JP2835291B2 - Grommet - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grommet used for attaching a panel to a desk leg.

[0002]

2. Description of the Related Art As shown in FIG.
There is a structure in which a panel 18 shields the space between the foot and the leg 50 so that the foot of a seated person cannot be seen.

In order to attach such a panel 18 to the leg 50, a configuration as shown in FIG. 9 has conventionally been adopted.

That is, after punching out the mounting hole 56, the nut 14 is welded to the lower end of the flat panel 18 and bent into an L-shape so that the welded portion of the nut 14 is horizontal. Next, the stopper portion 44B of the mounting plate 44, whose both ends are bent in the opposite directions, is hooked on the latching hole 52 formed in the side surface of the leg 50. Then, the mounting hole 56 of the panel 18 is inserted into the insertion portion 44A of the mounting plate 44, and the panel 1
8 is attached to the leg 50. Thereafter, the screw 30 is inserted into the nut 14 through the through hole 54 formed in the mounting plate 44, screwed with the nut 14, and the mounting plate 44 is fixed to the panel 18.

However, it is not easy to bend the nut 14 after welding it to the panel 18, and it requires skill to weld the nut 14 to an accurate position, and the mounting accuracy of the mounting plate 44 is low. Had declined. Further, since the screw 30 comes into contact with the panel 18, the paint may be peeled off.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in consideration of the above-described circumstances, and has as its object to provide a grommet that facilitates bending of a panel and eliminates the need for welding of a nut, and that can accurately position a nut. I do.

[0007]

Means for Solving the Problems The invention according to claim 1
Includes a holder for holding a nut against rotation, the plate body holes are formed to penetrate the holding body said holding member is disposed,
And engaging groove which is formed between the plate member and the holding member, the
Wherein the engaging groove is engageable with the edge of the hole and the holder is penetrated.
The small hole that cannot be used and the holder
Attached to a panel with a large hole through which a recording body cannot pass
And formed on the plate and inclined toward the holder.
A guide which can guide the holding body into the small hole by contacting the panel.
It is characterized by having an id body.

The invention according to claim 2 is characterized in that the width and length of the guide body are set to be large enough to engage with the large hole.

[0009]

[0010]

In the grommet according to the first aspect, for example, the engagement groove is engaged with the edge of the hole formed in the panel, and the upper and lower surfaces of the panel can be sandwiched between the holding body and the plate. This attaches the grommet to the panel.

Here, the nut can be inserted into the holding body, and a bolt can be inserted through a hole formed in the plate and screwed together. At this time, since the nut is held by the holding body so as not to rotate, it does not run idle. Also,
Various components can be attached to the panel via bolts.

As described above, since the nut can be retrofitted without welding the panel in advance, the panel can be easily bent.

Further, a small hole and a large hole communicating with each other are formed in the grommet in the panel.

The holder is penetrated through the large hole and moved toward the small hole. At this time, the inclined guide body formed on the plate body comes into contact with the panel and guides the holding body by pushing it up to the small hole, so that the grommet can be smoothly attached.

In the grommet according to the second aspect , the width and length of the guide body are set to be large enough to engage with the large hole. Therefore, the guide body also engages with the large hole in a state where the holding groove is engaged with the small hole, so that the grommet can be assembled to the panel without being displaced.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIGS. 1 and 5, a grommet 10 according to the present embodiment comprises a rectangular plate 12 and
2 and a holding body 16 which holds the nut 14 and stands upright.

The holding body 16 is a block having a substantially rectangular shape in plan view. The lower end of the panel 18 is punched out and a mounting hole 22 formed in a horizontal portion 20 which is bent into a substantially L-shape.
Of the rectangular hole 24.

A hexagonal housing 26 is formed in the center of the holder 16 so that the nut 14 can be held in a non-rotatable manner. A through hole 28 penetrating the plate body 12 is formed in the bottom surface of the storage portion 26,
A screw 30 is inserted from the back side of the nut and can be screwed with the nut 14.

Further, a rectangular opening 32 is opened in the side wall 26A of the storage section 26, and a cantilever-shaped engaging claw 34 extends from the upper end of the side wall 26A toward the rectangular opening 32. . On the storage portion 26 side of the locking claw 34, an inclined surface 34A that is inclined obliquely downward in a direction approaching each other is formed. Therefore, the nut 14 is connected to the inclined surface 34.
A, and while pushing the locking claw 34 outward, the storage portion 2
6 and pass through the inclined surface 34A.
Is elastically restored to hold the nut 14 so as not to come out of the storage portion 26.

Further, between the holding body 16 and the plate body 12,
A semicircular engagement groove 36 is formed on the outer periphery of the lower part of the holder 16 in a plan view so as to reduce the outer shape of the holder 16. The engagement groove 36 is formed in the semicircular hole 3 communicating with the rectangular hole 24.
8 and the horizontal portion 20 of the panel 18 is
6 and the plate 12.

On the other hand, a small rectangular hole 40 is formed in the horizontal portion 20 on the side opposite to the semicircular hole 38 so as to communicate with the rectangular hole 24. The small rectangular hole 40 is formed in the side wall 2 of the holder 16.
The reinforcing member 42 protruding from 6A has a hole width that allows penetration.

The reinforcing member 42 is formed in order to secure the thickness of the side wall 26A in accordance with the size of the storage portion 26 formed in the holding member 16, and when the size of the nut is small, This is unnecessary since the storage section 26 can be made smaller. Therefore, it is not necessary to form a small rectangular hole 40 through which the reinforcing member 42 passes. In the present embodiment, the small rectangular hole 40 is used as a hole for inserting the insertion portion 44A of the mounting plate 44.

On the other hand, the width of the plate 12 is such that it cannot penetrate the rectangular hole 24, and the upper surface of the plate 12
A guide body 46 having a downwardly inclined surface 46 </ b> A is formed from the end in the longitudinal direction of FIG. The width of the guide body 46 is such that it can pass through the rectangular hole 24, and when the grommet 10 is attached to the panel 18,
6B hits the hole edge of the rectangular hole 24 to eliminate positional deviation in the width direction.

The length of the guide body 46 is
7, when it is engaged with the semicircular hole 38, the size thereof is such that it hits the edge of the rectangular hole 24 as shown in FIG. Further, a triangular plate-shaped rib 48 is provided upright at the center of the inclined surface 46A of the guide body 46 to reinforce the guide body 46.

Next, a procedure for attaching a panel to a desk leg using the grommet according to the present embodiment will be described.

The panel 18 attached to the leg 50
After the mounting hole 22 is formed, the hole is bent into an L shape so that the portion where the mounting hole 22 is formed is horizontal without welding the nut 14, so that the processing can be easily performed.

As shown in FIGS. 2 and 5, the holding body 16 with the nut 14 mounted on the storage portion 26 is inserted into the rectangular hole 24 of the mounting hole 22 thus formed.
Insert diagonally from behind. At this time, the inclined surface 46A of the guide body 46 is in contact with the back side of the horizontal portion 20.

Next, as shown in FIGS. 3 and 6, when the holding body 16 is pushed toward the semicircular hole 38, the function of the inclined surface 46A of the guide body 46 causes the engagement groove 36 to be semicircular. It is gradually engaged in such a manner as to be pushed up by the edge of the hole 38. At this time, the side surface 46B of the guide body 46
Does not hit the edge of the rectangular hole 24 and is not displaced in the width direction, so that the insertion operation can be performed smoothly.

As shown in FIGS. 4 and 7, when the holding body 16 is further pushed in, the engagement groove 36 is completely engaged with the semicircular hole 38, and the panel 18 is brought into contact with the holding body 16 and the plate body 12. It will be in the pinched state. At the same time, the guide body 46 is engaged with the rectangular hole 24, and the grommet 10 is fixed to the mounting hole 22 without displacement.

Next, the stopper 44B of the mounting plate 44 is
Of the panel 18
Insert the insertion portion 44A of the mounting plate 44 into the small rectangular hole 40 of
The panel 18 is attached to the leg 50. Next, the through-hole 54,
Then, the screw 30 is inserted into the through hole 28 of the grommet 10, screwed with the nut 14, and the panel 18 is fixed to the leg 50.

As described above, in this embodiment, the grommet 1
0 plate 12 functions as a washer.
Even if is excessively tightened, the paint on the panel 18 is not peeled off, and the generation of rust can be suppressed.

[0032]

According to the present invention, the panel is easily bent and the nut can be accurately positioned. Further, the tightening of the bolts does not remove the paint on the panel.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a panel mounting structure using a grommet according to the present embodiment.

FIG. 2 is a side view showing a procedure for mounting the grommet according to the embodiment.

FIG. 3 is a side view showing a procedure for mounting the grommet according to the embodiment.

FIG. 4 is a side view showing a procedure for mounting the grommet according to the embodiment.

FIG. 5 is a plan view showing a procedure for mounting the grommet according to the embodiment.

FIG. 6 is a plan view showing a procedure for mounting the grommet according to the embodiment.

FIG. 7 is a plan view showing a procedure for mounting the grommet according to the embodiment.

FIG. 8 is a perspective view showing a desk to which the grommet according to the embodiment is attached.

FIG. 9 is a perspective view showing a conventional panel mounting structure.

[Explanation of symbols]

 12 plate body 16 holder 36 engagement groove 46 guide body

──────────────────────────────────────────────────続 き Continuation of the front page (56) References Japanese Utility Model 1-92512 (JP, U) Japanese Utility Model 5-52326 (JP, U) Japanese Utility Model Utility Model 5-94054 (JP, U) (58) Survey Field (Int.Cl. ⁶ , DB name) F16B 37/04 F16B 5/02

Claims (2)

(57) [Claims] 1. A holding body for holding a nut non-rotatably,
A plate provided with the holder and having a hole penetrating into the holder; and an engagement groove formed between the holder and the plate , wherein the engagement groove has a hole edge. And the holder cannot penetrate
A small hole, the plate body being in communication with the small hole and through which the holding body can penetrate;
Is attached to a panel having a large hole that cannot be penetrated, and the panel is formed on the plate body and is inclined toward the holding body.
Guide body capable of guiding the holding body to the small hole in contact with the tunnel
A grommet characterized by having: 2. The width and the length of the guide body are adjusted to the large hole.
2. The device according to claim 1, wherein the size is such that it can be engaged.
Grommet described.