JP2000166704A - Mechanism for mounting attachment of bed or the like - Google Patents

Abstract

PROBLEM TO BE SOLVED: To mount attachments such as side fences while enabling the attachments to be freely movably held on the frame of a bed or the like without play. SOLUTION: A lever 9 for the operation of lifting the end of a lower receiver 8 is rotatably mounted on a mounting part 7a at the lower end of an upper receiver 7. A stepless adjustment mechanism 6 is mounted on the lever 9 and the operation of lifting the lower receiver 8 is carried out by causing the lever 9 to abut against the lower receiver 8 via a pressure cam member 10 which constitutes the stepless adjustment mechanism 6. The stepless adjustment mechanism 6 comprises the pressure cam member 10 and an adjustment dial and fine adjustments of the degree of displacement of the lower receiver 8 lifted are made by moving a cam head 10a by means of the adjustment dial when the pressure cam member 10 is attached to the lever 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mechanism for attaching accessories such as side fences to a frame such as a bed so that accessories such as side fences can be attached to the frame so as to be movable and without play. .

[0002]

2. Description of the Related Art Conventionally, regardless of a medical bed or a general bed, a side fence is provided on a side surface of the bed to prevent a user or a futon from falling. There are various types of side fences, and plug-in side fences are widely used because of their simple structure and easy handling. The plug-in side fence is generally configured to be mounted by inserting it into a mounting hole for mounting accessories provided on the side frame, but in addition, a special auxiliary tool for mounting is detachable. There is also a structure that is provided so as to be mounted via this auxiliary tool. With such an aid,
The side fence can now be mounted at the desired position.

[0003]

However, since the auxiliary tool has a structure detachable from the side frame, it is important to fix the auxiliary tool to the side frame without rattling as long as the side fence is supported. It has become. That is, there is a demand for a means for fixing the auxiliary tool to the side frame so that the auxiliary tool and the side frame do not rattle even if there is a variation in processing accuracy. The present invention has been proposed based on such a background, and is provided with an accessory such as a side fence so that the accessory such as a side fence can be attached to a frame of a bed or the like so as to be able to move freely without rattling. An object of the present invention is to provide a mounting mechanism for a product.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to an upper support having a lower support and an accessory holding portion, which is adapted to be applied to a side frame such as a bed from above and below. The lower receiving member is attached to a mounting portion provided at the lower end side of the upper receiving member so that the base end side is rotatably attached to the upper receiving member, and the distal end side is sided by the upper receiving member. A frame is inserted so as to sandwich the frame. A lever for lifting and lowering the tip end of the lower receiving member is rotatably attached to the mounting part on the lower end side of the upper receiving member, and a stepless adjustment mechanism is mounted on this lever. The stepless adjustment mechanism has a pressing cam member and an adjusting dial for moving the pressing cam member forward and backward, and the pressing cam member has a cam head and a shaft portion having a male screw formed on a distal side. And the cam head comprises:
When the pressing cam member is mounted on the lever, the lower receiving member is formed so as to protrude upward so as to come into contact with the inclined surface at the lower end surface of the lower receiving member, and the cam head is moved by the adjusting dial to thereby lower the lower receiving member. The height of the lifting displacement is finely adjusted and fixed to the side frame by the lower support and the upper support. Further, the present invention has a configuration in which a pair of attachments is attached to a side frame such as a bed via an attachment auxiliary frame, and these attachments are provided with a lower support and an accessory holding portion adapted to be applied from above and below. An upper receiving member, wherein the lower receiving member is attached to a mounting portion provided on a lower end side of the upper receiving member so that the base end side is rotatably attached to the upper receiving member, and the distal end side is an upper receiving member. And a lever for lifting the tip end of the lower receiving member is rotatably attached to the mounting portion on the lower end side of the upper receiving member. This stepless adjustment mechanism has a pressing cam member and an adjusting dial for moving the pressing cam member forward and backward, and the pressing cam member has a cam head and a male screw formed on a distal end side. The cam head has a push When the cam member is mounted on the lever, it is shaped to protrude upward so as to contact the inclined surface at the lower end surface of the lower receiving device, and the cam head is moved by the adjusting dial, so that the lower receiving device The degree of the lifting displacement is finely adjusted, and the lower receiving member and the upper receiving member are fixed to the side frame.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the accompanying drawings, taking one embodiment as follows. The attachment mechanism 1 shown in FIG. 1 has a structure in which, for example, a pair of attachments 3 are attached to a side frame 2 of a bed via an attachment auxiliary frame 4 having a predetermined length. In the provided mounting hole 5,
A column (not shown) of accessories such as a side fence is inserted and held. In this case, the attachment 4 has a structure in which the side frame 2 to be mounted is held by the stepless adjustment mechanism 6 without rattling. That is, in the attachment 4, the upper support 7 is
In the figure, a lower receiving member 8 is provided in which a base end side is rotatably attached to an attaching portion 7a provided on a lower end side, and a distal end side is mounted so as to sandwich the side frame 2 with the upper receiving member 7. ing. A lever 9 for lifting the tip of the lower receiving member 8 is provided on a mounting portion 7a at the lower end of the upper receiving member 7.
Are rotatably mounted. That is, the stepless adjusting mechanism 6 is mounted on the lever 9, and the lower receiving member 8 is lifted by contacting the lower receiving member 8 via the pressing cam member 10 constituting the stepless adjusting mechanism 6. It is. As will be described later, by displacing the lever 9 in a horizontal state, the lever stopper 1 protruding from the distal end of the lower receiving member 8 is provided.
1 is locked to the lever 9 side to hold the lever 9 in a horizontal state.

Next, each component of the fixture 4 will be described in detail with reference to FIG. The mounting portion 7a on the lower end side of the upper receiving member 7 has a pair of mounting arms 1 protruding at a predetermined interval.
2 and 12. In the mounting arms 12, 12, mounting holes 13, 13 are formed at the upper side in the figure for fitting the base end side of the lower receiving member 8 between the mounting arms 12, and for rotatably fixing the shaft. Have been. Also, the mounting arms 12, 1
At the lower end of 2, mounting holes 14 for fixing the lever 9 to the shaft are formed.

[0007] The lever 9 has a width at the base end that can enter between the pair of mounting arms 12, and has a U-shaped cutout 15 at the base end. Also, when the base end is inserted between the mounting arms 12, 12, the rotation shaft 16 is inserted through the mounting holes 14, 14 of the mounting arms 12, 12. Shaft hole 1 so that the shaft can be fixed
7, 17 are provided. In addition, a stepless adjustment mechanism 6 (described later) extends from the base-side defect portion 15 in the longitudinal direction of the lever 9.
Is formed, and a square hole 19 communicating with the through hole 18 is formed. Further, a locking hole 20 for locking a lever stopper 11 protruding from the front end of the lower receiving member 8 is provided from the middle to the front end of the lever 9.

Next, the stepless adjustment mechanism 6 will be described below. The stepless adjustment mechanism 6 includes the pressing cam member 10 described above.
And an adjustment dial 21. First,
The pressing cam member 10 includes a cam head 10a and a shaft portion 10b having a male screw formed on a terminal side. The cam head 10
In FIG. 1, a slot 22 is formed, and the adjusting dial 21 inserted into the through hole 18 and the adjusting dial 21 accommodated in the square hole 19 is screwed into the shaft 10b from the cutout 15 on the lever 9 base end side. On the other hand, the rotating shaft 16 of the lever 9 is movably inserted into and held in the elongated hole 22 of the cam head 10a. When the pressing cam member 10 is mounted on the lever 9, the cam head 10 a of the pressing cam member 10 comes into contact with the inclined surface at the lower end face in the figure of the lower receiving member 8 as shown in FIG. 1. So as to protrude upward. In this case, the inclined surface on the lower end surface of the lower receiving member 8 is inclined downward toward the position of the mounting hole 13 where the lower receiving member 8 is mounted on the mounting arms 12, 12, and the cam head 10 a Is moved by the adjusting dial 21 to finely adjust the degree of lifting displacement of the lower support 8.

As described above, since the mounting member 4 is configured, the mounting member 4 can be fixed to the side frame 2 by the upper receiving member 7 and the lower receiving member 8 without rattling.
When mounting the mounting fixture 4 on the side frame 2, the lever 9 is lifted from a state in which the lever 9 is lowered downward as shown in FIG. By locking the hole 20, the side frame 2 can be sandwiched between the upper support 7 and the lower support 8. At this time, if the inner space formed by the upper receiving member 7 and the lower receiving member 8 does not fit the side frame 2, the adjusting head 21 of the stepless adjusting mechanism 6 is operated to operate the cam head of the pressing cam member 10. By adjusting the portion 10a forward and backward and pressing it through the inclined surface at the lower end surface of the lower support 8 to finely adjust the degree of lifting displacement of the lower support 8, the mounting fixture 4 can be mounted without rattling. Can be fixed. Then, the support of the plug-in side fence can be inserted into the mounting hole 5 of the upper receiving member 7 of the mounting fixture 4 to hold the plug-in side fence (see FIG. 1).

If the mounting member 4 is independently mounted on an arbitrary position of the side frame 2 without the mounting auxiliary frame 4, it is omitted from the drawings, but an accessory other than the side fence, for example, a plug-in type It is possible to easily attach an assisting member, an accessory storage, and the like.

[0011]

As described above, according to the present invention, the side fence can be easily mounted at a desired position on the side frame, and the mounting tool can be held without stiffness. At this time, since the attachment is configured to adjust the tightening steplessly, the attachment can be held without rattling even if the attachment and the side frame have some variation in dimension.

[0012]

[Brief description of the drawings]

FIG. 1 is a schematic side view showing a mounting state of a fitting in a fitting mechanism for accessories in a bed or the like according to the present invention.

FIG. 2 is a schematic side view for explaining the attachment shown in FIG. 1 when attaching the attachment to a side frame.

FIG. 3 is a schematic exploded perspective view showing the configuration of the fixture shown in FIG. 1;

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 mounting mechanism 2 side frame 3 mounting tool 4 mounting auxiliary frame 5 mounting hole 6 stepless adjustment mechanism 7 upper receiving tool 7a mounting section 8 lower receiving tool 9 engaging section 10 pressing cam member 10a cam head 10b shaft section 11 lever stopper DESCRIPTION OF SYMBOLS 12 Mounting arm 13, 14 Mounting hole 15 Missing part 16 Rotating shaft 17 Shaft hole 18 Through hole 19 Square hole 20 Locking hole 21 Adjustment dial 22 Slot

Claims (2)

[Claims] 1. An upper support provided with a lower support and an accessory holding portion, which is adapted to be applied to a side frame such as a bed from above and below, wherein the lower support is provided with respect to the upper support. The base portion is rotatably mounted on the mounting portion provided at the lower end of the upper receiving member, and the distal end side is mounted so as to sandwich the side frame with the upper receiving member. A lever for lifting and operating the lower end of the lower receiving member is rotatably mounted on the mounting portion, and a stepless adjustment mechanism is mounted on the lever. The stepless adjustment mechanism includes a pressing cam member and a pressing cam member. And an adjusting dial that allows the cam head to move forward and backward, and the pressing cam member includes a cam head and a shaft portion having a male screw formed on a terminal side, and the cam head includes:
When the pressing cam member is mounted on the lever, the lower receiving member is formed so as to protrude upward so as to come into contact with the inclined surface at the lower end surface of the lower receiving member, and the cam head is moved by the adjusting dial to thereby lower the lower receiving member. A mounting mechanism for accessories in a bed or the like, characterized in that the degree of lifting displacement of the bed is finely adjusted and fixed to the side frame by the lower support and the upper support. 2. A pair of attachments are attached to a side frame such as a bed via an attachment auxiliary frame, and these attachments are provided with a lower receiving member and an accessory holding portion which are applied from above and below. An upper receiving member, wherein the lower receiving member is attached to a mounting portion provided on a lower end side of the upper receiving member so that the base end side is rotatably attached to the upper receiving member, and the distal end side is an upper receiving member. And a configuration to be attached so as to sandwich the side frame, and to the mounting portion on the lower end of the upper receiving member, a lever for lifting the tip end side of the lower receiving member is rotatably attached,
The lever has a stepless adjustment mechanism, and the stepless adjustment mechanism has a pressing cam member and an adjustment dial for moving the pressing cam member forward and backward, and the pressing cam member is
A cam head and a shaft portion having a male screw formed on a distal end thereof, and the cam head is upwardly contacted with an inclined surface at a lower end of the lower receiving member when the pressing cam member is mounted on the lever. And the cam head is moved by the adjustment dial to finely adjust the lifting displacement of the lower support, and fixed to the side frame by the lower support and the upper support. A mechanism for attaching accessories to a bed or the like, characterized in that: