JP3389219B2 - Panel coupling device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to connecting partition panels (partition panels) lower than the height of a ceiling in a room, connecting pillars and partition panels, and the like. The present invention relates to a structure of a panel connecting device for connecting the panels. 2. Description of the Related Art Conventionally, as a conventional example of a device for connecting upper ends of panels, there is a configuration disclosed in Japanese Utility Model Laid-Open No. 6-74706, for example. In this configuration, a hook is rotatably connected to a shaft provided at one end of a rotation lever, and a column-shaped locking piece is provided at the tip of the hook, while the hook is sandwiched from one end of the rotation lever. A pair of left and right arms extending in such a manner is integrally protruded, and a columnar locking piece is also provided at the tip of each arm. On the other hand, when the corner members of the pair of partition panels are opposed to each other, and the connecting device is set on the two corner members, the claw pieces protruding from the corners of each corner member each have an outwardly arcuate shape. When the engaging groove of the hook tip is fitted into the engaging groove of the claw piece of one corner member, and the rotating lever is rotated substantially linearly with the hook, The engaging piece at the tip of the arm is fitted into the engaging groove in the claw piece of the other corner member, and both panels are tightened and connected. [0003] However, in the panel upper end connecting device having the above-described structure, if there is no protruding claw and engaging groove in any of the corner members of the two panels, the hook and the arm tip end are not provided. However, there is a problem that both panels cannot be sandwiched and connected at a stable position. SUMMARY OF THE INVENTION The present invention has been made to solve this problem, and an object of the present invention is to provide a panel connecting device capable of firmly connecting the upper ends of the panels or the support and the panel. Things. [0005] In order to achieve the above object, a panel connecting device according to the first aspect of the present invention is provided with a panel or a support such as a partition, at an end face of a vertically long vertical frame. A pivot shaft formed so that a substantially central portion in a thickness direction of a panel or a support is provided with a concave groove recessed inward, a notch groove is formed at an upper end of the concave groove, and a notch groove is provided on a base end side of the rotating lever. The arm is rotatably connected to the arm,
Providing a flange to be locked to the back side of the concave groove portion of the vertical frame in the mating panel or column through the notch groove, forming a base end surface of the rotating lever on a cam portion eccentric with respect to the pivot shaft, When the rotation lever is rotated in a direction perpendicular to the flange, the vertical frames opposed to each other are configured to be sandwiched, and the panel is orthogonal to the vertical frame to accommodate the rotation lever. Form a lateral groove,
In the lateral groove portion, a posture holding means which is engaged with and disengaged from the rotating lever is detachably mounted. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described. FIG. 1 shows two partition panels (hereinafter simply referred to as "panels") 1 and 1 for connecting them. The perspective view of each member of the upper connection device 2 and the lower connection device 15 is shown, and each panel 1 is made of metal vertical frames 3 and 3 formed by extrusion molding of aluminum or the like. Horizontal frames 4a, 4b connecting the upper and lower parts of the frame horizontally.
The panel plate 5 is detachable on both front and back sides of the frame body composed of
a, 5b are attached, and a concave groove 6 having a U-shaped cross-section and having a width dimension W1 and having a width W1 and a depth from the end face plate 3a to the bottom piece 3b is formed substantially at the center of the end face of the vertical frame 3. The length H1 is formed. In a state where a plurality of panels 1 are connected by an upper connecting device 2 and a lower connecting device 15 which will be described later, power lines and communication lines can be inserted in the horizontal direction so that the power lines and the communication lines can be inserted in the upper and lower sides of the vertical frame 3. Is formed with a concave portion 7, and at the same height position as the concave portion 7, the left and right vertical frames 3,
3 are connected by a wiring gutter member 8 having a U-shaped cross section. The panel plates 5a and 5b can be separately mounted on the upper side and the lower side of the recess 7 respectively. At the lower end of each vertical frame 3, a horizontal section H-shaped leg 9 composed of a lower piece 9 a, a vertical piece 9 b, and an upper piece 9 c is provided.
Is fixed by welding or the like, and an upper part of an anchor bolt 12 protruding from a floor surface 11 faces a mounting hole 10 formed in a lower piece 9a and a vertical piece 9b of each leg 9, and a nut 13 is formed.
(See FIGS. 3 and 4). A removable base board 14 is provided between the lower panel plate 5b and the floor 11 across the left and right leg portions 9.
, And can be wired in a space surrounded by the front and back baseboards 14,14. Next, the structure of the lower connecting device 15 will be described with reference to FIGS. 2 to 5. The connecting member 15a having a U-shaped cross section has the same left and right dimensions as the width of the groove 6. So that the end plates 3a, 3a of the adjacent vertical frames 3, 3 are in contact with each other, and are fitted so as to straddle the groove 6 on the other side. The left and right side pieces of the connecting body 15a are provided on the left and right sides and the upper and lower pairs formed in the bottom piece 3b of the concave groove portion 6 from the lower end of the vertical frame 3 in the concave groove portion 6 so as to engage with a total of four engaging groove holes 16. A total of four downward hooks 17 project from both sides and upper and lower pairs, while the connecting body 15a has
And an upside-down U-shaped support piece 18 which engages with the lower end of the support. The upper piece 9c of the leg 9 is provided with a notch groove 19 into which the support piece 18 of the lower connecting device 15 can be fitted. Next, a description will be given of a method of connecting the panels 1 and 1 by the lower connecting device 15 having this structure and a state of connection. As shown in FIGS. 2 and 3, the concave groove portion of the vertical frame 3 of one panel 1 is shown in FIG. When the connecting member 15a is fitted into the lower portion of the lower member 6 and the downward hooks 17 are dropped into the respective engaging slots 16 and engaged with the engaging members 16, the supporting pieces 18 project upward from the locations of the notch grooves 19 and the connecting members 15a The front surface slightly protrudes from the groove 6. In this state, the groove 6 is fitted into the supporting piece 18 from above while the vertical frame 3 of the mating panel 1 is in contact with the vertical frame 3. As a result, the connecting body 15a fits tightly between the two concave grooves 6, 6 facing each other, so that the facing vertical frames 3, 3 can be connected so that they do not shift in the horizontal direction and do not separate. (See FIGS. 4 and 5). [0013] The downward hook 1 in the above embodiment.
Instead of 7, an upward hook may be used. Next, referring to FIGS. 1, 6 to 8,
The configuration of the upper connection device 2 will be described. The rotation lever 20 with the flange 23 rotatably mounted and the inside of the upper side U-shaped horizontal frame 4a, which is an upper U-shaped cross section, which is a horizontal groove in one of the panels 1. And a posture holding means 26 which is detachably mounted, and has a U-shaped rotating lever 20 with a downward section.
Two arms 2 on a pivot 21 provided near the base end
2 and 22 are rotatably connected, and a flange 23 having a U-shaped cross section is fixed to the ends of the arms 22 and 22. The flange 23 is formed so as to fit and lock exactly on the back surface side of the concave groove portion 6 in the vertical frame 3. At the base end of the rotary lever 20, there are formed cam portions 24, 24 which are eccentric with respect to the center axis of the pivot shaft 21 (see FIG. 7). On the other hand, the upper end portions of the bottom pieces 3b of the vertical frames 3, 3 of the adjacent panels 1, 1 (locations of the concave grooves 6, 6).
, Notch grooves 25, 25 through which the pair of arms 22, 22 can be inserted are formed so as to open upward. In connecting the upper ends of the panels 1 and 1, the vertical frames 6 and 3 of the panels 1 and 1 are adjacent to each other while facing each other, and the free end side of the rotating lever 20 is directed upward. When the arms 22 and 22 are fitted into the cutout grooves 25, the flanges 23 can be locked along the rear surface of the concave groove portion 6 of the vertical frame 3 in one panel 1 (FIG. 7).
reference). Next, the horizontal frame 4a of the other panel 1
Is turned downward (in the direction of arrow A in FIG. 7). When the longitudinal axis of the pivot lever 20 is pivoted to a state substantially perpendicular to the plane of the flange 23, the cams 24, 24 move the rear surface side of the concave groove 6 in the vertical frame 3 of the other panel 1 inward. Pressing in the direction of the vertical frame 3 on the one panel 1 enables the two vertical frames 3 and 3 facing each other to be sandwiched and connected by the cam portion 24 and the flange 23. As shown in FIGS. 6 and 7, the posture holding means 26 for preventing the rotation lever 20 from inadvertently turning upward is provided with a locking hole 2 formed in the bottom plate of the horizontal frame 4a.
A holding frame 29 having a rectangular cross section and having a downwardly engaging locking claw 28 engaged and disengaged from the hook 7, and a hook body 30 movably movable back and forth within the holding frame 29. The left and right side surfaces are provided with upwardly open guide grooves 31, 31. When the rotary lever 20 is rotated downward with the knob 36 and pushed into the hollow portion from the upper surface of the horizontal frame 4a, the rotation is performed. The horizontal shaft-shaped engaging pin 32 fixed to the lever 20 is configured to fit into the guide grooves 31. If the engaging pin 32 is configured to move downward while pressing the front surfaces of the guide grooves 31 and 31 as the rotating lever 20 rotates downward, the rotating lever 2
Since the flange 23 can be pulled toward the holding frame 29 via the arm 22 and the arm 22,
4 without pressing the back surface side of the concave groove 6 in the vertical frame 3 of the other panel 1 in the direction of the vertical frame 3 of the one panel 1,
Can be increased in pinching strength. Therefore, in the case of this embodiment, the cam portion 24 may be omitted. An engaging pin 3 fitted in the bottom of the guide grooves 31 on both the left and right sides is attached to the hook body 30 made of synthetic resin.
2 is provided between the guide groove 31 and the engagement claw 33 by an urging spring 34 interposed between the hook body 30 and the holding frame body 29. Engaging pin 3
Energize to pinch 2. The knob 35 protruding from the upper surface of the hook body 30 regulates the forward movement of the hook body 30, and when the hook body 30 is retracted against the force of the urging spring 34, the rotation lever 20 The engagement between the engagement pin 32 and the engagement claw 33 is released, and the rotation lever 2
0 can be removed upward. In each of the above embodiments, two panels 1
The description has been given of the case where the vertical frames 3 on both the left and right sides are connected to each other. However, by forming the side end surfaces of the not-shown hollow rectangular pillars into the same shape as the vertical frame 3, the upper connecting device 2 Needless to say, the column and the panel 1 can be connected using the lower connecting device 15. As described above, according to the first aspect of the present invention,
The panel connecting device according to the invention described in the above, on the end surface of the vertical frame of the vertical frame in the panel or column such as a partition,
A pivot shaft formed so that a substantially central portion in a thickness direction of a panel or a support is provided with a concave groove recessed inward, a notch groove is formed at an upper end of the concave groove, and a notch groove is provided on a base end side of the rotating lever. The arm is rotatably connected to the arm, and the arm is provided with a flange that is engaged with the opposite side of the concave frame of the vertical frame in the mating panel or column through the cutout groove, and a base end face of the rotary lever is provided. Is formed on a cam portion which is eccentric with respect to the pivot shaft,
When the rotating lever is rotated in a direction perpendicular to the flange, it is configured to sandwich the opposed vertical frames,
In addition, the panel has a horizontal groove portion formed therein which is perpendicular to the vertical frame for accommodating the rotation lever, and the horizontal groove portion is removably mounted with a posture holding means which is engaged with and disengaged from the rotation lever. Things. Therefore, in a state where the vertical frame of the mating member disposed so as to face the vertical frame of the panel to be connected is brought into contact with the vertical frame, the flange at the tip of the arm disposed across the notch groove at the upper end of the vertical frame. When the rotating lever is rotated so as to be perpendicular to the plane of the flange, the eccentric cam portion on the base end side of the rotating lever makes the back surface of the concave frame portion of the vertical frame in the panel. , And the two vertical frames can be pinched and connected by the cam portion and the flange. The panel has a horizontal groove portion such as a horizontal frame orthogonal to the vertical frame, and a detachably mounted attitude holding means for engaging and disengaging with the rotating lever. This has the effect that the rotating lever that has been rotated so as to be pinched by the flange does not accidentally come off.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of each part of a panel and both upper and lower connecting devices. FIG. 2 is a perspective view of a main part of a lower connecting device. FIG. 3 is a front view of a main part of the lower connecting device. 4 is a sectional view taken along line IV-IV in FIG. FIG. 5 is a sectional view taken along line VV of FIG. 4; FIG. 6 is a perspective view of each component of the upper coupling device. FIG. 7 is a side sectional view of the upper coupling device. FIG. 8 is a plan view of a main part of the upper coupling device. [Description of Signs] 1 Panel 2 Upper connection device 3 Vertical frame 4a Horizontal frame 7 Kasagi 6 Depressed groove 9 Leg 20 Rotating lever 21 Pivot shaft 22 Arm 23 Flange 24 Cam portion 25 Notch groove 26 Posture holding means 28 Stop claw 29 Holding frame body 30 Hook body 31 Guide groove 32 Engagement pin 33 Engagement claw 34 Urging spring

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04B 2/74

Claims (1)

(57) [Claims 1] A panel or column such as a partition is provided with a groove in which an approximately central portion in the thickness direction of the panel or column is depressed inward at an end surface of a vertically long vertical frame. A notch groove is formed at the upper end of the concave groove portion, and an arm is rotatably connected to a pivot shaft provided on the base end side of the rotating lever, and the notch is formed in the arm. A flange is provided for engaging the back surface of the concave groove portion of the vertical frame of the mating panel or column through the groove, and a base end surface of the rotating lever is formed on a cam portion eccentric with respect to the pivot shaft, and the rotating lever is provided. When rotating in a direction perpendicular to the flange, the vertical frames opposed to each other are configured to be sandwiched, and the panel includes:
A panel, characterized in that a horizontal groove perpendicular to the vertical frame is formed for accommodating the rotation lever, and in the horizontal groove, a posture holding means which is engaged with and disengaged from the rotation lever is detachably mounted. Coupling device.