KR200248075Y1 - Drawer open and shutting equipment - Google Patents

Abstract

The present invention relates to an opening and closing device 10 to open the drawer 2 of the drawer cabinet or file box (1) provided in multiple stages,

The opening and closing device 10 is provided with a pair of two on the lower side of one open bracket (10a) provided on the front side of the drawer (2) A first rack (100) coupled to and lifted when the user operates the open bracket (10a) to open the drawer (2); The first pinion 210 engaged by the rising of the first rack 100 rotates, has an outer diameter larger than that of the first pinion 210, is integrated with the first pinion 210 and rotates in the same direction. A rotation gear 200 provided with a second pinion 220; A second rack 300 which is engaged to move horizontally in the rotation direction of the rotation gear 200; The rear end is coupled to the insertion hole 311 formed in the release bracket 310 coupled to one end of the second rack 300 is rotated inward by the horizontal movement of the second rack 300, the inner wall of the pile box It is configured to include a locker 400 is spaced apart from the fixed locking jaw (B) is released to facilitate the opening of the drawer.

According to the present invention, it is possible to easily open the drawer to operate any point of the open bracket has the effect of improving the work efficiency.

Description

Drawer openings {DRAWER OPEN AND SHUTTING EQUIPMENT}

The present invention relates to a drawer opening or closing device of a drawer cabinet or a file box provided with a multi-stage drawer, more specifically in a pair of two regardless of the position to hold the open bracket provided in the upper part of the front of the drawer by hand to the upper When the first rack is operated vertically, the first pinion engaged with the first rack rotates and is integrated with the first pinion, but the second pinion is formed in a horizontal state with a second pinion having a somewhat larger outer diameter. It relates to a drawer opening and closing device by moving the two racks horizontally, by rotating the locker coupled to the release bracket provided at one end, the locking is released and easily opened.

In general, various drawers have been used for the drawer opening and closing of a file box or a drawer cabinet for storing documents or office supplies in an office.

For example, the file box 1 as shown in FIG. 1 is representative and its contents are as follows. (Hereinafter, the file box 1 will be described.)

It is common to push the handle HD of the opening / closing device LS provided at the center of the drawer to the top or pull forward to release the hook HK at one side and open and close the drawer. It is used in such a way.

However, the drawer has a narrow area that can be grasped by hand, which makes it difficult to find an emergency lamp provided in the dark atmosphere, that is, the power switch is not easily found in the event of a power failure, and at the same time, many users do not easily have confidence. there was.

In addition, although the conventional file box is not shown, there is a problem that the disposal device is disposed because the connection device is composed of ordinary wires and the like, and it does not operate due to a failure.

In addition, if a failure occurs as described above, it is impossible to store important documents, and thus used for storing objects, thereby occupying only unnecessary places and damaging the office aesthetics.

In addition, although not shown, a newly decorated office prefers a wooden file box instead of an iron box as described above, but a drawer of a typical wooden file box does not have a separate opening and closing device so that it is easily opened and personal privacy. There was a problem of being infringed.

The present invention has been devised to solve the conventional problems as described above, the object of the present invention is to form a wide area that can be held by hand to enable easy opening and closing in a dark atmosphere during power outages for a large number of users To give them confidence.

In addition, another object of the present invention is to ensure that each configuration of the switchgear is a structure in which the rack and pinion is engaged in a precise operation without failure, multi-purpose switchgear that can be applied to the drawer of the pile box as well as steel To provide office furniture for offices that value aesthetics and functions.

In addition, another object of the present invention is to provide a durable office furniture without the breakdown to the mechanical switchgear as described above.

1 is a perspective view for explaining a conventional drawer opening and closing device,

Figure 2 is a front view showing for explaining the configuration of the drawer opening and closing device of the present invention,

3 is a cross-sectional view taken along line 'A'-'A' of FIG. 2 to explain the release operation of the locker of the inventive switchgear, showing a plane of the locker;

4 and 5 are perspective views illustrating in detail the operation and configuration of the drawer opening and closing device of the present invention,

Figure 6 is another embodiment of the drawer opening and closing device of the present invention, it is a reference diagram shown for explaining an embodiment applied to a narrow drawer upper and lower width.

* Explanation of symbols for the main parts of the drawings

1; drawer 2; drawer

10; drawer opening and closing device 10a; open bracket

100; first rack 200; rotating gear

210,220; 1st, 2nd pinion 300; 2nd rack

310; release bracket 311; insertion hole

400; locker

The present invention relates to an opening and closing device to open a drawer of a multi-stage file box or drawer,

The opening and closing device is provided with a pair of two on the lower side of one open bracket provided on the front side of the drawer A first rack coupled to rise when the user operates the open bracket to open the drawer;

A rotation gear having a second pinion pivoted by the rising of the first rack, having a larger outer diameter than the first pinion, and having a second pinion integrated with the first pinion to rotate in the same direction;

A second rack engaged with the horizontal gear in a rotational direction of the rotation gear;

The rear end is coupled to the insertion hole formed in the release bracket coupled to one end of the second rack and rotated inward by the horizontal movement of the second rack, so as to be spaced apart from the locking jaw fixed to the inner wall of the file box, to easily open the drawer. And a locker to be released.

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

Figure 2 is a front view showing for explaining the configuration of the drawer opening and closing device of the present invention, Figure 3 is a cross-sectional view of the line 'A'-'A' of FIG. As a view of the plane of the locker, Figures 4 and 5 are perspective views for explaining the operation and configuration of the drawer opening and closing device of the present invention in detail, Figure 6 is another embodiment of the drawer opening and closing device of the present invention 4 is a reference diagram for explaining an embodiment applied to a drawer having a narrow upper and lower width.

As shown in Figure 2, the drawer opening and closing device 10 (hereinafter, referred to as "opening and closing device") of the present invention is provided on the upper portion of the front of the drawer 2, formed by bending to be easily lifted by a human hand The first open bracket 10a and the first rack 100 are vertically coupled to the lower side of the open bracket 10a and engaged with the first pinion 210 of the rotation gear 200 provided at one side thereof. The first rack 100 rises vertically by the upward movement of the open bracket 10a and rotates the rotating gear 200 in which the first and second pinions 210 and 220 are integrally formed. The configuration to be described is a description of the configuration of two pairs, and only one configuration will be described since it is linked to the same operation.)

In addition, a second pinion 220 is formed on the rear side of the first pinion 210. The first pinion 210 has a larger diameter (PCD) than the first pinion 210. Even if the rotation gear 200, ie, the first pinion 210 having a small outer diameter, rotates only slightly by the rack 100, the rotation angle of the second pinion 220 provided on the rear side is increased.

As shown, the second rack 300 is provided horizontally on the upper portion of the second pinion 220, one end of the second rack 300 to release the locker 400 to be described later to operate The bracket 310 is mounted.

As shown in FIG. 3, the locker 400 is provided at one side of the drawer 2 in a planar manner, hinged with a locking bracket 401 mounted to the side front end of the drawer 2, and having a rear end ( T) is inserted into the insertion hole 311 formed in the release bracket 310 so that the second rack 300 is moved horizontally, thereby moving the second rack 300 to the hinge point of the locking bracket 401. When the rear end T of the locker 400 rotates in the direction, the front end rotates in the opposite direction and is locked from the locking jaw B fixedly mounted on the inner wall of the illustrated file box 1 so as to move forward. Is released.

The rocker 400 also has a hinge point eccentrically toward the rear end T, so that the front end of the rocker 400, in which the seating portion 410 is formed, rotates at a large angle even by a short distance horizontal movement. When the opening of the drawer 2 is completed, the user releases the open bracket 10a, and the joint bracket for interlocking the second rack 300 of the opening and closing device 10 provided on both sides ( Return to the tensile force of the return spring 500 provided in 320.

In addition, a seating portion 410 is formed at the end of the locker 400 so that the locking jaw B is seated, and the locking jaw B is easily guided into the seating portion 410. The round (R) is formed so that the locking jaw (B) is easily introduced into the seating portion 410 even without raising the open bracket (10a), which is the tension of the return spring (500) Is possible by.

On the other hand, shown in Figures 4 and 5 is a perspective view for explaining the combination with each configuration of the drawer to ensure that each of the above-described configuration is provided stably.

As shown, the opening and closing device 10 is a case 110 consisting of the front, rear case 111, 112 is mounted on the front of the drawer 2, so that each of the above-described configuration of the present invention is stably At the same time it is to work smoothly.

As shown in the drawing, the slide rails 3 are known on both sides of the drawer 2, and the slide guides 4 mounted on the inner wall of the pile box 1 can be moved forward and backward.

In addition, the case 110 is provided for the smooth operation of each configuration of the present invention opening and closing device 10 to the front of the drawer front plate (2a), the rear case 111 is mounted to the front of the drawer front plate (2a) Two first poles 111a are horizontally formed on the rear case 111, and second and third poles 111b and 111c are formed below the first poles 111a. .

The first pole 111a is formed to facilitate horizontal movement of the second rack 300 described above, and is formed at a position vertically coincident with the third pole 111c of the lower side of the first pole 111a. The reference point is to guide the up and down operation of the first rack (100). That is, the first poles 111a having two horizontally formed are for horizontal movement of the second rack 300, the first pole 111a serving as a reference point among the first poles 111a, and the first pole. The third pole 111c formed below the 111a smoothly moves up and down the first rack 100.

In addition, a third pole 111c is formed at one side of the first and second poles 111a and 111b to facilitate the rotation of the rotation gear 200. The first, second and third poles 111a are described above. ) 111b and 111c are inserted into support grooves (not shown) formed at concentric positions inside the front case 112 shown.

Mounting protrusions (FP) are formed at the four corners of the front case 112, and when the assembly of the above-described components is completed, the insertion holes (FH) formed at the four corners of the rear case 111 are inserted into the normal, By fastening with a piece of bolt, which is a fastening means, the assembly is completed.

As described above, the assembly of the drawer 2 is completed when the front cover 2a of the drawer 2 is mounted with a piece of bolt (not shown) in front of the assembled switchgear 10.

6 shows another embodiment of the present invention, and shows that each of the above-described configuration is made small so that it can be applied to the narrow drawer 2 provided on the top of the pile box 1 of a wood material. One reference is also.

As shown, the vertical movement of the first rack 100 is short, and the horizontal movement of the second rack 300 is narrowly formed even if the operation of the locker 400 by the rotation gear 200 easily. By making it possible, it is possible to apply to the narrow drawer 2 of the upper pile box 1 of the wood material.

Therefore, the opening and closing device 10 of the present invention is also applicable to the steel or wood pile box (1), its use is widespread, the width of the open bracket (10a) and the width of the drawer (2) In the same manner, each of the components of the present invention, which is operated by mechanical gear coupling even in any position and raised upwards, in particular, by an open bracket 10a and a device operated by gear coupling substantially the same width as the width of the drawer 2 It is possible to open the drawer 2 stably and easily at any position.

The present invention is not limited to the above-described specific preferred embodiment, and can be easily modified by anyone of ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes are intended to fall within the scope of the claims.

As described above, according to the present invention, by forming a wide area that can be held by hand, it is possible to open and close easily in a dark atmosphere during power outages, thereby giving a sense of confidence to a large number of users.

In addition, each configuration of the opening and closing device is a structure in which the rack and pinion is combined with the normal, without failure, so as to operate precisely, it can be applied to drawers made of wood as well as steel, office furniture that raises the beauty of the office to the next level It has the effect of supplying.

In addition, it is possible to open and close easily with a switchgear that operates mechanically even in a wide drawer cabinet of more than 1000mm, there is an effect of supplying office furniture with durability without trouble.

Claims (4)

In the opening and closing device 10 to open the drawer 2 of the drawer cabinet or file box 1 provided in multiple stages, The opening and closing device 10 is provided with a pair of two on the lower side of one open bracket (10a) provided on the front side of the drawer (2) A first rack (100) coupled to and lifted when the user operates the open bracket (10a) to open the drawer (2); The first pinion 210 engaged by the rising of the first rack 100 rotates, has an outer diameter larger than that of the first pinion 210, is integrated with the first pinion 210 and rotates in the same direction. A rotation gear 200 provided with a second pinion 220; A second rack 300 which is engaged to move horizontally in the rotation direction of the rotation gear 200; The rear end is coupled to the insertion hole 311 formed in the release bracket 310 coupled to one end of the second rack 300 is rotated inward by the horizontal movement of the second rack 300, the inner wall of the pile box The drawer opening and closing device of the file box, characterized in that it comprises a locker 400 is spaced apart from the fixed locking jaw (B) is released to facilitate the opening of the drawer. The method of claim 1, One end is mounted on the joint bracket 320 for connecting and interlocking the second rack 300 provided on both sides, and when the open bracket 10a is placed, the respective components of the opening and closing device 10 are returned to their original state by the tensile force. Drawer opening and closing device of the file box, characterized in that it further comprises a return spring 500 to be returned. The method of claim 1, The second pinion 220 of the rotation gear 200 has a larger outer diameter than the first pinion 210 so that the first rack 100 rotates the first pinion 210 only slightly but the second outer diameter is larger. Pinion 220 is a drawer opening and closing device of the file box, characterized in that to facilitate the release of the locker 400 by rotating the second rack 300 by rotating at a large rotation angle. The method of claim 1, The locker 400 is hinged to the locking bracket 401 mounted to one end of the drawer 2, the locking bracket 401, the rear end is inserted into the insertion hole 311 of the release bracket 310 When (T) and the second rack 300 is moved horizontally, the locking step (B) is fixed to the inner wall of the pile box 1 and the rear end (T) is rotated by the hinge point of the locking bracket (401) The drawer opening and closing device of the file box, characterized in that further comprising a seating portion 410 spaced apart from the locking to be released.