JP2006137358A - Mounting device for stroller connection body - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mounting device for a stroller connection body capable of mounting the stroller connection body to all strollers and performing adjustment and mounting without a fastening tool. <P>SOLUTION: The mounting device for the stroller connection body has left and right mounting devices 3, 5 for mounting to left and right stroller rear legs and has a fixing unit and an elongation adjustment unit on the mounting devices 3, 5. The fixing unit has a fixing unit holder and a fastening band and the fastening band has a fastening fixing part and a band part. A band hole is provided on the fixing unit holder so as to project at least one end of the fastening band from the inside of the fixing unit holder toward the outside. The stroller connection body can be mounted to all kinds of strollers by separably forming the elongation adjustment unit and the fixing unit. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an attachment device for attaching a stroller assembly to a stroller.

As shown in FIG. 5, a stroller coupling body 49 is provided on the lower rear side of the stroller 48, and an object or a person is placed on the stroller coupling body 49 for transportation. The stroller coupling body 49 has a triangular load receiving plate 45, and supports a part of the load (by an object or a person on the load receiving plate) by a wheel rotatably mounted around the axis O3, and the remaining load is supported. The load receiving plate 45 is supported by left and right attachment devices 46 and 47 provided at both ends of a portion corresponding to the bottom of the triangular shape. As shown in FIG. 6, one end of each of the attachment devices 46 and 47 is attached to a frame (not shown) with a bolt or the like around the shaft O4 with respect to the load receiving plate 45, and the other end is attached to this attachment device. By sandwiching the rear legs 50 and 51 of the stroller, it can be fixed so as not to move with respect to the stroller 48. This attachment device is fixed to the rear leg, and the stroller coupling body 49 can be moved along with the stroller 48 only by moving the stroller 48. Two people can move at the same time. Such a stroller coupling body 49 has already been devised (see, for example, Patent Document 1).
JP-T-2001-518426

  However, when fixing the attachment device to the rear leg, it is necessary to prepare a plurality of attachment devices depending on the diameter of the rear leg, and there are models in which the attachment device cannot be attached depending on the type of stroller. Further, when attaching the stroller assembly, a tightening tool such as a screwdriver is required. An object of the present invention is to provide an attachment device for a stroller assembly that can attach a stroller assembly to all strollers and can be adjusted and installed without a tightening tool.

  In order to solve the above problems, the attachment device for a stroller assembly according to the present invention is a stroller assembly attachment device for attaching a stroller assembly to left and right stroller rear legs. The attachment device has a fixture and an extension adjustment tool, the fixture has a fixture holder and a fastening band, and the fastening band has a fastening portion and a band portion, Since the extension adjusting tool and the fixing tool are separably formed, the stroller coupling body can be attached to almost all strollers.

  In addition, when a band is provided around the fixing tool holder so that at least one end of the band part protrudes outward from the fixing tool holder, a tightening band is wound around the rear leg of the stroller and tightened. The excess fastening band can be taken out of the fixture holder through the band hole.

  In addition, by providing a tightening fixing portion in the band portion, only one band hole corresponding to the tightening band can be provided.

  Also, after adjusting the length by providing a tightening groove portion on the inner surface of the band portion and providing a tightening protrusion having a shape matching the tightening groove portion on a surface in contact with the band portion of the tightening fixing portion. The length of the band part can be kept constant.

  In addition, by providing the fixing tool holder with a groove for attaching the extension adjusting tool, and providing a drop prevention member so as to cover the groove, the extension adjusting tool can be securely attached to the fixing tool.

  The extension adjusting tool has an extension holder and an extension rod, and the extension rod can be adjusted in length by providing a fitting hole for adjusting the length of the extension rod.

  Further, the extension holder is provided with an extension button that can be swung by an elastic body, the extension button is provided with a fitting projection that fits into the fitting hole, and the fitting projection and the fitting hole are fitted. By fixing the extension rod in this way, the length of the extension rod can be freely adjusted simply by pressing the extension button, and the extension rod can be fixed to the extension holder simply by releasing the extension button.

  In addition, by providing a fixing pin for attaching to the groove portion of the fixture holder on the side surface of the extension holder, the extension adjustment tool can be installed side by side in the left-right direction of the fixture.

  By providing band holes in the fixture holders of the left and right mounting devices, the excess band after adjustment can be taken out of the fixture holder without cutting, and the extension adjustment tools are arranged in the left and right direction of the fixture. By installing, the length of the extension rod can be easily adjusted without being affected by the excess band after the adjustment.

  An embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a perspective view of a stroller assembly including a stroller assembly attachment device of the present invention.

  As shown in FIG. 1, the stroller connector 1 is a substantially rectangular shape that is long in the left-right direction with respect to the left and right attachment devices 3, 5 for attaching to the left and right cylindrical stroller rear legs 2, 4 and the straight direction of the stroller. The load receiving plate 6 is provided, and rod-shaped support arms 7 and 8 are provided between the attachment devices 3 and 5 and the load receiving plate 6 in a state where they are refracted in the middle. Also, left and right wheels 9 and 10 with casters are provided in the vicinity of the lower left and right ends of the load receiving plate 6 so as to be inserted into the load receiving plate 6. Thereby, the cargo receiving plate 6 is comprised so that it can move back and forth, and right and left. The distance between the wheel 9 and the wheel 10 is formed so as to be wider than the width when both feet of the person pushing the stroller are aligned, and the rear center portion of the load receiving plate 6 is curved toward the front side. ing. For this reason, when the person pushing the stroller pushes the stroller, the foot of the stepped-out step does not hit the wheels 9, 10 and the load receiving plate 6. Further, the load receiving plate 6 is formed with a step portion 11 on the front side so that the front side is narrow and the rear side is wide, so that it can be adapted to a stroller in which the distance between the stroller rear leg 2 and the stroller rear leg 4 is narrow. . On the other hand, the rear wide part is provided with a width (depth of about 15 cm to 20 cm, width of about 40 cm to 50 cm) that allows the child to stand in a sufficiently stable state when the child stands on the receiving plate 6. ing. In addition, mountain-shaped protrusions 12 extending in the front-rear direction are formed on the left and right ends of the wide portion, so that a child standing on the load receiving plate 6 is prevented from accidentally sliding down from the load receiving plate in the left-right direction. Can do. A cylindrical arm connector 13 is provided at the front step portion 11 of the load receiving plate 6. By rotating the arm connector 13, the angle between the load receiving plate 6 and the support arms 7 and 8 can be adjusted. Regardless of the mounting angle of the devices 3 and 5, the load receiving plate 6 can be set horizontally with respect to the ground, so that the child can stand on the load receiving plate 6 stably.

  Here, since the left and right attachment devices 3 and 5 are symmetrical with respect to the center line O1 in the traveling direction of the stroller, the left attachment device 3 will be described below.

  FIG. 2 is an enlarged perspective view of the mounting device for a stroller assembly of the present invention, and FIG. 3 is an exploded perspective view of the mounting device for a stroller assembly of the present invention.

  As shown in FIG. 2, the attachment device 3 is configured to include an extension adjustment tool 14 and a fixture 15, and the extension adjustment tool 14 is positioned on the left outer side of the fixture 15. Further, as will be described later, the extension adjusting tool 14 is provided with a substantially cylindrical fixing pin 16 extending toward the fixing tool 15, and a groove portion 17 formed in parallel with the fixing pin 16 on the upper part of the fixing tool 15. In addition, by fitting the fixing pin 16, it is possible to prevent the extension adjusting tool 14 and the fixing tool 15 from being separated. A fastening band 18 that is movable in the front-rear direction is provided at the lower part of the fixture 15, and the fastening band 18 moves to the rear side by tightening a fastening nut 19 on the rear side of the fixture 15. Then, the attachment device 3 in which the extension adjusting tool 14 and the fixing tool 15 are integrated is fastened and fixed to the rear stroller leg 2 by the fastening band 18. Further, the extension adjusting tool 14 is provided with an extension bar 20 that can slide in the front-rear direction. By sliding the extension bar 20, the load receiving plate 6 (see FIG. 1) can be slid in the front-rear direction. In addition to adjusting the position of the load receiving plate 6 so as not to hinder human walking, it is also possible to adjust the position of the child with respect to the stroller.

  Here, as will be described in more detail with reference to FIG. 3, the extension adjusting tool 14 has an extension holder 21 and an extension rod 20 having a substantially square pillar, and the extension holder 21 is provided with a space 52 for accommodating the extension rod 20. It has been. This space 52 is formed to match the shape of the extension rod 20 so that the extension rod 20 can move freely only in the front-rear direction. Also, a substantially elliptical opening 22 is provided on the upper part of the extension holder 21, and a substantially elliptical extension button 23 is fitted so as to match the opening 22, and a cylindrical fitting protrusion 24. Is provided in front of the lower part of the extension button 23 in order to adjust the extension amount of the extension bar 20. The extension rod 20 can be fixed to the extension holder 21 by fitting into one of a plurality of fitting holes 25 provided at equal intervals in the front-rear direction on the upper surface of the extension rod 20. It is configured. The extension button 23 has a button mounting portion 26 at the approximate center in the front-rear direction, and the extension button 23 is attached to the extension holder 21 with a bolt or a pin (not shown). It is comprised so that it can rock | fluctuate in the front-back direction using as a fulcrum. In addition, a spring 27 that is an elastic body is provided at a substantially symmetrical position with respect to the fitting protrusion 24 of the extension button 23 with the button attachment portion 26 interposed therebetween. With one of the extension buttons 23 pushed up by the elastic force of the spring 27 as a fulcrum, the extension button 23 swings and the fitting projection 24 descends. Thus, the fitting protrusion 24 is fitted into the fitting hole 25 of the extension rod 20 provided by being inserted into the extension holder 21, and the extension rod 20 is configured not to come out of the extension holder 21. Further, a cylindrical fixing pin 16 is provided in the vicinity of the right side front portion of the extension holder 21 in the right direction perpendicular to the front-rear direction of the extension holder 21 and is attached to the groove portion 17 provided in the fixture 15. Thus, the extension adjusting tool 14 and the fixing tool 15 are integrated. Further, a disc-shaped retaining member 30 that is larger than the diameter of the fixing pin 16 and the inner diameter of the groove portion 17 is provided at the front end portion of the fixing pin 16 so that the fixing pin 16 does not come out of the groove portion 17 in the left direction.

  The fixture 15 includes a slip-off prevention member 31 that can be moved in the front-rear direction, a fastening band 18 for securing the fixture 15 to the rear leg 2 of the stroller, and a fixture holder that can accommodate the fastening band 18. 32. The drop prevention member 31 includes a triangular prism-like drop prevention lever 33, a square pillar-like drop prevention base 34 and a plate-like drop prevention stopper 35 which are connected to the triangle pillar. By moving the removal prevention lever 33 in the front-rear direction, the removal prevention stopper 35 is formed so as to be able to move in the front-rear direction inside the fixture holder 32. In addition, a spring (not shown) that is an elastic body is provided in the vicinity of the slip-off preventing member 31 in the fixture holder 32. In the normal state of the slip-off preventing member 31, the spring prevents the slip-off. The stopper portion 35 extends so as to cover the upper side of the groove portion 17 and is configured so that the fixing pin 16 attached to the groove portion 17 does not come off from above. Further, the bottom portion of the groove portion 17 is formed in a semi-cylindrical shape so as to match the shape of the fixing pin 16. A leg contact portion 36 is formed on the front surface of the fixture holder 32, and the leg contact portion 36 is formed in a semi-cylindrical shape in the vertical vertical direction. Therefore, when the stroller rear leg 2 is cylindrical, the fixture holder 32 can be reliably fixed to the stroller rear leg 2. Further, even when the stroller rear leg 2 is a quadrangular prism, a plurality of positions are provided at substantially symmetrical positions with respect to the central axis O2 in the front-rear direction of the leg contact portion 36 so that the fixture holder 32 can be fixed. A notch 37 having a right angle is provided, and one side of the notch 37 is formed to be substantially parallel to the central axis O2.

  Further, the fastening band 18 is a quadrangular columnar fastening fixing portion 39 for fixing to the fixture holder 32 with a bolt 38 or the like, and a belt-like band portion 40 connected to this for adjusting a substantially U-shaped length. It is formed to have. The fastening part 39 and the band part 40 are connected to only one end of the band part 40 on the left side of the fastening part 39, and the other end of the band part 40 is free to move. C-shaped tightening groove portions 41 are formed at equal intervals on the inner surface of the band portion 40, and the C-shaped tightening groove portions 41 are formed on the opposing surface of the band portion 40 of the tightening fixing portion 39. A plurality of C-shaped tightening protrusions 42 are formed so as to be engaged with each other. Further, the inner surface of the fixture holder 32 is cut out in a square column shape so as to accommodate and fit the fastening band 18, and a circular hole 43 is provided at the approximate center of the rear surface of the fixture holder 32, and a band portion is provided on the right side thereof. Band holes 44 matching the cross-sectional shape of 40 are provided. Thereby, the band part 40 is accommodated in the fixture holder 32 in a state where the fastening groove part 41 and the fastening projection 42 are matched. Further, the bolt 38 is inserted through the hole 43 and screwed into the tightening nut 19. By tightening the tightening band 18 from the front of the fixture holder 32 with the bolt 38 and from the rear, the band portion The stroller rear leg 2 (see FIG. 2) on the inner surface of 40 is pulled backward, and the fixture holder 32 can be fixed by the inner surface of the band portion 40 and the leg contact portion 36. Here, with respect to the stroller rear leg 2 having different dimensions (diameter or outer diameter), the engagement position between the tightening groove 41 and the tightening protrusion 42 can be changed. Thereby, the dimension (inner diameter) of the inner surface of the band part 40 can be changed, and it can fix to the stroller rear leg 2. At this time, when the size of the inner surface of the band portion 40 is small, a surplus band portion 40 is generated. By passing the surplus band portion 40 through the band hole 44, the fixing tool holder 32 is fixed to the rear leg 2 of the stroller without trouble. It is configured to be able to. Further, the distance between the left and right stroller rear legs 2 and 4 differs depending on the stroller, but by moving the left and right support arms 7 and 8 attached to the arm connector 13 in the left-right direction with respect to the load receiving plate 6, It can be changed to fit the width of the rear legs 2, 4 of the baby stroller. When the distance between the left and right stroller rear legs 2 and 4 is equal to or greater than the allowable movement range in the left and right directions of the left and right support arms 7 and 8, as shown in FIG. By attaching the fixture holder 21 to the right extension rod and attaching the fixture holder 21 attached to the right extension rod to the left extension rod, a wider width can be accommodated. .

  With the configuration described above, the position of the stroller assembly 1 can be easily adjusted without using a tightening tool (driver or the like), and can be attached to all types of strollers.

  The present invention can be used in a stroller linked body attachment device for fixing the stroller linked body to the left and right rear stroller legs.

It is a perspective view of the stroller coupling body including the attachment device for stroller coupling body of the present invention. It is an expansion perspective view of the attachment apparatus for stroller coupling bodies of the present invention. It is a disassembled perspective view of the attachment apparatus for stroller coupling bodies of this invention. It is a perspective view when the position of the expansion | extension adjustment tool and fixing tool of the attachment apparatus for stroller coupling bodies of this invention is replaced. It is a perspective view of the stroller coupling body including the conventional attachment device for stroller coupling bodies. It is a disassembled perspective view of the conventional attachment apparatus for stroller coupling bodies.

Explanation of symbols

1 Stroller linkage 2, 4 Stroller rear legs
3, 5 Attaching device 6 Load receiving plate 14 Extension adjusting tool 15 Fixing tool 16 Fixing pin 17 Groove part 18 Tightening band 20 Extension rod 21 Extension holder 23 Extension button 31 Detachment prevention member 32 Fixing tool holder 39 Tightening fixing part 40 Band part

Claims (8)

In the attachment device for the stroller assembly for attaching the stroller assembly to the rear legs of the left and right strollers,
An attachment device for attaching to the rear leg of the stroller;
The attachment device has a fixture and an extension adjustment tool,
The fixture has a fixture holder and a fastening band;
The fastening band has a fastening part and a band part,
An attachment device for a stroller assembly, wherein the extension adjusting tool and the fixing tool are separably formed.   The attachment apparatus for stroller coupling bodies according to claim 1, wherein a band hole is provided in the fixture holder so that at least one end of the band portion protrudes outward from the fixture holder.   The attachment device for stroller coupling bodies according to claim 1 or 2, wherein a tightening fixing portion is provided in the band portion. A tightening groove is provided on the inner surface of the band part,
The stroller connector mounting apparatus according to any one of claims 1 to 3, wherein a tightening protrusion having a shape that matches the tightening groove is provided on a surface of the tightening fixing portion that contacts the band portion. Provide a groove for attaching the extension adjustment tool to the fixture holder,
The attachment device for stroller coupling bodies according to any one of claims 1 to 4, wherein a slip prevention member is provided so as to cover the groove portion. The extension adjuster has an extension holder and an extension bar,
The attachment device for stroller coupling bodies according to any one of claims 1 to 5, wherein a fitting hole for adjusting the length is provided in the elongated bar. The extension holder is provided with an extension button that can be swung by an elastic body,
Providing the extension button with a fitting projection that fits into the fitting hole,
The attachment device for stroller coupling bodies according to claim 6, wherein the extension rod is fixed by fitting the fitting protrusion and the fitting hole. The attachment device for stroller coupling bodies according to claim 6 or 7, wherein a fixing pin for attaching to the groove portion of the fixture holder is provided on a side surface of the extension holder.

Images