JP2005192661A - Circulation carrier - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a small-sized and portable circulation carrier which can be easily assembled and disassembled and freely laid out. <P>SOLUTION: A main body part is constituted by detachably providing corner materials A and C on both left and right end parts of a straight material B and an annular groove is formed on the upper surface. On the lower part of the main body part, two leg parts 81 are detachably provided. The straight material B is composed by providing two straight rails 1 on the upper part of a straight frame 15, and the corner materials A and C are composed by providing corner rails 25 and 45 on the upper part of corner frames 35 and 52. At the annular groove of the main body part, a chain 71 having a receiving plate 76 where an object to be carried is mounted is arranged. A first connection member 61 is provided on both left and right end parts of the straight material B and a second connection member 62 connectable to the first connection member 61 is provided on the end part of the respective corner materials A and C. The corner material C is provided with a sprocket 55 for driving the chain 71 and a motor 56 for rotating it. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a circulating and conveying apparatus that circulates and conveys an object to be conveyed such as a product and provides or displays it to a customer. In particular, it is a circulating conveyance device used for rotating sushi.

  Conventionally, in a rotating sushi store, a circulating and conveying device has been used to circulate and convey a plate on which sushi is placed. This device is quite large to accommodate dozens of customers, and has been regarded as a useful device for stores with many customers because it can load many dishes at once. .

However, the conventional circulation transfer device is large for a store and is only used for stationary fixing, and there is no small one for enjoying it with a small number of people or enjoying it at home. Moreover, once installed in the store, it was difficult to move or change the layout.
The present invention has been made in view of the above circumstances, and a main object of the present invention is to provide a circulating transport device that is small in size, can be easily assembled and disassembled, and can be carried. is there.

  In order to achieve the above object, a circulating and conveying apparatus according to the present invention is composed of a plurality of members having both ends of a groove formed continuously on an upper surface opened at end surfaces, and these members are detachably connected to each other. And an endlessly arranged annular ring formed by connecting the grooves of the member, and a chain formed by connecting links having receiving plates on which the object to be conveyed is placed, and provided in the main body part, A sprocket that engages with the link of the chain to drive the chain along the annular groove and a motor that rotates the sprocket are provided.

  In order to achieve the above object, a circulating and conveying apparatus according to the present invention is provided with a plurality of rails having both ends of grooves continuously formed on the upper surface opened at the end surfaces, and lower portions of these rails. A plurality of detachable frames in which the end surfaces are abutted to each other and the grooves of each rail are continuously connected in an annular shape, and a plurality of links arranged endlessly in the annular groove and having a receiving plate for an object to be conveyed are mutually connected. A chain that is connected, a sprocket that is provided on one of the frames and that engages with a link of the chain to drive the chain along the annular groove, and a motor that rotates the sprocket. To do.

  Preferably, in addition to the above configuration, the frame is detachably attached to the rail, and adjacent frames are detachably connected via a connecting member, and the connecting member is attached to the frame. It is a circulation conveyance device characterized by being provided so that attachment or detachment is possible.

  Preferably, in addition to the above configuration, the rail includes a straight rail having a linear groove and a corner rail having a curved groove, and at least the corner rail is used while increasing or decreasing or changing the rail. It is a circulating transfer device characterized in that the layout of the annular groove can be changed.

  Preferably, in addition to the above configuration, the frame has a cylindrical shape, and a connecting member having a protruding portion is disposed in the opening portion of one frame to be abutted, and the opening portion of the other frame is disposed in the opening portion of the other frame. , A connecting member in which a recess is formed is arranged, and each of the connecting members is fixed to the frame by a screw for attaching the patchon lock to the outer surface of the frame. A circulating and conveying apparatus characterized in that it is attached to the outer surface and a hook on the engaged side is attached to the outer surface of the other frame.

  Preferably, in addition to the above configuration, the frame extends outward in the width direction from the rail, and the extending portion is a table.

Preferably, in addition to each of the above-described configurations, the frame is provided with a detachable leg portion on the frame.
Further, preferably, in addition to the above configuration, the leg portion is detachably provided on a plate piece provided at a lower portion of the frame, and the plate piece protrudes from an end portion of the frame. An end portion of another frame to be connected is placed on the circulating transfer device.

  Preferably, in addition to the above-described configurations, the sprocket and the motor are provided only in one corner portion of the annular groove having a plurality of corner portions, and the chain is prevented from being lifted in the other corner portions. It is a circulating conveyance device characterized in that a side rail is provided.

  According to the circulating and conveying apparatus of the present invention, since it is small and easy to assemble and disassemble, it can be carried and the layout can be easily changed.

  Hereinafter, the circulating and conveying apparatus of the present invention will be described in more detail based on examples.

FIG. 1 to FIG. 4 are views showing a first embodiment of the circulating and conveying apparatus of the present invention, FIG. 1 is a perspective view, FIG. 2 is a front view, FIG. 3 is a plan view, and FIG. Further, FIG. 5 is a cross-sectional view taken along the line XX of FIG. FIG. 6 is a vertical cross-sectional view of FIG. 2, and a part thereof is omitted.
In the circulating and conveying apparatus of the present embodiment, a main body (A to C) as a circulating and conveying unit is held by a plurality of (two in the illustrated example) legs. The main body part can be divided into a plurality of parts, and a plurality of leg parts 81 are detachably provided at the lower part of the main body part. The main body is divided into three parts in the illustrated example. That is, semicircular corner materials A and C are detachably provided at both left and right ends of the central straight material B.

As shown in FIG. 5, the straight material B in the center is formed by holding two straight rails 1 and 1 having grooves formed on the upper surface of a flat plate-like straight frame 15.
Each straight rail 1 is made of a long material formed of a thin metal plate such as stainless steel, and on the upper surface thereof, a groove having a stepped cross-sectional square shape is opened in the longitudinal direction (left-right direction in FIG. 2). It is formed along. That is, the cross-sectional shape of the straight rail 1 is as follows. As shown in FIG. 5, a substantially U-shaped shallow first groove 2 that opens upward is formed on the upper surface, and a substantially rectangular opening that also opens upward is formed at the center in the width direction of the bottom surface of the first groove 2. A letter-shaped second groove 3 is formed to be recessed downward. Moreover, the open both ends of the first groove 2 extend outward in the width direction, and then extend vertically downward to form side walls 4, 4. The lower ends of the side walls 4, 4 are slightly inward in the width direction. The bent pieces 5 and 5 are formed on the upper surface of the straight frame 15 by being bent. The mounting pieces 5 and 5 are on the same plane as the bottom surface of the second groove 3.

  By having such a cross-sectional shape, the both ends in the width direction of each straight rail 1 have a rising surface of the first groove 2, a surface extending from the rising surface to the outside in the width direction, and the side wall 4. Projecting upward, hollow rectangular projecting portions 6 and 6 are formed, which serve as fitting portions of a joint rod 70 described later.

  A thin plate-like slide plate 10 made of resin is provided on the bottom surface of the first groove 2 along the second groove 3 on both sides of the second groove 3. The slide plate 10 according to the present embodiment has a long and narrow rectangular plate shape, and the bottom surface thereof is adhered to the bottom surface of the first groove 2 with a double-sided tape. Note that the slide plate 10 is stuck in a state of slightly protruding toward the second groove 3 side.

  The two straight rails 1, 1 having such a configuration are connected via a reinforcing material 12. The reinforcing material 12 of the present embodiment is a long material having a U-shaped cross-sectional shape opened downward, and the dimension in the longitudinal direction is the same as that of the straight rail 1. The reinforcing member 12 is disposed between the straight rails 1 and 1 so that the upper end surface 12a thereof is the same height as the upper end surface of the straight rail 1, and the front and rear side walls 12b and 12b are respectively provided on the side walls 4 of the respective straight rails 1. It is abutted and screwed. Thereby, the straight rail 1 is each arrange | positioned before and behind the reinforcing material 12 so that the longitudinal direction may follow a left-right direction.

  A flat plate-like straight frame 15 is attached to the lower part of the two straight rails 1 and 1 connected via the reinforcing member 12. The straight frame 15 of the present embodiment has a cylindrical shape with a rectangular cross section that opens in the left-right direction, and is formed of a thin metal plate. The longitudinal dimension is the same as that of the straight rail 1. Moreover, the width dimension is made the same as the dimension which combined the width dimension of the two straight rails 1 and 1 and the reinforcing material 12 in a present Example. Therefore, the side wall of the straight frame 15 can be disposed corresponding to the side wall on the outer side in the width direction of each straight rail 1, 1.

The straight frame 15 of this embodiment is formed by an upper frame 16 and a lower frame 17.
The upper frame 16 has a substantially U-shaped cross-sectional shape that extends downward from both front and rear ends of the rectangular plate piece 16a and has side walls 16b and 16b formed therein. The lower end of the upper frame 16 extends in the width direction. Attachment pieces 16c and 16c of the lower frame 17 are formed by being slightly bent inward. In the upper frame 16, the plate pieces 16a are bent slightly vertically downward at both left and right end portions to form bent portions 16d, and the side walls 16b and 16b are bent slightly inward in the width direction to form bent portions 16e. Yes.

  Two straight rails 1 and 1 connected to each other are placed on the upper portion of the upper frame 16, and the upper surface 16a of the upper frame 16 and the mounting piece 5 below the straight rail 1 are, for example, 20 cm along the longitudinal direction. Screwed at intervals. This screwing operation can be performed from the lower opening of the upper frame 16. In this embodiment, the mounting of the straight rail 1 and the upper frame 16 is configured to fix the mounting piece 5 at the lower portion of the straight rail 1 to the upper frame 16, so that the screws and the like are not visible from the outside and look good. Is good.

  Thus, the lower frame 17 is provided on the upper frame 16 having the straight rails 1 and 1 attached to the upper surface 16a. The lower frame 17 is a rectangular plate piece, and both left and right end portions thereof are slightly bent upward to form a bent portion 17a.

  The lower frame 17 is disposed below the upper frame 16 and is fixed to the upper frame 16, thereby forming a cylindrical straight frame 15 having a rectangular cross section. The upper frame 16 and the lower frame 17 are fixed by screwing screws from the end of the lower frame 17 to the attachment pieces 16 c of the upper frame 16.

  In the left and right opening side end portions of the straight frame 15 assembled in this way, two substantially rectangular partition plates 18, 18 are provided separately in the width direction. Each partition plate 18 is welded to the lower frame 17 at its lower end side so as to stand up along the longitudinal direction of the straight frame 15. Thereby, an opening side edge part is divided | segmented into three spaces (FIG. 5). At this time, the width dimensions in the front-rear direction of the spaces 20 and 22 sandwiching the central space 21 are the same. In this embodiment, the widths of the straight rails 1 are the same. That is, the width dimension of the central space 21 is the same as the width dimension of the reinforcing member 12. Note that the upper end portions of the partition plates 18 and 18 slightly extend vertically toward the other partition plate side, and the extension portions are screwed to the upper surface 16 a of the upper frame 16.

  As with the straight material B, the left corner material A connected to the left end of the straight material B includes a left corner rail 25 having a groove and a left corner frame 35 disposed below the left corner rail 25. Consists of.

  The left corner rail 25 has the same cross-sectional shape as the straight rail 1 described above, and includes a semicircular curved portion 25a and straight portions 25b and 25b extending from both ends thereof, and is opened to the right in plan view. It is formed in a substantially U shape in the horizontal direction. In addition, the space | interval of the linear parts 25b and 25b respond | corresponds between the said straight rails 1 and 1. FIG.

FIG. 7 is a perspective view showing a structure of a connecting portion between the left end portion of the straight member and the right end portion of the left corner member.
As shown in FIGS. 6 and 7, the bottom surface of the first groove 26 of the left corner rail 25 is made of resin along the second groove 27 on both sides with the second groove 27 sandwiched between the straight rails 1. The formed thin flat slide plates 32 and 33 are adhered with double-sided tape. The curved portion 25a is provided with an arc-shaped slide plate 32, and the straight portion 25b is provided with an elongated rectangular slide plate 33, which are attached in a state of protruding slightly toward the second groove 27 side. In addition, a reinforcing member 34 having the same cross-sectional shape is disposed between one straight line portion 25b and the other straight line portion 25b of the left corner rail 25, similarly to the reinforcing member 12 disposed between the straight rails 1 and 1. Is done.

  The left corner frame 35 on which the left corner rail 25 is placed is formed of a thin metal plate and has a box shape opened only on the right side. Similarly to the straight frame 15, the left corner frame 35 of this embodiment is also formed by an upper frame 36 and a lower frame 37.

  The upper frame 36 has an upper surface 36a that is substantially U-shaped in a horizontal direction in plan view in which a semicircular plate piece is connected to a left end portion of a rectangular plate piece, and vertically downward from a side end portion except the right end portion. A side wall 36b is formed so as to extend, and the lower end of the side wall 36b is slightly bent inward to integrally form a lower frame mounting piece 36c. In the upper frame 36, the upper surface 36a is bent slightly vertically downward to form a bent portion 36d and the side wall 36b is bent slightly inward in the width direction to form a bent portion 36e.

  The left corner rail 25 is placed on the upper frame 36, and the upper surface 36a of the upper frame 36 and the mounting piece 28 of the left corner rail 25 are screwed, for example, at intervals of 20 cm. This screwing operation can be performed from the lower opening of the upper frame 36.

  On the other hand, the lower frame 37 is a plate piece having a shape in which a semicircular plate piece is connected to the left end portion of a rectangular plate piece, and the right end portion is slightly bent vertically upward to form a bent portion 37a. ing. The lower frame 37 is disposed at the lower part of the upper frame 36 and is fixed to the upper frame 36, so that the lower frame 37 has a hollow box shape opened only on the right side. The upper frame 36 and the lower frame 37 are fixed by screwing screws from the end of the lower frame 37 to the attachment pieces 36 c of the upper frame 36. The front and rear width and height dimensions of the left corner frame 35 are the same as those of the straight frame 15.

  Like the straight frame 15, two rectangular partition plates 38, 38 are erected along the longitudinal direction at the end portion on the right opening side of the left corner frame 35, along the longitudinal direction. The part is divided into three spaces. At this time, the width dimensions of the three spaces 40, 41, 42 are the same as those of the three spaces 20, 21, 22 formed at the opening side end of the straight frame 15.

As shown in FIG. 6, the right corner member C connected to the right end of the straight member B is substantially symmetrical with the left corner member A, and the right groove 46 and the second groove 47 are formed on the right side. A corner rail 45, a slide plate 50 provided on the bottom surface of the first groove 46, a right corner frame 52 disposed below the right corner rail 45, and the like are provided. However, a sprocket 55 that drives the chain 71 by meshing with a link 72 of a crescent chain 71, which will be described later, is disposed horizontally on the right corner member C, and a motor 56 that rotates the sprocket 55 is provided below the right corner frame 52. It is attached with the rotating shaft facing upward.
Hereinafter, a different part from the left corner material A is demonstrated more concretely.

  First, the difference between the left and right corner rails will be described. In the left corner rail 25, as shown in FIG. 7, the space formed between one straight portion 25b and the other straight portion 25b is closed by the reinforcing material 34. As shown in FIGS. 6 and 1, from the middle between the straight portions 45b and 45b to the curved portion 45a, the rail is closed by the shape of the rail itself, regardless of the reinforcing material. As shown in FIG. 3, a reinforcing member 51 is provided between the straight portions 45 b and 45 b on the left side of the closing portion 45 c in the same manner as the left corner rail 25. As shown in FIG. 6, a circular hole 45d is formed at a position that is the center of the arc of the curved portion 45a in the closed portion 45c. On the periphery of the hole 45d, three rectangular cutouts are formed at irregular intervals in the circumferential direction toward the outer side in the radial direction. Further, the right corner rail 45 has the bottom surface of the second groove 47 and the rising surface on the inner side in the width direction cut out at the curved portion 45a and a part of the linear portions 45b and 45b connected to the curved portion 45a.

  Next, the difference between the left and right corner frames will be described. A circular hole is formed in the right corner frame 52 so as to penetrate vertically. That is, concentric holes 53 a and 54 a are formed in the upper end surface of the upper frame 53 and the lower frame 54, respectively.

A resin sprocket 55 is disposed in the notch of the right corner rail 45. At this time, the teeth of the sprocket 55 are arranged at the position of the second groove 47.
The motor 56 is inserted into holes 53 a and 54 a formed in the right corner frame 52 with the rotation shaft 56 a facing upward, and the rotation shaft 56 a is inserted into the center hole of the sprocket 55. The motor 56 is fixed to the right corner member C via a mounting member 57 held in the notch portion of the right corner rail 45. In addition, a cylindrical cover 58 that opens only upward is disposed around the motor 56. A number of holes are formed in the bottom surface and peripheral side surface of the cover 58, and the upper flange 58 a is held by the right corner frame 52.

  The sprocket 55 is securely attached to the rotating shaft 56a of the motor 56 with a tool inserted from the hole 45d of the closing portion 45c of the right corner rail 45. After the attachment, a disc-shaped lid 60 is attached so that the inside cannot be seen. The lid 60 is formed with three projecting portions corresponding to the notches of the hole 45d, and the lid 60 can be opened and closed by combining the projecting portions and the notches. The lid 60 cannot be opened unless the protrusion and the notch are aligned with each other, and this coincidence is made only at one place in the circumferential direction. Therefore, it is difficult for the child to open it without permission, and there is no risk of touching the internal sprocket 55 or the rotating shaft of the motor 56.

The straight material B and the left and right corner materials A and C having such a configuration are connected to form the main body. Hereinafter, the connection structure of each member will be described.
As shown in FIGS. 7 and 6, the straight material B and the left and right corner materials A and C are connected by connecting members 61 and 62 and a joint bar 70, and are fixed by a patch lock 65.

  As shown in FIG. 7, first connecting members 61 are respectively provided in the front and rear spaces 20 and 22 sandwiching the central space 21 partitioned by the partition plates 18 and 18 at the left and right opening side ends of the straight frame 15. Is provided. That is, the straight frame 15 is provided with the four first connecting members 61 in total on the left and right. The first connecting member 61 is connectable to a second connecting member 62 attached to the left and right corner members A and C.

  The first connecting member 61 has a block shape formed of resin or the like, and has a size corresponding to the front and rear spaces 20 and 22 that sandwich the central space 21 of the straight frame 15. A projecting portion 61 a is formed on the outer end surface of the first connecting member 61 so as to project outward. In this embodiment, the protrusion 61a has a rectangular cross section.

  The first connecting member 61 is accommodated in the straight frame 15 with the protruding portion 61 a protruding from the side end portion of the straight frame 15. At this time, the outer peripheral edge of the first connecting member 61 is in contact with the inner surfaces of the bent portions 16 d and 16 e of the upper frame 16 and the bent portion 17 a of the lower frame 17. Moreover, the protruding portion 61a of the first connecting member 61 is protruded from the gap between the bent portions 16d, 16e, and 17a. The first connecting member 61 is fixed to the straight frame 15 with a screw 63 screwed from below the straight frame 15.

By the way, the screw 63 for fixing the first connecting member 61 to the straight frame 15 also serves to fix a patch lock 65 (66) attached to the lower end surface of the straight frame 15.
The patch and lock 65 of the present embodiment is a substantially L-shape in which a main body 66 having a latch 68 provided on a rectangular plate piece 67 so as to be swingable along the longitudinal direction of the straight frame 15 and the latch 68 are engaged. The hook 69 is configured. A commercially available patch can be used as the patch tablet 65.

  On the lower end surfaces of the both end portions of the straight frame 15, the main bodies 66 of the patch locks 65 are provided at both ends in the width direction. In other words, the patch lock main body 66 is disposed at each of the four corners of the lower end surface of the straight frame 15 and is fixed to the straight frame 15 by the screws 63. The screw 63 is screwed into the first connecting member 61 via the patch and lock body 66, and simultaneously fixes the patch and lock body 66 and the first connecting member 61 to the straight frame 15.

  Joint rods 70 are inserted into and fixed to the left and right ends of each protrusion 6 of the straight rail 1. The joint rod 70 has a rectangular bar shape that can be inserted into the protrusion 6, and its half in the axial direction is inserted into the protrusion 6 of the straight rail 1 and screwed to the straight rail 1 from above. Therefore, half of the joint rod 70 protrudes outward from the side end surface of the straight rail 1.

  A second connecting member 62 is provided at the right end of the left corner frame 35. The second connecting member 62 can be connected to the first connecting member 61 attached to the straight frame 15, and is in the spaces 40 and 42 before and after the central space 41 partitioned by the partition plates 38 and 38, respectively. Contained. That is, the left corner frame 35 is provided with two second connecting members 62.

  The second connecting member 62 has a block shape made of resin or the like, and a rectangular hole 62a into which the protruding portion 61a of the first connecting member 61 can be fitted penetrates along the axial direction. Is formed. The second connecting member 62 is accommodated in the right end portion of the left corner frame 35 with the outer peripheral edge of the second connecting member 62 contacting the inner surfaces of the bent portions 36d and 36e of the upper frame 36 and the bent portion 37a of the lower frame 37. . In that case, the hole 62a of the 2nd connection member 62 is exposed from the clearance gap between the bending parts 36d, 36e, and 37a. The second connecting member 62 is fixed by a screw 64 screwed from below the left corner frame 35.

By the way, the screw 64 also serves to fix the hook 69 of the patch lock 65 provided on the lower end surface of the left corner frame 35. As described above, the hook 69 can be engaged with the latch 68 provided in the patchon lock main body 66. The hooks 69 are disposed at both ends in the width direction of the lower end surface of the right end portion of the left corner frame 35 and are fixed by screws 64. The screw 64 is screwed into the second connecting member 62 via the hook 69, and simultaneously fixes the hook 69 and the second connecting member 62 to the left corner frame 35.
Similarly to the left corner material A, the second connecting member 62 and the hook 69 of the patch lock 65 are also screwed to the left end of the right corner material C.

  As described above, the connecting members 61 and 62 are respectively provided at the side end portions of the straight material B and the corner materials A and C, and the main body portion is configured by connecting these connecting members. . Hereinafter, the connection method of each member is demonstrated.

  First, the right end of the left corner member A is connected to the left end of the straight member B. At this time, the joint rod 70 provided on the straight material B is fitted into the corresponding projecting portion 29 of the left corner material A, and the projecting portion 61a of the first connecting member 61 of the straight material B is inserted into the second corner material A. The coupling member 62 is fitted into the hole 62a. Then, if the latch 68 of the patchon lock body 66 provided at the lower part of the straight material B is hooked and locked on the hook 69 at the lower part of the left corner material A, the connection between the straight material B and the left corner material A is completed. Next, if the right corner material C is connected to the right end portion of the straight material B in the same manner as the left corner material A, the connection of the main body portions is completed.

  Thus, the straight material B and each corner material A and C can be connected by simply inserting the joint rod 70 and the first connecting member 61. Further, the connection is securely fixed by the patch-on lock 65 that can be locked with one touch. Furthermore, in each connection location of the straight material B and each corner material A and C, the joint rod 70 is formed at the upper end portion, and the protruding portion 61a of the first connection member 61 is formed at the lower end portion, respectively. Therefore, it is difficult for the grooves of the rails 1, 25 and 45 to be connected to each other to be displaced in the vertical direction and the width direction.

  An annular groove appears on the upper surface of the body portions connected in this way. That is, the straight groove of the straight material B and the curved groove of each corner material A, C are continuously connected, so that the substantially oval annular groove (2, 3, 26, 27, 46, 47) are formed.

An endless crescent chain 71 is disposed in the annular groove.
As shown in FIG. 6, the crescent chain 71 includes a chain portion in which a large number of links 72 are continuously connected in an annular shape, and a substantially crescent-shaped receiving plate 76 provided at the upper end portion of each link 72. A chain 71 in FIG. 6 indicates a chain that runs on the front side in FIG.

  Each link 72 of the present embodiment has an upper plate 73 and a lower plate 74 arranged in a rectangular plate shape in the vertical direction. The upper plate 73 extends obliquely downward from its right end, and then extends horizontally to form a connection portion 73a. The lower plate 74 extends obliquely upward from the right end thereof, and then extends horizontally to form a connection portion 74a. Between the connection part 73a of the upper board 73 and the connection part 74a of the lower board 74, the substantially short column-shaped connection part 75 is arrange | positioned, and the upper board 73, the lower board 74, and a connection part are arrange | positioned in a present Example. 75 is integrally formed of resin.

  A receiving plate 76 made of resin is provided on the upper end portion of the upper plate 73 of each link 72. The receiving plate 76 has a crescent shape in which the left side edge of a rectangular plate piece wider than the upper plate 73 and the lower plate 74 of the link 72 bulges in an arc shape and the right side edge is recessed in an arc shape. ing.

  Then, the upper plate 73 and the lower plate 74 of the other link 72 are arranged so as to sandwich the connection portions 73a and 74a of the upper plate 73 and the lower plate 74 of one link 72, and a pin (not shown) is passed therethrough. The In this way, the links 72, 72,... Are connected in a ring shape to form a chain portion. Each link 72 is rotatable about a pin as an axis.

  The crescent chain 71 having such a configuration is disposed in the annular groove of the main body with the link 72 engaged with the sprocket 55 provided on the right corner member C. At this time, the chain portion is disposed in the second grooves 3, 27, 47 of the rails 1, 25, 45, and the receiving plate 76 is disposed in the first grooves 2, 26, 46. Specifically, the receiving plate 76 is disposed so as to be placed on the bottom surfaces of the first grooves 2, 26, 46, that is, on the slide plates 10, 32, 33, 50.

  When the motor 56 is rotated, the crescent chain 71 rotates along the rail groove. At this time, since the receiving plate 76 is placed on the slide plates 10, 32, 33 and 50, it can move smoothly. Therefore, for example, by placing the sushi placed on the plate on the receiving plate 76, the circulating conveyance device of the present invention can be used for rotating the sushi.

  By the way, since the sprocket 55 is provided only on the right corner member C in the circulating conveyance device of the present embodiment, when the crescent chain 71 is rotated, the crescent chain 71 is lifted at the curved portion of the left corner member A. There is a risk of coming. Therefore, a resin side rail 77 is provided in the second groove 27 of the curved portion 25a of the left corner rail 25 (FIG. 6). Specifically, the side rail 77 is screwed to the rising surface inside the second groove 27 of the bending portion 25a. The side rail 77 has a substantially rectangular shape in vertical section, and is formed in an arc shape corresponding to the rising surface in plan view. Further, the outer end surface 77a of the side rail 77 is formed to be inclined inward in the radial direction as it goes downward. That is, the width is narrowed as it goes downward. When the link 72 of the crescent chain 71 comes into contact with the side rail 77, the end surface of the side rail 77 is inclined, so that a downward force is applied to the link 72 and the upward movement of the crescent chain 71 is caused. Is prevented.

  In addition, a contact rotation roller (not shown) is attached to the right corner member C so that the sprocket 55 rotates without trouble in the circulation conveyance device of the present embodiment. This roller has a cylindrical rotating part rotatably provided at the tip of a rod-like shaft part, and the shaft part is fixed vertically to the inner rising surface of the second groove 47 of the curved part of the right corner rail 45. ing. In this embodiment, seven rotating portions are provided at equal intervals so as to contact the upper surface of the sprocket. Even if an unexpected load is applied to the upper portion of the sprocket 55, the roller can rotate without any trouble.

Further, in the circulating and conveying apparatus of the present embodiment, a display plate 78 is provided on the upper surfaces of the reinforcing members 34, 12, and 51 of the members A, B, and C that are continuously provided along the longitudinal direction of the main body.
As shown in FIG. 5, the display board 78 includes a rectangular plate-like piece 78a corresponding to the width and longitudinal dimension of the reinforcing members 12 (34, 51) provided continuously, and an upper portion from the center in the width direction of the piece 78a. The other piece 78b extending in the direction is connected, and the cross section has a reverse T-shape.

  One piece 78a of the display board 78 is placed on the upper surface of the continuous reinforcing members 12, 34, 51, and is fixed to the reinforcing member. And it can use for an advertisement or a message by writing a character etc. in the other piece 78b of the display board 78. FIG.

  Moreover, when this apparatus is used for rotating sushi, it is possible to prevent the plates on which sushi is placed from contacting each other. Specifically, a dish on which sushi is placed may slide on the backing plate 76 if water adheres to the bottom surface (drainage). Thereby, when the dishes which flow on the straight rails 1 and 1 arranged on the front and back pass each other, the dishes may come into contact with each other. However, by providing the display plate 78, even if a plate flowing on one straight rail 1 slides on the receiving plate 76, the display plate 78 only touches the display plate 78 and moves on the other straight rail 1 in the reverse direction. There is no contact with the flowing dishes. In addition, the hands of the people trying to take the dishes do not hit each other.

  Further, the display board 78 is attached to the upper portions of the left corner material A, the straight material B, and the right corner material C along the longitudinal direction so as to integrate the respective members.

Two leg portions 81 are detachably provided at the lower end portion of the main body portion. In the present embodiment, the leg portions 81 are provided at the lower end portion of the left corner frame 35 and the lower end portion of the right corner frame 52, respectively.
As shown in FIG. 7, a rectangular plate piece 85 is attached to the lower end surface of the right end portion of the left corner frame 35 along the width direction of the frame 35 so as to protrude slightly to the right side. Similarly, a rectangular plate piece 86 is attached to the lower end surface of the left end portion of the right corner frame 52 along the width direction of the frame 52 in a state of slightly protruding to the left side (FIG. 4). Note that the left and right side end portions of the straight frame 15 are placed on the protruding portions of the plate pieces 85 and 86, respectively, when they are connected. And the leg part 81 is provided in the cylinder parts 87 and 87 provided in each said plate piece 85 and 86 so that attachment or detachment is possible.

  As shown in FIG. 1, the leg portion 81 has a rod-like support 82 whose upper end is detachably attached to the plate pieces 85 and 86, and a grounding portion 83 extending in three directions from the lower end of the support 82. Is provided. The ground contact portion 83 of the leg portion 81 attached to the left corner frame 35 extends in the width direction and the left side of the main body portion. Further, the ground contact portion 83 of the leg portion 81 attached to the right corner frame 52 extends in the width direction and the right side of the main body portion, and the ground contact portion 83 of each leg portion 81 is formed in a T shape in plan view. Yes. Furthermore, the grounding portion 83 is provided with an adjustment screw 84 that enables height adjustment.

By the way, in the present Example 1, although one straight material B is arrange | positioned between the left and right corner materials A and C, the dimension of the longitudinal direction of a main-body part can be changed by adding a straight material. it can.
FIG. 8 is a plan view illustrating a state in which a straight material is added to the circulation conveyance device of the first embodiment.

For example, a new straight material D having the same structure as that of the central straight material B can be inserted between the central straight material B and the right corner material C to increase the longitudinal dimension. In this case, the second connecting member 62 and the hook 69 of the patchon lock 65 are provided at the left end of the straight material D newly provided, and the first connecting member 61, the patchon lock body 66 and the joint rod are provided at the right end. 70 is provided.
As described above, the circulating conveyance device of this embodiment can be easily changed in its longitudinal dimension. In addition, when making a longitudinal dimension long, you may increase the number of the leg parts provided in the lower part of a main-body part.

Next, a modified example of the circulating conveyance device of the first embodiment will be described.
FIG. 9 is a plan view illustrating a modified example of the circulation conveyance device according to the first embodiment, and FIG. 10 is a perspective view illustrating a connection structure between the left end portion of the straight material B and the right end portion of the left corner material A. is there.

  In the circulating transfer device of the first embodiment, the width of each frame 15, 35, 52 corresponds to the width of the rail placed on each frame, but by extending each frame in the width direction. A circulating transfer device with a table can be provided. Specifically, the straight frame 90 of this modification is formed to have a larger width than the straight frame 15 of the first embodiment, and extends forward and backward from the upper straight rails 1 and 1. Also, the left corner frame 91 and the right corner frame 92 are formed so that the width dimension and the diameter of the curved portion are larger than those of the upper corner rails 25 and 45, and extend outward from the corner rails 25 and 45. ing.

  In the case of this modified example, the third connecting member 93 and the fourth connecting member 94, which are larger in width than the first connecting member 61 and the second connecting member 62, are provided at the opening side end portions of the respective frames 90, 91, 92. Provided. Moreover, in order to stabilize a main-body part, a leg part is also arrange | positioned at four places.

  The circulating transport device having such a configuration can use the upper surface of the frame extending outward from the rail as a table, and can place a dish or the like.

Next, a second embodiment of the circulating conveyance device of the present invention will be described.
FIG. 11 is a perspective view showing a second embodiment of the circulating and conveying apparatus of the present invention, and FIG. 12 is a bottom view of the circulating and conveying apparatus shown in FIG.

Similarly to the first embodiment, the circulation conveyance device of the present embodiment can be divided into a plurality of main body portions, and a plurality of leg portions are detachably provided below the main body portion. The main body of the second embodiment is divided into four parts in the illustrated example.
Since the circulatory transfer apparatus of the second embodiment is basically the same configuration as that of the first embodiment, the following description will focus on different parts.

  The main body of the circulating and conveying apparatus according to the present embodiment has four substantially L-shaped corner members E, F, G, and H arranged on the front, rear, left, and right, respectively, and connected in a generally rectangular shape in plan view. A motor 56 and a sprocket 55 are provided on one corner material, which is a corner material H arranged on the right side in this embodiment.

Each corner material E, F, G, H is composed of a corner rail 100 in which a groove is formed and a corner frame 105 disposed below the corner rail 100.
FIG. 13 is a perspective view showing a connection structure between corner members.

  The corner rail 100 has the same cross-sectional shape as the rail of the first embodiment, and is formed in a substantially L shape in plan view in which two straight portions 100a and 100b having different lengths are connected at right angles. The bent portion 100c is formed in a 90-degree arc shape. Similar to the first embodiment, the slide plate 104 is adhered to the bottom surface of the first groove 101 of the corner rail 100 along the second groove 102.

  Similarly to the first embodiment, the corner rails 100 of the corner materials E, F, and G other than the corner material H to which the motor 56 is attached have side walls on the rising surface inside the second groove 102 of the bent portion 100c. A rail is attached. In addition, the inside of the bent portion 100c of the corner rail 100 of the corner material H to which the motor 56 is attached is formed so as to protrude inward in an arc shape, and serves as an attachment portion for the motor 56 and the sprocket 55.

  The corner frame 105 has a cylindrical shape with a rectangular cross section, and has a substantially L shape in plan view corresponding to the corner rail 100. That is, the other straight line portion is connected to the end of one straight line portion at a substantially right angle. The corner frame 105 of the present embodiment is composed of an upper frame 106 and a lower frame 107 as in the frames of the first embodiment.

  The corner frame 105 of the present embodiment is formed to have a larger width dimension than the corner rail 100. Specifically, it is formed in the same dimension as the width of the space before and after sandwiching the space at the center of the open end of the frame in the modified example of the first embodiment. That is, it is the same dimension as the width of the space in which the third connecting member or the fourth connecting member is provided. In addition, the corner frame 105 of the corner material H to which the motor 56 is attached has its bent portion inside cut out in an arc shape.

  The corner rail 100 is placed on the upper frame 106 in a state where one side wall thereof coincides with the side wall of the upper frame 106 disposed inside when being connected, and is fixed in the same manner as in the first embodiment. . Then, a lower frame 107 is attached to the upper frame 106 to form a cylindrical corner frame 105. The corner frame 105 extends outward in the width direction from the corner rail 100, and the extended portion can be used as a table, as in the modification of the first embodiment.

At both open ends of each corner frame 105, a connecting member in which a protruding portion or a hole into which the protruding portion can be fitted is formed.
The connecting member provided in the corner frame 105 corresponds to the space at the side end of the corner frame 105, and its width dimension is larger than that of the first connecting member 61 and the second connecting member 62 in FIG. 7 (Example 1). Is formed large. In the present embodiment, the third connecting member 93 and the fourth connecting member 94 used in FIG. 10 (modified example of the first embodiment) can be used.

  In the present embodiment, a third connecting member 93 having a protruding portion 93a formed at one side end of the corner frame 105 is provided, and a fourth connecting member 94 having a hole 94a formed at the other side end. It has been. At this time, as in the first embodiment, each of the connecting members 93 and 94 is in contact with the respective bent portions 106a and 107a formed at the end portions on both sides of the upper frame 106 and the lower frame 107. ing.

Further, a patchon lock 65 is provided at the lower end portion of the corner frame 105, and the third connecting member 93 and the fourth connecting member 94 are connected via the main body 66 or the hook 69 of the patchon lock 65 as in the first embodiment. It is fixed to the corner frame 105 by screws 63 and 64 to be screwed.
Furthermore, the joint rod 70 is provided in the protrusion part 103 like the said Example 1 in the both-sides edge part of the corner rail 100 of each corner material E and F arrange | positioned forward and backward.

  The corner members E, F, G, and H having such a configuration are respectively connected in the same manner as in the first embodiment, so that a main body portion is formed. On the upper surface of the main body portion, an annular groove (101 , 102) appears. The crescent chain 71 similar to that in the first embodiment is disposed in the annular groove.

  A leg 110 is detachably provided at the lower end of the corner frame 105 of each corner material E, F, G, H. In this embodiment, rectangular plate pieces 113 and 114 are attached to the open end portion of the longer straight portion 100a of the corner frame 105 and the lower end portion thereof along the width direction of the corner frame 105, respectively. The leg portion 110 is detachably attached to the cylindrical portion 115 provided on the plate pieces 113 and 114. In addition, the plate piece 113 provided at the lower end of the open end of the corner frame 105 is attached in a state of slightly protruding outward. On the protruding portion, an open end portion of another corner member to be connected is placed. That is, the open end portion of the shorter straight portion 100b of the corner frame 105 is placed.

  The leg portion 110 has the same configuration as that of the first embodiment and includes the support column 111 and the grounding portion 112. However, in this embodiment, the grounding portion 112 is provided only in the direction along the width direction of the frame 105.

  As for the circulation conveyance apparatus of a present Example, the main-body part is formed in the substantially square shape, and the space is formed in the center. Therefore, as shown in FIG. 14, a cooking table and a neta case can be arranged in the space portion, and a person can work in the space portion. Moreover, as shown in FIG. 14, it is also possible to fix the pole for suspending a goodwill inside a main-body part.

  In the present embodiment, the width of the frame 105 is made larger than that of the rail 100 to form a main body with a table. However, as in the first embodiment, the main body without a table is formed by matching the width of the frame with the width of the rail. It is also possible. In this case, the same 1st connection member and 2nd connection member as FIG. 7 (Example 1) can be used.

  For example, as shown in FIG. 15, the circulating and conveying apparatus of the second embodiment has a corner material G disposed on the left side and a corner material F disposed on the rear side, and a corner material H disposed on the right side and the front side. It is possible to lengthen the distance of the annular groove by inserting the straight materials I and I between the corner materials E arranged in each.

The straight material I to be inserted is composed of the straight rail 1 of the first embodiment and the straight frame 117 disposed below the straight rail 1. The straight frame 117 has the same width as the corner frame 105 of the corner materials E, F, G, and H, and the third connecting member 93 or the fourth connecting member 94 and patchons are provided at the left and right open ends. A main body 66 or a hook 69 of the lock 65 is provided.
As described above, the circulating and conveying apparatus of the second embodiment can easily change the overall length of the groove as in the first embodiment.

By the way, the main body can be made into various layouts by appropriately combining the corner materials and the straight materials of the first and second embodiments.
In addition, the L-shaped corner material J used in the second embodiment is symmetrical to the L-shaped corner material, that is, the L-shaped corner material J in which the extension direction of the shorter straight portion is reversed with respect to the longer straight portion. Thus, the width of the layout can be further widened. When this corner material J is used, for example, a layout as shown in FIG. 16 is possible.

In the layout of FIG. 16, the straight material B and the left corner material A used in Example 1, the corner materials E and H used in Example 2, the corner material J, and the like are used. The width dimension of each frame corresponds to the width dimension of the rail placed on the upper part. In addition, the straight material indicated by reference sign K in FIG. 16 is configured as shown in FIG. 17, and has a straight rail 120 having the same cross-sectional shape as the straight rail 1 of the first embodiment and the same width as the rail 120. The frame 121 is sized.
Also in the present embodiment, only one motor and one sprocket are provided and arranged on the corner material H used in the second embodiment. And the side rail is provided in the bending part of the other rail like each said Example.

In this embodiment, the width dimension of each frame is made to correspond to the width dimension of the rail placed on the upper part, so that it is a circulation transport device without a table. It can be a device. It is also possible to provide a part with a table and a part without a table by appropriately changing the frame.
As described above, the circulation conveyance device of the present invention can have various layouts of the main body. The length of each member is determined so that the total length of the annular groove of the main body is an integral multiple of the crescent chain link.

  Since the main body part can be divided and the leg part can be removed, the circulating and conveying apparatus of the present invention can be moved on a car in a disassembled state. Therefore, for example, it can be carried into a hotel, an inn, a private house, etc. and used.

  In order to assemble the disassembled circulation conveyance device, first, the leg portion is attached to the lower end portion of the divided member. Then, as above-mentioned, each member is connected and a main-body part is assembled. And if a crescent chain is arrange | positioned in the annular groove of a main-body part, it is completion. To place the crescent chain in the annular groove, remove the link and the connecting part of the link, advance the chain along the groove and engage with the sprocket, and then connect the removed part to endless The shape may be used. Alternatively, in the circulating transport device of each of the above embodiments, since the sprocket is provided only at one place, when disassembling, the endless crescent chain is placed in a state of being wrapped around the sprocket, and the main body portion is assembled at the time of assembly. It is also possible to arrange them in the annular groove as they are after being connected.

In the circulating and conveying apparatus of the present invention, each member can be easily connected and divided, and another member can be easily inserted between each member. Therefore, even when the layout is changed at the site, it is possible to immediately respond to the change in the situation.
Further, by making the mounting interval of the screws for fixing the rail and the frame common, it is possible to easily change the frame when the table is attached or not.

  Furthermore, in each frame, the width dimension in the case of having or without a table is made common, so that the connecting member is also the first connecting member and the second connecting member, or the third connecting member used in each of the above embodiments. It is only necessary to prepare two types of connecting members consisting of the first connecting member and the fourth connecting member, and the parts can be shared. When exchanging the frame, it is necessary to remove the connecting member accommodated in the open end, but in each of the above embodiments, it can be removed by simply removing the screw, so that it does not take time to replace the frame. .

Furthermore, the circulating and conveying apparatus of the present invention can not only divide the main body, but can also disassemble the aluminum rail and frame, so that it is easy to clean and hygienic. Moreover, since the chain and sprocket are also made of resin, they are easy to clean and hygienic.
Further, the main body portion is provided with a sprocket only at one place, and side rails are provided at other curved portions and bent portions. As a result, the structure can be simplified and the weight can be reduced.

The circulation conveyance device of the present invention is not limited to the configuration of each of the above embodiments, and can be changed as appropriate.
The circulation conveyance device of the present invention may be used for any purpose. For example, it can also be used for dim sum and other foods, and can also be used for interiors and displays by placing shoes or the like in stores. When used for dim sum, etc., the circulating and conveying apparatus of the present invention may be provided with a heat retaining and moisture retaining function.

In each of the above embodiments, the main body and the hook of the Patchon lock are arranged at the lower part of the frame, but they may be attached to the side wall of the frame.
Moreover, when using the circulation conveyance apparatus of this invention in a buffet etc., you may arrange | position a rail in steps. In that case, two conveying devices may be arranged in parallel, or the rails of one conveying device may be double lines. For example, in Embodiment 2 described above, only one crescent chain is provided with one annular groove on the upper surface of the main body, but one other groove-shaped groove is provided inside the annular groove. Two rails may be provided on the upper part of the frame so as to be arranged. In that case, it is preferable to arrange | position the rail arrange | positioned inside at a position higher than an outer rail. Further, in each of the above embodiments, the leg portion is provided at the lower portion of the main body portion. However, the main body portion may be placed on the table as it is without attaching the leg portion.

It is a perspective view which shows Example 1 of the circulation conveying apparatus of this invention. It is a front view of the circulation conveying apparatus of FIG. It is a top view of the circulation conveyance apparatus of FIG. It is a bottom view of the circulation conveyance apparatus of FIG. It is XX sectional drawing of FIG. 2, and one part is abbreviate | omitted and shown. It is a longitudinal cross-sectional view of FIG. 2, and one part is abbreviate | omitted and shown. It is a perspective view which shows the connection structure of the left side edge part of the straight material of the circulation conveyance apparatus of FIG. 1, and the right side edge part of the left corner material. It is a top view which shows the state which added the straight material to the circulation conveyance apparatus of FIG. It is a top view which shows the modification of the circulation conveying apparatus of FIG. It is a perspective view which shows the connection structure of the left side edge part of the straight material of the circulation conveyance apparatus of FIG. 9, and the right side edge part of the left corner material. It is a perspective view which shows Example 2 of the circulation conveying apparatus of this invention. It is a bottom view of the circulation conveyance apparatus of FIG. It is a perspective view which shows the connection structure of the corner materials of the circulation conveyance apparatus of FIG. It is a schematic side view which shows the use condition of the circulation conveying apparatus of FIG. It is a top view which shows the state which inserted the straight material in the circulation conveyance apparatus of FIG. It is a top view which shows an example of the combination of a multiple types of rail. It is a perspective view of the straight material used for the circulation conveyance apparatus of FIG.

Explanation of symbols

1 straight rail 2 first groove 3 second groove 15 straight frame 25 left corner rail 26 first groove 27 second groove 35 left corner frame 45 right corner rail 46 first groove 47 second groove 52 right corner frame 55 sprocket 56 motor 61 First connecting member 61a Protruding portion 62 Second connecting member 62a Hole 65 Patchon lock 66 Main body 69 Hook 71 Crescent chain 72 Link 76 Receiving plate 77 Side rail 81 Leg portion 85 Plate piece 86 Plate piece 93 Third connecting member 93a Projecting portion 94 Fourth connecting member 94a Hole 100 Corner rail 105 Corner frame 110 Leg 113 Plate piece 114 Plate piece A Left corner material B Straight material C Right corner material E, F, G, H Corner material

Claims (9)

A main body part composed of a plurality of members having both ends of a groove continuously formed on the upper surface opened at the end surface, and these members are detachably connected to each other;
A chain in which the links having the receiving plate on which the object to be conveyed is placed are connected to each other in an endless manner in an annular groove formed by continuing the grooves of the member;
A sprocket provided on the main body and engaging the link of the chain to drive the chain along the annular groove;
And a motor for rotating the sprocket. A plurality of rails in which both ends of a groove formed continuously on the upper surface are open on the end surface;
A plurality of detachable frames that are provided at the lower part of each of these rails, butt the end surfaces of adjacent rails, and annularly connect the grooves of each rail,
A chain that is arranged endlessly in the annular groove and in which a large number of links having receiving plates for the object to be conveyed are connected to each other;
A circulating and conveying apparatus comprising: a sprocket provided on one of the frames and engaged with a link of the chain to drive the chain along the annular groove and a motor that rotates the sprocket. The frame is detachably attached to the rail,
Adjacent frames are detachably connected via a connecting member,
The circulatory transfer device according to claim 2, wherein the connecting member is detachably attached to the frame. The rail comprises a straight rail having a straight groove and a corner rail having a curved groove,
The circulating transfer device according to claim 2 or 3, wherein the layout of the annular groove can be changed by increasing or decreasing or changing the rail while at least the corner rail is used. The frame is cylindrical;
A connecting member in which a protruding portion is formed is disposed in the opening of one frame to be abutted, and a connecting member in which a recess is formed is disposed in the opening of the other frame,
Each of the connecting members is fixed to the frame with screws for attaching a patchon lock to the outer surface of the frame,
5. The patch-on lock according to claim 3, wherein the engagement-side main body is attached to the outer surface of one frame, and the engaged-side hook is attached to the outer surface of the other frame. Circulation transfer device. The circulating conveyance device according to any one of claims 2 to 5, wherein the frame extends outward in the width direction from the rail, and the extending portion serves as a table. The circulation transport device according to any one of claims 2 to 6, wherein a leg portion is detachably provided on the frame. The leg portion is detachably provided on a plate piece provided at a lower portion of the frame,
The plate piece protrudes from the end of the frame,
The circulating and conveying device according to claim 7, wherein an end of another frame to be connected is placed on the protruding portion. The sprocket and the motor are provided only in one corner portion of the annular groove having a plurality of corner portions, and side rails for preventing the chain from being lifted are provided in the other corner portions. The circulating transfer device according to any one of claims 1 to 8.

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