WO2017141666A1

WO2017141666A1 - Drug dispensing device

Info

Publication number: WO2017141666A1
Application number: PCT/JP2017/002938
Authority: WO
Inventors: 直哉杉本; 藤井　隆行; 平井　勝博
Original assignee: 株式会社タカゾノテクノロジー
Priority date: 2016-02-18
Filing date: 2017-01-27
Publication date: 2017-08-24
Also published as: JP2017144089A; TW201733561A; JP6671190B2

Abstract

Provided is a drug dispensing device wherein paths through which drugs pass can be easily cleaned. A plurality of drug storage units (11) each store drugs and are arranged in the vertical direction. Drugs discharged from the plurality of drug storage units (11) pass through branched paths (37). Movable members (90) each have a first surface (38), and are movable to a tilted position in which the first surface (38) is tilted into the branch paths (37) in the vertical direction and a wiping position in which the first surface (38) extends in the vertical direction. When the movable members (90) are in the tilted position, each first surface (38) constitutes the bottom of the branch paths (37).

Description

Drug supply device

The present invention relates to a drug supply device, and more particularly to a drug supply device for supplying tablets.

Conventionally, in a structure in which a feeder row in which medicine feeders containing medicines are vertically stacked is arranged in an annular shape, the upper fulcrum of each feeder row is pivotally supported, and these feeder rows are opened to the outside, There has been proposed a device that exposes a drug guide passage that passes therethrough (see, for example, JP-A-9-201399 (Patent Document 1)).

JP-A-9-201399

In the apparatus described in Patent Document 1, the inner wall of the medicine guide passage can be cleaned by exposing the medicine guide passage. However, since the feeder row rotates around the upper fulcrum and opens outward, the opened feeder row extends in an oblique direction. Therefore, when cleaning the inner wall on the feeder row side, it is necessary to access the inner wall from below and clean it, and the cleaning work is difficult. Further, since the angle at which the feeder row can be rotated around the fulcrum is limited, the work space is narrow in the vicinity of the fulcrum, and it is particularly difficult to perform the cleaning work in the vicinity of the fulcrum.

An object of the present invention is to provide a medicine supply device that can easily clean a passage through which medicine passes.

The drug supply device according to the present invention includes a plurality of drug storage units, a plurality of branch channel units, a main channel unit, and a movable member. Each of the plurality of drug storage units stores a drug and is arranged in the vertical direction. The medicine discharged from each of the plurality of medicine storage parts passes through the branch passage part. The main passage portion extends along the vertical direction and communicates with the plurality of branch passage portions. The chemical | medical agent which passed the several branch channel | path part falls in the main channel | path part. The movable member has one surface. The movable member is movable between an inclined position where one surface is inclined with respect to the vertical direction in the branch passage portion, and a wiping position where one surface extends in the vertical direction. One surface of the movable member in the inclined position constitutes the bottom surface of the branch passage portion.

In the above medicine supply device, the wiping member that slides and wipes on the surface of the main passage portion slides and wipes on one surface of the movable member at the wiping position.

The above-described drug supply device further includes a wiping member and a drive unit. The wiping member slides and wipes on the surface of the main passage portion, and slides and wipes on one surface of the movable member at the wiping position. The drive unit moves the wiping member in the vertical direction.

The above-described medicine supply device further includes a movement suppressing unit that suppresses the movement of the movable member at the wiping position away from the wiping member.

In the above-described medicine supply device, the movement suppressing unit includes a magnet provided on one of the movable member and the wiping member, and a member to be attracted that is provided on either the movable member or the wiping member and is attracted by the magnet. And have.

In the above-described drug supply device, the movable member has a protruding portion that protrudes into the main passage portion. The movable member moves from the inclined position toward the wiping position when the wiping member comes into contact with the protruding portion.

In the above-described medicine supply device, the movable member can rotate around a rotation shaft provided in the vicinity of the surface of the main passage portion.

According to the medicine supply device of the present invention, the passage through which the medicine passes can be easily cleaned.

It is a perspective view which shows the whole structure of a chemical | medical agent supply apparatus. It is a perspective view which shows the structure of an arc-shaped division body. It is a perspective view of the arc-shaped division body seen from the angle different from FIG. It is a fragmentary sectional view of a medicine supply device. It is a fragmentary sectional view showing composition of a course through which a medicine passes. It is a fragmentary sectional view which shows the chemical | medical agent which passes a path | route. It is a perspective view which shows the state which rotated the arc-shaped division body. It is a fragmentary sectional view which shows the state which rotated the arc-shaped division body. FIG. 3 is a first partial cross-sectional view showing a situation of cleaning a passage through which a medicine passes in Embodiment 1. It is the 2nd partial sectional view showing the situation of cleaning of the passage through which the medicine in Embodiment 1 passes. It is a 3rd partial sectional view showing the situation of cleaning of the passage in which medicine in Embodiment 1 passes. 6 is a schematic diagram showing a configuration of a cleaning unit in Embodiment 2. FIG. 10 is a perspective view of a movable member in Embodiment 2. FIG. 6 is a side view of a movable member in Embodiment 2. FIG. It is a 1st partial sectional view showing the situation of cleaning of the passage through which the medicine in Embodiment 2 passes. It is the 2nd partial sectional view showing the situation of cleaning of the passage through which the medicine in Embodiment 2 passes.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following drawings, the same or corresponding parts are denoted by the same reference numerals, and description thereof will not be repeated.

(Embodiment 1)
FIG. 1 is a perspective view showing the overall configuration of the medicine supply device 1. As shown in FIG. 1, the medicine supply device 1 of the present embodiment includes a housing 2 that forms the outer shape of the device. The housing 2 has an upper housing 3 and a lower housing 4. The upper housing 3 is disposed above the lower housing 4. The lower housing 4 is disposed below the upper housing 3.

A ceiling 5 is provided at the top of the housing 2. The ceiling part 5 has a rectangular shape in plan view. At the four corners of the upper housing 3 in plan view, a left front pillar part 11, a right front pillar part 12, a left rear pillar part 13 and a right rear pillar part 14 (not shown in FIG. 1) are provided. The upper ends of the left front pillar part 11, the right front pillar part 12, the left rear pillar part 13 and the right rear pillar part 14 are connected to the ceiling part 5, respectively. The ceiling part 5 is supported by the left front pillar part 11, the right front pillar part 12, the left rear pillar part 13, and the right rear pillar part 14.

Inside the upper housing 3, a drum 20 having a substantially cylindrical outer shape is disposed. The detailed configuration of the drum 20 will be described later. The upper housing 3 is actually provided with a cover that covers the four side surfaces. However, in FIG. 1 and the drawings that will be described later, the cover is not shown for the purpose of more clearly illustrating the drum 20. ing. The cover on the front side of the upper housing 3 is configured to be openable and closable.

Opening

doors

6 and 7 are provided on the front surface of the lower housing 4. The open /

close doors

6 and 7 are configured to be openable and closable. An operator who uses the medicine supply device 1 can open the open /

close doors

6 and 7 and take out the medicine supplied to the wrapping paper or the vial from the inside of the lower housing 4. The opening /

closing doors

6 and 7 may be provided with an opening, from which the medicine supplied to the wrapping paper or the vial may be taken out.

FIG. 2 is a perspective view showing the configuration of the arcuate divided body 30. The arcuate divided body 30 shown in FIG. 2 is obtained by dividing the substantially cylindrical drum 20 shown in FIG. 1 in the circumferential direction. The outline of the arcuate divided body 30 is a shape obtained by equally dividing a hollow cylinder in the circumferential direction. A plurality of arcuate divisions 30 are assembled to form the drum 20 shown in FIG. The drum 20 shown in FIG. 1 is a hollow cylindrical body configured by combining arc-shaped divided bodies 30.

2 has a plurality of drug containers 31 and the same number of supports 32 as the drug containers 31. The medicine container 31 is a hollow container. The medicine container 31 has a lid that can be opened and closed. A drug is stored in each internal space of the plurality of drug storage units 31. The medicine is accommodated in the medicine accommodating portion 31 by opening the lid. The dosage form of the medicine accommodated in the medicine accommodating part 31 of the present embodiment is a tablet. The drug supply device 1 of the present embodiment is a device for packaging and supplying one or more types of tablets.

Each support 32 is formed in a plate shape. The support bodies 32 are arranged at intervals from each other. The medicine container 31 is detachably attached between the upper and lower supports 32. Each medicine container 31 is provided as a cassette that can be attached to and detached from the medicine supply device 1.

At the upper end portion of the arc-shaped divided body 30, a ceiling portion 34 having a shape obtained by dividing an annular plate in the circumferential direction is provided. An outer plate 35 having a shape obtained by dividing a thin cylinder in the circumferential direction is provided at the lower end portion of the arcuate divided body 30. A portion of the exterior plate 35 is cut away to form a hole 36. The hole 36 is formed so that an operator who uses the medicine supply device 1 can insert a finger.

FIG. 3 is a perspective view of the arcuate divided body 30 viewed from an angle different from that in FIG. As shown in FIG. 3, the arcuate divided body 30 has an inner peripheral surface 39. The inner peripheral surface 39 is a surface facing the center line of the hollow cylinder among the outer surfaces of the arcuate divided body 30 obtained by dividing the hollow cylinder in the circumferential direction. The inner peripheral surface 39 has a shape obtained by dividing the cylindrical surface in the circumferential direction. The inner peripheral surface 39 has a part of the cylindrical surface. The inner peripheral surface 39 has a partial cylindrical surface shape.

The axial direction Z shown in FIG. 3 and other drawings shows the axial direction of the partial cylindrical surface forming the inner peripheral surface 39. The radial direction R shown in FIG. 3 and other drawings shows the radial direction of the partial cylindrical surface forming the inner peripheral surface 39. The circumferential direction θ shown in FIG. 3 and other drawings indicates the circumferential direction of the partial cylindrical surface forming the inner peripheral surface 39.

A plurality of branch passage portions 37 extending in the radial direction R are formed in the arcuate divided body 30. A first surface 38 is provided in each branch passage portion 37. The first surface 38 shown in FIG. 3 is inclined with respect to the axial direction Z and constitutes the bottom surface in the branch passage portion 37. Each branch passage portion 37 opens on the inner peripheral surface 39 of the arcuate divided body 30. The branch passage portion 37 is connected to the internal space of the medicine container 31 shown in FIG. The branch passage portion 37 communicates each medicine container 31 with the inner peripheral surface 39.

As shown in FIG. 3, the branch passage portions 37 are arranged in the axial direction Z and are arranged in the circumferential direction θ. As shown in FIG. 2, the medicine accommodating portions 31 are arranged in the axial direction Z and are arranged in the circumferential direction θ. The medicine container 31 and the branch passage portion 37 are arranged side by side in the axial direction Z and the circumferential direction θ. The arcuate divided body 30 includes a plurality of rows of medicine containing portions 31 arranged in the axial direction Z. A plurality of rows of medicine containing portions 31 are arranged in the circumferential direction θ. The medicine container 31 is disposed facing the outer peripheral surface of the arcuate divided body 30. The medicine container 31 is provided to be movable in the radial direction R. The support 32 extends in the radial direction R.

The arcuate divided body 30 has a first side surface 40 and a second side surface 43. The first side surface 40 and the second side surface 43 have a planar shape. The first side surface 40 and the second side surface 43 extend in the axial direction Z from the lower end to the upper end of the arc-shaped divided body 30, and extend from the inner peripheral surface 39 to the outer peripheral surface of the arc-shaped divided body 30. It extends in the radial direction R.

An upper shaft support portion 41 is fixed to the first side surface 40 of the arcuate divided body 30. The upper shaft support portion 41 is formed with two through-hole portions. These two through-hole portions are formed apart in the axial direction Z. The two through-hole portions are formed in a circular shape and have a common center in plan view. The upper shaft support portion 41 receives an upper rotation shaft portion (not shown) and is provided so as to be rotatable relative to the upper rotation shaft portion. The upper rotation shaft portion is attached to the casing of the drum 20.

A downward rotation shaft portion 42 is also attached to the first side surface 40 of the arcuate divided body 30. A lower shaft support portion is fixed to the first side surface 40, and two through holes similar to the upper shaft support portion 41 are formed in the lower shaft support portion. The lower rotation shaft portion 42 passes through a through hole portion formed in the lower shaft support portion. The downward rotation shaft portion 42 extends downward from the lower end portion of the first side surface 40. The downward rotation shaft portion 42 is engaged with the casing of the drum 20.

3 is a virtual straight line extending in the axial direction Z. The rotation axis A indicated by the alternate long and short dash line in FIG. The rotation shaft A passes through the center of the two through holes formed in the upper shaft support portion 41 and passes through the axis of the lower rotation shaft portion 42. The rotation axis A is the center of rotation of the arcuate divided body 30. The arcuate divided body 30 is rotatable about the rotation axis A.

FIG. 4 is a partial cross-sectional view of the medicine supply device 1. 4 shows a lower cut surface of the medicine supply device 1 shown in FIG. 1 cut along a plane extending in the direction orthogonal to the axial direction Z and passing through the drum 20. As shown in FIG. 4, the left front pillar part 11, the right front pillar part 12, the left rear pillar part 13, and the right rear pillar part 14 are provided at the four corners of the upper housing 3 in plan view.

The drum 20 has four arcuate divisions 30. The arcuate divided body 30 shown in FIGS. 2 and 3 is arranged side by side along the inner peripheral surface 39 in a cylindrical shape, whereby the substantially cylindrical drum 20 shown in FIG. 4 is formed. The arcuate divided body 30 is obtained by dividing the substantially cylindrical drum 20 into four parts in the circumferential direction. Each arcuate divided body 30 has a plurality of drug containing portions 31 arranged in four rows in the circumferential direction θ.

The center line O shown in FIG. 4 indicates the center line of the inner peripheral surface 39 of the partial cylindrical surface of the arc-shaped divided bodies 30 arranged side by side as shown in FIG. The center line O also indicates the center line of the substantially cylindrical drum 20. The center line O extends in the direction perpendicular to the paper surface of FIG. The rotation axis A shown in FIGS. 3 and 4 is provided at a position away from the center line O and extends parallel to the center line O. The rotation axis A is provided in the vicinity of the outer peripheral edge of the drum 20. The rotation axis A extends in the direction perpendicular to the paper surface of FIG. The axial direction Z shown in FIGS. 2 and 3 corresponds to the direction perpendicular to the paper surface of FIG.

The branch passage portion 37 described above is formed near the center line O of the drum 20 with respect to the medicine container 31.

The plurality of arc-shaped divided bodies 30 are arranged in the circumferential direction around the center line O and form a hollow cylindrical shape. The plurality of arcuate divided bodies 30 can rotate integrally around the center line O as in a rotation direction DR1 indicated by a double-headed arrow in FIG. The plurality of arcuate divisions 30 are provided so as to be rotatable relative to the upper housing 3, and are configured so that each arcuate division 30 can be sequentially moved to the front surface of the medicine supply device 1. The lower side in FIG. 4 corresponds to the front surface of the medicine supply device 1.

Near the center line O with respect to the arc-shaped divided body 30, a support column 50 constituting a part of the casing of the drum 20 is disposed. The column 50 extends along the center line O in the direction perpendicular to the paper surface of FIG. The support column 50 is formed in a hollow shape. A hollow space 53 is formed inside the support column 50. Four structural columns 54 are provided on the inner peripheral surface of the column 50 facing the hollow space 53. The structural column 54 has a solid cylindrical shape extending in the direction perpendicular to the paper surface of FIG.

A plurality of groove shapes extending in the direction perpendicular to the paper surface of FIG. 4 are formed on the outer peripheral surface of the support column 50. This groove shape constitutes a main passage portion 51 extending in the axial direction Z. A plurality of groove shapes form a plurality of main passage portions 51. The plurality of main passage portions 51 extend in parallel to each other. An inner peripheral surface 39 of the arcuate divided body 30 faces the main passage portion 51. The inner peripheral surface 39 of the arcuate divided body 30 constitutes a part of the wall surface of the main passage portion 51. The inner peripheral surface 39 constitutes an outer wall surface in the radial direction R of the main passage portion 51.

The main passage 51 is formed inward in the radial direction R with respect to the arcuate divided body 30. The medicine container 31 is disposed facing the front surface of the medicine supply device 1, and the main passage 51 is formed on the back side of the medicine supply device 1 with respect to the medicine container 31.

As shown in FIG. 4, in the present embodiment, eight main passage portions 51 are formed on the outer peripheral surface of the support column 50 in the circumferential direction. The eight main passage portions 51 are arranged in the circumferential direction θ. Two main passage portions 51 are formed for one arcuate divided body 30. One main passage portion 51 is provided for the two rows of medicine containing portions 31 arranged in the circumferential direction θ. One main passage 51 is formed for the two branch passages 37. The branch passage portion 37 communicates with the main passage portion 51. The medicine container 31 and the main passage 51 are communicated with each other via the branch passage 37.

Reinforcing stays 49 are arranged near the center line O with respect to each downward rotation shaft portion 42. In the present embodiment, the drum 20 includes the four arc-shaped divided bodies 30 and the four downward rotating shaft portions 42, and thus the reinforcing stays 49 are also provided at four locations. The reinforcing stay 49 extends in a direction perpendicular to the paper surface of FIG. The reinforcing stay 49 extends in the vertical direction from the vicinity of the lower end of the upper housing 3 to the vicinity of the upper end. The drum 20 includes an annular flat plate-like bottom plate 21 and a ceiling plate (not shown) having the same shape as the bottom plate 21. The lower end of the reinforcing stay 49 is fixed to the bottom plate 21. The upper end of the reinforcement stay 49 is fixed to the ceiling plate.

FIG. 5 is a partial cross-sectional view showing the configuration of the path through which the drug passes. As described above, the medicine container 31 is arranged in the axial direction Z and is sandwiched between the upper and lower support bodies 32. The branch passage part 37 communicates with the medicine container 31. The branch passage portion 37 has a first surface 38. The branch passage portion 37 communicates with the main passage portion 51. An inner peripheral surface 39 of the arcuate divided body 30 faces the main passage portion 51 and constitutes a part of the wall surface of the main passage portion 51. As shown in FIG. 5, the facing surface 52 facing the inner peripheral surface 39 constitutes a part of the wall surface of the main passage portion 51. The inner peripheral surface 39 and the facing surface 52 extend along the axial direction Z and are formed substantially in parallel.

As shown in FIG. 5, the medicine supply device 1 includes a movable member 90. The movable member 90 has a base portion 91 and a plate-like portion 94. The base portion 91 has a substantially cylindrical shape. The axial direction of the base portion 91 is a direction perpendicular to the paper surface in FIG. A rotation shaft 92 is provided at the center portion of the base portion 91. The rotation shaft 92 extends in the direction perpendicular to the paper surface in FIG. The rotation shaft 92 is provided in the vicinity of the inner peripheral surface 39 constituting the surface of the main passage portion 51. As will be described in detail later, the movable member 90 can rotate around a rotation shaft 92.

The base portion 91 is disposed so as to face the main passage portion 51. A part of the outer surface of the substantially cylindrical base portion 91 protrudes with respect to the inner peripheral surface 39 and protrudes into the main passage portion 51. A portion protruding into the main passage portion 51 constitutes a protrusion 93.

The plate-like portion 94 is connected to the base portion 91 so as to be continuous with the outer surface of the substantially cylindrical base portion 91. The plate-like portion 94 has a flat plate shape. One of the main surfaces of the plate-like portion 94 constitutes the first surface 38. The other main surface of the plate-like portion 94 faces the housing of the arc-shaped divided body 30. The first surface 38 forms a tangential plane with respect to the outer peripheral surface of the substantially cylindrical base portion 91. In the arrangement of the movable member 90 shown in FIG. 5, the first surface 38 is arranged in the branch passage portion 37 and is inclined obliquely with respect to the axial direction Z. The arrangement of the movable member 90 shown in FIG. 5 is referred to as an inclined position. The first surface 38 of the movable member 90 in the inclined position constitutes the bottom surface of the branch passage portion 37.

The branch passage portion 37 and the main passage portion 51 constitute a medicine passage portion that is a passage through which the medicine discharged from the medicine storage portion 31 passes. FIG. 6 is a partial cross-sectional view showing the medicine M passing through the branch passage portion 37 and the main passage portion 51. As shown in FIG. 6, the medicine M discharged from each of the plurality of medicine accommodating portions 31 falls and is supplied via the branch passage portion 37 and the main passage portion 51 in order.

The medicine M discharged from the medicine container 31 first passes through the branch passage section 37. The drug M passing through the branch passage portion 37 moves along the first surface 38 that constitutes the bottom surface of the branch passage portion 37. The drug M passing through the branch passage portion 37 moves so as to slide down on the first surface 38 or roll down along the first surface 38.

The medicine M that has passed through the branch passage portion 37 enters the main passage portion 51. The medicine M that has moved from the branch passage portion 37 to the main passage portion 51 has a velocity component from the inner peripheral surface 39 toward the opposing surface 52 due to the momentum that has dropped in the branch passage portion 37. As shown in FIG. 6, some medicines M reach the facing surface 52. The medicine M that has reached the opposing surface 52 collides with the opposing surface 52 and bounces off, and falls within the main passage 51 while moving away from the opposing surface 52 and approaching the inner peripheral surface 39.

In the drug supply device 1 of the present embodiment, the axial direction Z may be a vertical direction. Alternatively, the axial direction Z may be a direction inclined with respect to the vertical direction. The upper end and the lower end of the main passage 51 are uniquely defined, and the medicine M that has entered the main passage 51 moves toward the lower end by the action of gravity, so that the medicine supply device 1 in the vertical direction and the horizontal direction The arrangement is specified.

FIG. 7 is a perspective view showing a state where the arcuate divided body 30 is rotated. FIG. 8 is a partial cross-sectional view showing a state where the arcuate divided body 30 is rotated. As shown in FIGS. 7 and 8, the arc-shaped divided body 30 is rotatable around a rotation axis A extending in the axial direction Z. The arcuate divided body 30 is rotatable about the rotation axis A as in a rotation direction DR2 indicated by a double arrow in FIG. As described with reference to FIG. 2, the arc-shaped divided body 30 has a plurality of rows of drug containing portions 31 arranged in the circumferential direction θ. A plurality of rows of medicine accommodating portions 31 arranged in the circumferential direction θ can be rotated integrally around the rotation axis A.

A receiving member 71 is fixed to the bottom plate 21 of the drum 20. A hook member 75 is attached to the exterior plate 35 (FIG. 2) of the drum 20 above the position where the hole 36 is formed. The receiving member 71 and the hook member 75 constitute a locking device that locks the arc-shaped divided body 30 so as not to move with respect to the casing of the drum 20.

7 and 8, the arc-shaped divided body 30 is rotated toward the radially outer side of the substantially cylindrical shape of the drum 20. The inner peripheral surface 39 of the arcuate divided body 30 moves around the rotation axis A as the arcuate divided body 30 rotates. The inner peripheral surface 39 constitutes the wall surface of the main passage portion 51. As a result of the movement of the inner peripheral surface 39 in a state where the arcuate divided body 30 shown in FIG. 8 is moved in the clockwise direction around the rotation axis A, a part of the wall surface of the main passage portion 51 is moved. 7 and 8, the main passage 51 is exposed in a state in which the arcuate divided body 30 is rotated about the rotation axis A in a direction away from the center line O. In this state, an operator who uses the medicine supply device 1 can easily access the wall surface of the main passage portion 51 such as the facing surface 52 and the inner peripheral surface 39 of the arcuate divided body 30.

FIG. 9 is a first partial cross-sectional view showing a situation of cleaning a passage through which a medicine passes in the first embodiment. In the first embodiment, when cleaning the passage through which the medicine passes, the operator using the medicine supply apparatus 1 holds the wiping member 61 shown in FIGS. 9 to 11 and holds the inner peripheral surface 39 of the arc-shaped divided body 30. The wiping member 61 is moved along. Thereby, the wiping member 61 slides on the inner peripheral surface 39 and wipes the inner peripheral surface 39. As shown in FIGS. 7 and 8, the operator can easily access the inner peripheral surface 39 by rotating the arcuate divided body 30.

The wiping member 61 is formed to be able to slide smoothly on the surface of the main passage portion 51. The wiping member 61 may be formed of a material that can be easily elastically deformed. The wiping member 61 may include, for example, any one configuration selected from the group consisting of a brush, felt, sponge, rubber, and nonwoven fabric.

The wiping member 61 moves downward as indicated by the arrow in FIG. 9 while sliding on the inner peripheral surface 39, and approaches the movable member 90. The movable member 90 shown in FIG. 9 is disposed at an inclined position.

FIG. 10 is a second partial cross-sectional view showing a state of cleaning the passage through which the medicine passes in the first embodiment. When the wiping member 61 further moves from the arrangement shown in FIG. 9, the wiping member 61 comes into contact with the protruding portion 93 of the movable member 90. When the wiping member 61 is in contact with the protruding portion 93 and moves downward as indicated by an arrow in FIG. 10, a moment around the rotating shaft 92 acts on the movable member 90. As a result, the movable member 90 rotates about the rotation shaft 92 in the clockwise direction in FIG. The movable member 90 jumps up with the rotation shaft 92 as a fulcrum, and moves from the inclined position shown in FIG.

The plate-like portion 94 of the movable member 90 has a first surface 38 and a second surface 95 opposite to the first surface 38. As shown in FIG. 10, the arcuate divided body 30 has an inclined surface 38 a that is inclined with respect to the axial direction Z. When the movable member 90 is in the inclined position, as shown in FIG. 9, the second surface 95 of the movable member 90 is in contact with the inclined surface 38a. When the movable member 90 moves in the direction of the curved arrow shown in FIG. 10, the second surface 95 of the movable member 90 moves away from the inclined surface 38a. In the arrangement shown in FIG. 10, the angle at which the first surface 38 of the movable member 90 is inclined with respect to the axial direction Z is smaller than the arrangement of the inclined positions shown in FIG.

FIG. 11 is a third partial cross-sectional view showing a state of cleaning the passage through which the medicine passes in the first embodiment. When the wiping member 61 is further moved from the arrangement shown in FIG. 10, the movable member 90 is further rotated in the clockwise direction in FIG. 11 about the rotation shaft 92. The first surface 38 of the movable member 90 extends along the axial direction Z. As a result, the first surface 38 of the movable member 90 comes into surface contact with the wiping member 61. The arrangement of the movable member 90 shown in FIG. 11 is referred to as a wiping position.

In a state where the wiping member 61 is in contact with the first surface 38 of the movable member 90, the wiping member 61 moves downward as indicated by an arrow in FIG. The first surface 38 is wiped by sliding on the first surface 38. As the wiping member 61 moves downward along the inner peripheral surface 39, the plurality of movable members 90 are sequentially cleaned. When the wiping member 61 moves from the upper end edge to the lower end edge of the inner peripheral surface 39, all of the plurality of movable members 90 are cleaned.

(Embodiment 2)
FIG. 12 is a schematic diagram illustrating a configuration of the cleaning unit 60 according to the second embodiment. As shown in FIG. 12, the medicine supply device 1 of Embodiment 2 includes a cleaning unit 60 for automatically cleaning the main passage 51 and the bottom surface of the branch passage 37. The cleaning unit 60 includes a wiping member 61, a drive unit 62, and a cord-like portion 63.

The wiping member 61 shown in FIG. 12 does not clean the main passage 51 and is in a standby state. The wiping member 61 in the standby state is disposed outside the main passage portion 51. The drive part 62 is disposed outside the main passage part 51. The wiping member 61 and the drive unit 62 are disposed above the main passage portion 51. The wiping member 61 and the drive unit 62 are disposed above the upper end of the main passage portion 51. The cord-like part 63 connects the wiping member 61 and the drive part 62. The cord-like part 63 is suspended downward from the drive part 62. A wiping member 61 is connected to the lower end of the cord-like portion 63. The cord-like portion 63 is disposed outside the main passage portion 51.

The driving unit 62 generates a driving force that moves the wiping member 61 in the axial direction Z. The drive unit 62 changes the length in which the cord-like portion 63 extends in the axial direction Z. The cord-like portion 63 shown in FIG. 12 is in a state where the length extending in the axial direction Z is the smallest. As the length of the cord-like portion 63 extending in the axial direction Z increases from the state shown in FIG. 12, the wiping member 61 connected to the lower end of the cord-like portion 63 moves downward. When the length of the cord-like portion 63 extending in the axial direction Z decreases, the wiping member 61 connected to the lower end of the cord-like portion 63 moves upward.

The wiping member 61 is provided so as to be movable in the axial direction Z in the main passage portion 51. The wiping member 61 is movable from the outside above the main passage portion 51 into the main passage portion 51 via the upper end of the main passage portion 51. The wiping member 61 is movable from the inside of the main passage portion 51 to the outside above the main passage portion 51 via the upper end of the main passage portion 51.

As the cord-like portion 63, any member capable of adjusting the extending length in the axial direction Z in the main passage portion 51, such as a chain or a flexible rack, may be used. The drive unit 62 may include a motor.

The wiping member 61 is in contact with the inner surface of the main passage portion 51. The wiping member 61 is in surface contact with both the opposing surface 52 and the inner peripheral surface 39 constituting the surface of the main passage portion 51. The wiping member 61 moving in the axial direction Z slides on the surface of the main passage portion 51 including the facing surface 52 and the inner peripheral surface 39 to wipe the surface of the main passage portion 51.

The wiping member 61 has a contact portion 61a. The contact portion 61 a protrudes downward from the main body portion of the wiping member 61. The contact portion 61 a is provided on the edge of the wiping member 61 on the inner peripheral surface 39 side of the lower surface of the wiping member 61. The wiping member 61 does not necessarily have to be provided with a contact portion that protrudes downward from the main body portion. When the wiping member 61 wipes the surface of the main passage portion 51, a part of the main body portion of the wiping member 61 may be in contact with the protruding portion 93 of the movable member 90.

In the second embodiment, when the passage through which the drug passes is cleaned, the cleaning unit 60 is operated to automatically perform cleaning. The drive unit 62 moves the wiping member 61 in the axial direction Z from the outside above the main passage portion 51 shown in FIG. 12 to the lower end portion of the main passage portion 51. When the wiping member 61 moves downward in the main passage portion 51, the wiping member 61 slides on the entire inner surface of the main passage portion 51 including the facing surface 52 and the inner peripheral surface 39. Thereby, the entire inner surface of the main passage portion 51 is wiped by the wiping member 61, and the dust of the medicine M adhering to the surface of the main passage portion 51 is cleaned. After moving the wiping member 61 to the lower end portion of the main passage portion 51, the drive unit 62 moves the wiping member 61 upward and returns the wiping member 61 to the outside above the main passage portion 51 shown in FIG. .

FIG. 13 is a perspective view of the movable member 90 in the second embodiment. FIG. 14 is a side view of the movable member 90 in the second embodiment. As shown in FIGS. 13 and 14, the movable member 90 has a magnetic body 96. The magnetic body 96 has a thin flat plate shape. The magnetic body 96 is made of steel, for example. The magnetic body 96 is attached to the second surface 95 of the plate-like portion 94 of the movable member 90. As shown in FIG. 13, the magnetic body 96 is provided so as to be exposed on the second surface 95 of the plate-like portion 94, but not exposed on the first surface 38 of the plate-like portion 94.

13 and 14 are arranged so as to be embedded in the plate-like portion 94 of the movable member 90. In addition to this example, the magnetic body 96 may be stuck on the planar second surface 95. A permanent magnet may be attached to the movable member 90 instead of the magnetic body 96.

FIG. 15 is a first partial cross-sectional view showing a state of cleaning a passage through which a medicine passes in the second embodiment. The wiping member 61 moves downward in the main passage portion 51 as shown by an arrow in FIG. 15 while sliding on the inner peripheral surface 39, and comes into contact with the protruding portion 93 of the movable member 90. The contact portion 61 a of the wiping member 61 contacts the protruding portion 93 of the movable member 90. When the wiping member 61 is in contact with the protruding portion 93 and moves downward as indicated by an arrow in FIG. 15, a moment around the rotating shaft 92 acts on the movable member 90. As a result, the movable member 90 rotates around the rotation shaft 92 and moves from the inclined position.

When the movable member 90 moves in the direction of the curved arrow shown in FIG. 15, the second surface 95 of the movable member 90 moves away from the inclined surface 38a. In the arrangement shown in FIG. 15, the angle at which the first surface 38 of the movable member 90 is inclined with respect to the axial direction Z is smaller than the arrangement of the inclined positions.

FIG. 16 is a second partial cross-sectional view showing a state of cleaning a passage through which a medicine passes in the second embodiment. When the wiping member 61 is further moved from the arrangement shown in FIG. 15, the movable member 90 is further rotated around the rotation shaft 92 and moved to the wiping position. The first surface 38 of the movable member 90 at the wiping position extends along the axial direction Z. As a result, the first surface 38 of the movable member 90 comes into surface contact with the wiping member 61.

As shown in FIGS. 15 and 16, a magnet 66 is attached to the wiping member 61. The magnet 66 is embedded in the wiping member 61. The magnet 66 is disposed in the wiping member 61 at a position closer to the surface sliding on the inner peripheral surface 39 and further away from the surface sliding on the opposing surface 52.

Since the wiping member 61 includes the magnet 66 and the movable member 90 includes the magnetic body 96 illustrated in FIGS. 13 and 14, the movable member 90 is attracted to the wiping member 61 by the action of magnetic force. The magnetic body 96 has a function as a member to be attracted by the magnet 66. Thereby, the structure which can carry out the surface contact of the 1st surface 38 of the movable member 90 to the wiping member 61 reliably is implement | achieved.

When the wiping member 61 is in contact with the first surface 38 of the movable member 90 and moves downward as indicated by the arrow in FIG. 16, the wiping member 61 is moved on the first surface 38 of the movable member 90 at the wiping position. To wipe the first surface 38. As the wiping member 61 moves downward along the inner peripheral surface 39, the plurality of movable members 90 are sequentially cleaned. When the wiping member 61 moves from the upper end edge to the lower end edge of the inner peripheral surface 39, all of the plurality of movable members 90 are cleaned.

When the movable member 90 is in the wiping position and the wiping member 61 wipes the first surface 38 of the movable member 90, the movable member 90 is wiped by the magnetic body 96 being attracted to the magnet 66 by the action of magnetic force. The movement away from the member 61 is suppressed. The magnet 66 and the magnetic body 96 have a function as a movement suppressing unit that suppresses movement of the movable member 90 at the wiping position in a direction away from the wiping member 61.

The wiping member 61 of the second embodiment may be detachable from the medicine supply device 1. Since the wiping member 61 is removable from the medicine supply device 1, the wiping member 61 can be easily prepared with the wiping member 61 removed from the medicine supply device 1. When the ability of the wiping member 61 to wipe the surface of the medicine passage portion decreases, the wiping member 61 can be easily replaced with a new wiping member 61.

One cleaning unit 60 according to the second embodiment may be provided for the plurality of main passage portions 51. By rotating the plurality of main passage portions 51 in the rotation direction DR1 indicated by a double-headed arrow in FIG. 4, the cleaning portion and the main passage portion 51 are relatively moved, and each main passage portion 51 is moved. It can arrange | position to the cleaning part 60 in order. By adopting a configuration in which the plurality of main passage portions 51 are sequentially cleaned using one cleaning portion 60, the number of parts of the medicine supply device 1 can be reduced.

The magnet 66 and the magnetic body 96 constituting the movement suppressing unit described in the second embodiment may be applied to the medicine supply device 1 of the first embodiment. The movement suppressing unit is not limited to a combination of a magnet and a magnetic body, and a magnet may be provided on both the movable member 90 and the wiping member 61. In addition to the configuration using a magnet, the movement suppression unit may have any configuration as long as the movable member can be suppressed from moving in a direction away from the wiping member. For example, a structure for holding the movable member at the wiping position may be provided separately, or a structure for mechanically engaging the wiping member at the wiping position with the movable member may be provided. You may provide the structure which adsorb | sucks to a wiping member.

It is as follows when the composition and operation effect of medicine supply device 1 of an embodiment explained above are explained collectively. In addition, although a reference number is attached | subjected to the structure of embodiment, this is an example.

As shown in FIG. 5, the medicine supply device 1 according to the above-described embodiment includes a main passage portion 51 and a plurality of branch passage portions 37. The main passage 51 extends along the vertical direction and communicates with the plurality of branch passages 37. As shown in FIG. 6, the medicine discharged from each of the plurality of medicine containing portions 31 passes through the branch passage portion 37. The medicine that has passed through the branch passage portion 37 falls through the main passage portion 51.

The medicine supply device 1 includes a movable member 90. The movable member 90 has a first surface 38. The movable member 90 includes an inclined position shown in FIGS. 5 and 9 where the first surface 38 is inclined with respect to the vertical direction in the branch passage portion 37, and a wiping position shown in FIGS. 11 and 16 where the first surface 38 extends in the vertical direction. And can be moved. The first surface 38 of the movable member 90 in the inclined position constitutes the bottom surface of the branch passage portion 37.

The medicine M discharged from the medicine container 31 passes through the branch passage portion 37 along the first surface 38 constituting the bottom surface of the branch passage portion 37. When the medicine M moving through the branch passage portion 37 contacts the first surface 38, the surface of the medicine M is scraped or chipped, and the dust of the medicine M adheres to the first surface 38. Therefore, it is necessary to clean the 1st surface 38 regularly. According to the present embodiment, by moving the movable member 90 to the wiping position, the first surface 38 can be simultaneously cleaned during the operation of cleaning the surface of the main passage portion 51. Therefore, the bottom surface of the branch passage portion 37 can be easily cleaned, and the labor required for the cleaning operation of the branch passage portion 37 can be reduced.

11, the wiping member 61 that slides and wipes on the surface of the main passage 51 slides and wipes on the first surface 38 of the movable member 90 at the wiping position. When the wiping member 61 is configured to wipe both the surface of the main passage portion 51 and the first surface 38, the first surface 38 is surely cleaned during the operation of cleaning the surface of the main passage portion 51. be able to.

As shown in FIGS. 10 and 15, the movable member 90 has a protruding portion 93 that protrudes into the main passage portion 51. The movable member 90 moves from the inclined position toward the wiping position when the wiping member 61 comes into contact with the protruding portion 93. In this way, there is no need to provide a drive source for displacing the movable member 90 from the inclined position to the wiping position, and the movable member 90 can be moved to the wiping position with a simple configuration. The number of parts can be reduced.

As shown in FIG. 12, the medicine supply device 1 further includes a wiping member 61 and a driving unit 62 that moves the wiping member 61 in the vertical direction. The wiping member 61 has an abutting portion 61 a that abuts against the protruding portion 93 when moving downward in the main passage portion 51 in the vertical direction. As shown in FIG. 16, the wiping member 61 slides and wipes on the surface of the main passage portion 51, and slides and wipes on the first surface 38 of the movable member 90 at the wiping position.

When the driving unit 62 moves the wiping member 61 in the vertical direction, the wiping member 61 slides and wipes on the surface of the main passage portion 51 and the bottom surface of the branch passage portion 37. Thereby, the surface of the main channel | path part 51 and the bottom face of the branch channel | path part 37 can be automatically cleaned. When the contact portion 61a contacts the protruding portion 93 and moves the movable member 90 to the wiping position, the wiping member 61 can surely wipe the first surface 38 of the movable member 90. Therefore, the bottom surface of the branch passage portion 37 can be kept clean, and the labor required for the cleaning operation of the branch passage portion 37 can be reduced.

As shown in FIGS. 15 and 16, the wiping member 61 has a magnet 66. As shown in FIGS. 13 and 14, the movable member 90 has a magnetic body 96. The magnetic body 96 has a function as a member to be attracted by the magnet 66. The magnet 66 and the magnetic body 96 constitute a movement suppressing unit that suppresses the movement of the movable member 90 at the wiping position in the direction away from the wiping member 61.

In this way, the movable member 90 is attracted to the wiping member 61 by the magnetic force, and the movement of the movable member 90 to the wiping position is promoted. Since the movable member 90 that has moved to the wiping position is attracted to the wiping member 61 by magnetic force, the first surface 38 of the movable member 90 can be brought into close contact with the wiping member 61. The movable member 90 in the wiping position is suppressed from moving away from the wiping member 61 due to the suction of the magnet 66 and the magnetic body 96. Therefore, the first surface 38 constituting the bottom surface of the branch passage portion 37 can be wiped off reliably.

Further, as shown in FIGS. 9 to 11, the movable member 90 can be rotated around a rotation shaft 92. The rotation shaft 92 is provided in the vicinity of the inner peripheral surface 39 constituting the surface of the main passage portion 51. In this way, the movable member 90 can be displaced between the inclined position and the wiping position with a simple configuration.

In the description so far, the example in which the plurality of medicine containing portions 31 are arranged in the axial direction Z and the circumferential direction θ to form the substantially cylindrical drum 20 has been described. The present invention is not limited to this example, and any configuration may be employed in which a drug passage part through which a drug passes is formed behind a plurality of drug storage parts arranged in a substantially vertical direction. For example, it is good also as a structure by which a some chemical | medical agent accommodating part is arranged in the vertical and horizontal on the vertical surface, and a chemical | medical agent channel | path part is formed behind these chemical | medical agent accommodating parts. Even in this case, if the medicine passage part is cleaned using the cleaning unit 60 described in the above embodiment, an effect of reducing labor required for cleaning the medicine passage part can be obtained similarly. it can.

The movable member 90 is not limited to the example of rotating about the rotation shaft 92, but slides from the inclined position as the wiping member 61 moves in the main passage portion 51, and the first surface 38 is moved. It is good also as a structure which moves to the position which faces the main channel | path part 51. FIG. The medicine supply device 1 may include a drive source for moving the movable member 90 from the inclined position to the wiping position.

As described above, the embodiment of the present invention has been described. However, it should be considered that the embodiment disclosed this time is illustrative and not restrictive in all respects. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

DESCRIPTION OF SYMBOLS 1 Drug supply apparatus, 2 housing | casing, 20 drum, 30 arc division | segmentation body, 31 chemical | medical agent storage part, 37 branch passage part, 38 1st surface, 38a inclined surface, 39 inner peripheral surface, 51 main passage part, 52 opposing surface, 60 cleaning part, 61 wiping member, 61a contact part, 62 driving part, 63 cable-like part, 66 magnet, 90 movable member, 91 base part, 92 rotating shaft, 93 projecting part, 94 plate-like part, 95 second Surface, 96 magnetic substance, M drug.

Claims

A plurality of drug storage units each storing a drug and arranged in a vertical direction;
A plurality of branch passage portions through which the medicine discharged from each of the plurality of medicine containing portions passes;
A main passage portion that extends along the vertical direction, communicates with the plurality of branch passage portions, and drops the medicine that has passed through the plurality of branch passage portions;
When there is one surface, and the one surface is movable to an inclined position where the one surface is inclined with respect to the vertical direction in the branch passage portion and a wiping position where the one surface is extended in the vertical direction, and is in the inclined position. And a movable member, wherein the one surface constitutes a bottom surface of the branch passage portion.
The medicine supply device according to claim 1, wherein a wiping member that slides and wipes on the surface of the main passage portion slides and wipes on the one surface of the movable member at the wiping position.
A wiping member that slides and wipes on the surface of the main passage portion and slides and wipes on the one surface of the movable member at the wiping position;
The medicine supply device according to claim 1, further comprising a drive unit that moves the wiping member in a vertical direction.
The medicine supply device according to claim 2 or 3, further comprising a movement suppressing unit that suppresses movement of the movable member at the wiping position in a direction away from the wiping member.
The movement suppressing unit includes a magnet provided on one of the movable member and the wiping member, a suction target member provided on the other of the movable member and the wiping member, and sucked by the magnet. The drug supply device according to claim 4, comprising:
The movable member has a protruding portion protruding into the main passage portion,
The medicine supply device according to any one of claims 2 to 5, wherein the movable member moves from the inclined position toward the wiping position when the wiping member abuts on the protrusion.
The drug supply device according to any one of claims 1 to 6, wherein the movable member is rotatable about a rotation axis provided in the vicinity of the surface of the main passage portion.