KR20190009925A - Locking device of grip type door - Google Patents

Abstract

Disclosed is a grip type door locking device which simplifies a structure to allow a grip operated for opening a slide door to directly operate a latch locked to or unlocked from a striker so as to provide economic efficiency due to convenience in assembly and improvement of productivity. According to the present invention, the grip type door locking device comprises: the striker fixed to a window frame and having a locking groove formed therein; the latch having a hook received in and separated from the locking groove of the striker; a grip linearly reciprocated to operate the latch and supported by a first spring; a base fixed to the window frame; a main body fixed to the window frame with the base, receiving the latch and the grip, and having an opening part formed on one side; and an outer cover to close an operating space of the main body. The latch comprises a reception space formed on the upper and lower sides of one edge portion of a support piece to receive one end of a second spring, and a support shaft protruding from the upper and lower side of the other edge portion of the support piece. The grip comprises: the support piece protruding in a direction perpendicular to the upper and lower sides of a grip part in contact with fingers, and an inclined rail inwardly protruding from a front end of the support piece. When the grip is linearly reciprocated, the position of the support shaft of the latch in contact with the inclined rail is vertically changed, such that the hook of the latch is received in and separated from the locking groove of the striker, and thus a locked state is maintained or canceled.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a door locking device,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a grip type door locking device for opening and closing a sliding door installed in a living room or a veranda, and more particularly, a door is opened very easily by simply releasing a locked state by gripping a handle for opening the sliding door The present invention relates to a grip type door lock device which simplifies the structure and improves convenience of assembly and productivity.

Generally, a sliding door installed on a living room or a veranda is automatically locked when a window is closed, and a lock is provided to open the window by releasing the lock state by holding or holding the handle by hand.

Conventional door handles are classified into a lever type and a grip type locking device. The lever type is used for large-sized and heavy-weight large doors, and the grip type is used for relatively lightweight doors.

On the other hand, in order to solve problems such as collision injury caused by the protruded lever type of the lever, it is possible to improve the heat insulation and durability as well as to improve the sliding structure with a convenient size. The grip type is preferred because it has few protrusions and is safe from the risk of injury.

For example, as a grip type door lock device, there has been proposed a lock type opening / closing handle of a domestic registration utility model 20-0434418 (2006.12.20. Announcement) and a registration type utility model 20-0456819 (notice of 2011.11.21. A door handle device for a window, and a door device for a sliding door of a registered trademark 10-1446682 (announcement October 10, 2014), a door handle device for opening a door, and a public utility model 20-2010-0008308 It was proposed.

The grip-type locking devices include a main body having a handle, a locking gear, and / or a lever and a latch on a window frame, and a striker is mounted on the window frame. Most of the locking gears and / Thereby releasing the locked state by separating the latch from the latching groove of the striker. The conventional grip type lock devices require a locking gear and / or a lever for separate locking in addition to a handle for providing a pressing force by the user, so that the number of parts is increased and the number of assembling steps is increased and the manufacturing cost of the product is increased .

In addition, the conventional grip type handles are distinguished separately from the left and right handles, and there is an inconvenience in changing the operation direction of the parts depending on whether the left or right side of the window frame is to be installed.

Korean Registered Utility Model No. 20-0434418 (Notice of December 20, 2006) Korean Registered Utility Model No. 20-0456819 (Notice of November 21, 2011) Domestic public utility model 20-2010-0008308 (public disclosure on August 20, 2010) Korean Registered Patent No. 10-1446682 (issued October 10, 2014)

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a striker which can be mounted regardless of the opening direction of the door, So that it is easy to assemble, and productivity is improved, and economical efficiency is achieved.

In order to achieve the above object, the grip type door lock device of the present invention includes a striker which is fixed to a window frame frame and has hooking grooves formed on upper and lower sides thereof; A latch having a hook to be received and spaced in the latching groove of the striker to provide a locked or unlocked condition; A handle on which a first spring contacts a rear surface of a grip portion to which a finger contacts while performing a linear reciprocating motion to operate the latch; An opening which is fixed to the window frame together with the base and which is open to expose the handle on one side while providing a space for receiving and operating the handle and the handle moving linearly in the direction of opening and closing the window; A main body; And an outer cover partially closing an operating space of the main body, wherein the latch has a receiving space in which one end of the second spring is received in a hook formed in a direction perpendicular to the upper and lower sides of one side edge of the supporting piece, A support shaft projecting from the upper and lower sides of the other corner portion; Wherein the handle is formed with a support piece protruding in the direction orthogonal to the upper and lower sides of the grip portion to which the finger is touched, and an inclined rail protruding inward from the tip end of the support piece is formed; The hook of the hanger is received in the hooking groove of the striker or spaced apart so that the locking state is maintained and released. can do.

According to the present invention, when a small force is applied to the main body and the handle to open the door while being able to be mounted regardless of the opening direction of the door, the handle moves in a linear direction inside the main body, The support shaft is moved upward along the inclined surface so that the hook of the latch is directly spaced from the latching groove of the striker so that the door is opened from the locked state to the disengaged state, and the linear movement of the knob is directly It is possible to provide a convenience in which energy consumption necessary for opening the door can be minimized, the number of parts is minimized, and the structure is simple, so that it is easy to manufacture and assemble, which is very economical.

1 is an exploded perspective view of a grip type door lock apparatus according to the present invention;
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a grip type door lock device and a grip type door lock device.
FIGS. 3A and 3B are a cross-sectional perspective view and a plan sectional view showing a locked state of the grip-type door lock apparatus according to the present invention.
4A and 4B are a cross-sectional perspective view and a plan cross-sectional view of the grip type door lock device according to the present invention, which is cut off in a state of being released.

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

FIGS. 1, 2 and 3B are a perspective view illustrating a grip type door lock device according to the present embodiment, and a perspective view and a perspective view, respectively, of a combined state of a handle and a claw, 11 is a window frame, 2 is a striker, 3 is a latch, 4 is a handle, 51 is a first spring, 52 is a second spring, 6 is a base, 7 is a main body, 8 is an outer cover and 9 is an inner cover.

As shown in FIG. 1, the grip type door lock apparatus of the present invention includes a striker 2 having an engagement groove 21 formed at an upper side and a lower side thereof while being fixed to a window frame 10; A latch (3) having a hook (31) accommodated in and spaced from a latching groove (21) of the striker (2) to provide a locked or unlocked state; A handle 4 having a first spring 51 abutted against the back surface of the grip portion 41 to which the finger contacts while performing a linear reciprocating motion to operate the brace 3; A base (6) fixed in contact with the window frame (11); A handle 4 fixed to the window frame 11 together with the base 6 and provided with a space for receiving and operating the latch 3 and the handle 4 linearly moving in the direction of opening and closing the window, (7) formed with an opening (71) for exposing the opening (71); And an outer cover 8 which closes a part of the operating space of the main body 7, and configurations, combinations and basic operations therefor can be confirmed in the above patent documents, It is omitted.

The key technology of the present invention is to improve the structure of the brace 3 and the handle 4, which is one of the basic structures, so that it can be mounted regardless of the opening direction of the door, ), So that it is possible to quickly and easily release the locking state, thereby providing convenience in minimizing the energy consumption required to open the door, minimizing the number of components and simplifying the structure. And convenience of assembly.

1 and 2, the latch 3 includes a hook 31, which is formed in a direction orthogonal to the upper and lower sides of one side edge of the support piece 32, A space 311 is formed so that the hook 31 is released into the engagement groove 21 of the striker 2 by the elastic force of the second spring 52. The hook 31 is provided on the upper and lower sides of the other side edge portion of the support piece 32 And the support shaft 33 is integrally formed to be protruded.

On the other hand, the grip 4 is formed by projecting a support piece 42 in the direction orthogonal to the upper and lower sides of the grip portion 41 to which the finger is touched. And a pair of inclined rails 43 that provide inclined surfaces are integrally formed.

That is, as shown in FIG. 4B, when the handle 4 linearly reciprocates by the moving distance T, the supporting shaft 33 of the latch 3, which contacts the inclined rail 43, The hook 31 of the latch 3 is accommodated in the latching groove 21 of the striker 2 or spaced apart to maintain and release the locked state.

1, an inner cover 9 is provided to prevent the change of the support piece 42 while helping stable movement of the handle 4, and a handle 4 and a base 6 ).

The inner cover 9 protrudes and forms a fixing pin 91 for holding the other end of the second spring 52 for elastically supporting the latch 3 and is inserted and supported between the supporting pieces 42 of the knob 4 And the upper and lower wings 93 that are fitted into the coupling grooves 72 of the main body 7 and are coupled by screws or fixing bolts not shown in the figure are integrally formed .

A guide piece 44 is protruded from the upper and lower sides of the grip portion 41 of the handle 4 and a guide groove 61 is formed in the base 6 so that the guide piece 44 is inserted and guided, Is smoothly reciprocated linearly.

Reference numeral 62 in the drawings denotes a through hole formed in the base 6 so that the hook 31 of the latch 3 passes therethrough. Reference numeral 63 denotes a screw portion of a fixing bolt for attaching the base 6 to the window frame 11 And 73 is a plurality of fasteners through which the threaded portion of the fixing bolt for attaching the main body 7 to the window frame 11 passes.

2, the elastic force of the first coil spring 51 and the second coil spring 52 and the handle 4 and the latch 3, which are moved linearly or vertically by an artificial hand- The linear movement of the knob 4 immediately changes the up and down movement of the latch 3 so that the latching and releasing of the door can be performed quickly. Hereinafter, the operation will be described.

3A and 3B, the hook 31 of the latch 3 is fitted to the strike 2 by the elastic force of the first coil spring 51 and the second coil spring 52 and the handle 4 The state where the door is pushed and pushed to the front end of the opening 71 of the main body 7 becomes the locked state of the door.

In order to open the door in the locked state of the door, when the handle 4 is grasped and grasped in the state of FIG. 3B, the finger pushes the grasping portion 41 and moves to the inside of the main body 7 by the moving distance T of FIG. The supporting shaft 33 of the latch 3 which has been in contact with the sloping rail 43 of the handle 4 is lifted along the sloped rail 43 and thus the position of the hook 31 of the latch 3 As shown in Figs. 4A and 4B, by the height H, the door can be quickly moved out of the engagement groove 21 of the scriber 2.

The handle 4 for operating the latch 3 in the above process is inserted into the guide groove 92 of the inner cover 9 and the guide groove 61 of the handle 4 inserted into the guide groove 61 of the base 6, The operation of the latch 3 can be precisely controlled by the linear motion of the latch 44 by the guidance of the latch 44. [

Accordingly, the present invention is a very simple structure in which the linear movement of the handle 4 is directly converted into the upward / downward movement of the latch 3, which can be mounted irrespective of the opening direction of the door, And it is very economical because it is easy to manufacture and assemble because the number of parts is minimized.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Accordingly, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.

10: window frame 11: window frame
2: striker 21: latching groove
3: Hook 31: Hook
32: support piece 311: accommodation space
4: Handle 41:
42: support piece 43: inclined rail
44: guide piece 51: first spring
52: second spring 6: base
61: Guide groove 7: Body
71: opening 72: engaging groove
8: outer cover 9: inner cover
91: Fixing pin 92: Guide piece
93: wing portion

Claims (2)

A striker (2) which is fixed to the window frame (10) and has a latching groove (21) formed on the upper and lower sides thereof; A latch (3) having a hook (31) accommodated in and spaced from a latching groove (21) of the striker (2) to provide a locked or unlocked state; A handle 4 having a first spring 51 abutted against the back surface of the grip portion 41 to which the finger contacts while performing a linear reciprocating motion to operate the brace 3; A base (6) fixed in contact with the window frame (11); A handle 4 fixed to the window frame 11 together with the base 6 and provided with a space for receiving and operating the latch 3 and the handle 4 linearly moving in the direction of opening and closing the window, (7) formed with an opening (71) for exposing the opening (71); And an outer cover (8) for closing a part of the operating space of the main body (7)
The latch 3 is formed with a receiving space 311 in which one end of the second spring 52 is received in the hook 31 formed in the upper and lower orthogonal directions of one side edge of the supporting piece 32, A support shaft 33 protruding from the upper and lower sides of the other corner portion;
The grip 4 is formed by projecting a gripping piece 42 in the direction orthogonal to the upper and lower sides of the gripping portion 41 to which the finger is touched and an inclined rail 43 projecting inward from the tip end of the gripping piece 42 ;
The support shaft 23 of the latch 3 abutting against the inclined rail 43 changes its position up and down while the handle 4 is linearly reciprocating and the hook 31 of the latch 3 is hooked on the striker 2 (21) so as to maintain and release the locked state.
The guide member according to claim 1, wherein a guide pin (92) is provided for protruding and forming a holding pin (91) for holding the other end of the first spring (51) An inner cover (9) protruding in an orthogonal state and provided with upper and lower wings (93) which are inserted into and screwed into an engaging groove (72) of the main body (7); A guide piece 44 is formed on the upper and lower sides of the grip portion 41 of the handle 4 and a guide groove 61 is formed in the base 6 so that the guide piece 44 is inserted and guided, So as to smoothly reciprocate in a straight line.

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