JPWO2016098671A1 - Stroller coupling device - Google Patents

Abstract

The device includes a front connecting member that connects the front legs of two strollers, a rear connecting member that connects the rear legs of two strollers, and an upper connecting member that connects the hand frames of the two strollers. A first link member having one end fixed to the front connection member, a second link member having one end fixed to the rear connection member and the other end rotatably connected to the other end of the first link member A third link member having one end rotatably connected to each other end of the first link member and the second link member, one end rotatably connected to the other end of the third link member, and the upper link A fourth link member having the other end fixed to the member. Two strollers can be firmly connected and can be switched from the unfolded state to the folded state.

Description

  The present invention relates to a stroller connecting device for connecting two strollers side by side.

  Conventionally, twin baby strollers include a type in which two infants ride side by side and a type in which two infants ride side by side. The twin stroller is designed to provide a seat for two infants on a one-piece body. Therefore, even when carrying one infant, it is not possible to use only one child separately.

  Also, for example, in the case of an infant, if a baby stroller purchased for the first baby and a baby stroller purchased later for the second baby can be connected as necessary and used as a twin baby stroller Convenient.

  However, in order to connect and use two baby strollers for one person, it is necessary to ensure sufficient connection strength. In addition, in a state where two strollers for one person are connected, it is desirable to switch from the expanded state to the folded state when not in use to facilitate storage.

  The present invention has been made in view of the above-described circumstances, and two strollers can be firmly connected, and two strollers in a connected state can be switched from an expanded state to a folded state. An object is to provide a stroller coupling device.

  In order to solve the above-mentioned problem, a first aspect of the present invention is a stroller connecting device for connecting two strollers side by side, and a front portion for connecting front legs of the two strollers A connecting member, a rear connecting member for connecting the rear legs of the two strollers, an upper connecting member for connecting the hand frames of the two strollers, and the front connecting member. A first link member having one end, a second link member having one end fixed to the rear connecting member and the other end rotatably connected to the other end of the first link member, and the first link member And a third link member having one end rotatably connected to each other end of the second link member, and one end rotatably connected to the other end of the third link member and the upper connecting member. A fourth link member having another end was, characterized by comprising a.

  According to a second aspect of the present invention, in the first aspect, the first link member, the second link member, and the third link member when viewed from the side in a state of being mounted on the stroller. The center joint part which connects each other end of this to rotation freely is substantially corresponded to the joint part which connects each upper end of the front leg and the rear leg of the stroller rotatably.

  According to a third aspect of the present invention, in the first or second aspect, the third link member and the fourth link member are rotatable when viewed from the side in a state where the stroller is mounted on the stroller. The upper joint part to be connected substantially coincides with the joint part that rotatably connects the armrest of the stroller to the hand push frame.

  According to a fourth aspect of the present invention, in any one of the first to third aspects, at least one of the first link member, the second link member, the third link member, and the fourth link member. An article receiving portion is formed on one of the two.

  According to a fifth aspect of the present invention, in any one of the first to fourth aspects, the front part fixing member is removably connected to the front legs of the two strollers at the left and right ends of the front connecting member. A rear fixture is provided at both left and right ends of the rear connecting member, and releasably connected to the rear legs of the two strollers. An upper fixing device is provided which is releasably connected to the hand frame of the stroller.

  According to a sixth aspect of the present invention, in the fifth aspect, at least one of the front leg, the rear leg, and the hand frame of the stroller has a non-circular cross-sectional shape, and the front fixture, At least one of the rear fixture and the upper fixture has a fixing surface that matches the non-circular cross-sectional shape.

  According to a seventh aspect of the present invention, in any one of the first to sixth aspects, the device is folded from a device folded state in which the first link member and the third link member are drawn toward the second link member side. A rotation restricting means is provided so that the angle between the first link member and the third link member is restricted in the device deployed state when switching to the device deployed state when the baby carriage is attached to the stroller. It is characterized by that.

  According to the present invention, it is possible to provide a stroller connecting device that can firmly connect two strollers and that can switch two strollers in a connected state from an expanded state to a folded state.

The perspective view which showed the stroller coupling device by one embodiment of the present invention. The perspective view which showed the state which mounted | worn the stroller coupling device shown in FIG. The perspective view which showed the state which mounted | worn the stroller coupling device shown in FIG. The front view which showed typically the state which connected two strollers side by side with the stroller coupling device shown in FIG. The perspective view which showed the link structure of the stroller coupling device shown in FIG. 1 in the unfolded state. The side view which showed the link structure of the stroller coupling device shown in FIG. 1 in the unfolded state. The side view which showed the link structure of the stroller coupling device shown in FIG. 1 in the folded state. The figure for demonstrating the structure of the fixing tool of the stroller coupling device shown in FIG. The side view which showed the link structure of the state which mounted | wore the stroller with the stroller coupling device shown in FIG. The side view which showed the link structure of the state which mounted | wore the stroller with the stroller coupling device shown in FIG. 1 in the folded state. The perspective view which showed the stroller coupling device by other embodiments of the present invention. The figure which looked at the stroller coupling device shown in FIG. 11 from the side. The perspective view which showed the stroller coupling device shown in FIG. 11 in the folded state. The perspective view which showed the state which mounted | worn the stroller coupling device shown in FIG. The perspective view which showed the state which mounted | worn the stroller coupling device shown in FIG. The perspective view which showed an example of the stroller connected using the stroller connection device shown in FIG. 1 and FIG. The perspective view which showed the vehicle body structure of the stroller shown in FIG. The side view which showed the link structure of the stroller shown in FIG. 16 in the unfolded state. The side view which showed the link structure of the stroller shown in FIG. 16 in the folded state. The figure which showed the other example of the fixing tool of the stroller coupling device. The figure which showed the other example of the fixing tool of the stroller coupling device. The figure which showed the other example of the fixing tool of the stroller coupling device. The figure which showed the other example of the fixing tool of the stroller coupling device. The figure which showed the other example of the fixing tool of the stroller coupling device. The figure which showed the other example of the fixing tool of the stroller coupling device. The figure which showed the other example of the fixing tool of the stroller coupling device.

  Hereinafter, a stroller coupling device according to an embodiment of the present invention will be described with reference to the drawings.

  First, an example of the stroller connected side by side using the stroller coupling device according to the present embodiment will be described with reference to FIGS. 16 to 19.

  In addition, the stroller connected using the stroller connecting device according to the present embodiment has the unfolded state (when used) shown in FIG. 18 as the link structure and the folded state (when stored) shown in FIG. 19 as the link structure. It can be deformed between. Hereinafter, the configuration of the stroller will be described focusing on the deployed state.

  As shown in FIG. 16, the stroller 50 includes a vehicle body 51, a seat 52 supported by the vehicle body 51, a hood 53 disposed above the seat 52, and a basket 54 disposed below the seat 52. I have.

  As shown in FIG. 17, the vehicle body 51 includes a frame portion 55, and a front wheel 56 and a rear wheel 57 that movably support the frame portion 55. The frame part 55 is a part constituting the frame structure of the vehicle body 51. That is, the frame portion 55 connects the pair of front legs 58, the pair of rear legs 59, and the pair of armrests 60 that are disposed on both sides in the left-right direction (width direction) of the stroller 50 (the vehicle body 51). A single push frame 61, a step 62 as a front cross member for connecting the lower portions of the left and right front legs 58 to each other, and a rear cross member 63 for connecting the lower portions of the left and right rear legs 59 to each other. I have. The front wheel 56 is provided at the lower end of the front leg 58, and the rear wheel 57 is provided at the lower end of the rear leg 59.

  On one side in the left-right direction of the vehicle body 51, the upper ends of the front legs 58 and the rear legs 59 and the leg mounting portions 64 at the lower ends of the armrests 60 are connected to each other via a fulcrum pin 65 so as to be rotatable. The same applies to the other side of the vehicle body 51.

  The hand pushing frame 61 includes a pair of left and right handle rods 66 and a grip rod 67 extended so as to connect the upper portions of the handle rods 66. Each handle bar 66 has a shape that can be divided into two parts, an upper barb part 66b and a lower barb part 66c, with a bent part 66a in the middle as a boundary. However, the upper collar portion 66b and the lower collar portion 66c are integrally formed by bending a single metal pipe material.

  An upper bracket 68 is attached to the lower collar portion 66c through a rivet so as not to move. An upper end portion of the armrest 60 is attached to the upper bracket 68 via an upper pin 69. Thereby, the armrest 60 and the handle bar 66 of the hand pushing frame 61 are rotatable with respect to each other about the upper pin 69 as a fulcrum.

  Further, at the lower end of the lower collar portion 66 c of the handle rod 66, the rear end portion of the front interlocking rod (front interlocking member) 70 and the front end portion of the rear interlocking rod (rear interlocking member) 71 are interposed via the lower pins 72. And are rotatably connected. The front end of the front interlocking rod 70 is rotatably connected to the front leg 58 via a front connection pin 73. A rear end portion of the rear interlocking rod 71 is rotatably connected to the rear leg 59 via a rear connection pin 74.

  Further, a lower bracket 75 is fixed to the rear leg 59. When the stroller 50 is in the unfolded state, the lower end of the handle bar 66 is in contact with the lower bracket 75 and is received in the vertical direction by the rear leg 59. An opening / closing lock mechanism 76 is provided around the lower pin 72 to restrain the stroller 50 in the expanded state and the folded state. The lower bracket 75 may be formed integrally with the rear leg 59.

  The front leg 58, the rear leg 59, the armrest 60, the handle bar 66, the front interlocking bar 70, and the rear interlocking bar 71 form link mechanisms on the left and right of the frame part 55 of the vehicle body 51, respectively. The configuration of the left and right link mechanisms is the same. By releasing the restraint of the vehicle body 51 by the opening / closing lock mechanism 76 and rotating the components of the link mechanism around the respective connection points, the stroller 50 can be deformed between the expanded state and the folded state.

  When the stroller 50 in the unfolded state is viewed from the left-right direction of the vehicle body 51, the upper collar portion 66b of the hand push frame 66, the armrest 60, and the front leg 58 are linearly arranged.

  Next, the stroller coupling device according to the present embodiment will be described with reference to the drawings.

  As shown in FIGS. 1 to 3, the stroller coupling device 1 according to this embodiment includes a front coupling member 2 for coupling the front legs 58 of the two strollers 50 and the rear legs of the two strollers 50. The rear connection member 3 for connecting 59 to each other and the upper connection member 4 for connecting the hand push frames 61 of the two strollers 50 are provided. The front connection member 2, the rear connection member 3, and the upper connection member 4 are substantially rod-shaped members extending in the left-right direction, and have a common length.

  The stroller coupling device 1 further includes a first link member 5, a second link member 6, a third link member 7, and a first link member for coupling the front coupling member 2, the rear coupling member 3, and the upper coupling member 4 to each other. A four-link member 8 is provided.

  One end of the first link member 5 is fixed to the center in the left-right direction of the front connection member 2, and one end of the second link member 6 is fixed to the center in the left-right direction of the rear connection member 3. The other end of the first link member 5 is connected to the other end of the second link member 6 so as to be rotatable around a central rotation axis 9 extending in the left-right direction.

  One end of the third link member 7 is connected to the other ends of the first link member 5 and the second link member 6 so as to be rotatable around the central rotation axis 9. One end of a fourth link member 8 is connected to the other end of the third link member 7 so as to be rotatable around an upper rotation axis 10 extending in the left-right direction. The other end of the fourth link member 8 is fixed to the central portion in the left-right direction of the upper connecting member 4.

  As shown in FIG. 4, the stroller coupling device 1 according to the present embodiment couples the side surfaces of two strollers 50 arranged side by side.

  The stroller coupling device 1 having the above configuration includes a central joint portion 11 and an upper joint portion 12 as shown in FIGS. 5 to 7, and first to fourth link members around both joint portions 11 and 12. By rotating 5 to 8, the entire apparatus can be switched between the apparatus deployed state (FIG. 6) and the apparatus folded state (FIG. 7).

  As shown in FIGS. 1 to 3, when the stroller coupling device 1 is switched from the device folded state to the device unfolded state, the angle between the first link member 5 and the third link member 7 is the device unfolded state. Rotation limiting means 13 is provided so as to be limited at. That is, the rotation restricting means 13 is in contact with the first link member 5 in the apparatus deployed state shown in FIG. 1 by the front end portion of the third link member 7 being in contact with the front surface of the first link member 5. The rotation operation relative to the third link member 7 is limited.

  The third link member 7 is formed with an article receiving portion 14 that functions as a cup holder or an accessory case. The article receiver 14 is formed so as to be in a posture in which an article can be placed in the unfolded state. The place where the article receiving portion 14 is formed is not limited to the third link member 7, and the article receiving portion 14 may be formed on the first link member 5, the second link member 6, or the fourth link member 8.

  As shown in FIG. 1 to FIG. 3, front fixtures 15 that are releasably connected to the front legs 58 of the two strollers 50 are provided on the left and right ends of the front coupling member 2 of the stroller coupling device 1. ing. Similarly, the rear fixing member 16 that is releasably connected to the rear legs 59 of the two strollers 50 is provided at the left and right ends of the rear connecting member 3. Further, upper and lower fixtures 17 that are releasably connected to the hand push frames 66 of the two strollers 50 are provided at the left and right ends of the upper connecting member 4.

  As shown in FIG. 8, the front leg 58, the rear leg 59, and the hand push frame 66 of the stroller 50 have non-circular cross-sectional shapes, respectively, and the front fixture 15, the rear fixture 16, and the upper part. Each of the fixing portions 17 has a fixing surface that matches the non-circular cross-sectional shapes of the front leg 58, the rear leg 59, and the hand push frame 66 of the stroller 50.

  The front fixing tool 15, the rear fixing tool 16, and the upper fixing tool 17 each include an opening / closing piece 18 having one end rotatably connected to the front connecting member 2, the rear connecting member 3, and the rear connecting member 4. . One end of a locking piece 19 is rotatably connected to the other end of the opening / closing piece 18. A protrusion 20 having a tapered surface is formed on the inner surface of the distal end portion of the locking piece 19, and the taper surface of the protrusion 20 is a taper of the protrusion 21 formed on the connecting members 2, 3, 4 side. Engage with the surface. The protrusions 20 on the fixing tools 15, 16, 17 side and the protrusions 21 on the connecting members 2, 3, 4 side are slid through both tapered surfaces, and the protrusions 20, 21 are fixed by snap coupling. .

  As described above, the front fixing member 15, the rear fixing member 16, and the upper fixing member 17 of the stroller coupling device 1 are attached to the front leg 58, the rear leg 59, and the hand push frame 66 of the stroller 50 by the fixing surface of the noncircular cross section. By fixing, rotation of the front fixing member 15, the rear fixing member 16, and the upper fixing member 17 of the stroller coupling device 1 around the longitudinal axes of the front leg 58, the rear leg 59, and the hand push frame 66 is limited. . Therefore, the two strollers 50 can be firmly coupled by the stroller coupling device 1.

  As shown in FIG. 9 and FIG. 10, the stroller coupling device 1 according to the present embodiment has a first link member 5, a second link member 6, The central joint portion 11 that rotatably connects the other ends of the third link member 7 substantially coincides with the joint portion that rotatably connects the upper ends of the front legs 58 and the rear legs 59 of the stroller 50.

  In addition, the stroller coupling device 1 according to the present embodiment, when mounted on the stroller 50, is an upper joint portion 12 that rotatably connects the third link member 7 and the fourth link member 8 when viewed from the lateral direction. However, it substantially coincides with the joint portion that rotatably connects the armrest 60 of the stroller 50 to the hand push frame 66.

  Moreover, when the stroller coupling device 1 according to the present embodiment is viewed from the lateral direction in a state where it is mounted on the stroller 50, the first link member 5, the second link member 6, and the third link member 7 are respectively The front leg 58, the rear leg 59, and the armrest 60 of the stroller are substantially coincident with each other. In the expanded state, the first link member 5 and the third link member 7 are substantially linear as a whole.

  As described above, since the central joint portion 11 and the upper joint portion 12 of the stroller coupling device 1 are substantially coincident with the respective joint portions of the stroller 50 when viewed from the lateral direction, the development shown in FIG. When switching from the state to the folded state shown in FIG. 10, the shape of the stroller coupling device 1 changes following the change in the shape of the stroller 50. Therefore, an unreasonable force is not applied to the stroller coupling device 1 during the folding operation, and a smooth folding operation can be realized.

  It should be noted that the rotation axes 9 and 10 of the joint portions 11 and 12 of the stroller coupling device 1 and the rotation axis of the joint portions of the stroller 50 do not necessarily need to completely coincide with each other, even if both rotation axes are slightly deviated. Folding operation is possible.

  As described above, according to the stroller coupling device 1 according to the present embodiment, two strollers can be firmly coupled side by side by the stroller coupling device 1 configured by integrating a plurality of components.

  In addition, since the stroller coupling device 1 has an integrated configuration, the fixing positions of the fixing tools 15, 16, and 17 with respect to the stroller 50 are naturally determined, so that erroneous assembly can be prevented.

  In addition, by aligning the joints 11 and 12 of the stroller coupling device 1 with the joints of the stroller 50, the two strollers 50 in the coupled state can be smoothly switched from the expanded state to the folded state.

  In addition, when each stroller 50 is used individually, it is possible to easily use the stroller 50 by removing the fixing tools 15, 16, and 17 of the stroller coupling device 1.

  Further, the provision of the article receiver 14 in the stroller coupling device 1 can increase added value.

  Next, a stroller coupling device according to another embodiment of the present invention will be described with reference to FIGS. 11 to 15, members having the same functions as those in the embodiment shown in FIG. 1 are denoted by the same reference numerals.

  The stroller coupling device 30 according to the present embodiment has a link structure common to the stroller coupling device 1 shown in FIG. 1, but the third link member 7 is not provided with an article receiving portion, and the fourth link. The difference is that the length of the member 8 is increased.

  That is, in the stroller coupling device 30 according to the present embodiment, as shown in FIGS. 11 to 13, the third link member 7 has a shape similar to the armrest 60 of the stroller 50 (see FIG. 16). . Therefore, as shown in FIGS. 14 and 15, the degree of design harmony between the armrest 60 of the stroller 50 and the third link member 7 of the stroller coupling device 30 can be increased.

  Further, in the stroller coupling device 30 according to the present embodiment, since the length dimension of the fourth link member 8 is increased, the handle bar 66 of the stroller 50 and the stroller coupling device 30 are arranged as shown in FIGS. 14 and 15. The degree of design harmony with the fourth link member 8 can be increased.

  About the other effect of the stroller coupling device 30 by this embodiment, the effect similar to the stroller coupling device 1 shown in FIG. 1 can be obtained.

  In the present invention, the fixing tool for fixing the stroller coupling device to the stroller is not limited to the structure described above, and various fixing tools can be used.

  20 to 26 show some examples of such fixtures. For example, as shown in FIG. 20, a fixture 30 having a hook-and-loop fastener can be used. Moreover, as shown in FIG. 21, the fixture 31 of the attachment structure which can be attached or detached using the elastic deformation of a member can also be used. Further, as shown in FIG. 22, a fixing tool 32 of a type having a hinge structure and screwed can also be used. Moreover, as shown in FIG. 23, the fixing tool 33 provided with the clasp can also be used. In addition, as shown in FIG. 24, a fixture 34 having a ratchet structure can be used. In addition, as shown in FIG. 25, a fixture 35 for fixing by using an attractive force by a magnet can also be used. In addition, as shown in FIG. 26, a fixture 36 having a slide mechanism can be used.

DESCRIPTION OF SYMBOLS 1, 30 Stroller coupling device 2 Front coupling member 3 Rear coupling member 4 Upper coupling member 5 First link member 6 Second link member 7 Third link member 8 Fourth link member 9 Central rotational axis 10 Upper rotational axis 11 Central joint Part 12 Upper joint part 13 Rotation restricting means 14 Article receiving part 15 Front part fixture 16 Rear part fixture 17 Upper part fixture 18 Opening and closing piece 19 Locking piece 20 Locking piece side protrusion 21 Connecting member side protrusion 30, 31 , 32, 33, 34, 35, 36

Claims (7)

A stroller connecting device for connecting two strollers side by side,
A front connecting member for connecting the front legs of the two strollers;
A rear connecting member for connecting the rear legs of the two strollers;
An upper connecting member for connecting the hand push frames of the two baby strollers;
A first link member having one end fixed to the front connecting member;
A second link member having one end fixed to the rear connection member and the other end rotatably connected to the other end of the first link member;
A third link member having one end rotatably connected to each other end of the first link member and the second link member;
A stroller coupling device comprising: a fourth link member having one end rotatably connected to the other end of the third link member and the other end fixed to the upper coupling member.   A central joint portion that rotatably connects the other ends of the first link member, the second link member, and the third link member when viewed from the side in a state of being mounted on the stroller, The stroller coupling device according to claim 1, wherein the stroller coupling device substantially coincides with a joint portion that rotatably connects the upper ends of the front leg and the rear leg of the stroller.   When viewed from the side when mounted on the stroller, the upper joint portion that rotatably connects the third link member and the fourth link member can rotate the armrest of the stroller to the hand push frame. The stroller coupling device according to claim 1, wherein the stroller coupling device substantially coincides with a joint portion connected to the baby stroller.   The article receiving portion is formed in at least one of the first link member, the second link member, the third link member, and the fourth link member. The stroller coupling device according to 1. Front right and left ends of the front connecting member are provided with front fixing members releasably connected to the front legs of the two strollers,
At both left and right ends of the rear connecting member, rear fixing tools that are releasably connected to the rear legs of the two strollers are provided,
The stroller connection according to any one of claims 1 to 4, wherein upper and lower fixtures connected to the hand push frames of the two strollers are releasably provided at both left and right ends of the upper connection member. apparatus. At least one of the front leg, the rear leg, and the hand frame of the stroller has a non-circular cross-sectional shape;
The stroller coupling device according to claim 5, wherein at least one of the front fixing tool, the rear fixing tool, and the upper fixing part has a fixing surface that matches the noncircular cross-sectional shape. When switching from the device folded state in which the first link member and the third link member are pulled toward the second link member to the device unfolded state when mounted on the stroller in the unfolded state, the first link member The stroller coupling device according to any one of claims 1 to 6, wherein a rotation restricting unit is provided so that an angle between the first link member and the third link member is restricted in the device deployed state.

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