WO2018038500A1

WO2018038500A1 - Safety locking device for dresser

Info

Publication number: WO2018038500A1
Application number: PCT/KR2017/009137
Authority: WO
Inventors: 곽수만
Original assignee: (주)에이스힌지텍
Priority date: 2016-08-26
Filing date: 2017-08-22
Publication date: 2018-03-01
Also published as: KR101771929B1; JP2019529757A

Abstract

The present invention relates to a safety locking device for a dresser and, more specifically, to a safety locking device for a dresser including a plurality of drawers for storing clothes in a stacked manner or various tools and files therein, in which the safety locking device is configured to prevent the remaining drawers from being drawn open when one or more drawers are drawn open at the same time, thereby preventing a safety-related accident caused by the drawers drawn open against a user's intention. To this end, the safety locking device comprises: a locking slider arranged on a main body; and a locking plate or a displacement support unit arranged on a drawer, wherein the remaining drawers are caught and prevented from being drawn open according to a vertical sliding movement of the locking slider.

Description

Safety lock on chest of drawer furniture

The present invention relates to a safety lock of the drawer cabinet furniture, and more particularly, in a drawer cabinet furniture having a plurality of drawers to store the clothes or to store a file or various tools, one or two or more drawers at the same time It relates to a safety lock of the drawer cabinet furniture provided with a safety lock so that the other drawers do not open when opened to prevent a safety accident caused by the drawer cabinet open regardless of the user's intention.

In general, the drawers are to be stored in a file box for storing a variety of documents or various tools without mixing.

However, the drawer according to the prior art has a problem that when trying to withdraw or insert one drawer of the plurality of drawers, another adjacent drawer is caught by an article or the like stored therein or is simultaneously drawn out or inserted due to structural problems.

As such, when an unwanted drawer is pulled out together, when the contents of each drawer are heavy, there is a risk that the drawer may fall forward, resulting in injury to the user or damage or damage to the drawer. There was a risk of a safety accident.

In the past, there were also risks of young children opening multiple drawers, stepping on the drawers and going up onto the drawers.

In order to solve this problem, a drawer cabinet is being developed in which one drawer is opened so that other drawers are not opened at the same time. Among these prior arts, Korean Patent Registration No. 10-0767096 (hereinafter referred to as 'prior art') is disclosed. There is a bar.

However, the drawer according to the above prior art has a problem that the manufacturing cost increases due to the number of assembling work as many components enter the complex constituting the locking device.

This raises the price of the entire drawer has a problem of lowering the price competitiveness in the market.

The present invention has been made to solve the above-mentioned problems of the prior art, First, the object of providing a safety lock of the drawer furniture so that one or more of the plurality of drawers open at the same time two or more other drawers do not open. It is done.

Second, the object of the present invention is to provide a safety lock of a drawer furniture that is easy to install and easy to maintain by reducing the number of components while simplifying the configuration of the safety lock.

Safety lock of the drawer cabinet furniture according to the present invention for realizing the above object is provided in the drawer furniture having a plurality of drawers provided with a body and a roller, in a first embodiment, comprising a locking slider and a locking plate do.

The locking slider has a lock portion protruding in a shape erected on the inner wall of the main body, and is moved up or down by a roller in accordance with the withdrawal or insertion of the drawer to slide up and down.

The locking plate has a shape fixed to the drawer, and prevents the drawer of the drawer in which the locking portion remains when the locking slider is moved up and down.

At this time, it is preferable that a locking plate has a groove part so that the lock part moved to plate shape may not be caught and separated.

On the other hand, specifically, the locking slider is installed on the rear inner wall of the main body, a plurality of horizontal bars for contacting the rollers to guide the extraction or insertion of the drawer, so as to have one side of the horizontal bar and the height step on the extension portion with the horizontal bar It forms a displacement portion having a concave displacement surface and consists of a vertical bar erected in the height direction of the main body, and a bar-shaped lock portion protruding on one side of the horizontal bar.

At this time, the vertical bar forms a guide hole into which the guide member fixedly protruding from the inner wall of the main body is fitted.

In the second embodiment, the safety lock of the drawer cabinet furniture having the main body and the plurality of drawers includes a displacement support and a locking slider.

At this time, the displacement support, the upper part of the drawer. Is provided on any one of the lower side, the side, it is configured to have a vertical shear surface, an inclined surface having an upward or downward inclination at one end of the front surface, and a holding surface extending horizontally after the rear end of the inclined surface.

In addition, the locking slider is installed on the inner wall of the main body so as to be slidably moved up and down, and the guide bar is formed so as to contact the inclined surface and the holding surface, and the shear surface may be caught or passed through the up and down movement. Have a protruding latch.

Accordingly, the locking slider is raised by the inclined step as the inclined surface and the holding surface pass the guide when the drawer is drawn out, and the front end surface of the remaining drawer is caught by the latch and is prevented from being pulled out.

On the other hand, in the third embodiment, in the safety lock of the drawer cabinet furniture, the displacement support is the upper part of the drawer. It is provided on any one of the lower and side portions, and has a vertical shear surface, an inclined surface having an inclination upward or downward at one end of the shear surface, and a holding surface extending horizontally after the rear end of the inclined surface.

In addition, the locking slider is erected on the inner wall of the main body, and the latch is positioned corresponding to the same line as the front end surface of the drawer inserted and seated in the main body, and retracts the upper end in the longitudinal direction or elastically pushes the lower end in the longitudinal direction. The raising member is configured to have a button for controlling the operation of the elastic member.

And, as necessary, as in the second embodiment, the locking slider is formed to protrude with a gap in a vertical line with the latch, and further comprises a guide bar corresponding to contact with the inclined surface and the holding surface as the drawer is drawn out or inserted. do.

On the other hand, the displacement support portion of the second embodiment and the third embodiment may be provided with a groove shape in the drawer or may have a bar shape having a length fixedly coupled to the drawer.

Further, the locking slider is slid along the guide groove formed on the inner wall of the main body.

The length of the gap between the guide and the latch is greater than the length of the shear surface, and the sum of the length of the shear surface and the length of the inclination step is longer than the length of the gap.

On the other hand, in the fourth embodiment, the drawer is provided with an extension plate protruding from any one of front, side, and rear.

And, the main body is configured to further include a fixing holder of the forceps type to hold and secure the extension plate.

As described above, the safety lock of the drawer furniture according to the present invention has a simple structure in which the locking slider provided on the main body is locked to the locking plate provided in the drawer, or the configuration of the safety lock is simplified by using a displacement support or a fixed holder. It has the effect of reducing the number of components and easy installation.

In addition, when one drawer is opened as a simple part, the other drawer is configured not to open, and thus has an effect of preventing an accident that a user does not intend.

In addition, when the user wants to use two or more drawers open the drawer to be careful at the same time has the effect of preventing attention by ventilating attention.

Figure 1 (a) (b) is a view for explaining the safety lock device and its operating relationship of the drawer cabinet furniture according to the first embodiment of the present invention.

Figure 2 (a) (b) (c) is a view for explaining the safety lock device and the operating relationship thereof of the drawer cabinet furniture according to the second embodiment of the present invention.

Figure 3 (a) (b) (c) is a view for explaining the safety lock device and its operating relationship of the drawer cabinet furniture according to the third embodiment of the present invention.

4 is a view showing a modification of the locking slider of the safety lock of the drawer cabinet furniture according to the third embodiment of the present invention.

5 is a view showing a safety lock of the drawer cabinet furniture according to the fourth embodiment of the present invention.

Figure 6 (a) (b) (c) is a view showing a safety lock of the drawer cabinet furniture according to the fifth embodiment of the present invention.

Figure 7 (a) (b) is a view showing a safety lock of the drawer cabinet furniture according to the sixth embodiment of the present invention.

Figure 8 (a) (b) is a view showing a safety lock of the drawer cabinet furniture according to the seventh embodiment of the present invention.

The present invention is, in the best form, in the safety lock of the drawer cabinet furniture having a plurality of drawers (3) provided with a main body (2) and a roller (3-1),

It has a lock portion 13 protruding in a shape standing on the inner wall of the main body (2), and is lifted or lowered by the roller (3-1) in accordance with the withdrawal or insertion of the drawer (3) to slide up and down A moving slider 10; And a locking plate 20 that prevents the drawer 3 from being pulled out while the lock part 13 is caught when the locking slider 10 moves up and down in a shape fixed to the drawer 3. ;

The locking slider 10 is installed on the rear inner wall of the main body, a plurality of horizontal bars 11 for contacting the roller 3-1 to guide the drawing or insertion of the drawer 3, and the horizontal A displacement portion 14 having a concave displacement surface 14a is formed at an extension portion with the bar 11 to have one surface of the horizontal bar 11 and a height step a, and in the height direction of the main body 2. It proposes a safety lock of the drawer furniture, characterized in that consisting of the vertical bar 12, and the locking portion 13 of the bar shape protruding on one side of the horizontal bar (11).

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the safety lock of the drawer cabinet furniture according to the present invention.

First, in describing the present invention, the expression of the upper side (upper side) or the lower side (lower side) is based on the state in which the opening of the drawer is directed upward when the drawer body is opened while the drawer main body is upright. Let's do it.

In addition, in describing the present invention, the front expression refers to a direction in which the drawer is drawn out from the main body or a part in the direction, and the rear expression refers to a direction in which the drawer is inserted in the main body or in a direction thereof. It will be described as referring to.

Meanwhile, in describing the present invention, detailed descriptions of related well-known functions or configurations will be omitted in order not to obscure the subject matter of the present invention.

As shown, the safety lock of the drawer cabinet furniture according to an embodiment of the present invention, if one or more of the plurality of drawers (3) is opened at the same time to prevent the other drawer (3) does not open unintentionally Prevent accidents caused by the open drawer (1) in advance.

To this end, referring to Fig. 1 (a) (b), the safety lock of the drawer cabinet furniture according to the present invention in the first embodiment is largely provided in the main body (2) and the image according to the opening of the drawer (3). And a locking plate 20 provided in the drawer 3 to slide down and sliding the locking part 13 of the locking slider 10 which is moved up and down.

The common drawer 1 has a main body 2 having an inner space and an open front, and a plurality of drawers 3 provided with a member, such as a guide rail, in the main body 2 and slide-out or inserted therein as necessary. It is configured to include).

In the drawing, the drawer 3 is represented by an imaginary line for convenience of description, and the roller 3-1 is integrally formed at the rear to facilitate the insertion of the drawer.

On the other hand, the locking slider 10 has a lock portion 13 protruding in one direction in a shape standing on the inner wall of the main body 2, one or more of the plurality of drawers (3) or two or more drawers at the same time withdrawal or It is configured to slide in the vertical direction by the roller 3-1 fixed to the drawer 3 when it is inserted.

Specifically, when the drawer 3 is withdrawn or inserted, the locking slider 10 is moved inside the main body as the roller 3-1 of the drawer passes through the displacement portion 14 having a step formed in the locking slider 10. The side wall is slid up and down.

In addition, the locking plate 20 is fixed to the drawer 3 so that the locking part 10 protruding from the locking slider 10 is inserted or inserted into the structure when the locking slider 10 moves up and down. It is configured to prevent the withdrawal of the remaining drawer 3.

In more detail, as shown in the drawing, the locking slider 10 is installed behind the inner wall of the main body 2, and includes a horizontal bar 11, a vertical bar 12, and a lock part 13, wherein the horizontal bar (11) and the vertical bar 12 has a displacement portion 14 in a curved shape so that the position of the locking slider 10 is displaced up and down by the roller 3-1 when the drawer 2 is pulled out to the connected portion. To form.

At this time, the horizontal bar 11, in contact with the roller (3-1) moved horizontally during the withdrawal or insertion process of the drawer 2 to guide the withdrawal or insertion of the drawer (3), drawer (2) A plurality is provided in the number corresponding to the number of, and is formed in a position corresponding to the roller (3-1).

In addition, the vertical bar 12, the displacement portion having a concave displacement surface (14a) to have a height step (a) and one surface of the horizontal bar 11 in the bent portion extending to the horizontal bar (11) ( 14).

Accordingly, as the roller 3-1 passes through the displacement surface 14a of the displacement portion 14 when the drawer 3 is pulled out or inserted, the locking slider 10 is slid in the vertical direction.

In addition, the vertical bar 12 forms a plurality of guide long holes 12 into which the guide member 2-2 fixedly protruding from the inner wall of the main body 2 is fitted.

On the other hand, one side of the horizontal bar 11 is provided with a bar-shaped lock portion 13 protruding in the upper direction, the locking portion 14 is locked to the locking plate 20 during the up and down movement of the locking slider 10. This prevents the movement of the drawer 3.

Preferably, the locking plate 20 has a groove portion 23 so that the locking portion 13 moved in a plate shape is caught in contact with each other.

Specifically, the locking plate 20 has a fixed plate 21 fixed to the upper surface of the drawer 3, and the fixed plate 21 in a bent plate shape consisting of a vertical plate 22 formed by bending the fixing plate 21 The lock portion 13 is moved to form a groove portion 23 that can be inserted.

Referring again to Figure 1 (a) (b), look at the state of use of the safety lock of the drawer cabinet furniture according to the first embodiment of the present invention.

Referring to FIG. 1A, in the state where the plurality of drawers 3 are seated on the main body 2 of the drawer 1, the roller 3-1 of the drawer 3 is a displacement surface of the displacement unit 14. And the lock part 13 of the locking slider 10 is freely movable without being caught anywhere, and thus the user of the drawer 1 may be one of the plurality of drawers 3 or the like. Two can be withdrawn at the same time.

Referring to FIG. 1 (b), when the user pulls out any one of the drawers 3 of the drawer 1 forward, the roller 3-1 is a displacement plane formed in the displacement portion 14 ( Moving along the inclination of 14a), it moves along the bottom surface of the horizontal bar 11 of the locking slider 10.

Although one drawer is pulled forward in the city, the user may draw out two drawers at the same time as needed.

At this time, when the roller 3-1 of the drawer is moved by the height step a of the displacement plane, the locking slider 10 moves the guide member 12-2 to the upper part of the main body 2 to guide the guide member 2-2. The sliding movement along.

As the locking slider 10 moves upward, the locking portion 13 protruding upward to correspond to the remaining locking plate 20 of the drawer 3 is moved to the upper portion 23 of the locking plate 20. ) Is inserted into or fitted into.

Accordingly, even if the user pulls out the remaining drawer 3 to the front, the remaining drawer 3 is prevented from being pulled out due to the locking part 20 being locked to the lock part 13.

Only the structure of the simple locking slider 10 and the locking plate 20 can prevent the drawer 3 from opening regardless of the user's intention, and has an effect of preventing a safety accident in advance.

On the other hand, a second embodiment of the safety lock of the drawer cabinet furniture according to the present invention with reference to Figure 2 (a) (b) (c) as follows.

The safety lock of the drawer cabinet furniture is provided in the main body 2 and the locking slider 10 ′ which is moved up and down so that the remaining drawer is not drawn out when the user draws out the drawer, and the drawer 3 is provided in the drawer 3. And the displacement supporting part 30 supporting the locking slider 10 ′ so that the locking slider 10 ′ can be moved up and down.

First, the displacement support part 30, the upper part of the drawer (3). It is provided on any one of the lower side and the side, the vertical front end surface 31, the inclined surface 32 having an upward inclination at one end of the front end surface 31, and horizontally after the rear end of the inclined surface 32 It has an extended holding surface 33.

In the illustration, the displacement support 30 is formed on the side of the drawer as an example.

The displacement support part 30 may be formed as a displacement support part by forming a groove or the like in a portion of the upper, lower part, or side of the drawer, or may additionally install a member having a simple structure such as a bar shape to configure the displacement support part. have.

In the illustrated embodiment, the displacement support 30 has been described as being installed as a member having a length fixedly coupled in a separate bar shape.

The locking slider 10 ′ is installed on the inner wall of the main body 2 so as to slide upward and downward as the drawer 3 is drawn out or inserted.

Preferably, the locking slider 10 'is slidably moved along the guide groove 2-3 formed on the inner wall of the main body.

In addition, the locking slider 10 'includes a guide bar 15 protruding to move in contact with the inclined surface 32 and the holding surface 33 of the displacement support part 30 when the drawer 3 is drawn out or inserted, The front end surface 31 of the displacement support part 30 of the other drawer 3 has a latch 16 which protrudes so as to be caught or passed as it moves up and down.

According to this configuration, when the user draws out the drawer 3 to be used, the inclined surface 32 and the holding surface 33 of the displacement support part 30 formed in the drawer 3 are guides of the locking slider 10 '. The locking slider 10 'is guided along the guide groove 2-3 by the height length difference between the inclined step a' formed by the inclined surface 32 and the holding surface 33 as it passes through the metal 15. Will rise.

At this time, the front end surface 31 of the displacement support part 30 of the remaining drawer 3 is positioned on the horizontal line to be caught by the latch 16 of the raised locking slider 10 ', and the user drawer 3 remains. Pulling to withdraw) is prevented withdrawal as the front end surface 31 is caught by the catch (16).

To this end, the gap length b between the guide clamp 15 and the latch 16 of the locking slider 10 'is larger than the length c of the front face 31 so that the drawer 3 can be drawn out, The sum of the length (c) of the front end surface and the length of the inclination step (a ') is formed longer than the gap length (b), and the front end surface of the drawer remaining in the latch 16 when the locking slider 10' rises. It is preferable to form so that (31) may be caught.

Referring again to Figure 2 (a) (b) (c), look at the state of use of the safety lock of the drawer cabinet furniture according to the second embodiment of the present invention.

In FIG. 2 (a), all of the drawers 3 of the drawer cabinet 1 are inserted into the main body 2 and are seated, and the locking slider 10 ′ is freely movable along the guide grooves 2-3. It is a state.

2 (b) and 2 (c), the user draws out to use one drawer 3, and the front end surface 31 of the displacement support part 30 of the drawer 3 is drawn out with a locking slider ( 10 ') is guided through the gap (b) of the guide clamp 15 and the latch 16, wherein the guide clamp 15 of the locking slider 10' is the displacement support portion 30 of the drawer (3) to be drawn out It is pushed up to the height of the inclined step a 'formed by the inclined surface 32 and the holding surface 33 formed in the.

As a result, the locking slider 10 'rises upward.

On the other hand, as the remaining drawer 3 is lifted by the drawer 3 from which the locking slider 10 'is drawn out, the position of the latch 16 is located on the same line as the front face 31 of the displacement support part 30. When the user tries to pull out the remaining drawer 3, the front end surface 31 is prevented from being pulled out due to the catch 16.

In the state of FIG. 2 (a), the user may open two or more drawers 3, and when the two or more drawers 3 are opened, the front of the displacement support part 30 of the drawer 3 to be opened and pulled out at the same time. Withdrawal will be possible by allowing the end face 31 to simultaneously pass through the gap b of the guide clamp 15 and the latch 16 of the locking slider 10 '.

As such, the user may use the two or more drawers with care to prevent safety accidents.

On the other hand, it is shown that the inclined surface 32 of the displacement support portion 30 is formed to have an upward inclination at one end of the front end surface 31, the displacement support portion (') when the locking slider 10' is raised ( Although the front end surface 31 of the 30 is shown to be caught by the latch 16, the inclined surface 32 has a downward slope at one end of the front end surface 31, if necessary, the guide of the locking slider 10 ' Of course, the lock 15 and the lock 16 may be configured to switch the role of each other so that the withdrawal of the remaining drawer 3 can be prevented when the locking slider 10 'is lowered.

On the other hand, referring to Figure 3 (a) (b) (c) of the third embodiment of the safety lock of the drawer cabinet furniture according to the present invention.

The safety lock of the drawer cabinet furniture is provided in the main body 2 so as to be not drawn out when the user draws out the drawer, the locking slider (10 ") which is moved up and down, and is provided in the drawer (3) And the displacement supporting part 30 supporting the locking slider 10 ′ so that the locking slider 10 ′ can be moved up and down.

The structure and configuration of the displacement support part 30 is the same as in the above-described second embodiment and description thereof will be omitted.

On the other hand, the locking slider 10 ″ stands on the inner wall of the main body 2 and corresponds in parallel with the front end surface 31 of the displacement support part 30 configured in the drawer inserted and seated in the main body 2. And a button 16 for controlling the operation of the elastic member 18, the latch 16 to be positioned so as to be elastically traction to the upper end in the longitudinal direction or the elastic lower end in the longitudinal direction. do.

The elastic member 18 is provided on the lower side of the main body 2 in the figure to show the elastically pushing the locking slider 10 "and provided with a button 17 on the upper portion of the main body, but the elastic as necessary Of course, the member 18 may be configured to be provided on the upper side of the main body (2).

And the locking slider 10 "is slidably moved along the guide groove 2-3 formed in the inner wall of the main body.

Looking at the operating state of the safety lock of the drawer cabinet furniture according to the third embodiment having such a structure as follows.

As shown in FIG. 3 (a), the locking slider 10 ″ is always pushed upward by the elastic member 18 while the plurality of drawers 3 in the main body 2 are inserted and seated. At this time, the clasp 16 of the locking slider 10 "is located in the same line as the front end face 31 of the displacement support part 30, even if the user tries to pull out for use of the drawer 3, the front end face. 31 is caught in the latch 16, and withdrawal is prevented.

As shown in Fig. 3 (b), when the user tries to use the drawer 3, the user first presses the button 17 to push the elastic member 18 of the locking slider 10 " Descend.

At this time, the latch 16 of the locking slider 10 "is pushed to the lower portion of the displacement support portion 30 so that the drawer 3 can be freely pulled out, and as shown in FIG. The drawer 3 is withdrawn.

Then, when the user removes the force of pressing the button 17, the locking slider is raised again, and the front end surface 31 of the displacement support part 30 of the remaining drawer 3 again becomes the locking slider 10 " It catches on the latch 16, and it will be in the state with which extraction is prevented.

In other words, whenever the user wants to use the drawer, it is configured to press the button 17 to lower the locking slider 10 ".

On the other hand, in the third embodiment, the locking slider 10 " may be configured to have the same structure and configuration as the locking slider 10 'in the second embodiment.

In other words, the locking slider 10 " protrudes at a distance b in a vertical line with the latch 16, and the inclined surface 32 and the holding surface 33 as the drawer 3 is withdrawn or inserted. It is configured to further include a guide pin 15 corresponding to the contact.

According to such a configuration, when the locking slider 10 "is raised and raised by the elastic force of the elastic member 18 in FIG. 3 (b), the guide bracket 15 is displaced and supported by the displacement support 30. Ascending the inclined surface 32 of the to be moved along the holding surface 33 can be more easily climbed.

Subsequently, in the fourth embodiment, the safety lock of the drawer cabinet furniture according to the present invention may further comprise a fixing holder 40 for each individual drawer (3).

The fixing hole 40 may be configured separately or included in the structures of the first to third embodiments.

To this end, the drawer (3) forms an extension plate (3-2) protruding in any one of the front, side, rear, and the fixed holder 40 is fixed to the rear of the main body 2 to extend It is configured to have a tong type to hold and secure the plate (3-2).

Specifically, when the user uses the drawer 3 and pushes it into the main body 2, the extension plate 3-2 is pushed by pushing the fixed holder 40, and the fixed holder 40 shuts off the tongs to extend the plate ( 3-2) to prevent the drawer (3) from being pulled out.

Then, when the user pushes the drawer 3 gently to use the drawer 3 again, the extension plate 3-2 presses the fixing holder 40 so that the fixing holder 40 opens the tongs so that the drawer ( Withdrawal of 3) is enabled.

The fixed holder 40 of the tongs switch type according to the above-mentioned pressure is a switch tongs type by pressure used in many fields, and a specific structure will be omitted so as not to obscure the subject matter of the present invention.

Next, referring to Figure 6 (a) (b) (c) to Figure 8 (a) (b), look at the safety lock of the drawer cabinet furniture according to the fifth to seventh embodiments of the present invention.

As shown,

guide rails

112, 112 ', 112 " installed on the inner wall of the

main body

110, 110', 110 "

Drawers

114, 114 ′, 114 ″ which are pulled out or inserted in the front and rear directions of the

main body

110, 110 ′, 110 ″ with support of the

corresponding guide rails

112, 112 ′, 112 ″; 114, 114 ′, 114 ″, at least one of the upper, lower, and side portions of the front position forms an inclined surface 116a that is upward or downward toward the rear, and guides backward after the rear end of the inclined surface 116a.

Displacement support portions

116, 116 ', 116 "forming a holding surface 116b parallel to the

rails

112, 112', 112".

In addition, the safety lock of the drawer cabinet furniture of the present invention, the inclined surface 116a in the upper and lower positions corresponding to the inclined surface 116a of the upper, lower, side in the front position of the drawer (114, 114 ', 114 "). Latching

portions

118, 118 ', 118 "formed at positions opposite to this oriented direction (upward or downward); The main body 110 corresponding to the inclined surface 116a and the engaging

portions

118, 118 ', 118 "with the

drawers

114, 114', 114" inserted into the

main bodies

110, 110 ', 110 ". 110 ', 110 ", the

switch

120a, 120a ', 120a ", which is installed on the inner wall so as to be movable up and down, and protrudes to correspond to the front end of each inclined surface 116a; Protrude from the lower side of the locking

portions

118, 118 ', 118 "so that the locking

portions

118, 118', 118" can be locked to prevent the

drawers

114, 114 ', 114 "from being pulled out. And

sliders

120, 120 ', 120 "with one

clasp

120b, 120b', 120b".

In addition, when installing the

displacement support parts

116, 116 ', 116 "in the upper part of the front position of the

drawer

114, 114', 114", the section which goes to the rear end from the front end of the inclined surface 116a is upward toward the rear. At an angle, the locking

portions

118, 118 ', and 118 " are formed by protrusions projecting downward from the side or bottom of the

corresponding drawer

114, 114', 114 " at a position close to the rear end of the inclined surface 116a. With the

drawers

114, 114 ′, 114 ″ closed, the

switches

120a, 120a ′, 120a ″ are positioned at the front end of the inclined surface 116a, and the

latches

120b, 120b ′, 120b ″ are engaged. 118, 118 ', 118 "and below the lower end, and when the

switches

120a, 120a', 120a" are located at the rear end of the inclined surface 116a, the

clasps

120b, 120b ', 120b " It is desirable to be in a position perpendicular to the locking

portions

118, 118 ', 118 ".

And, when the

displacement support parts

116, 116 ', 116 "are installed in the lower part of the front position of the

drawer

114, 114', 114", the section which goes to the rear end from the front end of the inclined surface 116a will be downward toward the rear. At an angle, the locking

portions

118, 118 ', and 118 " are formed with protrusions projecting upward from the side or top of the corresponding

drawers

114, 114', 114 " at positions close to the rear ends of the inclined surfaces 116a. With the

drawers

114, 114 ′, 114 ″ closed, the

switches

latches

120b, 120b ′, 120b ″ are engaged. (118, 118 ', 118 ") at a height above the top, and when the

switches

latches

120b, 120b ', 120b ") In the vertically corresponding position to the engaging

portions

118, 118 ', and 118 ", and the

sliders

120, 120', and 120" are elastically towing the upper end in the longitudinal direction or the elastically pushing the lower end in the longitudinal direction. The members 122 'and 122 "may be further provided.

In addition, the

main body

110, 110 ′ and 110 ″ are supported by the

main body

110, 110 ′ and 110 ″ to control the lifting and lowering of the

sliders

120, 120 ′ and 120 ″ so that the latch 120 b, It is preferable to further provide locking

portions

124, 124 ', and 124 "such that 120b' and 120b" are engaged with

corresponding locking portions

118, 118 'and 118 ".

The present invention described above is limited to the above-described embodiment and the accompanying drawings as various substitutions and modifications can be made within a range without departing from the technical spirit of the present invention for those skilled in the art. It doesn't happen.

Claims

In the safety lock of the drawer cabinet furniture having a plurality of drawers (3) provided with a main body (2) and a roller (3-1),

It has a lock portion 13 protruding in a shape standing on the inner wall of the main body (2), and is lifted or lowered by the roller (3-1) in accordance with the withdrawal or insertion of the drawer (3) to slide up and down A moving slider 10;

And a locking plate 20 that prevents the drawer 3 from being pulled out while the lock part 13 is caught when the locking slider 10 moves up and down in a shape fixed to the drawer 3. ;

The locking slider 10 is installed on the rear inner wall of the main body, a plurality of horizontal bars 11 for contacting the roller 3-1 to guide the drawing or insertion of the drawer 3, and the horizontal A displacement portion 14 having a concave displacement surface 14a is formed at an extension portion with the bar 11 to have one surface of the horizontal bar 11 and a height step a, and in the height direction of the main body 2. Safety lock device of drawer furniture, characterized in that consisting of the vertical bar (12) standing, and the lock portion 13 of the bar shape protruding on one side of the horizontal bar (11).
The method of claim 1,

The locking plate 20,

Safety lock device of drawer furniture, characterized in that it has a groove (23) so that the lock portion (13) moved in the plate shape is not caught off.
The method of claim 1,

The vertical bar 12, the guide lock (2a) is formed on the inner wall of the main body (2) guide lock hole (12a) is formed, characterized in that the lock device of the drawer furniture.
In the safety lock of the drawer cabinet furniture having a main body (2) and a plurality of drawers (3),

The upper part of the drawer (3). Is provided on any one of the lower, side, vertical shear surface 31, the inclined surface 32 having an inclination upward or downward from one end of the front surface 31, and after the rear end of the inclined surface 32 A displacement supporting portion 30 having a holding surface 33 extending horizontally;

It is installed on the inner wall of the main body 2 so as to be slidably moved up and down, the guide bar 15 protruding so as to contact the inclined surface 32 and the holding surface 33, and the up and down movement A locking slider (10 ') having a latch (16) protruding so that the front end surface (31) can be caught or passed therethrough;

When the drawer 3 is withdrawn, the locking slider 10 'is raised by the inclined step a' as the inclined surface 32 and the holding surface 33 pass through the guide 15. The front end surface 31 of the drawer is secured to the drawer furniture, characterized in that the catch is prevented by the catch (16).
In the safety lock of the drawer cabinet furniture having a main body (2) and a plurality of drawers (3),

The upper part of the drawer (3). Is provided on any one of the lower, side, vertical shear surface 31, the inclined surface 32 having an inclination upward or downward from one end of the front surface 31, and after the rear end of the inclined surface 32 A displacement supporting portion 30 having a holding surface 33 extending horizontally;

Resistant to the shape of the erected to the inner wall of the main body 2, the latch 16 is located in the same line as the front end surface 31 of the drawer inserted and seated in the main body 2, and the upper end in the longitudinal direction elastically And a locking slider (10 ") having an elastic member (18) for towing or elastically pushing the lower end in the longitudinal direction, and a button (17) for controlling the operation of the elastic member (18). Furniture security lock.
The method of claim 5,

The locking slider 10 ",

Protrudingly formed with a gap in the vertical line with the latch 16, the drawer 3 further includes a guide hinge 15 in contact with the inclined surface 32 and the holding surface 33 as the drawer 3 is drawn out or inserted; Safety lock of the drawer furniture, characterized in that configured.
The method according to claim 4 or 5,

The displacement support unit 30 is provided with a groove shape in the drawer (3) or a safety lock of the drawer furniture, characterized in that the bar shape having a length fixedly coupled to the drawer (3).
The method according to claim 4 or 5,

And the locking slider is slidably moved along the guide groove (2-3) formed on the inner wall of the main body.
The method according to claim 4 or 6,

The length b of the gap between the guide 15 and the catch 16 is greater than the length c of the front face 31, and the length c of the front face and the inclination step a ', a "are different. And the sum of the lengths is longer than the gap length (b).
The method according to any one of claims 1, 4 or 5,

The drawer (3) is provided with an extension plate (3-2) protruding in any one of the front, side, rear,

The main body (2) is a safety lock of the drawer furniture, characterized in that it further comprises a fixing holder (40) of the forceps type to hold and secure the extension plate (3-2).
Guide rails 112, 112 ', 112 " installed on the inner walls of the main bodies 110, 110', 110 "

Drawers (114, 114 ', 114 ") which are supported or supported by the corresponding guide rails (112, 112', 112") to be withdrawn or inserted in the front and rear directions of the main body (110, 110 ', 110 ");

At least one portion of the upper, lower, and side portions at the front positions of the drawers 114, 114 ', and 114 "forms an inclined surface 116a that is upward or downward toward the rear, and is successively rearward after the rear end of the inclined surface. Displacement support portions 116, 116 ', and 116 "forming a holding surface 116b parallel to the guide rail;

Engaging portions (118, 118 ', 118 ") formed at opposite positions of the inclined surface (116a) at the upper, lower, and side portions of the upper, lower, and side portions at the front position of the drawer;

The main body (110, 110 ', 110 ") in the inserted state of the drawer is installed on the main body inner wall corresponding to the inclined surface and the locking portion in the inserted state so as to be movable up and down sliding, the front end of each inclined surface Switches 120a, 120a ', and 120a "protruding from and corresponding to the contact points, and the locking parts 118, 118', and 118" protruding from the lower side of the locking position to prevent the drawer from being pulled out by lifting and lowering. And a slider (120, 120 ', 120 ") provided with clasps (120b, 120b', 120b") to be engaged with each other.
The method of claim 11,

When the displacement support parts 116, 116 ′, 116 ″ are installed in the upper positions of the front positions of the drawers 114, 114 ′, 114 ″, the sections leading from the front end to the rear end of the inclined surface 116a are upward as the rearwards. At the angle of,

The locking portions 118, 118 ', and 118 "are formed of protrusions projecting downward from the side or bottom of the corresponding drawer at a position close to the rear end of the inclined surface,

With the drawer closed, the switches 120a, 120a ', 120a "are positioned at the front end of the inclined surface 116a, and the latches 120b, 120b', 120b" have the latching portions 118, 118 ', 118 ") below the bottom,

And when the switch (120a, 120a ', 120a ") is positioned at the rear end of the inclined surface (116a), the latch is in a position corresponding to the locking portion perpendicular to the lock.
The method of claim 11,

When the displacement support parts 116, 116 ′ and 116 ″ are installed below the front positions of the drawers 114, 114 ′ and 114 ″, the section leading to the rear end of the inclined surface 116a is downward toward the rear side. At the angle of,

The locking portions 118, 118 ′, and 118 ″ are formed by protrusions protruding upward from the side or the top of the corresponding drawer at a position close to the rear end of the inclined surface 116a,

With the drawer closed, the switches 120a, 120a ', 120a "are positioned at the front end of the inclined surface 116a, and the latches 120b, 120b', 120b" have the latching portions 118, 118 ', 118 ") above the top of the

When the switches 120a, 120a ', 120a "are located at the rear end of the inclined surface 116a, the latches 120b, 120b', 120b" are perpendicular to the locking portions 118, 118 ', 118 ". To be in the corresponding position,

The sliders (120, 120 ', 120 ") of the drawer furniture characterized in that it is further provided with an elastic member (122', 122") to elastically pull the upper end in the longitudinal direction, or the elastic lower end in the longitudinal direction. Safety lock.
The method of claim 11,

The clasps 120b, 120b ', and 120b " are supported by the main body 110, 110' and 110 " to control the lifting and lowering movement of the sliders 120, 120 'and 120 " And a locking portion (124, 124 ', 124 ") to engage the corresponding locking portion (118, 118', 118").