KR20160148989A

KR20160148989A - Hinge for floor hinge

Info

Publication number: KR20160148989A
Application number: KR1020150085876A
Authority: KR
Inventors: 한영만
Original assignee: 주식회사 제철
Priority date: 2015-06-17
Filing date: 2015-06-17
Publication date: 2016-12-27

Abstract

The present invention relates to a hinge for a floor hinge, which makes a rotary door open and close by a floor hinge and stop at an angle that a stop angle of the door is an obtuse angle (100-120 degrees) or more, makes the door close even if the door is opened at around 90 degrees for access, prevents loss of air conditioning and heating energy in summer and winter, and promotes convenience in use. To this end, a floor hinge is for opening and closing a rotary door. A hanging groove of a hinge cam forming the floor hinge can be stopped at an obtuse angle (about 100 to 120 degrees) while the door is opened.

Description

[0001] HINGE FOR FLOOR HINGE [0002]

The present invention relates to a hinge structure for a floor hinge, and more particularly, it relates to a hinge structure for a floor hinge, in particular, in which the opening of the rotary door is stopped at a certain angle by a floor hinge, To improve the convenience of use.

In general, a rotary opening / closing door used in a doorway of a building controls a door opening / closing operation by providing a floor hinge on the floor. The hinge constituting the floor hinge is assembled to a hinge assembly, and the hinge includes a hinge shaft and a hinge cam .

In order to stop the rotary opening and closing door at 90 ° and stop at 90 ° and 115 °, the hinge cam is provided with a hinge cam, which is fixed to the hinge assembly with the door open at 90 ° and 115 ° on both sides of the hinge cam, And when the door is opened by 90 ° or 115 °, the latching roller formed on the hinge assembly is engaged with the latching groove formed on the hinge cam to stop the opening / closing door, that is, pause .

[0006] In consideration of the prior art relating to the opening and closing operation of the rotary type door using the floor hinge, a conventional floor hinge is disclosed in Japanese Utility Model Registration No. 20-0313840 entitled " Floor Hinge "(Patent Document 1) and Utility Model Registration No. 20-0341478" Quot; camshaft structure "(patent document 2) and a patent document 10-0699252" floor hinge "(patent document 3).

When the positions of the latching grooves formed in the hinge cams out of the structures of the floor hinges disclosed in Patent Documents 1 to 3 are examined, the opening and closing door is engaged with the latching roller at 90 ° or 90 ° and 115 °.

Thus, when the user pushes the door for access, the angle of rotation of the door for comfortable access generally maintains about 90 degrees.

When the angle of rotation of the door is less than 90 °, the door is closed by the elastic force of the spring, but when the angle exceeds 90 °, the locking roller is inserted into the 90 ° stop groove formed in the hinge cam, ° It stops in the open state, and the person who goes in and out goes over without recognizing the state where the door is opened and stopped.

As described above, when the door is kept in the opened state at 90 degrees, not only the cooling and heating energy is lost during the summer, but also the door has to be closed every time.

Registered Utility Model No. 20-0313840 "Floor hinge" Utility model registration No. 20-0341478 "Hinge camshaft structure of floor hinge" Patent No. 10-0699252 "Floor hinge"

The present invention solves the drawbacks of the prior art by allowing the rotary hinges to be opened and closed by a floor hinge so that the stopping angle of the door can be stopped only at an obtuse angle (about 100 °) or more, The door can be closed and closed even if it is opened so as to prevent the loss of cooling and heating energy in the same summer season and to make it easy to use.

As a means for solving the above problems, the present invention provides a floor hinge for opening and closing a rotary door, wherein a hinge cam position of a hinge cam constituting a floor hinge is set at an obtuse angle of about 100 [deg.] To 120 [ It is possible to stop only in the state.

The present invention provides a floor hinge for opening and closing a rotary door, wherein a stopping position of a hinge cam constituting a floor hinge can be stopped only in an obtuse angle of about 100 to 120 degrees with the door being opened, Even if the door is opened to about 90 ° for the entrance and exit, the door can be closed and closed so as to prevent the loss of cooling and heating energy during the same summer season, and also the convenience of use can be achieved.

1 is an exploded perspective view of a floor hinge to which the present invention is applied;
Figure 2: A perspective view of a hinge assembly incorporating the present invention.
3 is a perspective view of a hinge to be provided in the present invention;
Figure 4: Plan view of Figure 3
5 is a state diagram of the floor hinge to which the present invention is applied.
6: enlarged view of Fig. 5
7: The state in which the door is rotated by 90 degrees in the state of Fig. 5
8: an enlarged view of Fig. 7
9: In the state of Fig. 5,
10: An enlarged view of Fig. 9
11: Another example of a hinge to be provided in the present invention
12: Planar configuration of Fig. 11
13: A state in which the door is rotated 115 degrees using the hinge of FIG. 11
14: An enlarged view of Fig. 13

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view of a hinge assembly 40. FIG. 3 is a perspective view of a hinge 10 and a hinge assembly 100. The hinge assembly 10 includes a hinge assembly 10, The floor hinge 100 of the present invention is different from the conventional floor hinge 100 in that it is embedded in the floor of an entrance of a building such as a commercial building or an office to control the opening and closing of the door 50 in a rotary manner.

The hinge 10 for a floor hinge to be provided in the present invention is configured such that the position of the latching groove 31 formed in the hinge cam 30 is changed to stop the opening and closing operation of the rotary door 50, Lt; RTI ID = 0.0 > 120 < / RTI >

The hinge 10 is constituted by the hinge shaft 20 and the hinge cam 30 and the position of the engagement groove 31 formed on the outer peripheral surface 33 of the symmetrically formed hinge cam 30 corresponds to the position of the door 50 The latching groove 31 is selected at the point of contact with the latching roller 41 constituted in the hinge assembly 40 in the obtuse angle state where the opening angle A of the door 50 opened when the door 50 is opened is 100 to 120 °, do.

3 and 4 of the present invention constitute the latching groove 31 at a position where the opening angle A is 115 degrees by rotating the door 50 and the latching groove 31 is formed in the latching groove 31, And the engaging roller 41 formed in the hinge assembly 40 is inserted and engaged.

The position of the latching groove 31 formed in the outer peripheral surface 33 of the hinge cam 30 of the hinge 10 according to the present invention is set such that the opening angle of the door 50 opened when the door 50 is opened A) of the hinge assembly 40 is in contact with the engagement roller 41 formed in the hinge assembly 40 at an obtuse angle of 100 to 120 °.

The two engagement grooves 31 and 31 'formed in Figs. 11 and 12 of the present invention rotate the door 50 so that the engagement grooves 31 and 31' And the engaging rollers 41 constituting the hinge assembly 40 are fitted in the engaging grooves 31 and 31 '.

The locking groove 31 is engaged with the locking roller 41 when the door 50 is opened by 115 ° and the locking groove 31 'is opened by 105 °.

In the present invention, when the stop angular position of the latching grooves 21 and 21 'formed in the hinge cam 30 is less than 100 °, the door 50 may stop when the door 50 is opened slightly over 90 ° And when it is 120 DEG or more, it is not preferable because the door 50 is opened more than necessary.

Reference numeral 60 denotes a floor hinge case; 61, a floor hinge body; 63, a spring; 64, an assembly plate; 65, a support; .

The hinge 10 of the present invention having such a structure as described above has an assembling plate 64 of a hinge assembly 40 composed of a latching roller 61, a spring 63, an assembling plate 64 and a support 65, The hinge assembly 40 is inserted into the body 61 of the floor hinge 100 and is then coupled with the stopper 67 so that the hinge assembly 40 is pushed by the body 61 The floor hinge 100 is formed by covering the body 61 with the cover 66 and then covering the cover 66 with the floor hinge 100. The floor hinge 100 is fixed to the floor of the entrance door 50 where the door 50 is installed, And the door 50 is assembled to the hinge shaft 20 so that the hinge 10 is rotated together with the door 50 to be used.

5 and 6 show that the latching roller 41 constituting the hinge assembly 40 is located in the support groove 34 formed in the rear of the hinge cam 30 in the closed state of the door 50 and is kept in the closed state.

7 and 8 show a state in which the hinge shaft 20 and the hinge cam 30 of the hinge 10 assembled at the lower end of the door 50 are rotated 90 degrees by rotating the door 50 by 90 degrees, 30 and the engaging roller 41 formed on the hinge assembly 40 are separated from each other and the external force is removed so that the door door 50 is rotated by the biasing force of the spring 63, As shown in FIG.

Normally, when the door 50 is opened, the door 50 is opened, and the door 50 is opened. When the external force is removed, the door 50 is closed.

9 and 10 illustrate a case where the door is opened when the door is opened as required. When the door 50 is opened at an obtuse angle of 100 ° or more, the hinge cam 30 rotates together with the door 50, The latching roller 41 of the hinge assembly 40 is engaged with the latching groove 31 formed in the hinge cam 30 so that even if the external force is removed from the door 50 in the above state, State.

In the present invention, the position of the latching groove 31 formed in the hinge cam 30 is also formed at 115 ° so that the opening angle A of the door 50 can be stopped at 115 °.

Figs. 11 and 12 show that the hinge cam 30 of the hinge 10 constituting the present invention is formed in an obtuse angle, that is, in the range of 100 to 120 degrees by adding the latching grooves 31 ' And 14 designate that the door 50 is opened and closed by using the floor hinge 100 to which the hinge 10 having the double hinge grooves 31 and 31 'is coupled to the hinge cam 30.

In the figure, the latching groove 31 'formed in the hinge cam 30 is formed such that the door 50 is stopped at 105 °.

As described above, according to the present invention, the hinge cam 30 of the hinge 10 constituting the floor hinge 100 is formed with the latching grooves 31 and 31 'for stopping the door 50, The locking grooves 31 and 31 'are formed so as to stop at an angle of 90 ° or more and an obtuse angle, that is, between 100 and 120 ° so that when the user opens the door 50 for entrance and exit, As a result, the door 50 can be closed and closed without stopping as in the prior art, so that the cooling and heating energy can be saved during the winter season and the convenience of use can be improved.

(10) - Hinge (20) - Hinge axis
(30) -hinge cam (31) (31 ') -engaging groove
(33) - outer peripheral surface (34) - support groove

Claims

A hinge for a floor hinge for opening and closing a rotary door is provided with an engagement groove 31 formed on the outer peripheral surface 33 of the hinge cam 30 constituting the hinge 10, Is formed at a position where the opening angle (A) in the rotated state is in contact with the engaging roller formed on the hinge assembly in an obtuse angle of 90 degrees or more.

The hinge cam according to claim 1, characterized in that the latching groove (31) formed in the outer peripheral surface (33) of the hinge cam (30) has an opening angle (A) A hinge structure for a floor hinge.

The hinge cam according to claim 2, characterized in that the latching groove (31) formed on the outer peripheral surface (33) of the hinge cam (30) is configured such that the opening angle (A) Hinge structure for floor hinges.

The hinge cam according to claim 2, wherein the latching groove (31) formed in the outer peripheral surface (33) of the hinge cam (30) is configured such that the opening angle (A) And a hinge structure for a floor hinge.