JP5255362B2 - Transport cart connection - Google Patents

Description

The present invention relates to a connecting member connecting the plurality of transport carriages.

  For example, the transporting carriage is formed by attaching a flat base 2 on a lattice-like frame 1 to form a carriage main body 1a and attaching a plurality of casters 3 on the back surface. An insertion hole 5 into which 4 is inserted is provided.

  The insertion hole 5 may be formed directly in the frame 1, but may be formed as a cylindrical body protruding downward on a corner member separately attached to the carriage main body 1a.

  When carrying a baggage larger than the length and width of the cart body 1a, the side surfaces of the cart bodies 1a of a plurality of carts are brought together to form a cargo bed with a large area, and the goods to be carried on the cargo bed thus formed. Is transported.

  The prior art is generally performed by those skilled in the art, and is not related to a known literature invention.

  In such a method, a plurality of workers must move the cart while paying attention so that the carts do not shift from each other during transportation. The workability was not good.

  In order to solve the disadvantages of the conventional example, the present invention provides a connecting member for a transport cart that can easily and securely connect a plurality of transport carts, and can easily and safely transport a large load and improve workability. It is.

The present invention according to claim 1 is a connecting member for connecting a plurality of transport carts provided with insertion holes for hand bars at corners of a cart body having a base mounted on a frame, and a plate, A plurality of projecting members projecting downward from the lower surface and inserted into the insertion hole, the projecting members being arranged adjacent to each other, and inserting the hand bar between the projecting members The gist is that the holes project downward from the plate .

  According to the first aspect of the present invention, the insertion hole of the hand bar provided in the corner portion of the transport carriage is used in a state where the side surfaces and corner portions of the plurality of transport carts to be connected are attached. Then, when a plurality of projecting members projecting from the plate of the connecting member are inserted into the respective insertion holes of the adjacent transport carts, the adjacent transport carts are connected via the projecting members and the plates.

  In addition, since a plurality of projecting members are arranged close to each other, when the side surfaces and corner portions of the plurality of transport carts are connected to each other and connected, the formation portion of the insertion hole of the hand bar provided in each transport cart is formed. Corresponds to the protruding member. Therefore, adjacent transport carts are joined and connected in a state where the protruding member is inserted into the insertion hole, and a large-area cargo bed is integrally formed.

  Furthermore, by inserting the protruding member into the insertion hole provided in the transport cart, the hole for inserting the hand bar is lost from the transport cart, but a new insertion hole must be formed in the connecting member. Thus, a hand bar can be inserted here, and the hand bar can be used during transportation. In this case, a gap is generated by the insertion hole formed in the connecting member between the plurality of transport carts to be connected. However, since this gap is small, it does not hinder the placement of the load.

The present invention according to claim 2 is a connecting member for connecting a plurality of transport carts provided with insertion holes for hand bar at corner portions of a cart body having a base mounted on a frame. A plurality of projecting members that project downward from the lower surface and are inserted into the insertion holes, the projecting members being arranged close to each other, and a part of each of the projecting members adjacent to each other. The gist of the invention is that the insertion hole for the push bar protrudes upward from the plate so as to overlap .

  According to the second aspect of the present invention, similarly to the first aspect, the protruding member is inserted into the insertion hole provided in the transport carriage, so that the hole for inserting the hand bar is lost from the transport truck. However, by newly forming the insertion hole in the connecting member, the hand bar can be inserted here, and the hand bar can be used during transportation.

  In this case, since the insertion hole protrudes upward from the plate, it is possible to bring the forming portions of the plurality of protruding members protruding downward into close proximity, and the side and corners of the transport cart to be connected are exactly And no gap is generated.

  As described above, since the connecting member of the transporting carriage of the present invention uses the insertion hole of the hand bar provided in the transporting carriage and inserts the member for connection here, a plurality of transporting parts are provided. The carts can be connected easily and securely, and even large luggage can be transported easily and safely, improving workability.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a bottom view showing a first embodiment of a connecting member of a transport cart of the present invention, FIG. 2 is a front view of the same, FIG. 3 is a bottom view of a state where the transport cart is connected, and FIG. 4 is a side view of the same. As already described with reference to FIGS. 21 and 22, the transport cart in which the connecting member of the present invention is implemented has a flat base 2 mounted on a lattice frame 1 to form a cart body 1 a and a plurality of casters on the back surface. 3 is attached, and at the corners of the four corners, there are provided insertion holes 5 into which hand rods 4 used for transportation are inserted.

  The connecting member 6a according to the present invention is implemented in a transport cart in which the insertion holes 5 of the hand bar 4 are formed in such four corners, and is almost the same as the frame 1 placed on the frame 1 of the transport cart. A plate 7 having the same width and a plurality of (two in the illustrated example) cylindrical bodies 8 projecting downward from the lower surface of the plate 7 and inserted into the insertion hole 5 are configured. Is done.

  The plate 7 is formed with a vertical side wall 7 a that hangs down along the side of the frame 1 at the insertion hole 5.

  The cylindrical body 8 that is the projecting member is arranged at a position to be inserted into each insertion hole 5 of the adjacent transport cart in a state where the side portions and corner portions of the two transport carts are butted. Two of them are protrusively provided in close proximity to the plate 7. The diameter of the cylindrical body 8 is formed so that the outer diameter is slightly smaller than the inner diameter of the insertion hole 5.

  In order to connect two transport carts using this connecting member 6a, as shown in FIG. 3 and FIG. 4, the side portions and corner portions of the two transport carts are brought into contact with each other and arranged in series. The insertion hole 5 of the carriage is close to the carriage.

  Therefore, in this state, if the plate 7 of the connecting member 6a is placed over the butted portions of the corners of the two carriages, the cylindrical body 8 protruding downward is inserted into the insertion hole 5, The side wall 7 a contacts the outside of the insertion hole 5. Thus, as shown in FIG. 23, two transport carts are connected in series, and a transport cart having a loading platform twice as large as that in the case of one transport cart is formed. The connecting direction can be either a vertical direction or a horizontal direction, and two or more units can be connected.

  2nd Embodiment is the connection member 6b used for the butt | matching corner | angular part of four conveyance trolleys, when connecting four conveyance trolleys in the vertical and horizontal direction (series and parallel), FIG. 5 is a bottom view, FIG. Is a front view, FIG. 7 is a bottom view of the transport cart connected, FIG. 8 is a side view of the same, and the length of one side is assumed to be placed on each frame 1 of the four transport carts. A rectangular plate 7 approximately twice the width of the frame 1 and a cylindrical body 8 as four projecting members that project downward from the lower surface of the plate 7 and are inserted into the insertion holes 5. Composed.

  At the center of the plate 7, a vertical side wall 7 a that hangs down along the side of the frame 1 is formed.

  The cylindrical body 8 that is the projecting member is arranged at a position to be inserted into each insertion hole 5 of the adjacent transport cart in a state where the side portions and corner portions of the four transport carts are butted. Four projecting from the plate 7 in close proximity. The diameter of the cylindrical body 8 is formed so that the outer diameter is slightly smaller than the inner diameter of the insertion hole 5.

  To connect four transport carts using this connecting member 6b, if the side and corner portions of the four transport carts are brought into contact with each other as shown in FIGS. The insertion holes 5 of adjacent transport carts are close to each other at the center of the four transport carts arranged in a square shape.

  Therefore, in this state, if the plate 7 of the connecting member 6b is overlaid on the abutting portion of the central part of the four transport carts, a cylindrical body 8 protruding downward is formed on each of the four transport carts. The insertion hole 5 is inserted. As a result, as shown in FIG. 24, four transport carts are connected vertically and horizontally, and the base 2 that is the load platform of the transport cart can be connected in a planar shape, and a large-area cargo platform can be secured.

  When four transport carts are connected in this way, the central portions of the four transport carts that are connected vertically and horizontally are connected using the connecting member 6b, but at the outer portion, two transport carts are connected. Therefore, the connecting member 6a for connecting the two transport carts described as the first embodiment is used in this place. As a result, the four transport carts are all connected at one of the connecting members 6a and 6b at the corners to be connected.

  In the example described above, four vehicles are taken as an example, but the present invention is not limited to this, and it is possible to further connect a plurality of transport carts in the vertical and horizontal directions.

  9 to 11 show a third embodiment. In the first and second embodiments, a cylindrical body 8 which is a protruding member inserted into the insertion hole 5 is disposed close to the third embodiment. In the connecting member 6c of the embodiment, the adjacent cylindrical bodies 8 are disposed with a space therebetween, and the insertion hole 9 of the hand bar 4 is formed between the cylindrical bodies 8 by a cylindrical body.

  The cylindrical body 8 protrudes downward from the plates 7 and 7 that are divided and spaced apart from each other. A space is formed between the cylindrical bodies 8 and 8, and the plates 7 and 7 are formed in this space. The bottomed square tube 10 is extended and protruded downward, and a cylindrical body is further raised integrally from the bottom of the square tube 10 inside the square tube 10. The insertion hole 9 is newly formed.

  In the first and second embodiments, when the cylindrical body 8 of the connecting members 6a and 6b is inserted into the insertion hole 5 provided in the transport carriage, the insertion hole 5 is blocked by the cylindrical body 8 and is originally used. It becomes impossible to insert the hand bar 4 that is.

  The third embodiment eliminates such inconvenience, and the insertion hole of the hand bar 4 can be inserted so that the hand bar 4 can be inserted even if the insertion hole 5 is blocked by the cylindrical body 8. 9 is newly provided separately on the side of the connecting member 6c.

  In order to connect the transport carts using this connecting member 6c, as shown in FIGS. 11 and 12, the side and corner portions of the transport carts arranged side by side are arranged at intervals without contacting each other. The plate 7 of the connecting member 6c is arranged on the top, and the cylindrical body 8 is inserted into the insertion hole 5 formed in each transport cart. As a result, the two transport carts are connected in the same manner as in the first and second embodiments.

  In this state, as shown in FIG. 25, the insertion hole 9 is disposed between the cylinders 8 and 8, so that the hand bar 4 can be inserted into the insertion hole 9 and the carriage is moved. The hand bar 4 can be used. The hand bar 4 is not only effective for grasping and pushing and pulling or rotating the cart to the left and right in order to improve the operability when the transport cart is moved. It also plays a role in preventing the collapse of the loaded luggage.

  FIGS. 13 to 16 show the fourth embodiment, and the basic configuration is the same as that of the second embodiment. However, when a plurality of transport carts are connected in the vertical and horizontal directions, the connecting portions of the two transport carts are connected to FIGS. When the connecting member 6c shown in FIG. 12 is used, a gap 12 is generated at the center of the four vertical and horizontal transport carts.

  This fourth embodiment is used for a connecting portion where such a gap 12 is generated, and the adjacent cylindrical bodies 8 are provided apart from each other by the width of the gap 12, and a space is provided between the cylindrical bodies 8, 8. 11 was formed.

  Therefore, when the connecting member 6c of the second embodiment is used, if the connecting member 6d of the fourth embodiment is used together, the hand bar 4 can be used, and a transport cart that can secure a wide cargo bed. Is obtained.

  17 to 20 show a connecting member 6e of the fifth embodiment. In the connecting member 6c of the third embodiment, the insertion hole 9 for inserting the hand bar 4 provided on the connecting member 6c is provided on the cylindrical body 8. Although the lower direction is the same as the protruding direction from the plate 7, the fifth embodiment protrudes upward from the plate 7. In this case, since the projecting direction of the cylindrical body 8 and the insertion hole 9 is opposite to the plate 7, it is possible to form the insertion hole 9 by partially overlapping the formation part of the cylindrical body 8. is there.

  Thereby, in 3rd Embodiment, it is necessary to ensure the space for projecting the insertion hole 9 between the adjacent cylindrical bodies 8 and 8, and between the conveyance trolleys connected with this connection member 6c. Therefore, a gap corresponding to the insertion hole 9 is generated.

  In the fifth embodiment, since the insertion hole 9 protrudes upward from the plate 7, the adjacent cylindrical bodies 8, 8 can be brought close to each other, and the insertion hole is interposed between the transport carts to be connected. It is not necessary to secure the space.

  Therefore, a plurality of transport carts can be connected in a state of being tightly joined, and the hand bar 4 can be inserted, so that not only a wide cargo bed with no gap can be secured, but also the hand bar 4 can be used to safely transport the load.

It is a bottom view which shows 1st Embodiment of the connection member of the transport trolley | bogie of this invention. It is a front view which shows 1st Embodiment of the connection member of the transport trolley | bogie of this invention. It is a bottom view of the connection state which shows 1st Embodiment of the connection member of the conveyance truck of this invention. It is a side view of the connection state which shows 1st Embodiment of the connection member of the conveyance truck of this invention. It is a bottom view which shows 2nd Embodiment of the connection member of the transport trolley | bogie of this invention. It is a front view which shows 2nd Embodiment of the connection member of the transport trolley | bogie of this invention. It is a bottom view of the connection state which shows 2nd Embodiment of the connection member of the conveyance truck of this invention. It is a side view of the connection state which shows 2nd Embodiment of the connection member of the conveyance truck of this invention. It is a top view which shows 3rd Embodiment of the connection member of the conveyance trolley | bogie of this invention. It is a side view which shows 3rd Embodiment of the connection member of the transport trolley | bogie of this invention. It is a bottom view of the connection state which shows 3rd Embodiment of the connection member of the conveyance truck of this invention. It is a side view of the connection state which shows 3rd Embodiment of the connection member of the conveyance truck of this invention. It is a bottom view which shows 4th Embodiment of the connection member of the transport trolley | bogie of this invention. It is a side view which shows 4th Embodiment of the connection member of the transport trolley | bogie of this invention. It is a bottom view of the connection state which shows 4th Embodiment of the connection member of the conveyance truck of this invention. It is a side view of the connection state which shows 4th Embodiment of the connection member of the conveyance truck of this invention. It is a top view which shows 5th Embodiment of the connection member of the transport trolley | bogie of this invention. It is a side view which shows 5th Embodiment of the connection member of the transport trolley | bogie of this invention. It is a bottom view of the connection state which shows 5th Embodiment of the connection member of the conveyance truck of this invention. It is a side view of the connection state which shows 5th Embodiment of the connection member of the transport trolley | bogie of this invention. It is a top view of a conveyance trolley. It is a side view of a transport cart. It is a perspective view of the conveyance trolley connected with the connecting member of a 1st embodiment. It is a perspective view of the conveyance trolley connected with the connecting member of a 2nd embodiment. It is a perspective view of the conveyance trolley connected with the connecting member of a 3rd embodiment.

DESCRIPTION OF SYMBOLS 1 Frame 1a Carriage body 2 Base 3 Caster 4 Hand bar 5 Insertion hole 6a 6b 6c 6d 6e Connecting member 7 Plate 7a Side wall 8 Cylindrical body 9 Insertion hole 10 Square tube 11 Space 12 Gap

Claims (2)

A connecting member for connecting a plurality of transport carts with insertion holes for hand rods at the corners of the cart body with the base mounted on the frame, and projecting downward from the bottom surface of the plate. A plurality of projecting members inserted into the insertion holes, the plurality of projecting members being arranged adjacent to each other, and projecting the insertion hole of the hand bar downward from the plate between the projecting members. A connecting member of a transport cart characterized by being provided . A connecting member for connecting a plurality of transport carts with insertion holes for hand rods at the corners of the cart body with the base mounted on the frame, and projecting downward from the bottom surface of the plate. A plurality of projecting members inserted into the insertion holes, the projecting members being arranged close to each other and partially overlapping each of the adjacent projecting members and directed upward from the plate And a connecting member for the transport cart, wherein an insertion hole for the hand bar is projected .

Images