KR101127639B1 - Shock absorber for opening/shutting device - Google Patents

Abstract

PURPOSE: A buffering apparatus for an opening-and-shutting device is provided to alleviate an operating force of a drawer or door while the drawer or door is suddenly opened or shut, and to prevent a safety accident and noises while opening and shutting because the drawer or door is gradually opened and shut by a compression of a spring in a relaxed state. CONSTITUTION: A buffering apparatus for an opening-and-shutting device comprises a main body(10), a cover body(20), a damper(30), a spring(40), and a slider(50). The main body comprises an open type inner space, an insertion groove(12), an entry guide unit(12'), a vertical groove, a guide groove, a seating projection, a spring fitting groove, and a damper fitting groove. The seating projection corresponds to a thickness of the cover. The cover is joined to the main body to seal the inner space. The cover body comprises a vertical groove(23), a guide groove(24), and mounting holes(25,25') The vertical and guide grooves correspond to the vertical and guide groove of the main body. The damper, the spring, and the slider are joined to the inner space. Each side end parts of the damper and spring are joined to the inner side of the main body. End parts of a damper shaft(31) and spring are joined to the slider. The slider flows along the guide groove unit of the cover body.

Description

Shock absorber for opening and closing {Shock absorber for opening / shutting device}

The present invention is to mitigate the impact of closing or opening the opening or closing doors, such as drawers or sliding doors, more specifically, the damper and the shock absorber is built in the spring and the locking mechanism is mounted on the drawer body or door frame, drawer or The door is provided with an actuating pin that interferes with the shock absorber, so that the actuating pin is engaged with the shock absorber in the open or closed state of the drawer or the door, so that a smooth buffer flow to the drawer or the door is achieved. .

Generally, a drawer cabinet or various sliding doors are equipped with a drawer sliding and opening from a drawer body and a door sliding and opening along a door frame frame.

Such drawers or sliding doors are opened or closed while sliding depending on human's artificial force, so that smooth sliding is achieved through a rail built into the drawer body, a rail groove mounted on the door frame frame, or a roller member of the sliding door itself. I'm doing it.

In addition, the various rail and roller members as described above have a variety of structures so that the smooth opening and closing of the drawer or sliding door can be opened and closed.

In particular, the drawers and sliding doors as described above are constantly being studied on the rails and rollers so that the smooth opening and closing action is performed. Actually, as the improved rails and rollers are applied, the drawers and sliding doors of the drawers are small. It is easy to open and close by force, so it is easy to use.

However, the drawers and sliding doors as described above have the advantage that the rail and roller body can be opened and closed very easily as the smooth improvement of the rail and roller body, while the drawer body when closed or opened due to inertia by self-weight and artificial force And it has a problem that the collision with the door frame.

Such a collision with the drawer body and the door frame not only causes annoying noises, but also causes damage to the drawer, the drawer body, the sliding door or the door frame due to the collision. It will act as a cause of shortening.

In addition, in the case of drawers or sliding doors, when an infant or a child uses it, safety accidents such as a finger injury or a bump occur frequently occur when it is quickly closed or opened. There is a problem that is always exposed to.

The present invention is to solve the problems as described above, provided with a shock absorber mounted on the drawer body or door frame to suppress the operating force of the drawer or door, the damper and the slider connected to the spring inside the shock absorber Combining and forming the slider so that the slider interferes with the drawer or the door, and the spring of the slider and the compression force of the damper is applied to the slider by the flow of the slider so that the drawer or door connected to it can be gradually moved in the operating direction. As you configure,

In case of sudden opening or closing of the drawer or door, the operating force of the drawer or door is alleviated, and the spring of the relaxed state is compressed so that the drawer or door is automatically closed or opened automatically. It is an object of the present invention to provide a shock absorber for the opening and closing of the feature that can prevent the noise.

The present invention for achieving the above object is composed of a rectangular body having an open inner space, and a cover body coupled to the main body to seal the inner space, the damper, the spring and the slider coupled to the inner space Form,

The main body has an insertion groove having an open end along the longitudinal direction, and a guide groove having a vertical groove formed at the end is formed at an opposite surface of the main body and the cover, and one end of the damper and the spring is formed at an inner side of the main body. The end of the damper shaft and the end of the spring is coupled to the slider, the slider is formed by the insertion groove exposed to the insertion groove and protruding to both sides to form the locking pins before and after the insertion into the guide groove, the slider is It is to be configured to flow along the guide groove.

The present invention prevents the drawer or the door from colliding with the drawer body or the door frame due to inertia during the sudden opening or closing operation of the drawer or the door, while preventing the noise caused by the collision while the service life of the drawer and the door due to the collision This is to prevent the shortening, it is possible to restrain the inertia of the operation direction of the drawer or door to prevent the fingers of infants and infants, as well as the user's fingers in the gap can be very safe use, the installation direction of the shock absorber The convenience of use can be further improved by allowing the drawer or door to close or open automatically.

1 is an exploded perspective view of a shock absorber according to the present invention;
Figure 2 is another perspective view of the shock absorber according to the present invention
3 is a cross-sectional view of the shock absorber according to the present invention.
4 is another cross-sectional view of a shock absorber according to the present invention.
5a to 5d is a process diagram of the shock absorber according to the invention
Figure 6 is an application example of the shock absorber according to the invention
Figure 7 is another application example of the shock absorber according to the invention

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and the inventor may properly define the concept of the term to describe its invention in the best possible way And should be construed in accordance with the principles and meanings and concepts consistent with the technical idea of the present invention.

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

1 is an exploded perspective view of a shock absorber according to the present invention, FIG. 2 is another exploded perspective view of the shock absorber according to the present invention, FIG. 3 is a cross-sectional view of the shock absorber according to the present invention, and FIG. 4 is a shock absorber according to the present invention. It is another section of.

As illustrated, the shock absorber according to the present invention includes a main body 10 and a cover body 20, and the inner space 11 of the main body 10 by the combination of the main body 10 and the cover body 20. The damper 30, the spring 40 and the slider 50 is built-in.

That is, the main body 10 has a rectangular structure, and an open inner space 11 is formed at one side, and the main body 10 is formed with an insertion groove 12 having one end open. Opening end of the insertion groove 12 is the entry guide portion 12 'of the wide width is formed. In addition, the inner groove of the main body 10 is formed with a guide groove 14 having a vertical groove 13 formed at the end in the transverse direction, the insertion groove 12 and the guide groove 14 is side by side It is located up and down.

In addition, the inner space 11 of the main body 10 is formed with a lower jaw portion 15 of the step corresponding to the thickness of the cover body 20, the spring fitting groove ( 16 and the damper fitting groove 17 is formed, respectively.

Subsequently, the cover body 20 coupled to the main body 10 is composed of a rectangular flat plate, and on one side thereof, a vertical groove part corresponding to the vertical groove part 13 and the guide groove part 14 of the main body 10. 23 and the guide groove 24 are formed, and through holes 25 and 25 ′ are formed at both end portions of the cover body 20.

In addition, the damper 30 is a general hydraulic damper that is generally used, the damper shaft 31 coming out from the damper 30 as the oil and the spring is built in the damper 30 to the artificial force When compressed by the oil and the spring has a working structure that protrudes slowly.

In addition, the spring 40 is a coil spring that is widely used universally, the slider 50 is formed with a fitting groove 51 opened to the lower side (upper side, if necessary), and both sides are front, Later, the locking pins 52 and 52 'are spaced apart from each other, and a spring fitting groove 53 and a damper shaft fitting groove 54 each having a concave groove are formed at one side thereof.

Accordingly, the one end of the spring 40 is inserted and fixed into the spring fitting groove 16 by using the inner space 11 of the main body 10, and one end of the damper 30 is inserted into the damper fitting groove 17. Insertion and fixation, the other end of the spring 40 and the end of the damper shaft 31 is inserted into the spring fitting groove 53 and the damper shaft fitting groove 54 of the slider 50, respectively.

Subsequently, the locking pins 52 and 52 ′ of the slider 50 as described above are positioned to be inserted into the guide groove 14 of the main body 10 and the cover body 20, and thus the main body 10 and the cover body 20. ) Is tightly fixed to each other, the fitting groove 51 of the slider 50 is exposed to the insertion groove 12 of the main body 10 and can be inserted into the main body 10 in a flowable state.

In addition, the cover body 20 is inserted into the open side inner space 11 of the main body 10, and the cover body is caught on the settlement portion 15 formed to be stepped in the main body inner space 11. It is no longer entered into the inner space and is stably positioned. The settling portion 15 allows a smooth coupling state in which the cover body 20 does not protrude out of the main body at all. 10) and the cover body 20 may be firmly assembled through a plurality of coupling holes and a separate bolt body formed corresponding to each other.

Accordingly, the shock absorber of the present invention, which is a combination of the main body 10 and the cover body 20 as described above, is mounted on the drawer body or the door frame using the installation holes 25 and 25 'of the cover body 20. In this case, the drawer or the door may be opened in a state in which the operation pin 60 having various shapes and lengths inserted into the fitting groove 51 formed in the slider 50 is fixed to the drawer or the door linked thereto. .

That is, in the state in which the drawer or the door is closed as shown in FIG. 5A, the operation pin 60 is maintained in the insertion groove 51 of the slider 50 through the insertion groove 12 of the main body 10.

Subsequently, when the drawer or the door is opened, the slider 50 is moved together while the operation pin 60 moves, and the expansion and damper shaft 31 with respect to the spring 40 is moved by the movement of the slider 50. Protruding.

Subsequently, when the operation pin 60 is positioned on the vertical grooves 13 and 23 of the guide grooves 14 and 24 by the continuous opening action of the drawer or the door, the locking pins 52 of the slider 50 are located. The locking pins 52 and 52 'located on one side of the 52' are moved vertically along the vertical grooves 13 and 23, and at the same time, the slider 50 is the locking pin 52 on one side. As the 52 'is moved to the vertical grooves 13 and 23, the fitting groove 51 of the slider 50 is opened laterally with respect to the insertion groove 12 at the same time as the rotation is performed.

In addition, the operation pin 60 of the drawer or the door by the open fitting groove 51 is separated from the slider 50 to continue to leave the shock absorber by artificial force to open the drawer or the door, The slider 50 has one locking pin 52, 52 ′ positioned in the lateral guide groove 14, 24, and the other locking pin 52, 52 ′ has a vertical groove 13. The slider 50 is shown in FIG. 5B due to the interference resistance force acting between the vertical groove portion 13 and the locking pins 52 and 52 'inside thereof, because the spring 40 is subjected to the restoring force in the state of being positioned at. It moves as shown to maintain the rotated state.

Subsequently, when the drawer or the door which has been opened is moved by an artificial force in the closing direction, the operation pin 60 coupled to the drawer or the door is fitted into the opening groove 51 of the slider 50 as shown in FIG. 5C. As the artificial force is continuously applied to the drawer or the door, the moving force of the actuating pin 60 is moved forward by the slider 50 in the state of being held and fixed by the vertical grooves 13 and 23. Will be rotated.

In this case, when the drawer or the door is closed, the operation pin 60 coupled to the drawer or the door enters the opened insertion groove 12 of the main body 10. Since the opening guide 12 'is formed at the open end, the actuation pin 60 can be accurately guided and inserted into the insertion groove 12 through the extended access guide 12'. will be.

Accordingly, as illustrated in FIG. 5D, the locking pins 52 and 52 ′ of the slider 50 applied with the pressing force by the actuating pin 60 are separated from the vertical grooves 13 and 23 and the horizontal guide grooves ( The state that can be moved along 14) is made.

In addition, the slider coupled to the operation pin 60 due to a structure in which the damper shaft 31 is not quickly recessed by the oil inside, even if the user's artificial force is applied. 50 is a state that can not be moved quickly.

In addition, from this time, even if the user removes the force for closing the drawer or the door, the spring 40 in the extended state will provide the slider 50 with the force to be restored to its original shape. 50 presses the damper shaft 31 and is gradually moved automatically. The slider 50 is automatically moved by the restoring force of the spring 40, so the drawer and the door are automatically moved together with the operation pin 60 inserted into the fitting groove 51 of the slider 50. It will be closed. Here, the restoring force of the spring 40 should have a force compressing the damper shaft 31 and a force enough to move the drawer and the door.

Accordingly, the shock absorber of the present invention maintains a state in which the expansion force of the spring 40 is applied to the slider 50 when the drawer or the door is opened by an artificial force of the user, and the drawer or the door is closed when the drawer or the door is closed. The operation pin 60 fixed to the slider 50 is coupled to the slider 50 and at the same time expands the spring 40 and moves the fixed slider 50 to use the restoring force of the spring 40 to automatically move the slider 50 to its original state. It is to be able to return to the position of, with the drawer or the door is to be automatically closed along the slider 50 is made.

Therefore, as shown in FIG. 6, the coupling body of the main body 10 and the cover body 20, which is the shock absorber of the present invention, is fixedly formed on one side of the drawer body, and an operation pin 60 is formed on the outer surface of the drawer. As the fixed form, the slider 50 is moved by expanding the spring 40 by an artificial force acting upon opening the drawer, and when the drawer is closed, the slider 50 is rotated by the operation pin 60. By using the restoring force for the spring 40 in an expanded state, the drawer in the open state may be automatically moved in the closing direction.

This, as shown in Figure 7 is coupled to the shock absorber of the present invention formed on the door frame, the sliding door is fixed to the operating pin 60, the door is also automatically closed in the closing process can be made will be.

Such a shock absorber of the present invention may be installed directly fixed to the drawer or the door, if necessary, according to the installation angle or direction of the shock absorber, drawers or sliding doors, as well as a variety of opening and closing device including a sliding door It may be applied to and means.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to provide further explanation of the present invention as defined by the appended claims. Examples should be understood.

10: main body 11: internal space
12: insertion groove 12 ': entry guide
13: vertical groove 14: guide groove
15: inner jaw 16: spring fitting groove
17: damper fitting groove
20: cover body 23: vertical groove
24: guide groove 25,25 ': installation
30: damper 31: damper shaft
40: spring
50: slider 51: fitting groove
52,52 ': locking pin 53: spring fitting groove
54: damper shaft fitting groove
60: Operation pin

Claims (5)

A rectangular main body 10 having an open inner space 11 and a cover body 20 coupled to the main body 10 to seal the inner space 11, the damper in the inner space (11) 30 and the spring 40 and the slider 50 to form a combined,
The main body 10 is formed with an insertion groove 12 having an open end along the longitudinal direction, and vertical grooves 13 and 23 of the end are formed on opposite surfaces of the main body 10 and the cover body 20. Guide grooves 14 and 24 are formed, and one end of the damper 30 and the spring 40 is coupled to the inside of the main body 10 and the end of the damper shaft 31 and the end of the spring 40. Is coupled to the slider 50, the slider 50 is protruded to both sides and the fitting groove 51 exposed to the insertion groove 12, before and after the system is inserted into the guide grooves (14, 24) In the buffer device for the opening and closing port formed by the pin (52, 52 ') so that the slider 50 flows along the guide groove (14, 24),
Opening end of the insertion groove 12 is formed with the entry guide portion 12 'of the wide width, and the inner jaw portion (11) corresponding to the thickness of the cover body 20 in the inner space 11 of the main body 10 ( Forming 15) the shock absorbing device for opening and closing, characterized in that the cover body 20 is inserted into the settle jaw portion 15 is configured to be coupled in a non-projected state from the main body (10).
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