JPH0734120Y2 - Switchgear - Google Patents

Description

[Detailed Description of the Invention] [Industrial application] The present invention relates to an opening / closing device, more specifically, a door body hangs freely on an upper rail and a lower running tool protruding from the door body runs on a lower rail. The present invention relates to a switchgear.

[Prior Art] Conventionally, various opening / closing devices for a storage unit have been proposed, and one of them is, for example, Japanese Utility Model Application No. 63-63734. As shown in FIG. 4, the Japanese Patent Application No. 63-63734 has a plurality of door bodies 3 arranged between upper and lower rails 1 and 2, and a runner 4 is arranged from the upper end of one end of each door body 3 in the width direction. And the runner 4 is mounted on the upper rail 1 so that the lower runner 5 can be run on the lower rail 2 by projecting the lower runner 5 from the lower part of one end of the door body 3 on which the runner 4 is projected. Was attached to. And as shown in FIG. 1 (a), a plurality of doors 3
The closed state is a state in which are aligned along the upper and lower rails 1 and 2, and the door body 3 is projected so as to be substantially orthogonal to the upper and lower rails 1 and 2 as shown in FIG. 1 (b). The open state is set.

[Problems to be Solved by the Invention] In the conventional example as described above, as shown in FIG. 1 (b), the door body 3 is arranged to be substantially orthogonal to the upper and lower rails 1 and 2. When gathered at one end of the upper and lower rails 1 and 2, it can be in a fully opened state, but in this case, there is a problem that the outer surfaces of the adjacent door bodies 3 are directly contacted with each other and the outer surfaces are damaged or a collision noise is generated. Yes, the door body 3
There is a problem that the airtightness is also bad when closing the
There was a problem that dust and dirt accumulated on the upper surface of the lower Rero 2.

The present invention was devised in view of the above-mentioned problems of the conventional example, and its purpose is to directly contact the outer surfaces of adjacent door bodies when the door bodies are opened and gathered in one place. It is an object of the present invention to provide an opening / closing device that prevents dust from being generated, prevents collision noise from being generated, has good airtightness, and can clean dust and dirt accumulated on the upper surface of the lower rail.

[Means for Solving the Problems] In the opening / closing device for a storage unit of the present invention, a plurality of door bodies 3 are arranged between the upper and lower rails 1 and 2, and a runner 4 is provided from the upper end of one end of each door body 3 in the width direction. And the runner 4 is mounted on the upper rail 1 so that the lower runner 5 can be run on the lower rail 2 by projecting the lower runner 5 from the lower part of one end of the door body 3 on which the runner 4 is projected. Attached to the upper and lower rails 1 and 2, the doors 3 are aligned in a straight line along the upper and lower rails 1 and 2, and the door body 3 is projected substantially orthogonally to the upper and lower rails 1 and 2. In the opening / closing device set to be in the open state, the lower lateral piece 7 of the lower edge member 6 having a substantially L-shaped cross section.
The moat 8 is provided on the lower surface of the lower part of the vertical piece 9, and the door stop 10 having elasticity for contacting the adjacent doors 3 in the closed state is provided on the outer surface of the vertical piece 9 below the lower edge member 6 having a substantially L-shaped cross section. The horizontal piece portion 7 is arranged on the lower surface of the door body 3, and the vertical piece portion 9 is arranged on the outer surface of the door body 3 and attached. By adopting such a configuration, The object of the present invention has been achieved.

[Operation] However, in the present invention, the door body 3 is connected to the upper and lower rails 1,
When the doors 3 are pivoted so as to be substantially orthogonal to the doors 2 and are in the open state, the door stop portions having elasticity are provided on the outer surfaces of the adjacent door bodies 3.
10 is designed to absorb the impact, and when the door body 3 is run, the mohair 8 sweeps the upper surface of the lower rail 2 to clean it, and when the door body 3 is closed, the mohair 8 Thus, the airtightness between the door body 3 and the lower rail 2 is maintained.

[Embodiment] An embodiment of the present invention will be described below in detail with reference to the accompanying drawings.

As shown in FIG. 2, a mounting plate 13 is attached to the front end portion of the top surface of the top plate 12 of the storage unit 11, and the front portion of the mounting plate 13 is projected forward from the front end portion of the top plate 12. There is. The upper rail 1 is attached to the lower surface of the front portion of the attachment plate 13 by a fastener 14. A lower rail 2 is attached to the floor 15. A lower edge member 6 is attached to the lower portion of the door body 3. The lower edge member 6 has a substantially L-shaped cross section as shown in FIGS. 3 (a) and 3 (b), and a mohair 8 is provided on the lower surface of the lower horizontal piece 7 and the outer surface of the vertical piece 9 is closed. The door stop 10 having elasticity is provided so as to contact the adjacent door bodies 3. The lower lateral piece 7 of the lower edge member 6 having a substantially L-shaped cross section is arranged on the lower surface of the door body 3, and the vertical piece 9 is arranged on the outer surface of the door body 3 to be attached. In this case, as shown in FIG. 3 (a), the door stop 10 having elasticity has an arcuate cross section, and one end thereof is continuously extended from the vertical piece 9, and the door stop 10 having the arcuate cross section is turned over and fixed. The lower edge member 6 is attached to the door body 3 by the tool 30, and after the attachment, it is fixed by the door stop portion 10.
Hide 30. The lower edge member 6 has a length that extends over the entire length of the door body 3 in the width direction, but both ends of the vertical piece portion 9 are notched, and the notch portions 31 are attached to both sides of the outer surface of the door body 3. The end portion of the elastic vertical door contact member 34 is located. A runner 4 is projected from an upper part of one end of the door body 3 in the width direction, and a lower traveling tool 5 is projected from a lower part of one end of the door body 3 in the width direction. A runner 4 protruding from the upper portion of the door body 3 is movably attached to the upper rail 1, and a lower traveling tool 5 protruding from the lower portion of the door body 3 is movably attached to the lower rail 2. .
In this way, a plurality of door bodies 3 are built between the upper and lower rails 1 and 2 so that they can travel freely. These door bodies 3 are linearly arranged along the upper and lower rails 1 and 2 and adjacent door bodies 3 are formed. By making contact with each other, the front opening of the storage portion 11 can be closed (see FIG. 1 (a)). In such a closed state, the adjacent door bodies 3 and 3 may be fitted in, for example, recesses and projections so that no gap is created between the door bodies 3 and 3. The door body 3 is opened by swinging the upper and lower rails 1 and 1 so as to be substantially orthogonal to the rail length direction, and the door body 3 ... Swung and rotated in such an open state is, for example, the upper and lower rails 1. It is collected at one end of 2, and the storage part 11
The front opening can be opened wide (see FIG. 1 (b)). The swing rotation structure will be described below.

As shown in Fig. 2, the upper rail 1 is a rack
The pinion chamber 16 and the runner chamber 17 below the pinion chamber 16 are divided, and only the rack and pinion chamber 16 is formed on the lower rail 2 over the entire length. A rack gear 17 is provided over the entire length of the upper and lower rails 1 and 2 along a vertical wall on one side of the rack and pinion chamber 16 of the upper and lower rails 1 and 2. Upper and lower rails 1, 2
The rack gears 17 provided in the rack and pinion chamber 16 of the above are engaged with the pinion gears 18 horizontally rotatably provided on the door body 3 side, and the runners vertically rotatably provided around the horizontal axis 19 on the door body 3 side. 4 is rotatably mounted on the runner receiving surface 20 on the upper surface of the lip pieces 1a, 1a of the upper rail 1, and the rack gear 17 and the pinion gear 18 mesh with each other when the door body 3 travels. Runner 4 while maintaining the condition
Are rolled on the runner receiving surface 20. Then, when the door bodies 3 and 3 are disengaged from each other in the width direction and the door body 3 is in a travelable state, the vertical axis 21 that holds the door body 3 rotatably with the pinion gear 18 is provided. It is designed so that it can be opened and rotated by using as a rotation axis. And
An upper hinge 22 is attached to the upper end of the door body 3, and a lower hinge 23 is attached to the lower end of the door body 3. A cylindrical screw cylinder shaft 26 is hung from a holding body 25 as a running tool 24 that holds four runners 4, and the upper pinion gear 18 is held inside the screw cylinder shaft 26. The vertical axis 21 is rotatably inserted, and the screw cylinder shaft 26 is screwed into the screw hole of the upper hinge 22 and the screwing depth is changed.
The gap between the upper rail 1 and the upper rail 1 can be adjusted. Further, a lower hinge 23 rotatably holds a lower vertical axis 21 which holds a lower pinion gear 18. Then, the load of the door body 3 is applied to the runner 4 via the upper hinge 22, and the load is received by the upper rail 1, so that the load of the door body 3 is not applied to the meshing portion of the pinion gear 18 and the rack gear 17. is there. The upper vertical axis 21, the intermediate vertical axis 21 and the lower vertical axis 21 are connected and integrated by a joint 27, respectively, and the lower traveling tool 5 is attached to the lower vertical axis 21 so as to be rotatable relative to each other. The lower running tool 5 is fitted in the rail groove of the rail 2 to guide the running of the door body 3. Then, a spring 29 is interposed between the lower hinge 23 and the spring receiver 28 of the lower vertical axis 21, and the loads of the upper, middle, and lower vertical axes 21 and the like are received by the spring 29, and these loads and the rack gear 17 are received. The pinion gear 18 is prevented from engaging with the meshing part, and the lower end of the vertical axis 21 does not contact the groove bottom of the lower rail 2.

Then, when the door body 3 is run for opening and closing, the mohair 8
Is to be cleaned by sliding the upper surface of the lower rail 2 like sweeping. When the door body 3 is closed as shown in FIG. 1 (a), the mohair 8 shields the gap between the door body 3 and the lower rail 2 to keep airtightness. here,
Upper mohair 33 is attached to the upper rail 1 and the upper rail 1
The airtightness between the door and the door body 3 is maintained. Also,
When the door body 3 is closed as shown in FIG. 1 (b), the door stop portion 10 having elasticity hits the adjacent door body 3 to absorb the impact. In this case, the vertical door contact member 34
Also hits the adjacent door body 3.

[Advantages of the Invention] According to the present invention, mohairs are provided on the lower surface of the lower horizontal piece of the lower edge member having the substantially L-shaped cross section as described above, and the doors adjacent to each other in the closed state on the outer surface of the vertical piece. An elastic door contact portion that contacts the body is provided, and a lower horizontal piece portion of the lower edge member having a substantially L-shaped cross section is arranged on the lower surface of the door body and a vertical piece portion is arranged on the outer surface of the door body. Since it is installed by rotating the door body so that it is substantially orthogonal to the upper and lower rails and opening it,
It is possible to prevent the door bodies that are elastic from hitting the outer surfaces of the adjacent door bodies to absorb the impact and prevent the door bodies from being damaged, and also to prevent the impact noise from being generated. Will clean the upper surface of the lower rail,
Further, when the door is closed, mohair can maintain airtightness between the door and the lower rail. In addition, the door contact member and the mohair can be attached only by attaching the lower edge member, which is an edge member of the lower portion of the door body, to the door.

[Brief description of drawings]

1 (a) and 1 (b) are explanatory views showing the opening / closing action of one embodiment of the present invention, FIG. 2 is a sectional view of the same, and FIG. 3 (a).
(B) Sectional view and front view of the lower edge member used in the same as above;
The drawing is an enlarged cross-sectional view of a conventional example. 1 is an upper rail, 2 is a lower rail, 3 is a door body, 4 is a runner, 5 is a lower traveling tool, 6 is a lower edge member, 7 is a lower lateral piece, 8 Is mohair, 9 is a vertical piece, 10
Is the door stop.

Claims (1)

[Scope of utility model registration request] 1. A plurality of door bodies are arranged between upper and lower rails, a runner is projected from an upper portion of one end portion in the width direction of each door body, and the runner is mounted on the upper rail so as to run freely, and the runner of each door body is projected. Project the lower running tool from the bottom of one end of
The lower traveling tool is movably attached to the lower rail, and the state in which a plurality of doors are arranged in a straight line along the upper and lower rails is in the closed state and the doors are projected so as to be substantially orthogonal to the upper and lower rails. In an opening / closing device set to open, a mohair is provided on the lower surface of the lower horizontal piece of the lower edge member having a substantially L-shaped cross section, and the outer surface of the vertical piece is brought into contact with an adjacent door body in a closed state. By providing a door stop having elasticity, the lower horizontal piece of the lower edge member having a substantially L-shaped cross section is arranged on the lower surface of the door body, and the vertical piece is arranged on the outer surface of the door body. Switchgear consisting of.