JP5095351B2 - Locking groove cover device - Google Patents

Description

  The present invention relates to a cover device for a locking groove for closing an opening of the locking groove formed on the surface of a structure so as to be opened and closed.

  In the locking groove formed on the surface of the structure, it may be necessary to fit in a good appearance by attaching a cover device that closes the opening of the locking groove depending on the use of the structure. As the structure of the cover device, there are many that are attached by forming a groove shape with a locking groove and locking a locking piece provided on the cover device to the opening edge of the locking groove. According to such a structure, the opening of the locking groove can be easily closed (Patent Document 1).

  Also, depending on the application, it may be required to attach the cover body so that it can slide along the locking groove. In this case, the repulsive force of the elastic body attached to the cover body or the cover body The cover body is held at an arbitrary position in the locking groove by the sliding resistance generated by the locking force with the inner wall surface of the locking groove, and the sliding force is applied by applying an operating force against the resistance force. Some of them are

Japanese Utility Model Publication No.59-013018

  However, when the cover body is made of a metal plate to improve the appearance with the structure or to maintain the strength of the cover body, the cover body abuts against the inner surface of the locking groove during the sliding operation. However, since the cover body slides into the edge of the locking groove, the surface of the cover body and the locking groove may be damaged, or the coating film may be rubbed, resulting in a decrease in appearance.

  In view of the above-mentioned problems of the prior art, the present invention prevents the surface of the cover body and the sliding contact portion of the locking groove from being damaged even when the cover body is repeatedly slid. An object of the present invention is to provide a cover device for the locking groove.

According to the present invention, the above problem is solved as follows.
(1) In the cover device of the locking groove in which the opening portion in the locking groove formed on the surface of the structure is closed by a cover body slidably provided along the longitudinal direction of the locking groove, The locking groove has a bottom having a groove shape formed on both sides with convex edges facing inward at the opening edge, and the cover body has a width larger than the opening width of the locking groove. The cross-section is substantially U-shaped by a flat base piece along the longitudinal direction of the locking groove and a pair of side pieces extending from both edges of the base piece toward the back of the locking groove. It is formed and is held inside the guide shoe made of an elastic body, the guide shoe covers the outer side surfaces of both side pieces of the cover body, and the tip is inside the convex edge of the locking groove. A pair of holding pieces that are in pressure contact with each other, a connecting portion that connects both holding pieces, and the inner portion of the locking groove by this connecting portion. And a spring piece that presses against the bottom surface of the locking groove and holds the cover body in a non-contact state in the locking groove between the spring piece and the tip of the holding piece. At the same time, the cover body can be elastically held at an arbitrary position in the locking groove by the sliding resistance.

  (2) In the above item (1), a convex portion that is in sliding contact with the inner surface of the locking groove is provided on the outer side of the holding piece and facing the inner surface of the locking groove.

  (3) In the above item (1) or (2), a front projecting portion that is slightly narrower than the opening width of the opening of the locking groove is formed in the central portion of the base piece of the cover body. And the surface of the structure are flush with each other.

  (4) In any one of the above items (1) to (3), one of the opposing surfaces of the both side pieces of the cover body and the holding piece of the guide shoe is engaged with an engagement hole provided on the other side. Accordingly, a locking claw configured to prevent mutual positional deviation along the longitudinal direction of the locking groove is provided.

  (5) In any one of the above items (1) to (4), the connecting portion of the guide shoe is shaped to be recessed into the inside of the cover body, and at the center thereof, the inner surface of the base piece of the cover body A pressing piece to be pressed is provided.

  (6) In any one of the above items (1) to (5), the plurality of guide shoes are mounted apart from each other along the longitudinal direction of the cover body.

According to the present invention, the following effects can be achieved.
According to the invention of claim 1, since the cover body does not directly contact the locking groove, it is not scratched and is elastically supported in the locking groove by the guide shoe, so unless an operating force is applied, There is no accidental sliding and rattling can be prevented.

  According to the second aspect of the present invention, the sliding contact area with respect to the inner surface of the locking groove of the guide shoe is reduced, so that the cover body can be smoothly slid when an operating force is applied.

  According to the invention described in claim 3, since the surface of the cover body is flush with the surface of the structure body, the appearance is good.

  According to the fourth aspect of the present invention, the mutual displacement between the cover body and the guide shoe during the sliding operation can be prevented.

  According to the fifth aspect of the present invention, the urging force that causes the surface of the cover body to coincide with the surface of the structure can be constantly applied.

  According to the sixth aspect of the present invention, even if the cover body is long, the minimum required number of guide shoes can prevent direct contact between the cover body and the locking groove.

FIG. 1 shows an embodiment in which the cover device for a locking groove of the present invention is applied to the rear part of a desk leg.
The desk 1 includes a pair of left and right legs 2 and 2, a top plate 3 installed on the legs 2 and 2, and a lateral connecting member 4 that connects the upper rear ends of the legs 2 and 2.

  The leg 2 includes a vertical leg 5, a leg 6 extending horizontally from the rear to the front of the lower end of the leg 5, and an upper part of the leg 5 from the rear to the front. A horizontally extending top plate support arm 7 is provided, and a pair of front and rear adjusters 8 for adjusting the unevenness are provided at the bottom of each leg rod 6. The top plate support arm 7 fixes and holds the top plate 3 placed on the top by mounting means (not shown).

  On the rear surface of the leg 5, as shown in an enlarged view in FIG. 2, both side edges are bent inward to form a vertical convex edge 9 a, and a groove-like locking groove 9 that expands inside is formed. Are formed in the vertical direction. A partition wall 10 having a U-shape in plan view is provided at the inner back of the locking groove 9 toward the opening. An attachment hole 11 for attaching an optional part is provided in the lower central portion of the partition wall 10, and the attachment hole 11 communicates with a welding nut 12 provided on the back side of the partition wall 10.

  A cover body 13 is slidably fitted in the locking groove 9 along its vertical direction. As shown in FIG. 1, when not in use, the opening of the locking groove 9 is closed. As shown in FIG. 2, by lifting the cover body 13 with a finger or the like, the lower portion of the locking groove 9 is opened, and the partition wall 10 and the mounting hole 11 can be exposed to the outside.

  As shown in FIG. 1, the vertical length L of the cover body 13 is L ≧ H−h, where the vertical length of the leg body 5 is H and the vertical width of the horizontal connecting member 4 is h. In the fully closed state, an opening having a vertical dimension of HL is formed in the upper part of the locking groove 9, but this opening is blocked by the lateral connecting member 4, and is not exposed to the outside. The appearance is not impaired.

The cover body 13 is formed by press-molding a metal plate. As shown in FIG. 3, the cover body 13 is wider than the width of the opening of the locking groove 9, and from both side ends of the base piece 14. A pair of left and right side pieces 15, 15 extending toward the back of the locking groove 9, and inwardly bent pieces 16, 16 formed by bending the tip portions of both side pieces 15, 15 inwardly from each other. And.
By forming recessed stepped portions 14a and 14a that are recessed toward the front on both sides of the base piece 14, the width of the leg 5 is slightly smaller than the width of the opening at the center of the base piece 14. A protruding portion 14b is formed so as to be flush with the rear surface.

  Within the locking groove 9, a plurality of guide shoes 17 made of synthetic resin having elasticity are mounted at a plurality of positions in the longitudinal direction of the cover body 13.

  As shown in FIG. 3, each guide shoe 17 has a pressing piece 18 that is pressed against the center of the front surface of the base piece 14 of the cover body 13, and a forward U-shape in plan view in front of the pressing piece 18. The connecting piece 19 extending forward in the body 13, and the left and right front ends of the connecting piece 19 surround the both side pieces 15, 15 front end of the cover body 13 and the inwardly bent pieces 16, 16 in a plan view U After being folded back in the shape of a letter, it extends toward the opening of the locking groove 9 so as to hold both side pieces 15 and 15 of the cover body 13 from the outside, and its tip abuts on the inside of the convex edge 9a. A pair of left and right holding pieces 20 and a pair of left and right branches that are bifurcated to the left and right from the center of the connecting piece 19, each of which has an arc shape and is pressed against the partition wall 10. Spring pieces 21, 21.

  A locking claw 20a protrudes on the inner side of both holding pieces 20, and a convex portion 20b that slides on the inner surface of the locking groove 9 protrudes on the outer side. The convex portion 20b is for reducing the contact area between the inner surface of the locking groove 9 and the guide shoe 17 when the cover body 13 is moved, and for smooth movement.

Corresponding to the locking claws 20a and 20a, as shown in FIGS. 3 and 4, the left and right side pieces 15 and 15 of the cover body 13 are provided with engaging holes 15a and 15a at a predetermined interval in the vertical direction. Is formed.
Further, at the mounting position of the guide shoe 17, notches 16 a and 16 a corresponding to the vertical width of the guide shoe 17 are provided at the inner edges of the left and right inwardly bent pieces 16 and 16 of the cover body 13 at a required interval. Thus, by fitting the guide shoe 17 from the front side of the cover body 13 while elastically bending both the holding pieces 20, 20, the guide shoe 17 is positioned at a predetermined position of the cover body 13. It is mounted in the retaining state.
In FIG. 4, the engaging holes 15 a and 15 a for locking and the notches 16 a and 16 a are provided at two places in the vertical direction of the cover body 13, but are provided over the entire length according to the length of the cover body 13. Or, it may be provided at a plurality of three or more locations.

  In this way, if the guide shoe 17 is mounted from the front of the cover body 13 in advance, the cover body 13 can be locked even when the cover body 13 is inserted into the locking groove 9 as shown in FIG. The cover body 13 can be inserted into the locking groove 9 while preventing direct contact with the inside of the groove 9, and thereafter kept in a non-contact state.

  In the closed state of the cover body 13, the protrusion 14a of the base piece 14 is kept on the same surface as the rear surface of the leg 5 as shown in FIG. The As shown in FIG. 2, when the cover body 13 is raised by a finger operation, the cover body 13 can be raised while causing an appropriate sliding resistance to open the lower portion of the locking groove 9. Even if the hand is released from this state, the spring pieces 21 and 21 are elastically deformed and pressed against the partition wall 10, whereby the cover body 13 is held at an arbitrary position where it is stopped.

In addition, this invention is not limited only to the said embodiment, Implementation in many modified aspects is possible.
For example, the locking groove 9 is provided on the rear surface of the leg 5 of the desk 1 in the vertical direction. However, the locking groove 9 is provided on another partition, an end face or wall surface of a fixture such as a cabinet, or the surface of a house. The cover body held by the guide shoe 17 may be slidably inserted inside the locking groove, and the inside of the locking groove may be opened by moving the cover body as necessary.

It is the perspective view which looked at embodiment at the time of applying the cover apparatus of the latching groove | channel of this invention to the leg body of a desk from diagonally back. It is a perspective view which expands and shows the inside of the circle A of FIG. FIG. 3 is a partially enlarged cross-sectional plan view along III-III in FIG. 1. It is the perspective view which looked at the joining relation of a cover body and a guide shoe from diagonally forward. It is the perspective view which looked at the state which similarly attached the guide shoe to the cover body from diagonally forward.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Desk 2 Leg 3 Top plate 4 Lateral connection material 5 Leg body 6 Leg rod 7 Top plate support arm 8 Uneven adjustment adjuster 9 Locking groove 9a Convex edge 10 Bulkhead (groove bottom)
DESCRIPTION OF SYMBOLS 11 Mounting hole 12 Welding nut 13 Cover body 14 Base piece 14a Recessed step part 14b Projection part 15 Side piece 15a Engagement engagement hole 16 Inwardly bent piece 16a Notch part 17 Guide shoe 18 Pressing piece 19 Connecting piece 20 Holding Holding piece 20a Locking claw 20b Convex part 21 Spring piece

Claims (6)

In the locking groove cover device that closes the opening in the locking groove formed on the surface of the structure by a cover body slidably provided along the longitudinal direction of the locking groove,
The locking groove has a bottom with a groove shape formed on both sides with convex edges facing inward at the opening edge, and the cover body has a width larger than the opening width of the locking groove. The plate-shaped base piece along the longitudinal direction of the locking groove and the pair of side pieces extending from both edges of the base piece toward the back of the locking groove have a substantially U-shaped cross section. The guide shoe is held inside the guide shoe made of an elastic body, the guide shoe covers the outer surface of both side pieces of the cover body, and the tip is inside the convex edge of the locking groove. A pair of holding pieces that are in pressure contact with each other, a connecting portion that connects both holding pieces, and a connecting portion that extends toward the inner depth of the locking groove and presses against the bottom surface of the locking groove. The cover body is held in a non-contact state in the locking groove between the spring piece and the tip of the holding piece, and the slide The locking groove of the cover and wherein the repression holdable and the possible anywhere in the locking groove of the cover body resistance.   The locking groove cover device according to claim 1, wherein a convex portion slidably in contact with the inner surface of the locking groove is provided on a portion facing the inner surface of the locking groove on the outer side of the holding piece.   A front projecting portion that is slightly narrower than the opening width of the opening of the locking groove is formed at the center of the base piece of the cover body so that the front projecting portion and the surface of the structure are flush with each other. The locking groove cover device according to claim 1 or 2.   By engaging one of the opposing surfaces of the cover piece on both sides and the holding piece of the guide shoe with an engagement hole provided on the other side, mutual displacement along the longitudinal direction of the locking groove is prevented. The locking groove cover device according to claim 1, further comprising a locking claw configured to be provided.   The connecting portion of the guide shoe has a shape that is recessed into the inside of the cover body, and a pressing piece that presses against the inner surface of the base piece of the cover body is provided at the center thereof. The locking groove cover device.   The locking groove cover device according to any one of claims 1 to 5, wherein a plurality of guide shoes are mounted apart from each other along the longitudinal direction of the cover body.

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