JP4248311B2 - Childcare equipment seats - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a seat for a childcare device, and more particularly to a seat for a childcare device provided with a through hole for belt guide that allows a shoulder belt to pass back and forth in a backrest portion.
[0002]
[Prior art]
Examples of child-care equipment having a belt guide through hole in the backrest include a child seat and a baby carriage.
[0003]
In these child seats and baby carriages, the body of a child seated on the seat is restrained by a seat belt including a shoulder belt. Usually, in order to be able to adapt the height of the shoulder belt to the child's body, a plurality of through holes for guiding the belt are provided in the backrest portion in the vertical direction.
[0004]
In order not to impair the beauty of the childcare device seat viewed from the back side, it is desirable to provide a cover member covering the belt guide through hole in the backrest portion.
[0005]
What is required in the seat of the childcare equipment is to provide a comfortable environment for the child seated in the seat.
[0006]
[Problems to be solved by the invention]
The back of a child restrained by a seat belt is always in contact with or close to the back of the seat. Therefore, hot air or moisture tends to stay between the back of the child and the backrest of the seat. This heat and moisture can cause discomfort to the child and, in extreme cases, adversely affect the child's health.
[0007]
If an opening for ventilation is provided in the backrest, it is possible to prevent hot air and moisture from staying. However, when the wind is strong or in the cold season, strong wind or cold enters the seat from the opening, so it is not preferable to leave the opening open.
[0008]
It is conceivable to provide a special member for opening and closing the ventilation opening. However, if this is done, the number of parts increases and the cost increases.
[0009]
An object of the present invention is to provide a seat for a childcare device that can remove hot air and moisture accumulated between a child's back and backrest as needed without increasing the number of parts.
[0010]
Another object of the present invention is not to impair the aesthetics of the seat of the child-care instrument as seen from the back side.
[0011]
[Means for Solving the Problems]
The present invention is based on the premise of a seat for a child-care instrument provided with a seat portion and a backrest portion having a belt guide through-hole through which the shoulder belt passes back and forth.
[0012]
That is, the backrest is provided with a ventilation opening for ventilation. The rear of the backrest, the belt guiding through-hole has covered while being located along the back of the backrest, Ri taken cover member to expose the belt guide through-holes in a state of being tilted backwards It is attached. The cover member, Ru displaceable der between the have a ventilation through hole, a first position and a second position when positioned along the back of the backrest for ventilation . When the cover member is in the first position, the ventilation opening of the backrest and the ventilation through hole of the cover member are aligned, and when the cover member is in the second position, the ventilation opening of the backrest and the cover member The ventilation through holes are not aligned and block the ventilation path.
[0013]
According to the present invention configured as described above, since the cover member for covering the belt guide through-hole has a function for opening and closing the ventilation opening, the child-care that can provide a comfortable environment without increasing the number of parts Can provide equipment seats.
[0014]
In order to enable the cover member to be easily moved, in one embodiment, a pair of operation portions are provided on both sides of the cover member so as to project sideways and extend. In this embodiment, the cover member is displaced by grasping the pair of operation portions by hand.
[0015]
Further, in one embodiment, the cover member has a lower end portion rotatably connected to the backrest portion, and is in a state where the cover member is tilted backward from the state of being located along the back surface of the backrest portion. you move.
[0016]
In another aspect of the present invention, the seat of the childcare device has a cover member that covers the belt guide through-hole so as to be openable and closable on the back surface of the backrest portion so as not to impair the beauty seen from the back side. Yes.
[0017]
DETAILED DESCRIPTION OF THE INVENTION
The present invention is applied to a childcare device having a backrest portion having a shoulder belt guiding through hole. Examples of such child-care equipment include a child seat, a baby carriage, a baby rack, and the like. In the following description, a child seat will be described as an example.
[0018]
FIG. 1 is a perspective view showing a child seat according to an embodiment of the present invention, and FIG. 2 is a rear view thereof. The child seat 1 includes a seat portion 2 and a backrest portion 3 that stands up and extends from the rear end of the seat portion 2. The backrest part 3 is provided so that reclining adjustment is possible, becomes a substantially horizontal state at the maximum rearward tilt angle, and makes the child seat 1 in a bed-like form. FIG. 1 shows a child seat 1 in the form of a chair.
[0019]
Although not shown, the child seat 1 includes a five-point seat belt for restraining the child's body. The five-point seat belt includes a crotch belt portion, a waist belt portion, and a shoulder belt portion. As is clear from FIG. 1, the backrest 3 of the child seat 1 has a belt guide through hole 4 for allowing the shoulder belt to pass back and forth.
[0020]
In order to be able to change the height of the shoulder belt as the child's body grows, a plurality of belt guide through holes 4 are provided in the vertical direction. In the illustrated embodiment, two rows of through holes 4 arranged in the vertical direction are provided. There are two rows for the left and right shoulder belts.
[0021]
As shown in FIG. 1, the backrest 3 of the child seat 1 is provided with a plurality of ventilation openings 5 arranged in the vertical direction near the belt guide through hole 4. The ventilation openings 5 are also provided in one row in each of the left and right regions.
[0022]
As shown in FIGS. 2 and 3, on the back surface of the backrest 3 of the child seat 1, a cover member 10 that covers the belt guide through hole 4 is in a first position (state shown in FIG. 2) and a second position ( (The state shown in FIG. 3). In the illustrated embodiment, the position of the cover member 10 can be changed in the vertical direction along the back surface of the backrest portion 3. In the first position shown in FIG. 2, the cover member 10 is in the lower position, and in the second position shown in FIG. 3, the cover member 10 is in the upper position.
[0023]
In order to make it easy to change the vertical position of the cover member 10, a pair of operation portions 12 are provided on both sides of the cover member 10 so as to project sideways and extend. When the vertical position of the cover member 10 is to be changed, the cover member 10 is operated by grasping the pair of operation units 12 by hand.
[0024]
As apparent from FIGS. 2 and 3, the cover member 10 is provided with a ventilation through hole 11 for ventilation. Four ventilation through holes 11 are arranged in the left and right regions in the vertical direction corresponding to the ventilation openings 5 of the backrest 3.
[0025]
Although the detailed structure will be described later, when the cover member 10 is in the first position (downward position) shown in FIG. 2, the ventilation opening 5 of the backrest 3 and the ventilation through hole 11 of the cover member 10 are aligned. . This state is shown in FIG. In this aligned state, an air passage that penetrates the backrest 3 is formed, so that hot air and moisture remaining between the back of the seated child and the backrest 3 can be removed.
[0026]
When the cover member 10 is in the second position (upper position) shown in FIG. 3, the ventilation opening 5 of the backrest 3 and the ventilation through hole 11 of the cover member 10 are not aligned. This state is shown in FIG. In this non-aligned state, the ventilation path of the backrest 3 is blocked, so that cold air or the like can be prevented from entering the seat.
[0027]
Next, the connection structure between the backrest 3 of the child seat 1 and the cover member 10 will be described in detail.
[0028]
The lower end portion of the cover member 10 is connected to the backrest portion 3 so as to be rotatable. 4 and 5 show a state in which the cover member 10 is tilted rearward. When changing the height of the shoulder belt, the cover member 10 is tilted backward as shown in these drawings to expose the belt guide through hole of the backrest 3.
[0029]
As shown in FIGS. 5 and 7, a long hole 13 that is long in the vertical direction is formed in the lower end portion of the cover member 10. Correspondingly, the backrest 3 is provided with a support shaft 6 positioned in the long hole 13 of the cover member 10. FIG. 7A shows a state where the cover member 10 is in the second position (upper position). FIG. 7B shows a state where the cover member 10 is tilted backward. FIG. 7C shows a state where the cover member 10 is in the first position (downward position).
[0030]
As shown in FIGS. 4 and 5, on both sides of the cover member 10, there are provided an engagement shaft 14 that protrudes outward and an engagement protrusion 15 that protrudes toward the backrest 3. Yes.
[0031]
As shown in FIG. 6, the backrest portion 3 of the child seat 1 is provided with a long hole 7 and an engagement band 8 corresponding to the engagement shaft 14 and the engagement protrusion 15 of the cover member 10. The cover member 10 is formed of a resin material that is easily bent and elastically deformed when a force is applied.
[0032]
FIG. 8 shows a state in which the engagement shaft 14 of the cover member 10 is in the long hole 7 of the backrest 3. In the state shown in FIG. 8A, the engagement shaft 14 of the cover member 10 is in the first position (downward position). In the state shown in FIG. 8B, the engagement shaft 14 of the cover member 10 is in the first position. 2 position (upper position).
[0033]
FIG. 9 shows a state in which the engagement protrusion 15 of the cover member 10 and the engagement band 8 of the backrest 3 are engaged in different positional relationships. The engagement band 8 has two engagement recesses 8a and 8b that are located apart in the vertical direction. The engagement band 8 has a certain degree of elasticity.
[0034]
8A and 9A show a state where the cover member 10 is in the first position (downward position), and FIGS. 8B and 9B show that the cover member 10 is in the second position. The state in the position (upper position) is shown. When the cover member 10 is in the first position, the engagement protrusion 15 of the cover member 10 engages with one engagement recess 8b located below. Therefore, the position of the cover member 10 is fixed.
[0035]
From the state shown in FIG. 9 (a), when the pair of operating portions 12 of the cover member 10 are grasped by hand and moved upward, the engagement protrusion 15 of the cover member 10 has a mountain between the two engagement recesses. It gets over and engages with the other engaging recess 8a located above. Thus, the position of the cover member 10 is fixed.
[0036]
As described above, in the illustrated embodiment, the cover member 10 for covering and hiding the belt guiding through hole 4 of the backrest 3 has a function for opening and closing the ventilation opening 5 of the backrest 3. Therefore, a comfortable seating environment can be provided with a small number of parts.
[0037]
Moreover, since the cover member which covers the through hole for belt guidance is attached to the back surface of the backrest part so that opening and closing is possible, the beauty | look seen from the back side is not spoiled. If attention is paid only to the viewpoint of not deteriorating the aesthetic appearance, it is not always necessary to provide the through hole for ventilation in the cover member.
[0038]
The illustrated embodiment is exemplary, and various modifications and variations can be made to the illustrated embodiment within the same range or equivalent range as the present invention.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an embodiment of the present invention.
FIG. 2 is a rear view of the child seat shown in FIG.
FIG. 3 shows a state in which the cover member is moved upward from the state shown in FIG.
FIG. 4 shows a state in which the cover member is tilted backward from the state shown in FIG.
FIG. 5 is a perspective view showing a connecting portion between a lower end portion and a backrest portion of a cover member.
6 is an enlarged view showing a part of the backrest part 3. FIG.
FIG. 7 is a view schematically showing a connecting portion between a lower end portion and a backrest portion of a cover member.
FIG. 8 is a view schematically showing a connecting portion between an upper end portion of a cover member and a backrest portion.
FIG. 9 is a diagram schematically showing an engagement state between an engagement protrusion of a cover member and an engagement band of a backrest portion.
10 is a diagram schematically showing alignment and non-alignment states of the ventilation through hole of the cover member and the ventilation opening of the backrest portion 3. FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Child seat, 2 Seat part, 3 Backrest part, 4 Belt guide through-hole, 5 Ventilation opening, 6 Support shaft, 7 Long hole, 8 Engagement band, 8a, 8b Engagement recessed part, 10 Cover member, 11 For ventilation Through hole, 12 operation part, 13 long hole, 14 engagement shaft, 15 engagement protrusion.

Claims (3)

In the seat of the childcare device provided with a seat portion and a backrest portion having a belt guide through-hole that allows the shoulder belt to pass back and forth,
The backrest is provided with a ventilation opening for ventilation,
The rear of the backrest, not covering the through hole for the belt guide in a state of being positioned along the back of the backrest, a cover member to expose the belt guide through-holes in a state of being tilted backwards Installing are attached,
The cover member has a ventilation through hole for ventilation , and is displaceable between the first position and the second position in a state where the cover member is positioned along the back surface of the backrest portion. ,
When the cover member is in the first position, the ventilation opening of the backrest portion and the ventilation through hole of the cover member are aligned, and when the cover member is in the second position, the backrest portion A seat for a childcare device, wherein the ventilation opening and the ventilation through hole of the cover member are not aligned and block the ventilation path.   2. The pair of operation portions that are provided on both sides of the cover member so as to project laterally and extend, and the cover member is displaced by grasping the pair of operation portions with a hand. Childcare equipment seat. The cover member has its lower end is pivotally connected to the backrest, it moves from a state which is located along the back of the backrest portion in a state of being tilted to the rear, claim A seat for childcare equipment as described in 1 or 2.

Images