KR200460414Y1 - Handle for sliding door - Google Patents

Abstract

The present invention relates to a sliding door handle, the sliding door handle according to the present invention is a sliding door handle having a lever for locking or unlocking the locking device of the door, the receiving space is formed on one side facing the door And a base having a through hole communicating with the receiving space on the other side; and a joint shaft having one side end exposed to the outside through the through hole of the base and coupled to the lever, and being integrally formed at the other end of the joint shaft. A rotating unit having a rotating body tightly supported on the inner side of the space; and a working shaft coupled to the rotating unit and connected to the locking device of the door; And a coil spring interposed between the rotating unit and the base to elastically support the lever in a locked position, wherein the rotating body is in close contact with a surface in which a through hole is formed in the inner surface of the accommodation space, A fixing groove is formed to which the working shaft is coupled to the edge of the support plate such that a core portion formed in the center of the surface facing the door of the support plate and a receiving groove for receiving the coil spring are provided in a space between the core portion and the outer circumferential surface thereof. It is characterized in that the outer wall is formed.

Description

Handle for sliding door {Handle for sliding door}

The present invention relates to a sliding door handle, and more particularly, to a sliding door handle that can be firmly fixed and supported to withstand a large load of the lever rotatably assembled to the base.

Generally, doors installed in living rooms or verandas are mostly used for sliding type in order to increase the efficiency of use space, and sliding type doors can be opened or closed by sliding sideways.

The sliding type door has a separate locking device (e.g., a crescent) and an operating lever connected to the locking device. When the door is closed, the locking device is activated, and the locking device is released by pulling the operating lever to open the door.

At this time, the locking device is connected to the operating lever and installed on the door frame for easy opening and closing of the door. In the case of large doors, the lever type locking device is used to lock and unlock the lock according to the rotation of the locking device. It became.

When the lever is applied to the door to close the door through the lever-type locking device, the force is transmitted to the door in a state in which the lever does not rotate, and is closed. When a predetermined angle is rotated in the direction to open the lever to open the door, the lock is released, and the door is opened by pulling in the direction in which the door is opened with the lever rotated.

1 is an exploded perspective view of a sliding door handle according to the prior art. Referring to FIG. 1, one side of the joint 200 is coupled to the lever 400 at the upper surface of the body 100, and the other side of the joint 200 inserted through the body 100 is supported at the bottom of the body. Combined with round 300.

At this time, the round 300 was formed with a seating groove 600 into which the elastic member 500 such as a spring is inserted to return the rotation of the lever 400 to its original position.

However, there is a problem in that the play occurs in the coupling surface of the joint 200 and the round 300 interlocked according to the operation of the lever 400, the lever 400 shakes.

In addition, since the seating groove 600 is formed in the round 300 supported by the body 100, substantially supporting the force applied in the rotational direction of the body 100 and the lever 400 is the edge of the round 300. It was the upper surface of the part, and as the body 100 is supported only by the upper surface of the edge portion, a large force acts on a narrow area, causing wear, breakage, and shaking of the lever.

Accordingly, an object of the present invention is to solve such a conventional problem, and the contact portion between the rotating body and the base even when a large load is applied to the lever by allowing the front of the support plate of the rotating body to be closely attached to the inner surface of the receiving space. To provide a sliding door handle that can prevent the deformation.

In addition, the present invention provides a handle for a sliding door that can prevent an arbitrary departure from the receiving groove of the coil spring by closing the opening area of the receiving groove located on the opposite side of the support plate of the rotating body with a cover.

Further, while both ends of the coil spring are elastically supported on both sides of the support, the central support of the rotating body is interposed between both ends of the coil spring. By forming the width of the support and the center support to be the same, it is to provide a handle for the sliding door that can be elastically supported for both directions of rotation of the rotary unit, and at the same time prevent the rotation of the rotating body.

In addition, by providing a stopper protruding to the receiving groove opening side of the rotating body to prevent any deviation of the coil spring inserted into the receiving groove, to provide a handle for the sliding door that can minimize the number of parts and assembly labor.

In addition, by integrally forming a cover for closing the opening area of the receiving groove on the outer peripheral surface of the working shaft, to provide a sliding door handle that can minimize the number of parts and assembly labor.

The object is, according to the present invention, in the handle for the sliding door is formed a lever for locking or unlocking the locking device of the door, the receiving space is formed on one side facing the door, the other side is in communication with the receiving space A base having a through hole; and a joint shaft having one side end exposed to the outside through the through hole of the base and coupled to the lever, and a rotating body integrally supported at the other end of the joint shaft to be closely adhered to the inner surface of the receiving space. Rotating unit is formed; And, The working shaft is coupled to the rotating unit is connected to the locking device of the door; And a coil spring interposed between the rotating unit and the base to elastically support the lever in a locked position, wherein the rotating body is in close contact with a surface in which a through hole is formed in the inner surface of the accommodation space, A fixing groove is formed to which the working shaft is coupled to the edge of the support plate such that a core portion formed in the center of the surface facing the door of the support plate and a receiving groove for receiving the coil spring are provided in a space between the core portion and the outer circumferential surface thereof. It is achieved by a handle for a sliding door, characterized in that the outer wall is formed.

Here, the cover is coupled to the receiving groove opening side of the rotary unit to prevent any deviation of the coil spring; preferably further comprises a.

In addition, the coupling surface of the cover and the rotating unit is preferably formed with a coupling protrusion and a coupling groove, respectively.

In addition, the rotation unit preferably further includes a stopper protruding from the opening side edge of the receiving groove to prevent any deviation of the coil spring.

In addition, it is preferable that the stopper has an inclined surface formed on the opening side and a locking step portion formed on the opposite side of the inclined surface.

In addition, the working shaft is preferably formed on the outer circumferential surface protruding cover for closing the opening side of the receiving groove of the rotary unit.

In addition, the coupling surface of the cover and the rotating unit is preferably formed with a coupling protrusion and a coupling groove, respectively.

In addition, the rotating unit has a pair of cutout grooves protruding both ends of the coil spring is formed on the outer wall, the base is preferably disposed in the area between the pair of cutaway grooves are formed to support the coil spring is formed. Do.

In addition, it is preferable that the central support portion and the support of the base positioned between the pair of incision grooves of the rotating unit are formed to have the same width.

In addition, both ends of the coil spring is preferably elastically supported on both sides of the central support and the support.

According to the present invention, the front surface of the support plate of the rotating body is in close contact with the inner surface of the receiving space by the handle for the sliding door that can prevent the contact between the rotating body and the base deformed even when a large load is applied to the lever Is provided.

In addition, by closing the opening area of the receiving groove located on the opposite side of the support plate of the rotating body with a cover is provided a handle for the sliding door that can be prevented from being separated from the receiving groove of the coil spring arbitrarily.

Further, while both ends of the coil spring are elastically supported on both sides of the support, the central support of the rotating body is interposed between both ends of the coil spring, and both sides of the support and the central support are respectively elastically between the coil springs. By forming the width of the support and the center support to be equal, the handle for the sliding door is provided so as to be elastically supported for bidirectional rotation of the rotary unit, and to prevent the rotating body from rotating arbitrarily.

In addition, by forming a stopper protruding in the receiving groove opening side of the rotating body to prevent any deviation of the coil spring inserted into the receiving groove, there is provided a sliding door handle that can minimize the number of parts and assembly labor.

In addition, by integrally forming a cover for closing the opening area of the receiving groove on the outer peripheral surface of the working shaft, there is provided a sliding door handle that can minimize the number of parts and assembly labor.

1 is an exploded perspective view of a sliding door handle according to the prior art,
2 is a perspective view of a sliding door knob according to a first embodiment of the present invention;
3 is an exploded perspective view of a sliding door handle according to the first embodiment of the present invention;
4 is a cross-sectional view taken along line AA ′ of FIG. 2;
5 is a cross-sectional view taken along line BB ′ of FIG. 4;
6 is an exploded perspective view of a rotating unit of a sliding door handle according to a second embodiment of the present invention,
7 is a cross-sectional view of a sliding door handle according to a second embodiment of the present invention;
8 is an exploded perspective view of the main configuration of the sliding door handle according to the third embodiment of the present invention,
9 is a cross-sectional view of a sliding door handle according to a third embodiment of the present invention.

Prior to the description, components having the same configuration are denoted by the same reference numerals as those in the first embodiment. In other embodiments, configurations different from those of the first embodiment will be described do.

Hereinafter, a handle for a sliding door according to a first embodiment of the present invention with reference to the accompanying drawings will be described in detail.

Figure 2 of the accompanying drawings is a perspective view of a sliding door handle according to a first embodiment of the present invention, Figure 3 is an exploded perspective view of the sliding door handle according to a first embodiment of the present invention.

The first embodiment of the present invention sliding door handle as shown in the drawings, in the handle for the sliding door formed with a lever (L) for locking or unlocking the lock of the door, the base 110, the rotating unit 120, a coil spring 130, a cover 140, and a working shaft 150.

The base 110 is installed in the door, the receiving space 111 is formed on one side facing the door, the other side located on the opposite side of the one side through-hole communicating with the receiving space 111 ( 112 is formed, and a support 113 for supporting both ends 132 of the coil spring 130 is formed at a position adjacent to the through hole 112 in the receiving space (111).

The rotary unit 120 has one side end exposed to the outside through the through hole 112 of the base 110 and coupled to the lever (L) and the other end of the joint shaft (120a) Is formed integrally with the rotating body 120b is formed in close contact with the inner surface of the receiving space 111 is formed.

Here, the rotating body (120b) is in close contact with the surface of the inner surface of the receiving space 111, the through hole 112 is formed in contact with the surface 121 and the working shaft 150 is coupled to the center Retaining groove 122a is formed to accommodate the core spring 122 is formed in the center of the support plate 121 and the coil spring 130 is accommodated in the space between the outer peripheral surface of the core portion 122 ( The outer wall portion 123 is formed on the edge of the support plate 121 so that the 124 is provided, and the outer wall portion 123 so as to protrude from both ends 132 of the coil spring 130 accommodated in the accommodation space 111. A central support portion 123b provided between the pair of cutting grooves 123a formed in the groove and the pair of cutting grooves 123a of the rotary unit 120 and disposed between both ends 132 of the coil spring 130. ) And the support 113 and the central support 123b of the base 110 are formed to have the same width (W) to both sides of the coil spring 130. The unit 132 is supported on each of both side surfaces.

The coil spring 130 is interposed between the rotation unit 120 and the base 110 to elastically support the lever L in the locked position, which is accommodated in the receiving groove 124 of the rotating body 120b. Ring-shaped helix portion 131 and ends extending in parallel from both ends of the spiral portion 131 so as to be in close contact with both sides of the support 113 of the base 110 and the central support portion 123b of the rotating body 120b, respectively. 132 is formed.

The cover 140 is coupled to the opening side of the receiving groove 124 of the rotating unit 120 to prevent any deviation of the coil spring 130, the through hole 142 is formed in the center, the cover ( On the coupling surface of the 140 and the rotating unit 120, the coupling protrusion 141 and the coupling groove 122b are respectively formed and coupled to each other, in this embodiment, the coupling protrusion 141 is formed on the cover 140 and rotated. For example, the coupling groove 122b is formed in the unit 120.

The working shaft 150 is a length member having a rectangular cross section, one end of which is coupled to the fixing groove 122a of the rotating unit 120, and the other end of which is connected to the locking device to transfer the rotational force of the lever L to the locking device. do.

The operation of the first embodiment of the sliding door handle described above will now be described.

4 is a cross-sectional view taken along line AA ′ of FIG. 2, and FIG. 5 is a cross-sectional view taken along line B-B ′ of FIG. 4.

First, as shown in Figure 4, the sliding door handle according to the first embodiment of the present invention is a state in which the joint shaft (120a) of the rotating unit 120 is inserted into the through hole 112 of the base 110 In one end of the joint shaft (120a) exposed to the outside of the base 110 in the lever (L) is fixed, the rotating body (120b) formed integrally with the other end of the joint shaft (120a) is the base of the 110 The lever L is rotatably assembled to the base 110 side while being supported by the inner edge portion of the through hole 112 in a state arranged in the accommodation space 111.

Here, the joint shaft 120a inserted into the lever L is coupled to the end of the joint shaft 120a while the fastening member penetrating the lever L is accommodated in the front of the support plate 121 of the rotating body 120b. Since the inner surface of the space 111 is held in close contact with each other, deformation is prevented even when a large load is applied.

In addition, although not shown in the drawing, the support plate 121 is accommodated in the receiving space 111 while arranging an elastic member between the lever L and the base 110 to prevent the lever L from moving arbitrarily in the fixed axis direction. It would be desirable to be elastically supported on the inner side of the.

The spiral of the coil spring 130 is formed in the receiving groove 124 provided between the core part 122 and the outer wall part 123 protruding toward the opening area of the receiving space 111 at the center and the edge of the support plate 121, respectively. The portion 131 is inserted to elastically support the lever L in the locked position.

In particular, the opening area of the receiving groove 124 of the rotating body 120b is closed with the cover 140 to prevent the coil spring 130 from being randomly separated from the receiving groove 124. The cover 140 and the rotating body 120b are fixed while the coupling protrusion 141 formed on the inner surface of the cover 140 is inserted into the coupling groove 122b formed in the core part 122 of the rotating body 120b. .

In addition, one end of the working shaft 150 is coupled to the central fixing groove 122a of the core part 122 through the central through hole 142 of the cover 140 to lock the rotational force provided from the lever L as a locking device. And the lock is selectively locked or unlocked by the rotation of the lever L.

Subsequently, as shown in FIG. 5, the spiral portion 131 of the coil spring 130 accommodated in the accommodation groove 124 between the outer wall portion 123 and the core portion 122 of the rotating body 120b is accommodated. In a state in which both ends 132 of the spiral portion 131 are exposed side by side in parallel to the outer region of the rotating body 120b through the pair of cutout grooves 123a of the outer wall portion 123, It is elastically supported on both sides of the central support 123b and the support 113 of the base 110 of the whole (120b).

That is, in a state in which both ends 132 of the coil spring 130 are supported on both sides of the support 113, respectively, the central support part 123b of the rotating body 120b is positioned between the both ends 132. At this time, since the width (W) of the central support 123b and the support 113 is the same, it is elastically supported by the elastic force of the coil spring 130 is prevented from rotating arbitrarily.

In addition, as described above, the coil spring 130 is elastically supported with respect to both directions of rotation, thereby providing the advantage that the rotary unit 120 does not need to be manufactured or distributed separately for left-handed use and excellent use.

Next, a sliding door handle according to a second embodiment of the present invention will be described.

6 is an exploded perspective view of a rotating unit of a sliding door knob according to a second embodiment of the present invention, Figure 7 is a cross-sectional view of the handle for a sliding door according to a second embodiment of the present invention.

Sliding door handle according to the second embodiment of the present invention as shown in the figure is to accommodate the rotating body 120b of the rotating unit 120 'instead of omitting the cover 140 in the first embodiment It differs from the above-mentioned embodiment in that the stopper 128 which protrudes in the opening side edge of the groove 124 is provided.

That is, the inclined surface 128a is formed on the insertion side of the coil spring 130, and the stopper 128 having the locking jaw 128b is formed on the opposite side of the inclined surface 128a at a predetermined interval from the end edge of the outer wall portion 123. Provide as many as possible.

Therefore, the coil spring 130 is easily inserted along the inclined surface 128a of the stopper 128 in the process of being inserted into the receiving groove 124, and after the coil spring 130 is inserted into the receiving groove 124 Arbitrary detachment from the receiving groove 124 by the locking jaw portion (128b) is prevented.

On the other hand, in the present embodiment, for example, the stopper 128 is formed at the end edge of the outer wall portion 123, for example, but will be formed at the end edge of the core portion 122.

Next, a sliding door handle according to a third embodiment of the present invention will be described.

8 is an exploded perspective view of a rotating unit of a sliding door knob according to a third embodiment of the present invention, Figure 9 is a cross-sectional view of the handle for a sliding door according to a third embodiment of the present invention.

The sliding door handle according to the third embodiment of the present invention as shown in the drawings is made in that the cover 140 as in the first embodiment mentioned above is integrally formed on the outer peripheral surface of the working shaft 150 It differs from the one embodiment.

That is, the cover 140 'is integrally formed on the outer circumferential surface of the working shaft 150' while inserting one end of the working shaft 150 'into the fixing groove 122a formed in the core portion 122 of the rotating unit 120. By closing the opening area of the receiving groove 124 of the rotary unit 120, to prevent any deviation of the coil spring 130 inserted into the receiving groove (124).

At this time, the fixing groove (122a) will be preferably coupled to have an assembly tolerance of the degree that is prevented from moving in the axial direction arbitrarily in the state in which the working shaft (150 ') is assembled.

By integrally forming the cover 140 'on the working shaft 150' as described above, it is possible to reduce the number of parts and the number of assembly operations, and to simplify the configuration.

In addition, in the process in which the working shaft 150 'is coupled to the fixing groove 122a of the rotating unit 120', the cover 140 'formed integrally with the outer circumferential surface of the working shaft is the accommodation groove of the rotating unit 120' ( In the closed state 124, the cover is coupled to the engaging groove 141 'formed on the surface facing the rotary unit 120' of 140 'and coupled to the coupling groove 122b' of the rotary unit 120 '. 140 'and the rotating unit 120' are firmly assembled.

The scope of the present invention is not limited to the above-described embodiments but may be implemented in various forms of embodiments within the appended utility model registration claims. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as claimed in the appended claims.

110: base, 111: accommodation space, 112: through hole, 113: support, 120: rotating unit,
120a: joint shaft, 120b: rotating body, 121: support plate, 122: core part, 122a: fixing groove,
122b: coupling groove, 123: outer wall portion, 123a: cutting groove, 123b: central support portion, 124: receiving groove,
128: stopper, 128a: inclined surface, 128b: locking jaw portion, 130: coil spring, 131: spiral portion,
132: end, 140: cover, 141: engaging projection, 142: through hole, 150: working shaft, L: lever

Claims (10)

In the handle for the sliding door is formed a lever for locking or unlocking the lock of the door,
A base having a receiving space formed on one side facing the door and a through hole communicating with the receiving space on the other side thereof;
A rotating unit having one side end exposed to the outside through the through hole of the base and coupled to the lever, and a rotating body integrally formed at the other end of the joint shaft to be tightly supported on the inner side of the receiving space;
A working shaft coupled to the rotating unit and connected to the locking device of the door; And,
And a coil spring interposed between the rotation unit and the base to elastically support the lever in a locked position.
The rotating body is a core part which is formed in the center of the surface facing the door of the support plate is formed in the inner surface of the receiving space is in close contact with the surface in which the through-hole is formed and the fixing groove to which the working shaft is coupled; Sliding door handle, characterized in that the outer wall portion is formed on the edge of the support plate is formed in the space between the outer peripheral surface of the portion is provided with the receiving groove for receiving the coil spring. The method of claim 1,
A cover for a sliding door further comprises a cover coupled to the opening of the receiving groove of the rotating unit to prevent any deviation of the coil spring. The method of claim 2,
Sliding door handle, characterized in that the engaging projection and the coupling groove are formed on the coupling surface of the cover and the rotating unit, respectively. The method of claim 1,
The rotating unit is a handle for a sliding door further comprising a stopper protruding from the opening side edge of the receiving groove to prevent any deviation of the coil spring. The method of claim 4, wherein
The stopper is a sliding door handle, characterized in that the inclined surface is formed on the opening side and the locking jaw portion is formed on the opposite side of the inclined surface. The method of claim 1,
The working shaft is a sliding door handle, characterized in that the cover is formed protruding to close the opening side of the receiving groove of the rotary unit on the outer peripheral surface. The method according to claim 6,
Sliding door handle, characterized in that the engaging projection and the coupling groove are formed on the coupling surface of the cover and the rotating unit, respectively. The method according to any one of claims 1 to 7,
The rotary unit has a pair of incision grooves protruding both ends of the coil spring is formed on the outer wall, the base is disposed in the area between the pair of incision grooves is characterized in that the support for supporting the coil spring is formed Handle for sliding door. The method of claim 8,
Sliding door handle, characterized in that the central support and the support of the base located between the pair of incision groove of the rotating unit is formed in the same width. The method of claim 9,
Both ends of the coil spring is a sliding door handle, characterized in that the support is elastically supported on both sides of the central support and the support.

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