JP2004249902A - Infant carrying device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To realize an infant carrying device portable by being compactly stored with constitution of simple parts and usable by being easily assembled when carrying the infant. <P>SOLUTION: In this infant carrying device 1, the infant is inserted from an opening part 23A of a holding belt 23. At this time, feet of the infant are placed on stays 21. The hip part of the infant is covered with the holding belt 23 and the infant is made to hold grip bars 22. The device 1 is towed by holding a hold part 31 by parents, etc. to carry the infant. When the device 1 is carried, the device 1 is easily folded and is remarkably reduced in size as compared with a conventional device since the device 1 is constituted of simple parts. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an infant transport device that is convenient to be carried on a trip, for example.
[0002]
[Prior art]
As is well known, there is a baby carriage as an infant transporting apparatus, and this baby carriage has a size of a golf bag even in a folded state, and cannot be said to be suitable for being carried and brought. Was. For example, when a parent goes on a trip with an infant, it is necessary to bring a baby carriage in addition to baggage, and this baby carriage has become a burden.
[0003]
Therefore, Patent Document 1 (Japanese Utility Model Laid-Open Publication No. 3-43075) described later discloses a stroller and a stroller / baby stroller (infant transport device) whose form is transformed into a backpack.
This device includes a seat surface mounted in a ring-shaped frame, a pair of left and right front leg rods and a rear leg rod each having an upper end rotatably mounted in the front-rear direction with respect to the frame. A pair of shoulder belts passed between a lower end portion and a front upper portion of the seating surface, and a hand pusher having both ends rotatably attached to the frame and swinging vertically behind the seating surface. It has a rod. Further, running wheels are provided at the lower ends of the pair of left and right front leg rods and rear leg rods, respectively.
[0004]
When using this device as a backpack, place the child on the seat surface, close each front leg bar and rear leg bar, swing the pushrod downward and hang it down, and hang the backpack belt on both shoulders. .
On the other hand, when the device is used as a baby carriage, the front leg rod and the rear leg rod are opened forward and backward, and the hand pushing rod is swung upward to fix the standing state by the fixing means.
[0005]
[Patent Document 1]
Japanese Utility Model Publication No. 3-43075
[0006]
[Problems to be solved by the invention]
By the way, the minimum configuration of the backpack / baby stroller described in Patent Document 1 described above is a state in which the front leg rod and the rear leg rod are closed, and the push rod is rocked downward and tilted. When carrying the stroller / baby stroller in this state, the stroller is carried as a backpack. For this reason, the device described in Patent Document 1 described above is more compact than a conventional foldable baby carriage, but is not deformed to a size optimal for carrying.
[0007]
The present invention has been made in view of the above-mentioned circumstances, and the present invention can be compactly stored and carried by using simple components, and can be easily assembled and used when carrying an infant. It is an object of the present invention to provide an infant transport apparatus capable of performing the above-mentioned operations.
[0008]
[Means for Solving the Problems]
In order to solve the above problems, the present invention provides a rod-shaped frame whose length in the axial direction is variable, a grip portion provided on one side of the frame, and a grip portion provided on the other side of the frame. It is characterized by comprising a pair of wheels disposed on a rotating shaft, and a storage portion provided on the frame and storing a baby.
With such a configuration, the infant transport device is composed of relatively simple and small parts, so that the person using the infant transport device can easily deform into a form suitable for carrying, and the infant transport device Can be reduced.
[0009]
In the above configuration, the housing portion extends in an orthogonal axis direction substantially orthogonal to an axial direction of the frame, and has a pair of stays for an infant to put on a foot, between the frame and each of the stays. Preferably, a mechanism is provided in which the direction in which the stays extend is appropriately switched between the orthogonal axis direction and the axial direction, or a mechanism in which the stays are detachably attached to the frame.
[0010]
In the above-described configuration, it is preferable that the accommodation section has a grip bar that can be gripped by the infant. Further, it is preferable that the accommodation section has a holding band for covering the infant and holding the infant on the frame while the infant rests on the stays.
[0011]
In the above configuration, the housing portions are located on both sides of the frame, and two frame bodies provided by a mechanism that can be appropriately switched between an orthogonal axis direction substantially orthogonal to an axial direction of the frame and the axial direction; A bag attached to the frame and having an opening and a bottom, wherein the bottom of the bag is engaged with a frame of the frame located on the other side of the frame. It is preferable that a groove is formed and a mounting margin to be mounted on a frame located on one side of the frame among the frames is formed in the opening of the bag.
[0012]
In the above configuration, it is preferable that the storage section is a bag body having a seat surface and a back surface.
In the above configuration, it is desirable that a stepping hole from which a child can put out a foot is formed in the bag body.
In the above configuration, it is preferable that the bag body has an arm extension hole through which the infant extends his or her arm.
The bag is desirably a storage bag for storing each part when carrying the infant transport device.
[0013]
In the above configuration, it is preferable that the frame be provided with a protector for preventing the infant from directly hitting the frame.
[0014]
In the above configuration, it is preferable that the frame be provided with auxiliary wheels that contact the ground together with the respective wheels so as to hold the frame in an inclined state with respect to the ground.
In the above configuration, it is preferable that each of the wheels is attached to the frame via a mechanism capable of changing a separation dimension in a rotation axis direction.
In the above configuration, the frame expands and contracts with respect to the main frame provided with the housing portion, the main frame, and a first frame provided with the grip portion at a tip thereof, and expands and contracts with respect to the main frame, It is desirable to have a second frame provided with the respective wheels at the tip thereof.
[0015]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings as appropriate.
[0016]
(1) Embodiment 1
First, an infant transport device according to a first embodiment of the present invention will be described with reference to FIGS.
[0017]
(1-1) Configuration of infant transport device 1
As shown in FIGS. 1 and 2, the infant transport apparatus 1 according to the first embodiment includes a rod-shaped frame 10, a housing section 20, a grip section 31, and wheels 32, 32.
The frame 10 includes a main frame 11 formed of a cylindrical body having a cross section formed into an elliptical shape or an elliptical shape, a first frame 12 provided so as to be able to expand and contract from the main frame 11 toward one side (upper side), A second frame 13 is provided so as to extend and contract from the main frame 11 toward the other side (lower side). The frame 10 is made of, for example, a lightweight metal such as aluminum or titanium, or a reinforced plastic, in order to reduce the strength and the weight.
[0018]
An annular grip portion 31 is fixed to the tip of the first frame 12, and a pair of wheels 32, 32 is rotatably supported by a wheel frame 14 formed at the tip of the second frame 13. The main frame 11 is covered with a buffer 11A made of an elastic material.
[0019]
The wheels 32 are supported by a wheel frame 14 extending in a direction substantially perpendicular to the second frame 13.
Here, for convenience, as shown in FIG. 2, the direction in which the frame 10 expands and contracts is the X axis, the direction of the rotation axis of the wheels 32 is the Y axis, and the direction in which the wheels 32 roll and the device 1 moves is the Z axis.
The wheel frame 14 includes a telescopic mechanism 15 that changes the separation distance of each wheel 32 in the Y-axis direction. As shown in FIG. 3, the telescopic mechanism 15 includes a cylindrical body 15A fixed to the tip of the second frame 13, a shaft 15B that slides in the cylindrical body 15A in the axial direction (Y-axis direction), A housing hole 15C drilled in the radial direction of the shaft portion 15B, a projection 15D and a spring 15E housed in the housing hole 15C and having a hemispherical tip, and an engagement hole drilled in the cylindrical body 15A. 15F. In order to regulate the rotation of the shaft portion 15B with respect to the cylindrical body 15A, a concave groove and a convex groove (neither is shown) that engages with the concave groove are formed on the peripheral surfaces of each other along the axial direction. ing. Although only one wheel 32 is described in FIG. 3, the same applies to the telescopic mechanism 15 of the other wheel 32.
[0020]
In the extension mechanism 15, a pressing force acts on the projection 15D radially outward by the spring 15E. Therefore, when the shaft 15B is slid in the direction of arrow a 'and the projection 15D is fitted to the engagement hole 15F, the projection 15D is engaged with the engagement hole 15F. Then, the telescopic mechanism 15 fixes the protrusion dimension of the shaft portion 15B by engaging the projection 15D with the engagement hole 15F.
[0021]
Next, returning to FIGS. 1 and 2, the housing section 20 will be described.
The accommodation section 20 includes a pair of stays 21, a pair of grip bars 22, and a holding band 23.
Each stay 21 is located on the other side in the axial direction (X-axis direction) of the main frame 11, extends in a direction substantially perpendicular to the axial direction of the main frame 11 (Y-axis direction), and is attached to the main frame 11. These stays 21 are attached to the main frame 11 by hinges (not shown), and are moved in the direction of arrow b in FIG. (See FIG. 4).
[0022]
Similarly, each gripping bar 22 is located on one side of the main frame 11 in the axial direction (X-axis direction), and extends in a direction (Y-axis direction) substantially orthogonal to the axial direction of the main frame 11. 11 is attached. The grip bars 22 are attached to the main frame 11 by hinges (not shown), and are bent in the direction of arrow c in FIG. (See FIG. 4).
[0023]
Note that the stay 21 and the grip bar 22 may be provided detachably from the main frame 11. In this case, the main frame 11 is formed with a short tubular mounting portion that extends in the Y-axis direction and has an internal thread formed on the inner peripheral surface. What is necessary is just to form the male screw part screwed in this female screw part.
[0024]
The holding band 23 is formed in a substantially U-shape by a cloth (for example, a mesh, a net, or the like) having flexibility and elasticity. The holding band 23 is attached to the main frame 11 by hooking holes formed at four corners on the stays 21 and the grip bars 22. An annular groove may be formed at the tip of the stay 21 and the grip bar 22 so that the holding band 23 is locked so as not to move. The end of the portion of the holding band 23 straddling each of the grip bars 22 becomes an opening 23A for inserting an infant.
[0025]
In the frame 10, the expansion and contraction mechanism of the first frame 12 and the second frame 13 that expands and contracts with respect to the main frame 11 is substantially the same as the above-described expansion and contraction mechanism 15, and the description thereof will be omitted. .
[0026]
(1-2) Usage example of infant transport device 1
Next, a usage example of the infant transport apparatus 1 configured as described above will be described.
When transporting an infant using the device 1, the infant is inserted through the opening 23A of the holding band 23. At this time, as shown in FIG. 1, both feet of the infant are set on the stays 21 and 21. Then, the buttocks of the infant are covered with the holding band 23 so that the infant can grip the grip bars 22 and 22.
In the infant transport apparatus 1, the infant is transported by the parent or the like holding the grip portion 31 and towing.
[0027]
On the other hand, the infant transport device 1 can be folded as shown in FIGS.
Specifically, after the holding band 23 is removed from the stay 21 and the grip bar 22, the stay 21 is bent in the direction of arrow b and the grip bar 22 is bent in the direction of arrow c, and the shaft portion 15B of the wheel 32 is rotated in the direction of arrow a. The first frame 12 is moved in the direction of arrow d, and the second frame 13 is moved in the direction of arrow e to contract. Thereby, the infant transport apparatus 1 becomes compact as substantially as the size of the main frame 11, as shown in FIG.
[0028]
(1-3) Effect of First Embodiment
As described above, in the infant transport apparatus 1 according to the first embodiment, an apparatus that transports an infant with simple components can be realized. In addition, as shown in FIG. 4, the device 1 can be easily assembled and dismantled by folding. As described above, the infant carrier 1 can be significantly reduced in size as compared with a conventional baby carriage, and is a very convenient infant carrier.
[0029]
For example, when traveling with a toddler who can walk sufficiently, the infant transport apparatus 1 is compactly folded when the infant can walk, and the infant transport apparatus 1 can be easily folded when the infant is tired. After assembling, the infant is accommodated in the accommodation section 20 of the infant transport apparatus 1 and transported. As a result, the infant transport apparatus 1 according to the first embodiment can greatly reduce the burden on the parent or the like who connects the infant.
[0030]
In addition, in the infant transport device 1 according to the present embodiment, the infant himself has to put his foot on the stay 21 and hold the grip bar 22 to be gripped by the frame 10, which is smaller than that of a conventional stroller in which an infant simply rides. In addition, it is possible to give the infant a sense of play and to develop motor skills such as a sense of balance.
[0031]
(1-4) Modification
(1-4-1)
In the first embodiment, the case where the accommodation unit 20 accommodates the infant is described, but the accommodation unit 20 may be configured without the holding band 23. In this case, the infant himself must grasp the frame 10 using the stay 21 and the gripping bar 22, so that the infant can have a more playful feeling.
[0032]
(1-4-2)
In the first embodiment, the grip bar 22 is provided. However, the grip bar 22 may be omitted, and the frame 10 may be gripped by an infant instead of the grip bar. Further, the number of parts of the device 1 is reduced. be able to.
[0033]
(1-4-3)
In the first embodiment, the case in which the infant's foot is put on the stay 21 has been described. However, the infant may be made to stand on the stay 21. In this case, the stay 21 is arranged near the wheel 32. In this way, the infant carrier 1 can bring its center of gravity closer to the wheels 32, and can enhance stability.
[0034]
Furthermore, if the stay 21 is made detachable and the mounting position is appropriately changed, the mounting position of the stay in accordance with the physique of the infant and the posture for accommodating the infant (the posture for sitting on the stay, the posture for standing on the stay) is set. Changes can be made.
[0035]
(1-4-4)
As shown by the phantom line in FIG. 1, an auxiliary wheel 33 that contacts the ground together with each wheel 32 may be provided via a shaft 33A. At this time, the infant transport device 1 can make the inclination angle of the device 1 constant by bringing the auxiliary wheel 33 into contact with the ground. Thereby, the infant transport apparatus 1 can eliminate a change in the inclination angle of the apparatus 1 during transport, and can give a sense of security to the transported infant.
The auxiliary wheel 33 may be provided such that the starting end of the shaft 33A is detachable from the frame 10 or rotatably provided. When the shaft 33A is rotatably provided, a mechanism for restricting the rotation of the shaft 33A when the shaft 33A reaches a certain angle may be provided in the rotating portion of the shaft 33A.
[0036]
(2) Embodiment 2
Next, an infant transport device according to a second embodiment of the present invention will be described with reference to FIGS. The feature of the second embodiment resides in that the accommodating portion is constituted by a pair of frames and a bag attached to the frames. In the present embodiment, the same components as those in the above-described first embodiment are denoted by the same reference numerals, and the description thereof will be omitted.
[0037]
(2-1) Configuration of infant transport device 41
The infant transporting apparatus 41 according to the second embodiment includes the frame 10, the housing 50, the grip 31, and the wheels 32.
Here, for convenience, as shown in FIG. 5, the direction in which the frame 10 expands and contracts is the X axis, the direction of the rotation axis of the wheels 32 is the Y axis, and the direction in which the wheels 32 roll and the device 41 moves is the Z axis.
[0038]
The accommodating portion 50 includes a first rectangular frame 51 and a second rectangular frame 52 provided on both sides of the main frame 11, a connecting stay 53 connecting these frames 51, 52, and the frames 51, 52. And a bag body 54 attached to the main body.
[0039]
The first frame 51 has a fixed side 51 </ b> A provided on one side (upper side) of the main frame 11. At both ends of the fixed side 51A, a substantially "U" -shaped movable side 51B that rotates about a rotation axis (axis Y1) is provided. Further, on both sides of the fixed side 51A, tips of a pair of fixed portions 51C that bend and extend in the Y-axis direction and the Z-axis direction in order from the main frame 11 are fixed. Of the fixing bracket 51D extending from the front end is fixed. Each fixing portion 51C for fixing the fixed side 51A to the main frame 11 is inclined by an angle α with respect to the main frame 11, as shown in FIG. Therefore, the first frame 51 is also inclined by the angle α with respect to the main frame 11.
[0040]
The second frame 52 is provided on the other side (lower side) of the main frame 11 and has a pair of fixed sides 52A, 52A extending in the Y-axis direction. At both ends of these fixed sides 52A, movable sides 52B having a substantially “U” shape that rotate about a rotation axis (axis Y2) are provided. The second frame 52 is disposed on the main frame 11 substantially in parallel with the first frame 51.
[0041]
The connecting stay 53 connects the substantially central portion of the movable side 51B and the substantially central portion of the movable side 52B. The connecting stay 53 has a long stay 53A and a short stay 53B. The long stay portion 53A is provided so as to be swingable about an axis extending in the Y-axis direction on the second frame 52 side and rotatable about the axis, and a male screw portion is formed at the tip. . The short stay portion 53B is provided so as to be swingable around an axis extending in the Y-axis direction on the first frame 51 side, and a female screw portion is formed at a tip end. The connecting stay 53 formed by screwing the male screw of the stay 53A into the female screw of the stay 53B connects the first frame 51 and the second frame 52.
[0042]
A connection bracket 52 </ b> C is provided between substantially the center of the movable side 52 </ b> B of the second frame 52 and the main frame 11. The connection bracket 52C includes a long stay 52C1 and a short stay 52C2, like the connection stay 53. The long stay portion 52C1 is provided so as to be swingable about an axis extending in the Y-axis direction on the side of the main frame 11 and rotatable about the axis, and a male screw portion is formed at the tip. The short stay portion 52C2 is provided so as to be swingable around an axis extending in the Y-axis direction on the second frame 52 side, and has a female screw portion at the tip. A connection bracket 52C formed by screwing a male thread of the stay 52C1 to a female thread of the stay 52C2 connects the movable side 52B of the second frame 52 to the main frame 11.
[0043]
The bag 54 is attached to the frames 51 and 52 as shown in FIG. As shown in FIG. 7, the bag body 54 extends from four sides of the bottom plate 54A formed with an engagement groove 54A1 engaged with the movable side 52B of the second frame body 52, and is formed of a cloth material. And a cylindrical body 54B. A mounting margin 54C is formed in the opening of the cylindrical body 54B so as to be folded and mounted so as to straddle the first frame body 51. When the bag body 54 is mounted on the frame 51, cutouts 54D, 54D,... Which escape the fixing portions 51C, 51C and the fixing bracket 51D of the first frame 51 are formed in the mounting margin 54C.
[0044]
The length of the notch 54D is set so that the depth from the tip to the bottom plate 54A is substantially equal to the dimension from the first frame 51 to the second frame. Further, surface fasteners 54E, 54E,... For attaching and detaching and fixing the mounting margin 54C are provided in a portion where the mounting margin 54C and the first frame 51 are folded. On the surface of the cylindrical body 54B where the notch 54D is formed, at the position on the bottom plate 54A side, there are formed foot-out holes 54F, 54F so that the foot-out holes 54F are covered by the lid 54F1. Become.
[0045]
The bag body 54 thus formed is placed on the second frame body 52 so that the engagement groove 54A1 of the bottom plate 54A is engaged with the movable side 52B, and covers the first frame body 51. Then, the mounting margin 54C is turned back, and the mounting margin 54C is stopped by the surface fasteners 54E. Thus, the housing portion 50 is formed by attaching the bag body 54 to the frame bodies 51 and 52.
[0046]
Further, an auxiliary wheel 33 is provided on the other side of the main frame 11 via a support bracket 33B and a shaft 33A that is turned around the axis Y3 of the support bracket 33B. When the auxiliary wheel 33 is brought into contact with the ground together with the wheel 32, the inclination angle of the device 41 is set to the angle α ′. In the vicinity of the support bracket 33B, a mechanism for restricting rotation when the shaft 33A reaches the angle α 'is provided. The angle α ′ is an angle that is substantially equal to the angle α between the first frame 51 and the second frame 52 with respect to the main frame 11. Thus, the infant transport device 41 is inclined by the angle α ′ with respect to the ground by bringing the wheels 32 and the auxiliary wheels 33 into contact with each other. At this time, the first frame 51 and the second frame 52 of the storage section 50 are substantially parallel to the ground. For this reason, the device 41 can give a sense of security to the infant accommodated in the accommodation section 50.
[0047]
(2-2) Usage example of infant transport device 41
Next, a usage example of the infant transport device 41 described above will be described.
When the infant is transported using this device 41, the infant is inserted through the opening of the accommodation part 50 as shown in FIG. At this time, the infant is accommodated so that both feet of the infant come out of the foot holes 54F, 54F.
[0048]
The infant transport device 41 transports the infant by being pulled by the parent or the like with the grip portion 31.
[0049]
On the other hand, when the infant carrier 41 is folded, the bag 54 is removed from the frames 51 and 52, the connection bracket 52C and the connection stay 53 are disconnected, and the movable side 51B of the first frame 51 is centered on the axis Y1. Then, the movable side 52B of the second frame 52 is folded upward about the axis Y2. Further, the stay 53A of the connecting stay 53 and the stay 52C1 of the connecting bracket 52C are folded. The shaft 33A of the auxiliary wheel 33 is rotated downward about the axis Y3. Thus, as shown in FIG. 8, the device 41 is compactly folded and then stored in the bag 54.
At this time, since the length of the long portion of the bottom plate 54A is set to be larger than the length of the frame 10 folded, the device 41 can be stored in a state of being laid on the bottom plate 54A. Become.
[0050]
(2-3) Effects of Embodiment 2
As described above, in the infant transport apparatus 41 according to the second embodiment, in addition to the same effects as those of the infant transport apparatus 1 according to the first embodiment, the infant can be stably accommodated in the accommodation section 50. It is possible to reduce the burden on the infant as compared with the infant transport device 1 of the first embodiment. As a result, it is possible to realize a device that can be safely transported even when an infant falls asleep.
[0051]
Further, in the infant transport device 41, the device 41 is maintained in a state of being inclined at the angle α 'by the auxiliary wheel 33, so that a sense of security can be further provided to the infant.
[0052]
(2-4) Modification
(2-4-1)
In the second embodiment, the case has been described in which the bag body 54 attached to the frame bodies 51 and 52 is attached so that the foot hole 54F faces the frame 10 side. However, the bag body 54 is connected to the connection stay 53 by the foot hole 54F. It may be attached to the frame bodies 51 and 52 so as to face the side. Thereby, the direction of the infant can be changed.
[0053]
(2-4-2)
In the second embodiment, the case where the connecting stay 53 and the connecting bracket 52C are formed so as to be connectable using a screw mechanism has been described. However, the present invention is not limited to this. In short, any mechanism can be used as long as it can be connected and released.
[0054]
(2-4-3)
In the second embodiment, the case where the widths of the frame bodies 51 and 52 are fixed has been described. However, the frame bodies 51 and 52 can be contracted or bent so that the width dimensions of the frame bodies 51 and 52 can be changed. There may be. In this case, the width dimensions of the frame bodies 51 and 52 can be made smaller, and the size can be further reduced when the camera is carried.
[0055]
(2-4-4)
In the second embodiment, the first frame 51 and the second frame 52 are independently deformed. However, the present invention is not limited to this, and each frame is linked by a connecting stay. You may make it fold simultaneously. In this case, assembly and folding can be performed more easily.
[0056]
(2-4-5)
In the middle of the shaft 33A that supports the auxiliary wheels 33, as shown in FIG. 6, foot bars 33C, 33C whose tips extend in the Y-axis direction may be provided. Further, in the second embodiment, the auxiliary wheel 33 is detachably provided to the main frame 11, but may be detachably provided to the main frame 11 at the starting end of the shaft 33A.
[0057]
(2-4-6)
Furthermore, as shown by the imaginary line in FIG. 5, by providing the substantially “L” -shaped angle 34 in the first frame 13, the infant carrier device 41 can be temporarily left in an assembled state, for example. It is possible to place the camera in a state in which it is set up.
[0058]
(3) Embodiment 3
Next, an infant transporting apparatus according to Embodiment 3 of the present invention will be described with reference to FIGS. A feature of the third embodiment is that the storage section is formed from a bag having a seat surface and a back surface. In the present embodiment, the same components as those in the above-described first embodiment are denoted by the same reference numerals, and the description thereof will be omitted.
[0059]
(3-1) Configuration of infant transport device 71
As shown in FIGS. 9 and 10, the infant transport apparatus 71 according to the third embodiment includes a frame 10, a housing section 80, a grip section 31, wheels 32, 32, and a back strap 85.
[0060]
Here, for the sake of convenience, as shown in FIG. 10, the direction in which the frame 10 expands and contracts is the X axis, the direction of the rotation axis of the wheels 32 is the Y axis, and the direction in which the wheels 32 roll and the device 71 moves is the Z axis.
[0061]
The frame 10 includes a main frame 11, a first frame 12, and a second frame 13. An annular grip portion 31 is fixed to a tip of the first frame 12, and a pair of wheels 32 is attached to a tip of the second frame 13. Is rotatably provided. The outer periphery of the main frame 11 is covered with a buffer 11A made of an elastic material.
The housing portion 80 includes a seat plate 81, a back plate 82, and a housing wall 83, and is formed in a bag shape having an opening 80A by these portions.
The ends of the seat plate 81 and the back plate 82 are connected by a hinge (not shown), and the hinge is fixed to the other side of the main frame 11. The seat plate 81 and the back plate 82 are arranged at a substantially right angle by the first bracket 82A, and are configured to be foldable. The rear plate 82 is disposed at an angle between the rear plate 82 and the frame 10 by the second bracket 82B. These stays are used as reinforcing members for keeping the back plate 82 and the seat plate 81 at a predetermined angle with respect to the frame 10. In addition, these stays are folded into a substantially “F” shape when being carried, so that the seat plate 81 is fitted to the back plate 82, and the back plate 82 is fitted to the frame 10. Accordingly, the seat plate 81 and the back plate 82 have a structure that can be folded with respect to a line (Y axis) extending substantially parallel to the axis (X axis) of the frame 10.
[0062]
The housing wall 83 is formed of a cloth body formed of a material having flexibility and elasticity (for example, a mesh, a net, or the like) in a quadrangular shape. 82. Further, on the side of the seat plate 81 of the housing wall 83, there is formed a foot hole 83A for an infant to extend his / her feet. 83B is formed.
A back strap 85 is provided on the back plate 82 from one side to the other side.
[0063]
(3-2) Usage example of infant transport device 71
Next, a usage example of the above-described infant transport device 71 will be described.
[0064]
When the infant is transported using the device 71, the infant is inserted through the opening 80A of the accommodation section 80 as shown in FIG. At this time, the infant is accommodated so that both feet of the infant come out of the leg holes 83A, 83A, and both arms of the infant come out of the arm holes 83B, 83B.
Then, the infant transport device 71 transports the infant when the parent or the like pulls the grip portion 31 with the grip portion 31.
[0065]
On the other hand, when folding the infant transporting device 71, the seat plate 81 and the back plate 82 of the storage section 80 are folded to reduce the width, and the brackets 82A and 82B are bent to fold the seat plate 81 and the back plate 82. Then, the accommodating portion 80 is folded, and the frame 10 and the wheels 32 are further contracted. Thereby, the infant carrier 71 is compactly folded to approximately the size of the main frame 11.
[0066]
(3-3) Effect of Embodiment 3
As described above, in the infant carrier 71 according to the third embodiment, in addition to the same effects as the infant carrier 1 according to the first embodiment, the infant can be stably housed in the housing 80. it can. In addition, the rear plate 82 can be made to stand substantially perpendicular to the ground, and the burden on the infant can be reduced as compared with the infant transport device 1 of the first embodiment. As a result, it is possible to realize a device that can be safely transported even when an infant falls asleep.
[0067]
Furthermore, since the infant carrier 71 is provided with the backpack 85, it is possible to carry the infant in a state of being accommodated in the accommodation section 80.
[0068]
(4) Modification
The present invention is not limited to the above embodiments, but can be implemented in various modes. For example, the following modified embodiments are possible.
[0069]
(4-1)
In each of the above embodiments, the expansion and contraction mechanism in which the protrusion is defined by engaging the projection with the engagement hole is illustrated, but the present invention is not limited to this, and may be configured by another mechanical mechanism. . The point is that the protrusion size may be changed.
[0070]
(4-2)
In each of the above embodiments, the grip portion 31 is formed in the shape of a square frame. However, the present invention is not limited to this, and a strap, a suspension ring or a string may be used. What is necessary is just to make this device easy to tow.
[0071]
(4-3)
In each of the above embodiments, the auxiliary wheel 33 is described as one wheel, but the present invention is not limited to this, and two auxiliary wheels are provided separately on the same rotation axis extending in the Y-axis direction. Is also good. At this time, the rotation axis of each auxiliary wheel may be expanded and contracted by the extension mechanism 15 as described above.
[0072]
【The invention's effect】
As described above, the infant transport apparatus according to the present invention can be compactly stored and carried by using simple components. When transporting an infant, the device can be easily assembled and used.
[0073]
In particular, when traveling on a trip with an infant who can walk sufficiently, the infant transport device is compactly folded and carried when the infant can walk, and the infant transport device is assembled when the infant is tired. The infant can be transported while being accommodated in the accommodation section of the transport device.
As a result, the infant transport apparatus according to the present invention can significantly reduce the burden on parents and the like who are connected to the infant.
[Brief description of the drawings]
FIG. 1 is a side view of an infant transport apparatus according to Embodiment 1 of the present invention.
FIG. 2 is a perspective view of the infant transport device according to the first embodiment.
FIG. 3 is a partial cross-sectional view showing the expansion mechanism in an enlarged manner.
FIG. 4 is a perspective view showing a state in which the infant carrier is deformed for carrying.
FIG. 5 is a side view of the infant transport device according to the second embodiment of the present invention.
FIG. 6 is a perspective view of the infant transport device according to the second embodiment.
FIG. 7 is a perspective view showing a bag used in the second embodiment.
FIG. 8 is a side view showing a state in which the infant carrier is deformed for carrying.
FIG. 9 is a side view of the infant transport device according to the third embodiment of the present invention.
FIG. 10 is a perspective view of the infant transport device according to the third embodiment.
[Explanation of symbols]
1, 41, 81 ... infant transport device, 10, 60 ... frame, 20, 50, 80 ... accommodation portion, 21 ... stay, 22 ... gripping bar, 23 ... holding band, 31 ... gripping portion , 32 ... wheels, 33 ... auxiliary wheels, 51 ... first frame, 52 ... second frame, 53 ... connecting stay, 54 ... bag, 54A ... bottom plate, 54F, 83A ... Foot hole, 81: seat plate, 82: rear plate, 83: accommodation wall, 83B: arm out hole, 85: backpack.

Claims (13)

A rod-shaped frame whose length in the axial direction is variable,
A grip portion provided on one side of the frame,
A pair of wheels provided on the other side of the frame and arranged on the same rotation axis,
A housing portion provided on the frame and housing a baby;
An infant transport device comprising: The infant transport device according to claim 1,
The housing portion extends in an orthogonal axis direction substantially orthogonal to the axial direction of the frame, and has a pair of stays for an infant to put a foot on,
A mechanism in which the direction in which each of the stays extends is appropriately switched between the orthogonal axis direction and the axial direction between the frame and each of the stays, or a mechanism in which the respective stays are detachably attached to the frame. The infant transport device characterized by being provided. The infant transport device according to claim 1 or 2,
The infant transporting device according to claim 1, wherein the housing portion includes a gripping bar that the infant can grasp. The infant transport device according to claim 1, 2 or 3,
The infant transport device, wherein the accommodation section has a holding band for holding the infant on the frame by covering the infant while the infant rests on each of the stays. The infant transport device according to claim 1,
The housing portion is located on both sides of the frame, two frames provided by a mechanism that can be appropriately switched between an orthogonal axis direction substantially orthogonal to the axis direction of the frame and the axial direction, and attached to the frame body. And a bag having an opening and a bottom,
The bottom of the bag body is formed with an engagement groove that is engaged with a frame body located on the other side of the frame in the frame body, and the opening of the bag body has An infant carrier, wherein an attachment margin is formed to be attached to a frame positioned at one side of the frame. The infant transport device according to claim 1,
The infant transporting device according to claim 1, wherein the housing portion is a bag having a seat surface and a back surface. The infant transport device according to claim 5 or 6,
An infant carrier, wherein a footing hole is formed in the bag body so that an infant can extend his or her feet. The infant transport device according to claim 5, 6, or 7,
An infant carrying device, wherein the bag has an arm extending hole through which the infant projects an arm. The infant transport device according to claim 6,
The infant carrier device, wherein the bag body is a storage bag for accommodating each part when the infant carrier device is carried. The infant transport device according to claim 1,
An infant transport device, wherein the frame is provided with a protective body for preventing an infant from directly hitting the frame. The infant transport device according to claim 1,
An infant transport apparatus, wherein the frame is provided with auxiliary wheels that contact the ground together with the respective wheels so as to hold the frame inclined with respect to the ground. The infant transport device according to claim 1,
An infant transporting device having a mechanism in which a distance between the wheels in the direction of the rotation axis is variable. The infant transport device according to claim 1,
The frame includes a main frame provided with the housing portion, and extends and contracts with respect to the main frame. And a second frame provided with each wheel.

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