on the pedal of the foot type spray device of the present invention to the middle. The side view of the state which stepped on the pedal of the foot type spraying device of the present invention to the last. Explanatory drawing of the drive mechanism of the stepping type spraying apparatus of this invention. Explanatory drawing of the pushing-in part of the stepping type spraying apparatus of this invention. The other example of the drive mechanism of the foot type spraying apparatus of this invention is shown, (a) is a side view of the state which released the pedal, (b) is the top view. The other example of the drive mechanism of the foot type spray device of this invention is shown, (a) is the side view of the state which stepped on the pedal, (b) is the top view.

(Embodiment 1)
A first embodiment of a foot-operated spray device of the present invention will be described with reference to FIGS. As shown in FIG. 1, the foot-operated spray device 1 of this embodiment includes a pedestal 2, a support 3 erected on the pedestal 2, a pedal 4 provided on the pedestal 2, and a pedestal 2. A vertically long pipe-shaped guide 5 erected above, a shaft 6 inserted vertically in the guide 5, a drive mechanism 7 for connecting the pedal 4 and the shaft 6 and pulling down the shaft 6 when the pedal 4 is depressed. , A container installation base 9 on which the spray type sprayer 8 is installed, a receiving tray 11 provided on the front side of the nozzle 10 of the spray type sprayer 8 at the front side of the container installation base 9, and a tip side (upper end side in the figure) of the shaft 6. A push-in portion 13 that is attached and pushes the push button (head) 12 of the spray type sprayer 8 and a return tool 14 (FIG. 8) that returns the push-down portion 13 that has turned downward upward are provided.

  As shown in FIG. 7, the pedestal 2 is a metal flat plate, on which a support 3 is fixed vertically, and a pipe-shaped guide 5 is fixed upright on the front side of the support 3. A disk-shaped jig 5 a is provided at the lower end of the guide 5, and the jig 5 a is fixed to the base 2 with a stopper such as a bolt, a nut, or a screw.

  As shown in FIG. 7, the support 3 is composed of two support members 3a and 3b that are substantially L-shaped when viewed from the front, with the rising surfaces of the two support members 3a and 3b facing each other. It is being fixed to the base 2 at intervals. The support members 3a and 3b can be fixed by various fixing means such as bolts / nuts, screws, and adhesives.

  The pedal 4 is a plate material wide enough to be stepped on with feet or bare feet wearing shoes, sandals, etc., and a plate-like drive arm 19 attached to the back surface as shown in FIGS. When the pedal 4 is not stepped on, the rear end 4 a is lifted from the base 2.

  An example of the drive mechanism 7 shown in FIGS. 4 to 7 includes the drive arm 19 and an elongated plate-like interlocking arm 21, and the interlocking arm 21 is supported by a rotating shaft 22 in the middle in the axial direction. A lower vertical groove that is pivotally attached to the tool 3, has a rear end portion that can be moved up and down by the front end portion of the drive arm 19 and the connecting shaft 23, and is pivotally attached. 24 (FIG. 7) is inserted into the guide 5 and connected to the latch receiving portion 25 at the lower end of the shaft 6. With this connection structure, when the pedal 4 is depressed, the drive arm 19 has its support shaft 20 as a rotation axis, the rear end side is lowered, and the front end side is tilted upward, whereby the connection portion 26 of the interlocking arm 21 is connected to the connection shaft. 23, the interlocking arm 21 is rotated about the rotation shaft 22 as a rotation axis so that the tip side is directed downward.

  The shaft 6 is a bar, and the upper end side is bent obliquely upward to the front to form a bent portion 30 (FIGS. 4 to 6), and the bent portion 30 is opened in front of the upper end portion of the guide 5. It protrudes ahead from 31 (FIG. 8). The bent portion 30 is vertically raised, and a hook-like locking portion 32 is formed at the tip thereof, and the locking portion 32 is locked to the pushing portion 13 (FIG. 8).

  The push-in portion 13 has a U-shape in a downward direction when viewed from the front, and one end of the push-in portion 13 is rotatably connected to the upper end of the guide 5 by a locking shaft 33 (FIG. 8) so that the head 5 can be swung downward. A semicircular protrusion 34 is pressed and formed on the head 12 of the spray type sprayer 8 (FIGS. 4 to 6), and the engaging portion 32 of the shaft 6 is engaged between the protrusion 34 and the connecting portion. It has been stopped.

  As shown in FIG. 8, a return tool (for example, a wire spring) 14 is wound around the locking shaft 33, one end of the return tool 14 is on the lower surface (inner surface) of the push-in portion 13, and the other end is the inner periphery of the guide 5. The push-up force is always applied by the return tool 14 in contact with the surface, and the push-in portion 13 is held substantially horizontal by the application of the push-up force. The return tool 14 may be a spring having various structures such as a coil spring or a leaf spring, other than a wire spring.

  As shown in FIGS. 4 to 6, the container mounting base 9 has a plate shape with a width that can mount the container of the existing spray type sprayer 8, and is attached to the outer periphery of the guide 5. The container mounting base 9 can be raised and lowered along the guide 5 so that the height can be adjusted.

  A tray catching portion 36 (FIGS. 4 to 6) is formed at the tip of the container mounting base 9 so that the tray 11 can be attached and detached. The size, shape, material and the like of the tray 11 can be determined according to the application, but those made of plastic and having a size that prevents the liquid sprayed from the nozzle 10 of the spray sprayer 8 from spilling out are suitable.

  A cover 37 (FIG. 2) that can cover the spray type sprayer 8 and the pushing portion 13 is detachably covered. As shown in FIG. 3, an opening 38 is formed in the front surface of the cover 37 so that the remaining amount of the sterilizing liquid in the container of the spray type sprayer 8 can be confirmed. A nozzle projection port 39 having a narrow lateral width is opened above the opening 38 so that the nozzle 10 of the spray type sprayer 8 projects therefrom. The nozzle protrusion 39 has a width that is slightly wider than the outer diameter of the nozzle 10 so that the nozzle 10 can be prevented from swinging left and right when the head 12 is pushed by the pushing portion 13. The cover 37 may be capable of covering the entire spray sprayer 8, and in this case also, a confirmation window (not shown) for confirming the remaining amount of the sterilizing liquid and the nozzle projection port 39 are opened.

(Operation of foot-operated spraying device)
The operation of the foot-type spray device of the present invention will be described with reference to FIGS.
(1) As shown in FIG. 4, the spray type sprayer 8 is installed on the container installation table 9.
(2) When the pedal 4 is depressed halfway, the drive arm 19 lowers on the end side with the support shaft 20 as the rotation axis, and the front end side turns obliquely upward as shown in FIG. With this rotation, the connecting portion 26 of the interlocking arm 21 is pushed up by the connecting shaft 23, the tip end side of the interlocking arm 21 faces downward, the shaft 6 is pulled down, and the pushing-in portion 13 uses the locking shaft 33 as the rotating shaft. The head 12 of the spray type sprayer 8 installed on the container mounting base 9 is pushed downward, and the liquid in the container is sprayed from the nozzle 10 of the spray type sprayer 8.
(3) When the depression of the pedal 4 is released, the drive mechanism 7 returns to the state before the depression, and the distal end portion of the pushing portion 13 is pulled back by the return tool 14 (FIG. 8) and returned upward. The shaft 6 rises and the pushing of the head 12 of the spray type sprayer 8 by the pushing portion 13 is released, and the spraying of the liquid stops.
(4) When the pedal 4 is stepped on suddenly and the shaft 6 is pulled down before the head 12 of the spray type sprayer 8 is pushed by the pushing portion 13, the bending portion 30 of the shaft 6 is bent and is applied to the foot. The burden is eased. Further, the head 12 of the spray type sprayer 8 is not suddenly pushed by the push-in part 13 due to the deformation of the bending part 30, and a large amount of liquid is not sprayed suddenly.

(Embodiment 2)
A second embodiment of the foot-operated spray device of the present invention will be described with reference to FIGS. 9 and 10. The basic structure of the foot-operated spray device 1 of this embodiment is the same as that of the first embodiment. The difference is that the front end of the driving arm 19 is directly locked to the locking receiving portion 25 of the shaft 6 without providing the interlocking arm 21 shown in FIGS. 4 to 7 as the driving mechanism 7.

  The drive mechanism 7 shown in FIG. 9 and FIG. 10 has two L-shaped support members 3 a and 3 b that are erected and fixed on a base 2 at intervals. The support members 3a and 3b can be fixed by various fixing means such as bolts / nuts, screws, and adhesives.

  The drive arm 19 is an elongated plate, and a support shaft 40 used for connection to the support 3 and an opening hole 42 through which the connection shaft 41 can be inserted are formed in the rear end side and in the middle. The opening hole 42 formed in the middle of the drive arm 19 has a larger diameter than the outer diameter of the connecting shaft 41 so that the connecting shaft 41 can move in the opening hole 42. The distal end side of the drive arm 19 is inserted into the guide 5 through a lower vertical groove 24 (FIG. 7) opened at the lower end of the guide 5 and is connected to a latch receiving portion 25 at the lower end of the shaft 6. The pedal 4 is fixed to the upper surface side of the drive arm 19 by existing fixing means. The pedal 4 can be the same as that of the first embodiment.

  The rear end portion of the support tool 3 and the rear end portion of the drive arm 19 are rotatably connected by a support shaft 40, and the middle portion of the support tool 3 and the middle portion of the drive arm 19 are connected by a connecting shaft 41, respectively. With this connection structure, when the pedal 4 is depressed as shown in FIGS. 10A and 10B, the drive arm 19 rotates with the support shaft 40 as the rotation axis, the tip end side is lowered, and the shaft 6 is pulled down. Thus, the push-in portion 13 provided at the tip of the shaft 6 operates.

(Other embodiments)
The said embodiment is an example of the stepping type spraying apparatus of this invention, and can also be set as another shape, a structure, a drive mechanism, a size, a material, etc.

  The foot-type spraying device of the present invention can be used as a spraying device for liquids other than the sterilizing liquid, for example, various liquids such as disinfecting liquid, soap liquid, dish detergent, shampoo or rinse.

DESCRIPTION OF SYMBOLS 1 Foot type spraying device 2 Base 3 Supporting tool 3a Supporting material 3b Supporting material 4 Pedal 4a Pedal rear end part 5 Guide 5a Jig 6 Shaft 7 Drive mechanism 8 Spray type sprayer 9 Container installation stand 10 Nozzle 11 Receptacle 12 Push button ( head)
DESCRIPTION OF SYMBOLS 13 Push part 14 Return tool 19 Drive arm 20 Support shaft 21 Interlocking arm 22 Rotating shaft 23 Connecting shaft 24 Lower vertical groove 25 Locking receiving part 26 Connecting part 30 Deflection part 31 Upper vertical groove 32 Locking part 33 Locking shaft 34 Protrusion 36 Dish catching portion 37 Cover 38 Opening portion 39 Nozzle protrusion 40 Support shaft 41 Connecting shaft 42 Opening hole

Claims (5)

  This is a foot-type spraying device that can pressurize the spray-type sprayer by depressing the pedal and spray the liquid in the spray-type sprayer. A shaft, a container installation base for installing the container of the spray type sprayer, and a pressing unit for pressing the push head of the spray type sprayer installed on the container installation table, the pressing part being located near the tip of the shaft It is provided so that the head can be pushed in when the shaft is pulled down by stepping on the pedal, and a bending part is provided in a part of the shaft, and the shaft forcibly pulls down the shaft by stepping on the pedal. A foot-type spraying device characterized in that it bends when pressed.   2. The foot-operated spraying apparatus according to claim 1, wherein a receiving tray for receiving the liquid sprayed from the nozzle is provided below the nozzle of the spray-type sprayer.   The foot-operated spraying apparatus according to claim 1 or 2, wherein a bending portion is formed near a top end of the shaft.   The foot-operated spraying device according to any one of claims 1 to 3, wherein the outer periphery of the spray-type sprayer is covered with a cover.   5. The stepping type spraying device according to claim 4, wherein the cover is provided with a nozzle lateral blur preventing portion.

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