KR100352173B1 - An apparatus for adjusting the angle of a spring hinge - Google Patents

Abstract

The present invention relates to an angle adjusting device of the spring hinge, and in particular to enable the user to open the door hinge is installed in the spring angle, the configuration is a movable body formed with a movable fixing piece fixed to the door on one side, On the other side, the fixed body is formed with a fixed piece fixed to the door frame, and the movable body and the fixed body is installed so that the rotating shaft fitted with the spring and the receiving cylinder is built in, the upper cap on the upper end of the rotating shaft, the fixture and the lower cap at the bottom A spring hinge is coupled to one end of the spring into one end of the rotating shaft and the other end is fixed to the fixture, the movable body and the rotating shaft is fixed to the fixing screw, the movable fixing piece and the outer peripheral surface of the movable body The one-way gear part is formed in the middle, the first protrusion step part on the upper surface, the second protrusion step part on the lower surface It is formed with the engaging member is fixed by the conventional fixing means; A locking jaw formed at an upper side of the case by a fixing piece of the locking member, and a fixing key installed at one side to protrude out of the case to flow by a spring; The support jaw is formed on the lower side to be engaged with the locking jaw of the fixing key, the extension jaw is formed to be in contact with the first projection jaw portion to one side and provided with a secondary key hinged to flow by the spring installed upward It is related with the angle adjusting device of the spring hinge characterized by the above.

Description

An apparatus for adjusting the angle of a spring hinge}

The present invention relates to an angle adjusting device of the spring hinge, and more particularly to an angle adjusting device of the spring hinge that allows the user to open the door hinge is installed by the user to separate the desired angle.

In general, the hinge is used to open and close the door is installed on the door and the door frame, in recent years when the user opens the door, the spring hinge for automatically closing the door by the built-in spring is used.

Referring to the conventional spring hinge as shown in the accompanying drawings as follows.

Figure 5 is a cross-sectional view showing the main portion of the conventional spring hinge, first, the configuration is a movable body 50 is formed with a movable fixing piece 52 is fixed to the door on one side, and the fixing piece 62 is fixed to the door frame on the other side The fixed body 60 and the movable body 50 and the fixed body 60 are formed such that the rotating shaft 80 into which the spring 70 and the receiving cylinder 72 are fitted is installed therein, An upper cap 82 is coupled to an upper end, and a fixture 84 and a lower cap 86 are coupled to a lower portion thereof, and one end of the spring 70 is inserted into and fixed to the one end of the rotation shaft 80. It is composed.

In addition, the movable body 50 and the rotating shaft 80 is fixed with a fixing screw 90.

As the conventional spring hinge 100 configured as described above opens the door, the movable body 50 and the rotating shaft 80 are rotated by the movable fixing piece 52 fixed to the door, so that the rotating shaft 80 This rotation is torsion occurs in the spring 70 to have a repulsive force, and then when the user releases the door opened due to the repulsive force, the door is automatically closed.

However, in the conventional spring hinge 100 used as described above, when the user wants to open the door as needed, there is a problem that can not open the door by the repulsive force of the built-in spring 70 It was.

In addition, since the rotating shaft 80 rotates inwardly as it receives the load of the door and rotates as it is, a lot of friction occurs with the fasteners 84 fixed to the lower side, and the period of use of the friction noise and the hinge generated therefrom. The problem of shortening has been brought about.

Accordingly, the present invention has been made to solve the conventional problems as described above, the object is to enable the user to open the door hinge is installed separately the desired angle.

In addition, another object of the present invention is to have a minimum frictional force in the process of rotating the rotating shaft in the spring hinge to have a more smooth opening and closing and to extend the use period.

In addition, another object of the present invention is to enable the door to automatically close in case of fire, to prevent the fire from spreading anymore.

The present invention for achieving the above object is a movable body formed with a movable fixing piece fixed to a door on one side, a fixed body formed with a fixed piece fixed to the door frame on the other side, the movable body and the fixed body has a spring and a receiving cylinder It is installed so that the rotary shaft is fitted, the upper cap is coupled to the upper end of the rotary shaft, the lower part is fixed and the lower cap is coupled, the one end of the spring is fixed to the one end of the rotary shaft inserted into the fixture, the movable body and the rotary shaft In the usual spring hinge configured to be fixed by the fixing screw, the one-way gear portion is formed in the middle on the outer circumferential surface of the movable fixing piece and the movable body, the first projection jaw portion is formed on the upper surface, and the second projection jaw portion is formed on the lower surface. A catching member fixed by a general fixing means; A locking jaw formed at an upper side of the case by a fixing piece of the locking member, and a fixing key installed at one side to protrude out of the case to flow by a spring; The support jaw is formed on the lower side to be engaged with the locking jaw of the fixing key, the extension jaw is formed to be in contact with the first projection jaw portion to one side and provided with a secondary key hinged to flow by the spring installed upward It features.

The first projection jaw portion of the locking member is formed so that a plurality of protruding jaws protruding upward at a predetermined interval does not protrude more than the outer periphery of the one-way gear portion, the second projection jaw portion protrudes outward a predetermined interval a plurality of projection jaw is Characterized in that formed to protrude by a predetermined length than the outer peripheral edge of the one-way gear portion.

In addition, the protruding jaw of the first protruding jaw portion may be installed rearward than the protruding jaw of the second protruding jaw portion.

In addition, the lower surface of the rotating shaft is characterized in that the friction reducing portion is formed to minimize the frictional resistance during rotation of the rotating shaft.

In the above, the friction reducing portion is characterized in that consisting of a receiving groove formed by the upper surface of the fastener in contact with the bottom surface of the rotating shaft, and several balls inserted into the receiving groove.

On the other hand, an auxiliary case is installed on one surface of the case so that the protruding actuating rod is built-in, and a flow unit is installed inside the auxiliary case to allow the actuating rod to flow.

In the above, the flow portion is inserted into a through hole formed in one surface of the auxiliary case is characterized in that the support piece for supporting one surface of the fuse (fuse) is formed therein, and a plate ring is installed to abut one surface of the support piece do.

1 is a cross-sectional view of the main portion showing a state in which the present invention is installed on a spring hinge.

Figure 2 is a perspective view showing the present invention the locking member.

Figure 3a is a sectional view of the main portion showing a state in which the door is opened for each angle by the present invention.

Figure 3b is a sectional view of the main portion showing a state in which the door is closed by the present invention.

Figure 3c is a cross-sectional view showing the main portion so that the opening angle of the door can be opened larger by the present invention.

Figure 4a is a sectional view of the main portion showing the configuration of the flow portion installed in the auxiliary case of the present invention.

4B is a cross-sectional view of the main parts after the flow unit is operated in the state of FIG. 4A;

Figure 5 is a sectional view of the main portion showing a conventional spring hinge.

Explanation of symbols for the main parts of the drawings

10: engaging member 12: one-way gear

14: first projection jaw 14a, 16a: projection jaw

16: second projection jaw 20: case

21: engaging jaw 22: operating rod

24, 28: spring 25: fixed key

26: support jaw 27: extension jaw

29: Auxiliary Key 30: Friction Reduction Part

32: receiving groove 34: ball

40: auxiliary case 45: flow part

46: through-hole 47: fuse part

48: support 49: leaf spring

50: movable body 52: movable fixing piece

60: fixed body 62: fixed piece

70: spring 80: rotation axis

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

1 is a cross-sectional view of the main portion showing a state in which the present invention is installed on the spring hinge, Figure 2 is a perspective view of the present invention, the movable member 50 is formed with a movable fixing piece 52 fixed to one side, A fixed body 60 having a fixing piece 62 fixed to the other side by a door frame, and a rotating shaft 80 to which the spring 70 and the receiving cylinder 72 are fitted to the movable body 50 and the fixed body 60. It is installed to be built-in, the upper cap 82 of the upper end of the rotary shaft 80, the fastener 84 and the lower cap 86 is coupled to the lower, one end of the spring 70 of the rotary shaft 80 One end is fixed to the other end is inserted into the fixture 84, the movable body 50 and the rotating shaft 80 is in a conventional spring hinge 100 is configured to be fixed by a fixing screw 90,

One end of the present invention is fixed to the movable fixing piece 52, the one-way gear portion formed at intervals of approximately 10 ° narrowly in the interval between the pitch so as to be fixed to the outer peripheral surface of the movable body 50 by welding or the like ( 12) is formed, the first projection jaw portion (14) on the upper surface, the second projection jaw portion (16) is formed on the lower surface arc-shaped locking member 10 is fixed by the usual fixing means;

A locking jaw 21 is formed upward in the case 20 that is fixed by one side fixing piece 54 of the locking member 10, and an operating rod 22 fixed to one side of the case 20 is provided. A fixing key 25 which protrudes outward and moves forward and backward by the spring 24 to be engaged with the one-way gear part 12;

The support jaw 26 is formed at the lower side to be engaged with the locking jaw 21 of the fixing key 25, and the extension jaw 27 is formed at one side to be in contact with the first protruding jaw portion 14. It is shown to be provided with a secondary key (29) hinged to flow by the spring 28 installed as.

The first protruding jaw portion 14 of the locking member 10 is formed so that the plurality of protruding jaws 14a protruding upward at a predetermined interval do not protrude beyond the outer periphery of the one-way gear portion 12, and the second protruding jaw portion 16 is preferably formed so that a plurality of protruding jaw (16a) is protruded by a predetermined length than the outer periphery of the one-way gear portion 12 so as to project outward a predetermined interval.

In addition, the protruding jaw 14a of the first protruding jaw portion 14 is rearward than the protruding jaw 16a of the second protruding jaw portion 16, that is, as much as the width of the protruding jaw 16a of the second protruding jaw portion 16. It is preferable to install so as to be located in the rear.

On the other hand, by installing a friction reducing portion 30 on the bottom of the rotating shaft 80 to minimize the frictional resistance of the rotating shaft 80 is rotated as the movable fixing piece 52 and the movable body 50 is rotated, It is desirable to minimize the frictional resistance to the load of the door according to the opening and closing to facilitate the opening and closing of the door.

That is, the friction reducing part 30 includes a receiving groove 32 formed as an upper surface of the fastener 84 in contact with the bottom surface of the rotation shaft 80, and several balls 34 inserted into the receiving groove 32. By configuring, it is possible to minimize the frictional resistance as described above, it is possible to minimize the frictional resistance as described above even if a general bearing is installed in place of the friction reducing unit 30.

Figure 3a is a cross-sectional view of the main part showing a state in which the door is opened by angle according to the present invention, the present invention is configured and installed as described above the one-way gear portion 12 of the locking member 10 as the user opens the door By inserting and fixing one end of the fixing key 25 which is flowed by the spring 24 installed inside the case 20, the door is held at a constant angle even at the repulsive force of the spring installed inside the movable body and the fixed body. Keep it open.

At this time, the latching jaw 21 of the fixing key 25 and the supporting jaw 26 of the auxiliary key 29 are maintained in a state of being shifted from each other.

Figure 3b is a cross-sectional view of the main part showing the state in which the door is closed by the present invention, in the above-described state of Figure 3a the user further opens the door lock key 25 is fixed to the one-way gear portion 12 is caught When positioned on the protruding jaw 16a of the second protruding jaw portion 16 formed as the bottom of the member 10, the locking jaw 21 formed upward while the fixing key 25 is reversed by the protruding jaw 16a. As the supporting jaw 26 of the auxiliary key 29 is engaged, the fixing key 25 is completely spaced apart from the one-way gear part 12.

Accordingly, the door that is open by engaging the fixing key 25 in the one-way gear part 12 is embedded in the movable body and the fixed body as the fixing key 25 is spaced apart from the one-way gear part 12, and the door is opened. It is closed by the spring force generated.

Figure 3c is a cross-sectional view showing the main portion to be able to open the opening angle of the door larger according to the present invention, in the above-described state of Figure 3b if you want to further open the door that was opened without closing the lock key The first formed on the upper surface of the locking member 10 as the user continues to open the door in the state that the support jaw 26 of the auxiliary key 29 is engaged with the locking jaw 21 of the 25. As the protruding jaw 16a of the second protruding jaw portion 16 formed to the rear of the protruding jaw 14a of the protruding jaw portion 14, the extension jaw 27 of the auxiliary key 29 abuts and flows upward. The support jaw 26 of the 29 and the locking jaw 21 of the fixing key 25 will be released.

Therefore, the fixing key 25 spaced apart from the one-way gear part 12 is engaged with the one-way gear part 12 by the spring 24 to maintain the opening angle of the door in a larger state.

Then, when the door is to be closed again, when the fixing key 25 is positioned at the position where the protruding jaw 16a of the second protruding jaw portion 16 is located again, it is maintained in the state of FIG. You can close the door together.

Figure 4a is a sectional view of the main portion showing the configuration of the flow portion installed in the auxiliary case of the present invention, in the above-described configuration of Figure 1 the side of the case is fixed to the auxiliary case 40 so that the protruding operating rod 22 is embedded It is fixed by the method, and the inside of the auxiliary case 40 shows that the flow portion 45 is installed to allow the operating rod 22 to flow.

In the above, the flow portion 45 is inserted into the through hole 46 formed in one surface of the auxiliary case 40 and the support piece 48 for supporting one surface of the fuse portion 47, such as lead formed therein and It is preferable that it is composed of a leaf spring 49, one end of which is fixed to be in contact with one surface of the support piece 48.

4B is a cross-sectional view of the main part after the flow unit is operated in the state of FIG. 4A, and the door is closed when a fire occurs in a state in which the lock key in the state of FIG. 3A is inserted into and fixed to the one-way gear. As the fuse part 47 embedded in the auxiliary case 40 is melted by heat, the support piece 48 inserted into and supported by the through hole 46 on one surface thereof is applied to the elastic force of the leaf spring 49. By moving to one side by moving the operating rod 22 built in the auxiliary case 40 from the position of the one-dot chain line to the position of the solid line, the fixed key fixed as the operating rod () to the one-way gear part Will be spaced apart. That is, it operates in the state as shown in FIG. 3B.

Therefore, as the fixing key is spaced apart from the one-way gear part, the door is automatically closed by the repulsive force of the spring generated when the fixing key is built in the movable body and the fixed body.

As described above, the present invention can not only open the door hinge installed door as much as the user wants, but also minimize the frictional resistance to the load received by the spring hinge as well as automatically close the door in case of fire. It's got a lot of features that you can do.

As described above, the present invention has an effect that the user can conveniently use the door hinge is installed by opening the desired angle separately.

In addition, by having a minimum frictional force in the process of rotating the rotating shaft in the spring hinge has a more smooth opening and closing and the maximum use period can also be used.

In addition, by allowing the door to be automatically closed in case of fire, it also has the effect of preventing the fire from spreading anymore.

Claims (7)

The movable body is formed with a movable fixing piece fixed to the door on one side, a fixed body formed with a fixed piece fixed to the door frame on the other side, the movable body and the fixed body is installed so that the rotating shaft fitted with a spring and the receiving cylinder is installed, the rotating shaft An upper cap is coupled to the upper end of the upper part, and a fixture and a lower cap are coupled to the lower part, and one end of the spring is fixed to one end of the rotating shaft, and the other end is fixed to the fixing member, and the movable spring and the rotating shaft are fixed to the fixing screw. In the hinge, the one-way gear portion 12 is formed in the middle of the outer circumferential surfaces of the movable fixing piece 52 and the movable body 50, and the first projection jaw portion 14 is formed on the upper surface thereof with the second projection jaw portion ( 16 is formed and the locking member 10 is fixed by the usual fixing means; A locking jaw 21 is formed upward in the case 20 by the one side fixing piece 62 of the locking member 10, and an operating rod 22 fixed to one side is moved outward of the case 20. A fixing key 25 which protrudes and is installed to flow by the spring 24; An extended jaw 27 is formed upwardly so that the support jaw 26 is formed at the lower side so as to be engaged with the locking jaw 21 of the fixing key 25 and the first protruding jaw portion 14 is formed at one side. Adjusting angle of the spring hinge, characterized in that it comprises a secondary key (29) hinged to flow by the spring (28). The method of claim 1, wherein the first projection jaw portion 14 of the locking member 10 is formed so that a plurality of projection jaw 14a protruding upwards at a predetermined interval does not protrude more than the outer circumference of the one-way gear portion 12. And, the second projection jaw portion 16 is an angle of the spring hinge, characterized in that the plurality of projection jaw (16a) is formed to protrude by a predetermined length than the outer periphery of the one-way gear portion 12 so as to project outward a predetermined interval Regulator. 3. The spring hinge according to claim 1 or 2, wherein the protruding jaw 14a of the first protruding jaw portion 14 is installed behind the protruding jaw 16a of the second protruding jaw portion 16. Angle adjuster. The angle adjusting device of the spring hinge, characterized in that the friction reducing portion 30 is formed on the bottom surface of the rotating shaft to minimize the frictional resistance during the rotation of the rotating shaft (80). 5. The friction reducing part 30 is inserted into the accommodation groove 32 and the accommodation groove 32 formed as an upper surface of the fastener 84 in contact with the bottom surface of the rotating shaft 80. Angle adjustment device of the spring hinge, characterized in that consisting of several balls (34). The auxiliary case 40 is installed on one surface of the case 20 so that the protruding operating rod 22 is embedded therein, and the operating rod 22 is disposed inside the auxiliary case 40. Flow angle adjustment device of the spring hinge, characterized in that the flow portion 45 is installed so as to flow. The support piece 48 of claim 6, wherein the flow part 45 is inserted into a through hole 46 formed as one surface of the auxiliary case 40 to support one surface of the fuse part 47 formed therein. And, an angle adjusting device of the spring hinge, characterized in that composed of a leaf plate (49) which is installed to abut one surface of the support piece (48).