JP7401420B2 - auto dispenser - Google Patents

Description

The present invention relates to an automatic dispenser, and particularly to a simple automatic dispenser that can be equipped with a dispensing container having a dispensing head that can be raised and lowered relative to a container body.

An auto dispenser has a function to automatically continue dispensing contents such as liquid.
Instead of implementing a pump mechanism for dispensing, a simple automatic dispenser of the type that is operated by attaching an existing dispensing container (pump container) having a dispensing head that can be raised and lowered relative to the container body has been proposed ( Patent Document 1).
This auto dispenser includes a main body with a support rod erected from the rear of the bottom plate and an upper plate protruding forward from the upper end of the support rod. A pump container is placed in the front part of the bottom plate.
A pressing plate for pressing down the ejection head is disposed below the upper plate, and a drive mechanism having a cam inserted between the pressing plate and the upper plate is incorporated into the main body. By operating this drive mechanism, the contents are discharged from the discharge head pressed down by the press plate.

Utility model registration No. 3222758

In the automatic dispenser of Patent Document 1, since the contents are discharged by pushing down the discharge head, the discharge port (for example, the tip of the nozzle) of the discharge head also descends, and the contents discharged from the discharge port are There was a possibility that the discharge would deviate from the place where it was intended to be discharged.

An object of the present invention is to provide an automatic dispenser that can reliably discharge a discharged product to a targeted location.

The first means is an auto-dispenser 2 for operating a dispensing container 100 having a dispensing head 106 that is movable up and down with respect to a container body 102 and automatically discharging the contents from the dispensing head 106.
a main body 4 having a bottom member 6;
a support member 50 for supporting the container body, which is arranged to be movable up and down with respect to the bottom member 6;
a driving means 60 capable of moving the support member 50 up and down;
an operating section 48 for operating the drive means 60;
and a restraining means 42 disposed at a constant height with respect to the bottom member 6 and regulating vertical movement of the ejection head 106, with the container body 102 rising together with the support member 50, The restraining means 42 restrains the movement of the ejection head 106 against the rising force, so that the contents are ejected from the ejection head.

In this means, a support member 50 for supporting the container body, which is arranged to be vertically movable with respect to the bottom member 6 of the main body 4, a drive means 60 for vertically moving the support member 50, and a drive means 60 are operated. and a restraining means 42 arranged at a constant height with respect to the bottom member 6 to restrict the movement of the ejection head 106 in the vertical direction.
Further, while the container body 102 is rising together with the support member 50, the restraining means 42 stops the movement of the ejection head 106 against the rising force, so that the contents are ejected from the ejection head. It was configured as follows.
According to this structure, the position of the ejection port of the ejection head can be prevented from shifting during the ejection stroke, and the contents can be ejected to the targeted position.

The second means has the first means, and the support member 50 is formed as a support base having a container body receiving part 56 for placing the container body,
The main body 4 has a columnar part 22 standing up from a part of the bottom member 6, and a top part 40 extending laterally from the upper part of the columnar part 22, the top part 40 having at least the lower surface part u as a fixed surface,
The top portion 40 is located above the support member 50,
The stopping means 42 is a stopping part provided so that the upper surface of the ejection head 106 comes into contact with it when the container body 102 is raised, and is formed of a part of the lower surface part u.

In this means, the support member 50 is formed as a support base having a container body receiving portion 56 on which the container body is placed.
Further, the main body 4 has a columnar part 22 standing up from a part of the bottom member 6, and a top part 40 extending laterally from the upper part of the columnar part 22, the top part 40 having at least the lower surface part u as a fixed surface, The top portion 40 is located above the support member 50.
The stopping means 42 is a blocking part provided so that the upper surface of the ejection head 106 hits when the container body 102 rises, and is formed of a part of the lower surface part u that is a fixed surface. .
According to this structure, it is possible to reliably prevent the ejection head 106 from shaking in the vertical direction during the ejection operation, and it is possible to more accurately supply contents such as liquid to a targeted location.

The third means includes the first means or the second means, and the operation section 48 is a sensor that detects proximity or contact of the user's finger and operates the drive means 60. .

In this means, the operating section 48 for operating the driving means 60 is a sensor that detects the proximity or contact of the user's fingers.
According to this structure, the driving means 60 can be easily operated.

According to the invention according to the first means, the support member 50 is arranged to be movable up and down with respect to the bottom member 6 of the main body 4 and supports the container body, and the driving means 60 for moving the support member 50 up and down, The restraining means 42 restricts the movement of the ejection head 106 in the vertical direction, and when the container body 102 is rising together with the support member 50, the stopping means 42 prevents the movement of the ejection head 106 against the rising force. Since the content is ejected from the ejection head by stopping the ejection, the content can be ejected accurately to the targeted position.
According to the invention according to the second means, the support member 50 is a support base having a container body receiving portion 56 on which the container body is placed, and also fixes the lower surface portion u of the top portion 40 of the main body 4. The dispensing head 106 is formed on a surface and is a part of the fixing surface so that the discharging head 106 comes into contact with it when the container body rises, and the discharging head 106 is used as the restraining means 42 during the dispensing operation. It is possible to reliably prevent the vertical movement of the container, and the contents can be more accurately supplied to the targeted location.
According to the invention according to the third means, since the operation unit 48 for operating the drive means 60 is a sensor that detects the proximity or contact of the user's finger, the drive means 60 can be easily operated. be able to.

1 is a side view of an auto dispenser according to an embodiment of the present invention. FIG. 2 is a front view of the auto dispenser shown in FIG. 1. FIG. 3 is a diagram showing the configuration of main parts (bottom member and support member) of the auto dispenser shown in FIG. 2, and FIG. ) is a sectional view seen from III(B)-III(B). FIG. 2 is a plan view of the auto dispenser shown in FIG. 1. FIG. FIG. 2 is a partially cutaway perspective view of the auto dispenser shown in FIG. 1. FIG. FIG. 6 is an action explanatory diagram showing a state in which the support base is pushed up from the state in FIG. 5;

1 to 6 show an auto dispenser 2 according to an embodiment of the invention.
As described above, this auto dispenser is for automatically operating an existing dispensing container and includes at least a main body 4, a stopping means 42, a supporting member 50, and a driving means 60. .
As shown in phantom lines in FIG. 1, the discharge container 100 includes a container body 102 and a discharge head 106 attached to the upper side of the container body so as to be able to be pushed down in an upward biased state.
A pump mechanism (not shown) is built in to discharge the liquid inside the container body by raising and lowering the discharge head relative to the container body.
In this specification, unless otherwise specified, the term "elevating" refers to the movement of the ejection head relative to the container body, whereas the term "vertical movement" refers to the movement of the ejection head relative to the main body (particularly the bottom member 6). It represents the movement of each part (support member, container body, discharge head, etc.) relative to the other parts.
The illustrated discharge head 106 is attached to the upper end of a stem 104 that stands up from the container body 102, and the tip of a nozzle 108 extending in the horizontal direction is bifurcated, and a pair of discharge ports 110 are opened. (See Figure 2). However, these shapes can be changed as appropriate.

As shown in FIG. 1, the main body 4 includes an upright member 20 having a columnar part 22 and a top part 40 erected from a part of the bottom member 6 (rear part 6a in the illustrated example).
In this specification, the right side of FIG. 1 is referred to as "rear", the left side of FIG. 1 is referred to as "front", and the direction perpendicular to the paper surface is referred to as "left and right".
In this embodiment, the main body 4 includes a restraining means 42 that restricts the vertical movement of the ejection head 106 during a stroke in which the support member 50 supporting the container body 102 is moved up and down with respect to the main body, as will be described later. This restraining means 42 will be described later.
Here, "regulation" refers to restricting the movement of the ejection head to such an extent that the contents from the ejection head can be ejected by moving up and down the ejection head relative to the container body.

The bottom member 6 has a role as a base that supports the upright member 20.
In this embodiment, the lower end of the upright member 20 is connected to the rear part 6a of the bottom member 6, and a support member 50, which will be described later, is assembled to the front part 6b of the bottom member 6.
As shown in FIG. 1, a step 7 is formed in the rear part 6a of the bottom member 6, with the rear side being lower when viewed from the side.
Further, the bottom member 6 is equipped with a driving means 60, which will be described later.
The illustrated bottom member 6 has a box shape that has a constant width in the vertical direction and is long in the front and back direction in order to house the drive means 60 therein. A storage recess 8 is formed on the upper surface side of the bottom member 6 and has an opening on the upper surface extending in the longitudinal direction.
As shown in FIG. 3(B), this storage recess 8 is defined by a pair of left and right side walls 10, a front wall 12, a rear wall 14, and a recess bottom 16 connected to each of these walls. There is.
In order to engage the bottom member 6 with the lower part of the upright member 20, which will be described later, a convex first engagement receiving part 13 is provided at the upper end of the rear surface of the front wall part 12, and a convex first engagement receiving part 13 is provided at the upper end of the rear surface of the front wall part 12. A notch-shaped second engagement receiving portion 15 is formed at the upper end. However, the shapes of these engagement receiving parts can be changed as appropriate.

In this embodiment, the upright member 20 is formed in an inverted L shape when viewed from the side, as shown in FIG. It consists of a top part 40 that projects forward. However, the form can be changed as appropriate.
The top portion 40 is located above the front portion 6b of the bottom member 6. This is because the discharge container 100 is arranged between the support member 50 assembled to the front part 6b of the bottom member 6 and the top part 40.
The illustrated top portion 40 is formed in a long strip shape in the front-rear direction. However, as long as the discharge container can be placed between the top 40 and the support member 50, the shape of the top can be changed as appropriate.
The lower surface portion u of the top portion 40 is formed as a fixed surface at a constant height with respect to the bottom member 6. As will be described later, this is to prevent the lower surface portion u from moving even if the discharge head 106 of the discharge container 100 abuts against it.
The upright member 20 has such rigidity that the lower surface portion u can be used as a fixed surface.
Note that "constant height" means that the height of the lower surface portion u does not change unexpectedly during the discharge operation. Therefore, a structure in which the height of the lower surface part u can be changed by adjusting the length of the columnar part 22 as described later is not excluded from the scope of the present invention.

In this embodiment, the above-mentioned restraining means 42 that restricts the vertical movement of the ejection head 106 with respect to the main body 4 is configured by providing a portion (blocking portion) on the lower surface portion u against which the ejection head 106 abuts. There is.
When forming a concave container receiving portion 56 on a support base (supporting member 50) to be described later, it is preferable to set the blocking portion 42 at a position facing (directly above) this container receiving portion 56.
Further, in this embodiment, a positioning protrusion 44 having a semicircular shape in plan view is attached to the lower surface portion u, as shown by the dotted line in FIG. ing.
This allows the user to know the position of the blocking portion 42 at a glance.
Further, a pair of left and right direction regulating plates 46 are attached to the lower surface portion u, located on the front side of the blocking portion 42 and oriented in parallel in the front-rear direction.
These direction regulating plates 46 are arranged so as to be located on both sides of the nozzle 108 of the ejection head 106 with the container body 102 placed on the container body receiving portion 56. By doing so, when inserting the discharge container between the container body receiving portion 56 and the blocking portion 42, the pair of direction regulating plates 46 function as a guide means for guiding the nozzle 108.
In the illustrated example, as shown by dotted lines in FIG. 4, the distance between the direction regulating plates 46 is made slightly larger than the outer diameter of the nozzle 108, so that play is created between the nozzle 108 and the direction regulating plate 46. ing.

As shown in FIG. 1, a push button 49 for switching the driving means 60 on and off is arranged on the side surface s of the top portion 40.
Further, an inclined surface portion i is formed between the front surface portion f and the lower surface portion u of the top portion 40, and an operating portion 48 for operating the drive means 60 is arranged on this inclined surface portion.
The arrangement of these push buttons 49 and operation section 48 can be changed as appropriate.
In this embodiment, the operating unit 48 is a sensor that detects the proximity or contact of the user's finger when the drive unit 60 is in the ON state, and operates the drive unit 60 in response to the operation of bringing the user's finger close to or in contact with the user's finger. It is designed so that it can be operated.
The sensor may have the ability to detect the proximity of a user's finger when the user's finger approaches the lower side of the discharge port 110 of the nozzle 108.
However, the structure of the operating section 48 can be changed as appropriate.
Specifically, as an operating method other than the sensor, for example, the driving means 60 may be operated by stepping on a foot section (not shown) connected to the driving means 60.

In this embodiment, the inside of the upright member 20 is formed hollow in order to wire the electric wire e for electrically connecting the push button 49 and the operating section 48 to the driving means 60.
In the illustrated example, the upright member 20 extending in an inverted L shape from the bottom member 6 has a U-shaped channel shape in cross section when viewed from the direction in which it extends (referred to as the longitudinal direction), as shown in FIG. It is formed of a groove-shaped portion 20a and a lid portion 20b including a lid plate c that covers the opening of the groove-shaped portion.
By doing so, the above-mentioned hollow structure can be realized and the required rigidity can be ensured.
As shown in FIG. 1, a third engaging portion 36, which is an engaging claw, is provided at the front end of the horizontal portion of the lid portion 20b, and a third engaging portion 36, which is an engaging claw, is provided at the upper end of the front wall portion of the channel-shaped portion 20a. Third engagement receiving portions 29, which are claw receiving portions, are formed so as to be able to engage with each other. These engagements allow the channel-shaped portion 20a to lock the lid portion 20b.
Note that the shapes of the third engaging portion 36 and the third engaging receiving portion 29 can be changed as appropriate.
The columnar portion 22 is formed in each vertical portion of the channel-shaped portion 20a and the lid portion 20b, and the apex portion 40 is formed in each horizontal portion of the channel-shaped portion 20a and the lid portion 20b.
In the illustrated example, as shown in FIG. 1, the lower end of the lid portion 20b of the upright member 20 is lower than the lower end of the channel-shaped portion 20a.
The lower end of the lid 20b is engaged with a corner of the step 7 of the bottom member 6.
Further, a first leg plate 24 extends forward from the lower end of the channel-shaped portion 20a, and a second leg plate 30 extends rearward from the lower end of the lid portion 20b.
From the front end of the first leg plate 24, as shown in FIG. They are interlocked.
Further, from the rear end of the second leg plate 30, an engagement protrusion serving as a second engagement portion 34 is provided to protrude downward and rearward, and engages with the second engagement receiving portion 15.
In the illustrated example, the front part (root part) of the second leg plate 30 is formed into a thick stepped part 32 that is higher than the rear part of the second leg plate 30, as shown in FIG. A built-up portion 33 is provided between the front end of the thick stepped portion 32 and the lower end of the lid portion 20b.
Further, as shown in FIG. 1, a reinforcing wall portion 31 having a triangular shape when viewed from the side is formed between the vertical portion of the lid plate c and the second leg plate 30. As shown in FIG. As shown in FIG. 4, the reinforcing wall portion 31 is formed so as to cross the thick step portion 32 and the built-up portion 33 in the front-rear direction when viewed from above.
Further, as shown in FIG. 5, the first leg plate 24 has an insertion hole 26 through which a pushed-up portion 54, which will be described later, is inserted.
Note that, in order to facilitate molding with a mold, the first leg portion 24 is separated from the columnar portion 22 at an appropriate location (for example, a location closer to the base than the insertion hole 26), and is made into a separate part from the columnar portion. You can also use it as

The support member 50 has a role of supporting the container body 102 of the discharge container 100, and is formed to be movable up and down with respect to the main body 4.
In this embodiment, the support member 50 is formed as a support base on which the container body 102 is placed, but any structure may be used as long as it can support the container body 102 in a vertically movable state. .
The support stand 50 of this embodiment is attached to the front part 6b of the bottom member 6, as shown in FIG. (See Figure 4).
A cover wall portion 58 that covers the outer surface (the front surface and a pair of side surfaces) of the front portion 6b is vertically provided from the upper wall portion.

As shown in FIG. 2, the illustrated cover wall section 58 has a front sliding wall section 58a that is vertically disposed from the front side of the upper wall section 52 and can slide on the front surface of the front section 6b. A side sliding wall portion 58b is provided vertically from a side of the wall portion 52 in a continuous manner with the front sliding wall portion 58a, and is capable of sliding on the side surface of the front portion 6b.
However, these structures can be modified as appropriate.
For example, the front sliding wall portion 58a and the side sliding wall portions 58b may not be connected, and the front sliding wall portion 58a may be omitted.
Further, the cover wall portion 58 does not need to slide along the outer surface of the front portion 6b as long as it can move up and down along the outer surface of the front portion 6b.
In order to reliably move the cover wall portion 58 up and down along the outer surface of the front portion 6b, a guide means (for example, a guide groove and a guide groove in the guide groove) is provided between the cover wall portion 58 and the outer surface of the front portion 6b. An inserted engagement protrusion) may also be provided.

The upper wall portion 52 has a container receiving portion 56 on which the container 102 is placed.
In the illustrated example, the container body receiving portion 56 is formed in a shallow concave depression, as shown in FIG. 3(B). By doing so, it becomes easy to position the place where the container body 102 is placed.
However, the structure of the container body receiving portion 56 can be changed as appropriate.
Further, edge ribs 53 are provided to protrude upward from the rear side and a pair of side sides of the upper wall portion 52.
A pushed-up portion 54 whose lower surface is a horizontal surface is provided vertically from the center of the upper wall portion 52 . The pushed-up portion 54 is inserted into at least the insertion hole 26.
The pushed-up portion 54 in the illustrated example protrudes into the support base 50 through the insertion hole 26 .

As shown in FIGS. 1 and 3B, the driving means 60 includes a driving section 62, a power source 64, a transmission section 66, and a pressing section 68, and is built into the bottom member 6 in this embodiment. However, the structure and arrangement of the driving means 60 can be changed as appropriate.
In the illustrated example, the drive unit 62 is a motor, and as shown in FIG. 1, it is located on the rear side inside the storage recess 8.
Further, the illustrated transmission section 66 is a gearbox, and the pressing section 68 is a cam connected to the gearbox via a support shaft 70 (see FIG. 2). The gearbox and the cam are arranged on the front side inside the storage recess 8, and are configured so that the power of the motor is transmitted to the cam via the gearbox.
A recessed portion 18 is provided in the recessed bottom portion 16 of the storage recessed portion 8 so as to be located below the pressing portion 68 that is the cam. This recessed portion 18 is formed so as not to impede rotation of the cam about the support shaft 70.
As shown in FIGS. 2 and 3(B), the pressing portion 68 is arranged directly below the pushed-up portion 54. As shown in FIGS.
The power source 64 in the illustrated example is a battery box as shown by the dotted line in FIG. 3(A), and is connected to the drive section 62 via an electric circuit (not shown).
This electric circuit is connected to electric wires from the operating section 48 and the push button 49, and when the push button 49 is turned on and the user approaches or touches the operating section 48 with his or her finger, the drive section 62 is activated. It is configured as follows.
It is preferable that the electric circuit is provided with a control section that allows the drive section 62 to continue operating for a predetermined period of time after the operation is performed. This configuration is advantageous when the contents of the discharge container include cleaning liquid for hands and fingers. This is because the contents can be discharged from the discharge container for a certain period of time even after the user releases the operation part.
Note that as the power source, a power source other than a dry battery or a rechargeable battery may be used.
In this embodiment, the power source 64 is arranged at a proper position within the storage recess 8 (in the illustrated example, a position adjacent to the pressing part 68) (see FIG. 2). However, this arrangement can be changed as appropriate.

In the above configuration, when using the auto dispenser 2, the dispensing container 100 is inserted between the support base 50 and the lower surface portion u of the top portion 40, and the container body 102 is placed on the container body receiving portion 56 of the support base 50. Just post it.
When the container body receiving portion 56 is formed as a shallow concave recess, it is easy to place the container body 102 in the correct position.
Further, when the positioning protrusion 44 is provided on the lower surface part u, the position at which the discharge container should be set can be visually recognized in advance, so that positioning of the discharge container 100 becomes even smoother.
Note that when inserting the discharge container, it is preferable to orient the nozzle 108 of the discharge head 106 forward in advance, so that the nozzle 108 is smoothly inserted between the pair of direction regulating plates 46, and the above-mentioned It is possible to exert the effect of a guiding means.

With the dispensing container 100 attached to the auto dispenser 2, press the push button 49 to turn it on, and then bring your finger close to the operating section 48, the drive section 62 will operate, and as shown in FIG. A certain cam pushes up the pushed-up portion 54 of the support member 50. By repeating this pushing-up operation, the container body 102 supported by the support member 50 moves up and down with respect to the main body 4.
On the other hand, since the vertical movement of the discharge head 106 with respect to the main body 4 is regulated by the restraining means 42, the pump mechanism built in the discharge container is activated by the vertical movement of the container body 102 with respect to the discharge head 106. It operates, and the contents are discharged from the discharge head 106.
Therefore, it is convenient because there is no need to press down on the ejection head 106 in order to eject the contents, and the position of the ejection head 106 changes due to the pressing operation, so that the ejected contents can be It is possible to avoid the inconvenience of being supplied at a location shifted from the intended location.
When the push button 49 is turned off, the drive means 60 does not operate even if a finger approaches the operating section 48.

[Example]
Although not shown, the main body 4 can be provided with an expansion and contraction mechanism that can adjust the length of the columnar portion 22 of the main body 4 in the vertical direction.
By doing so, the height of the top portion 40 of the main body 4 can be adjusted, and various dispensing containers of different heights can be attached to one auto-dispenser and used.
As an example of the configuration of this expansion/contraction mechanism, the columnar part 22 may be divided into a lower half and an upper half, and the end of one half may be a sliding part that is slidably inserted into the other half. can.
With this configuration, the length of the columnar portion 22 can be adjusted by adjusting the degree to which the fitting end portion is inserted.
Although not shown in the figure, at the fitting point between the lower half and the upper half, after adjusting the length of the columnar part, the upper half will move against the lower half due to the weight of the upper half and the top. It is preferable to provide a locking means to prevent it from slipping down.
Further, as another example of the structure of the expansion/contraction mechanism, the lower part of the columnar part 22 is slidably inserted into the fitting hole provided in the bottom member 6, and the insertion length is adjusted to allow the lower part of the columnar part 22 to The substantial length of the columnar portion 22 extending upward may be adjustable.

2... Auto dispenser 4... Main body 6... Bottom member 6a... Rear part 6b... Front part 7... Step 8... Storage recess 10... Side wall part 12... Front wall part 13... First engagement receiving part (claw receiving part) 14... Rear Wall portion 15...Second engagement receiving portion (notch)
16... Concave bottom part 18... Recessed part 20... Standing member 20a... Channel shaped part 20b... Lid part 22... Column part 24... First leg plate 26... Insertion hole 28... First engaging part (engaging claw)
29...Third engagement receiving part (claw receiving part) 30...Second leg plate 31...Reinforcement wall part 32...Thick wall part 33...Build-up part 34...Second engagement part (engagement protrusion) 36...Second engagement part 3 Engagement part (engagement claw)
40...Top part 42...Blocking means (blocking part) 44...Protrusion for positioning 46...Direction regulating plate 48...Operation part (sensor) 49...Push button 50...Support member (support stand) 52...Top wall part 53...Edge rib 54... Part to be pushed up 56... Container body receiving part 58... Cover wall part 58a... Front sliding wall part 58b... Side sliding wall part 60... Drive means 62... Drive part (motor) 64... Power supply
66...Transmission part (gear box) 68...Press part (cam) 70...Support shaft
c... Lid plate e... Electric wire f... Front part i... Inclined surface part s... Side part u... Bottom part 100... Discharge container 102... Container body 104... Stem 106... Discharge head 108... Nozzle 110... Discharge port

Claims (3)

An automatic dispenser (2) for operating a dispensing container (100) having a dispensing head (106) that can be raised and lowered relative to a container body (102) and automatically discharging contents from the dispensing head (106). hand,
a main body (4) having a bottom member (6);
a support member (50) for supporting the container body, which is arranged to be movable up and down with respect to the bottom member (6);
a driving means (60) capable of vertically moving the support member (50);
an operating section (48) for operating the drive means (60);
a restraining means (42) disposed at a constant height with respect to the bottom member (6) and regulating vertical movement of the ejection head (106); 102) is rising, the restraining means (42) restrains the movement of the ejection head (106) against the rising force, so that the content is ejected from the ejection head. An auto dispenser that is characterized by: The support member (50) is formed as a support base having a container body receiving portion (56) for placing the container body,
The main body (4) has a columnar part (22) standing up from a part of the bottom member (6), and a top part (22) extending from the upper part of the columnar part (22) with at least the lower surface part (u) as a fixed surface. 40) extends laterally,
The top portion (40) is located above the support member (50),
The stopping means (42) is a blocking part provided so that the upper surface of the ejection head (106) hits when the container body (102) rises, and a part of the lower surface part (u). The automatic dispenser according to claim 1, characterized in that it is formed of. The operation unit (48) is a sensor that detects proximity or contact of a user's finger and operates the drive means (60). auto dispenser.

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