JPH0428437Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention is designed to partition the outside and inside of the door to prevent children from going in and out when the door is open, or to prevent children from falling down the stairs. This relates to child protection frameworks that prevent child abuse.

[Prior art] As a conventional technology for a protective frame for infants that partitions doorways, entrances and exits of stairs, etc.
There is one shown in the publication.

The above-mentioned infant protection frame has a pillar material provided on one side of a pair of left and right side frames attached to a wall or pillar, etc., and when the operating member is rotated in the direction of falling down, the remaining side By extruding the frame and pressing the vertical surface of the extruded side frame against a wall or pillar, rotation in the opening direction is stopped and the frame is held in a fixed position.

Also, by rotating the operating member in the rising direction and pulling the remaining side frame against one side frame to release the above-mentioned pressing, the child protection frame can be moved in and out by rotating in the opening direction. There is.

[The problem that the idea attempts to solve]

According to the infant protection frame configured as described above, the side frame is slid by operating the operating member to press or release the pushing, so the operating member must be operated each time before and after passing the child. I had an unavoidable problem.

In addition, the up-and-down rotation of the operating member is converted into a sliding movement of the side frame via the link, and the engagement between the hook and the pin prevents the tilted operating member from rotating in the up-and-down direction, resulting in a complicated structure. There was a problem that caused the cost to rise.

Therefore, this invention provides a child protection frame which automatically stops the protection frame in the closed position and maintains the closed state when the protection frame is rotated in the closing direction after passing.

[Means to solve the problem]

In order to solve the above-mentioned problems, this device rotatably attaches the end of the protective frame to one of the opposite surfaces of the passage, and also allows the protective frame to maintain the closed state when the protective frame is in the closed state across the passage. In the infant protection frame, a rotary body is provided on the opposite surface of the passageway and is rotatable via a vertical support shaft, and the outer peripheral surface of the rotary body is automatically engaged with the outer peripheral surface of the rotary body immediately before the protective frame is closed. an engagement groove into which the leading edge of the protective frame is fitted; further, an operating member is provided on the outer side of the support shaft located above the protective frame and is movable up and down and has a downward return force; Further, a locking member is provided that protrudes from the lower end of the connecting member extending downward from the operating member and comes into contact with the upper end surface of the rotating body, and furthermore, the locking member is provided on the upper end surface of the rotating body when the protective frame is closed. A locking portion is provided in which the member is fitted and locked, and the rotating body rotated as the protective frame is opened, and the tip of the protective frame and the engagement groove engage with each other as the protective frame is closed. It is constructed by providing a stop device to stop it at a relevant position.

[Effect]

When opening the protective frame, first pull up the operating member so that the locking member escapes from the locking portion, and then open the protective frame while pushing the tip side (free end side) of the protective frame.

At this time, the rotating body is rotated by the engagement between the leading edge of the protective frame and the engaging groove until the engaging groove and the leading end of the protective groove are disengaged.

Further, the engaging member is pulled up by the operating member until the engaging member and the locking portion are in a mismatched state.

When the protection frame is closed, the tip of the protection frame and the side edge of the engagement groove on the closing direction side come into contact with each other just before the closure ends, rotating the rotating body, and the tip of the protection frame and the engagement groove are fitted. At the same time, upon completion of closing, the matching locking portion and the locking member are automatically engaged to stop the rotation of the rotating body and maintain the closed state of the protective frame.

〔Example〕

As shown in the figure, a protection frame 1 is provided at a passageway such as a doorway, an entrance to a staircase, an entrance to a staircase, etc., and which traverses the passageway to close the passageway and rotates to open the passageway.

The above protective frame 1 has two rods 2 and 2 on both sides as shown in the figure.
Then, connecting rods 3, 3 are connected from the middle of the upper and lower ends of these rods 2, 2 and protrude inwardly from each other, and the opposite ends are slidably fitted, and screwed into the outer connecting rod 3. A bolt 4 fixing the inner connecting rod 3 to the outer connecting rod 3, and an upper and lower connecting rod 3,
3 and a net 5 which is stretched by supporting the bag portions at the upper and lower edges by fitting, and the distance between the rods 2 on both sides can be freely adjusted according to the width of the passage. The structure may be as follows.

In addition, the method of attaching the protective frame 1 is as follows: In the case shown in the figure, two pillars 6, 6 made of pipe are brought into contact with the passage surface, and the pillars 6, 6 are connected from the upper and lower ends of the pillars 6, 6 and protrude inwardly from each other. At the same time, when the support rods 7, 7 whose opposite ends are slidably fitted and the operation member 8 rotatably attached to one support rod 7 are rotated parallel to the support rod 7, the other support rod 7 is rotated. The support rods 7, 7 are pushed out in opposite directions through a link 9 whose both ends are rotatably connected to the support rod 7 and the operating member 8, and the pillars 6, 6 are placed on opposite sides of the passage. A frame body 10 is provided to press and support the protective frame 1, and at least two upper and lower U-shaped holding fittings 11 attached to one of the pillars 6 are passed through the side rods 2 on the distal side of the protective frame 1, so that the protective frame 1 can be opened and closed freely. However, the end edge of the protective frame may be attached to the pillar or wall of the passageway via a hinge or the like.

In addition, a rotary body 12 whose supporting axis is perpendicular is provided on the side corresponding to the tip of the protective frame 1 when the passage is closed, and a rotary body 12 is provided on the outer peripheral surface of the rotary body 12. An engagement groove 13 for fitting the tip end edge of the protection frame 1 is provided in such a manner as to engage with the protection frame 1.

In the illustrated case, the rotating body 12 is provided with a through hole 14 whose upper and lower surfaces are open on one end side of a plate-like body, and the column material 6 of the frame body 10 is passed through the through hole 14, and
The rotating body 1 is rotated by the collar 15 protruding from the outer periphery of the column 6.
It supports the bottom surface of 2 and can rotate freely in a fixed position.

Further, the engagement groove 13 has a semicircular arc shape into which the side rod 2 on the tip side of the protection frame 1 is fitted.

Further, an operating member 16 is provided on the outer side of the pillar member 6 above the protective frame 1 and is movable up and down and has a downward return force. A locking member 18 that comes into contact with the upper end surface of the rotating body 12 is provided, and a locking portion is provided on the upper end surface of the rotating body 12 into which the locking member 18 fits and locks when the protection frame 1 is closed. 17 are provided.

In the illustrated case, the above-mentioned locking portion 17 is formed by providing a recessed portion on the upper surface of the rotating body 12, and the locking member 18 is
In the illustrated case, a vertical long hole 19 is provided in the column 6, and the locking portion 17 is inserted through the long hole 19.
The locking member 18 is formed by a pin that fits into the locking member 18.
In the case shown in the figure, the interlocking between the pin 21 and the operating member 16 is achieved by a pin 21 provided in the pillar member 6 in the vertical direction through a long hole 20 and fixed at both ends to the operating member 16, and a locking member 1.
A slider 22 that is fixed to the end of the column 8 and slides within the column 6 is connected via a connecting member 23.

Note that the downward return force applied to the operating member 16 is applied to the pin 2 by a spring 24 in the pillar member 6 in the illustrated case.
1 to push down the connecting member 23.

In addition, the rotary body 12 is rotated as the protective frame 1 is opened, and as the protective frame 1 is closed, the rotary body 12 is connected to the engagement groove 13 with the tip (side rod 2) of the protective frame 1.
A stop device 25 is provided to stop the device at a position where the side edge of the device engages with the side edge of the device.

In the illustrated case, the above-mentioned stop device 25 is provided with tapered surface portions 26 having a gradually downward slope on both sides of the upper end surface locking portion 17 of the rotating body 12, so that the locking member 18 is fitted into the tapered surface portions 26. It's getting old.

Next, opening and closing of the protective frame will be explained.

When opening the protective frame 1, first push up the operating member 16 so that the locking member 18 comes out from the locking portion 17, and then open the protective frame 1 while pushing the tip side of the protective frame 1.

At this time, while rotating the rotating body 12 by the engagement between the tip of the protection frame 1 and the engagement groove 13, the rotation is caused to move between the engagement groove 13 and the tip of the protection frame 1 as shown in FIG. The rotation of the rotating body 12 is stopped by the stop device 25.

When the opened protection frame 1 is closed, the tip of the protection frame 1 comes into contact with the side edge of the engagement groove 13 in the closing direction just before the closure is completed, so the rotating body 12 is rotated.
Then, as shown in FIG. 4, the protective frame 1 is inserted into the engagement groove 13.
As the leading edge of the protection frame 1 is fitted in, the locking member 18 automatically engages with the matching locking portion 17 as the closing is completed, thereby maintaining the closed state of the protective frame 1.

〔effect〕

As described above, according to the infant protection frame according to the invention, when the locking member is released from the locking portion by operating the operating member and the engagement is released, the protective frame can be rotated and opened. When the protective frame is closed, the tip of the protective frame comes into contact with the side edge of the engagement groove just before closing, rotating the rotating body, and the edge of the protection frame fits into the engagement groove. The locking portion and the locking member that match each other in the closed position of the protective frame are automatically fitted and engaged to maintain the closed state of the protective frame.

Therefore, it is possible to eliminate the problem of a child pushing the protective frame open and jumping outside or falling down the stairs due to the engagement that prevents the protective frame from opening.

Furthermore, since the protective frame can be rotated in both directions, the protective frame can be opened by pushing it in the walking (passing) direction.

[Brief explanation of drawings]

Figure 1 is a front view of the infant protection frame according to this invention.
FIG. 2 is a perspective view showing the main parts of the same as above, FIG. 3 is a longitudinal sectional front view of the same, and FIGS. 4 and 5 are cross-sectional plan views showing the engagement relationship between the tip of the protective frame and the rotating body. 1... Protective frame, 6... Pillar material, 10... Frame, 1
DESCRIPTION OF SYMBOLS 1... Holding metal fitting, 12... Rotating body, 13... Engaging groove, 14... Through hole, 15... Flange, 16... Operating member, 17... Locking part, 18... Locking member , 19
...Long hole, 20...Long hole, 21...Pin, 22...
... slider, 23 ... connection member, 24 ... spring,
25...stop device.

Claims (1)

[Scope of utility model registration request] In the infant protection frame, the end of the protective frame is rotatably attached to one side facing the passageway, and the protective frame can maintain a closed state when the protective frame is in a closed state crossing the passageway, the other side facing the passageway. A rotary body is provided which is rotatable via a vertical support shaft, and the outer peripheral surface of the rotary body is automatically engaged with the end edge of the protective frame immediately before the closing of the protective frame is completed. A matching groove is provided, and an operating member is provided on the outer side of the support shaft located above the protective frame, and is movable up and down and has a downward return force, and the lower end of a connecting member continues downward from the operating member. A locking member is provided that protrudes from the rotating body and comes into contact with the upper end surface of the rotating body, and a locking part is provided on the upper end surface of the rotating body that the locking member fits into and locks when the protective frame is closed. Further, a stop device is provided for stopping the rotating body rotated when the protective frame is opened at a position where the tip of the protective frame and the engagement groove are engaged with each other when the protective frame is closed. A protective frame for infants characterized by: