KR20150004191A

KR20150004191A - Door pivot

Info

Publication number: KR20150004191A
Application number: KR1020130077360A
Authority: KR
Inventors: 강서익
Original assignee: 공주대학교 산학협력단
Priority date: 2013-07-02
Filing date: 2013-07-02
Publication date: 2015-01-12

Abstract

The present invention relates to a pivot for a door, which combines a door with a slider capable of sliding by being installed on a rail. The pivot comprises: a hollow main body which is inserted into a door; a supporting rod which is elastically inserted into the inside of the main body in order to elevate the main body in the longitudinal direction; a supporting cap which is seated at one side end unit of the supporting rod; and a fastening including a guide unit which fixates the supporting cap to the supporting rod, and guides the supporting cap in order to be slidingly inserted into an insertion hole. Therefore, the pivot for a door can be easily inserted into the insertion hole using the guide unit, can be easily assembled, and cannot be easily separated.

Description

Door pivot

The present invention relates to a pivot for a door, and more particularly, to a pivot for a door that can be easily inserted into a slider and is easily assembled in a pivot for connecting a door to a slider fitted in a rail.

1, a slider 2 is fitted to a rail 1, a pivot 10 installed on a door 3 is fitted to the slider 2, And the slider 2 is connected to the slider 2 and slides along the rail 1 while holding the door 3. [ The pivot 10 inserted into the door 3 and engaging the door 3 with the slider 2 is pivotally connected to the slider 2 by means of an elastic spring And the support cap 12 is inserted into the insertion protrusion 12a formed at the end of the support base 12 and inserted into the main body 11, 3, a support plate 16 for supporting an elastic spring is inserted into the lower portion of the main body 11. As shown in Fig. After the tool is inserted into the main body 11, a tool is inserted into a rotation groove 16a formed on the outer surface of the tool holding plate 16, and the tool is inserted into the main body 11, 11 are fitted in an assembling manner in which fastening protrusions are engaged with fastening grooves not shown.

Since the end of the support cap 13 is formed in a flat shape when the pivot 10 is fitted to the slider 2 as described above, the insertion hole 2a formed in the slider 2 is searched and inserted into the groove It is not easy to install and the installation time is considerably long.

As the door 3 is operated, a load is applied to the pivot 10 that connects the door 3 and the slider 2. In particular, the support cap (not shown) inserted into the coupling groove 2a formed in the slider 2 13 and the insertion protrusions 12a passing through the support caps 13 are subjected to a large force so that a continuous stress is generated at the lower ends of the insertion protrusions 12a protruding from the support base 12, There was also a problem that it could be cut when it got worse.

In addition, since the support plate 16 is rotated backward and coupled to the main body 11, assembly is troublesome. In addition, since the support plate 16 is reversely rotated due to the vibration caused by the elastic spring, There was also a problem that it was separated.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a structure in which a pivot is slidably inserted into an insertion hole, Thereby providing a door pivot.

It is another object of the present invention to provide a pivot for a door that improves the vulnerability of a portion where a stress is generated by a load applied to the pivot as the door is operated.

Another object of the present invention is to provide a pivot for a door provided with a structure in which the assembly method is not complicated and simple, and the structure is not easily separated even from vibrations generated from the inside.

In order to solve the above-mentioned problems, a pivot for a door according to the present invention includes: a hollow cylindrical main body to be inserted into a door; a support bar which is elastically inserted into the main body and can be lifted and lowered in the longitudinal direction of the main body; A hollow support cap which is seated on one end of the support rod and has a flange protruding outwardly and which is inserted into the insertion hole formed in the slider, and a guide cap And a fastening pin serving as a guide for slidingly inserting the support cap into the insertion hole.

In the pivot for a door according to the present invention as described above, the inclined guide portion is formed on the retaining pin, and the support cap is guided along the inclined surface of the guide portion so as to slide and fit into the insertion hole formed in the slider. It is easy to insert and shorten the installation time, and the efficiency of the work can be increased.

In addition, since the fastening pin passes through the support cap and is fitted in the pin hole formed in the support rod, it is integrally connected to the support rod to increase the rigidity of the support rod and reinforce the stress generating portion as the door is operated.

In addition, the method of assembling the support plate by simply inserting the support plate into the engagement hole formed at the lower side of the main body is not more complicated than the conventional assembly method, and is not separated from the main body even by vibration caused by the elastic spring. There is also an effect.

1 is a perspective view showing an embodiment of a conventional door pivot;
2 is a perspective view showing a conventional door pivot;
3 is a bottom perspective view showing a lower side of a conventional door pivot assembly.
4 is a perspective view showing a configuration of an embodiment of a door pivot according to the present invention;
5 is an external perspective view of a pivot for a door according to the present invention.
6 is an exploded perspective view of a pivot for a door according to the present invention;
7 is a perspective view showing a state in which the pivot is inserted into the door in Fig.
FIG. 8 is a perspective view showing a state in which the pivot is coupled to the slider in FIG. 7; FIG.

Hereinafter, a pivot for a door according to an embodiment of the present invention will be described with reference to the accompanying drawings.

The pivot for a door according to the present invention is a pivot 20 installed on a door 3 and coupling the door 3 to a slider 2 as shown in Fig. A support rod 22, a support cap 23, and a fastening pin 24, as shown in Fig.

The main body 21 is inserted into a pivot hole 3a formed in the door 3 as shown in FIG. 4, and is formed as a hollow cylinder.

The support bar 22 is a cylindrical member that is elastically inserted into the main body 21 and can be raised and lowered in the longitudinal direction of the main body 21. As shown in FIGS. 5 and 6, And a pin hole 22a is formed at an upper end of the main body 21 to which a fastening pin 24 described later is coupled.

The support cap 23 is a hollow member inserted into the insertion hole 2a formed in the slider 2 as shown in FIG. 4, 22, and is fastened to the support rod 22 by a fastening pin 24 to be described later, and a flange 23a is formed on the lower side.

The flange 23a contacts the surface of the slider 2 when the support cap 23 is fitted into the insertion hole 2a so that the support cap 23 excessively enters the insertion hole 2a And is protruded from the lower outer peripheral surface of the support cap 23 as shown in FIG.

5, one end of the fixing pin 24 passes through the inside of the support cap 23 and the other end of the support cap 22 is connected to the support rod 22 The support cap 23 is fixed to the support rod 22 by being fitted in the formed pin hole 22a and the guide portion 24a is formed on the other side.

The guide portion 24a serves as a guide for slidingly inserting the support cap 23 into the insertion hole 2a. As shown in FIG. 6, the guide portion 24a has a radial And is positioned at the upper end of the support cap 23 when the fastening pin 24 is inserted into the support cap 23.

Meanwhile, the pivot for a door according to the present invention may include an elastic spring 25 and a support plate 26.

The elastic spring 25 elastically supports the support bar 22 so that the support bar 22 can be moved up and down by being positioned below the support bar 22. As shown in Figure 6, As shown in Fig.

6, the support plate 26 is inserted into an engagement hole 21a formed in the lower side of the main body 21 in the horizontal direction so as to be engaged with the elastic spring 25, And the lower end of the main body 21 is shielded to prevent the elastic spring 25 from being deviated to the lower side of the main body 21. [

The operation of the door pivot according to the present invention constructed as above will be described with reference to the drawings.

4 is a view showing an exploded state of a sliding door provided with a door pivot according to the present invention. In this state, the main body 21 of the pivot 20 is inserted into the pivot hole 3a formed in the door 3, and the pivot 20 is inserted into the insertion hole 2a of the slider 2 Into a state shown in Fig. 8.

2, in order to fit the insertion hole 2a of the slider 2 into the slider 2, the upper end of the pivot 10 is formed in a flat shape, In the present embodiment, a guide pin 24a having an inclination is formed in a fastening pin 24 positioned at the upper end of the pivot 20 so that even if the pivot 20 is positioned close to the insertion hole 2a It is easy to insert the pivot 20 into the insertion hole 2a and to shorten the installation time because it is guided by the inclined surface of the guide portion 24a to be slid and inserted into the insertion hole 2a, So that the efficiency of the work can be increased.

The fastening pin 24 passes through the support cap 23 and is inserted into the pin hole 22a formed on the upper side of the support rod 22 so as to be integrally connected with the support rod 22, Therefore, the support bar 22 can be reinforced to increase rigidity.

The method of assembling the support plate 26 by simply inserting the support plate 26 into the engagement hole 21a horizontally formed on the lower side of the main body 21 is simpler and less complicated than the conventional assembly method, It is possible to prevent the elastic plate 25 from being separated from the support plate 26 by preventing the support plate 26 from being separated easily.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, the scope of the present invention is not limited to the specific embodiments. Those skilled in the art will appreciate that various modifications, It will be understood that various modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims.

1: rail 2: slider
2a: insertion hole 3: door
20: Pivot 21:
22: support rod 23: support cap
24: fastening pin 24a:
25: elastic spring 26:

Claims

1. A pivot for mounting a door to a slider installed on a door,
A hollow cylindrical body inserted into the door;
A support rod elastically inserted into the main body so as to be vertically movable in a longitudinal direction of the main body;
A hollow support cap which is seated on one end of the support rod and inserted into an insertion hole formed in the slider; And
And a fastening pin for fixing the support cap to the support rod and guiding the support cap to be slidably inserted into the insertion hole with a guide formed at one end thereof.

The method according to claim 1,
An elastic spring inserted into the main body to elastically support the support bar;
And a support plate inserted into an engagement hole formed in the lower side of the main body in a horizontal direction to prevent the elastic spring from coming off.