WO2011004941A1

WO2011004941A1 - Lift window locking device

Info

Publication number: WO2011004941A1
Application number: PCT/KR2009/006891
Authority: WO
Inventors: 이판대
Original assignee: 주식회사 대현상공
Priority date: 2009-07-08
Filing date: 2009-11-23
Publication date: 2011-01-13
Also published as: CN102449255B; KR20090127104A; CN102449255A; KR101035128B1

Abstract

The present invention relates to a locking device for a lift window with which a handle operation from a close (locked) state to an open (unlocked) state, can be performed with less force, and the problem of sudden rotation of the handle from the open (unlocked) state to a close (locked) state can be prevented, thereby ensuring safe operation and which can be easily adapted to conventional locking devices for lift windows. The lift window, locking device (100), comprises: a ㄷ-shaped fixture (102) solidly inserted into window frame (101); handle (103) installed on an outer side of window frame (101); housing (107) which is assembled with a slide plate wherein pinion (104) operated by the handle and rack (105) engaged via a gear to pinion (104), are provided, and which is coupled to fixture (102); strike (109) and hook (110) which are respectively engaged to slide plate (106) and door frame (108); and drive body (111) installed at a lower edge of window frame (101) and which has support protrusions (111a) in contact with rail (108a) that are formed on the left and right sides, wherein a lower side of slide plate (106) and roller frame (112) are connected by connection link (113). Spring housing (121), which has shaft holes (121a) formed on the upper and lower sides and the front side of which is opened for receiving compression spring (122), is coupled to fixture (102). A pressurization member (124), which presses guide pin (123) inserted into shaft holes (121a) formed on the upper and lower sides of spring housing (121), is installed on slide plate (106). A compression spring (122) is installed on guide pin (123) located on the inner side of spring housing (121). An elastic support unit (120) is installed for compressing the compression spring (122) between spring housing (121) and fixing ring (125) engaged to guide pin (123) when the window is in a closed state, and for extending compression spring (122) when the window is in an opened state.

Description

Lock for lift window

The present invention relates to a locking device for a lift window, and more specifically, a handle operation from a cross (locked) state to an open (open) state is possible with a small force, and in a cross (locked) state from an open (open) state. The problem is that the handle suddenly turns to improve the operation safety.

In addition, the present invention is to be easily applied to the existing window lock device.

The locking device 1 applied to a lift window (sliding window) that is generally used includes a pinion actuated by a handle 3 on the window frame 2, a rack geared to the pinion as shown in FIG. The sliding plate 4a which interlocks is couple | bonded with the housing | casing 4, and the strike 7 is attached to the door frame 6 so that the hook 5 fixed to the slide plate 4a may be engaged.

Coupling the drive body 10 formed in the left and right support protrusion (10a) in contact with the rail (6a) to the corner of the window frame (2), connecting the lower frame of the slide plate (4a) and the door frame 11 Link pins 12 and guide

pins

10b and 11b moving along the

inclined guide holes

10a and 11a and the

guide holes

10a and 11a are respectively connected to the drive body 10 and the door frame 11. To combine.

The slide plate 4a is a steel ball 13c supported by a spring 13b on a fixture 13a fixed to the window frame 2 by a stopper means 13 which holds the slide plate 4a when the window is open. ), And a fixing hole 4b is formed in the slide plate 4a.

This configuration allows the drive body 10 to be spaced apart from the rails 6a by pulling the door frame 11 when the window is open, and conversely by pushing the door frame 11 when the window is in the cross state. Is in contact with the rail 6a to fix the window.

However, in the above configuration, the

guide pins

10b and 11b are simply guided along the

inclined guide holes

10a and 11a, and the window is stopped by the stopper means 13 which hold the slide plate 4a when the

guide pins

10a and 11b are open. Since the structure is supported, there was a problem that the pinion and the rack installed inside the housing 4 easily malfunctioned, and the stopper means 13 are independently configured so that the installation is difficult and the manufacturing cost increases. There was this.

As described above, the inventors of the present invention have a lower end of the inclined guide hole 10a formed in the drive body 10 and an upper end of the inclined guide hole 11a formed in the door frame 11. The horizontal locking portions 10c and 11c are formed in the

guide pins

10b and 11b so that the

guide pins

10b and 11b are positioned in the horizontal locking portions 10c and 11c when the window is in the open state, and the fasteners 13a of the stopper means 13 are provided. The utility model application (20-2008-0016408) has been devised to devise a locking device for the lift window is improved to prevent the deflection function integrally formed in the housing (4).

In the case of using the above-described design, it is possible to eliminate problems such as switching the open state of the window to the locked state arbitrarily, which can be expected to improve the operability, and can eliminate the trouble of manufacturing and assembling the stopper means separately. It can also help improve.

However, when the handle is rotated 10 to 20 degrees in order to open the lock device for the conventional lift window in a cross state, the

guide pins

10b and 11b deviate from the horizontal locking portions 10c and 11c and at the same time by the load of the window. The handle is suddenly rotated, there was a problem such as operating noise occurs.

In addition, the operation of the handle of the lock for the lift window described above carries a very dangerous component. In other words, when the handle is pushed a little, the handle is swung rapidly due to the load of the window. At this time, there was a problem such as an infant or an infant hitting the rotating handle and causing injury to the body. There was a need for a new technology.

The present inventors have studied and developed the present invention to solve all the problems of the conventional lift window described above, and the handle operation from the cross (locked) state to the open (open) state is possible with a small force, and is open (opened). The technical problem of the invention is to improve the problem of suddenly turning the handle in the cross state (locked state) to ensure the safety of operation and to easily apply it to the existing locking device for the lift window. The invention is completed.

In the present invention as a means for solving the problem, the U-shaped fixture is inserted into the window frame and fixed, the handle is installed on the outside of the window frame, the pinion and the pinion which is operated by the handle and the slide plate formed of the rack is assembled is assembled into the fixture The housing to be coupled, the strike and hook coupled to correspond to the slide plate and the door frame, and is installed to be located at the bottom of the corner of the window frame, the support body contacting the rail is coupled to the drive body formed on the left and right, the bottom of the slide plate In constructing a lock for the lift window connecting the door frame and the car door frame, the fastener is coupled to the spring housing is formed so that the shaft hole is formed in the up and down side and the compression spring can be inserted forward, spring to the slide plate Inserted into the shaft hole formed in the upper and lower sides of the housing Fixing the pressing member for pressing the guide pin, the compression spring is installed on the guide pin in the spring housing, the compression spring is compressed while the window is crossed between the spring housing and the fixing ring coupled to the guide pin, The compression springs were inflated when opened.

The compression spring is the elastic force is adjusted by the spring elasticity adjusting means, the spring elasticity adjusting means is arranged between the spring housing and the pressing member the nut is screwed with the upper threaded portion of the guide pin, the nut to form a wrench groove to press The nut was rotated by a wrench inserted into the tool insertion hole formed in the member.

The elastic support portion is coupled to the initial setting fixing ring detachably attached to the guide pin from the outside of the spring housing so that the compression spring is fixed in the compressed state, the initial setting fixing ring is fixed to the fixture and the housing and the elastic support In order to secure the fixture to the window frame, it was removed.

In addition, the combination of the fixture and the spring housing is to form a locking hole in the fixture, to form a locking projection in the spring housing so that the spring housing is simply assembled, or the spring housing is fitted to the fixture to engage the piece and the spring housing It was.

When using the lock device for a lift window provided in the present invention can prevent the handle is sharply rotated can ensure the use safety.

In addition, the present invention can simply add a spring housing and fixtures, which are the core parts of the present invention, to the existing lift window, so that the locking device can be repaired at a low cost, thereby providing the safety of the present invention with excellent safety. .

1 and 2 is a front view showing the configuration of a conventional lock device for a lift window

Figure 3 is a front view of the state installed on the window locking device for a lift window provided in the present invention

Figure 4 is an assembly configuration showing a preferred embodiment of the lock device for a lift window provided in the present invention the window is locked (cross) state diagram

Figure 5 is an assembly configuration showing a preferred embodiment of the locking device for a lift window provided in the present invention open window (open) state diagram

Figure 6 is an exploded perspective view of the elastic support applied to the present invention

Figure 7 is a cross-sectional view showing the operating state of the elastic support in the present invention the window locked state

Figure 8 is a cross-sectional view showing the operating state of the elastic support in the present invention a window open state

Figure 9 is a cross-sectional view showing a coupling state of the fixture and the spring housing in the present invention

10 is a cross-sectional plan view of another embodiment showing a coupling state of the fixture and the spring housing in the present invention;

Hereinafter, the configuration of the present invention will be described with reference to the accompanying drawings.

Figure 3 is a front view showing a state in which the lock window for the lift window provided by the present invention installed in the window, Figure 4, Figure 5 is an assembly configuration showing a preferred embodiment of the lift window lock provided in the present invention Fig. 6 shows an exploded perspective view of the locked (cross) state and the opened (open) state of the window, and FIG. 6 illustrates an elastic support part applied to the present invention.

Locking device 100 for a lift window provided in the present invention is inserted into the window frame 101 as the U-shaped fixture 102, the inside of the fixture 102 to the outside of the window frame 101 The pinion 104 actuated by the handle 103 to be installed and the slide plate 106 with the rack 105 geared to the pinion 104 are coupled to the housing 107 assembled to be slidable. To the slide plate 106, the strike 109 fixed to the door frame 108 and the corresponding hook 110 is coupled.

And the support protrusion 111a which is in contact with the rail 108a to be located at the bottom of the corner of the window frame 101 is coupled to the drive body 111 formed on the left and right, the bottom of the slide plate 106 and the door frame 112 ) Is connected to the connection link 113, and guide pins 111c, which move along the

inclined guide holes

111b and 112a and the

guide holes

111b and 112a, respectively, in the drive body 111 and the door frame 112. 112b).

In the present invention, as a further improvement of the configuration of the lock window 100 for the lift window configured as described above, by further adding an elastic support 120, the handle of the window in the open (open) state in the cross (locked) state It is possible to operate with little force and to improve the operation safety by improving the problem of suddenly turning the handle from the open (open) state to the cross (locked) state.

That is, the present invention is fixed to the c-shaped fixture 102 by inserting the spring housing 121 is formed so that the shaft hole 121a is formed in the upper and lower sides and the spring 122 can be inserted in the front, the slide plate 106 ) Is fixed to the pressing member 124 for pressing the guide pin 123 inserted into the shaft hole (121a) formed on the upper and lower sides of the spring housing 121, the compression on the guide pin 123 in the spring housing 121 The spring 122 is inserted, and the compression spring 122 is compressed in the state where the window is crossed by coupling the pressure ring 125 to the middle of the guide pin 123, and the compression spring 122 is opened when the window is opened. To be compressed.

In the present invention, the spring elasticity adjusting means is provided so that the compression spring 122 can compensate for the weakening of the elastic force during the installation and use.

6 to 8, the nut 126 is screwed with the threaded portion 123a of the upper end of the guide pin 123 between the spring housing 121 and the pressing member 124 as the spring elasticity adjusting means. ), And the wrench 127 is formed in the nut 126 so that the nut 126 can be rotated by a wrench that is inserted through the tool insertion hole 124a formed in the pressing member 124.

In addition, the elastic support 120 is coupled to the initial setting fixing ring 128 so that the locking device can be securely set until it is fixed to the window frame 101 in the state installed in the fixture 102.

The initial setting fixing ring 128 is detachably coupled to the guide pin 123 from the outside of the spring housing 121 so that the compression spring 122 is fixed in a compressed state, the housing 107 and the elastic support ( 120, etc., while fixing the fixture 102 to the window frame 101 in a state of fixing the fixture 102 to be separated.

In this configuration, in the state where the nut 126 is screwed to the threaded portion 123a of the guide pin 123, the user presses the hexagonal wrench into the wrench groove 127 formed on the nut 126 to rotate the compression spring ( 122) is to adjust the tension.

On the other hand, the combination of the fixture 102 and the spring housing 121 forms a locking hole 102a in the fixture 102, as shown in the spring housing 121 to form a locking projection (121b) spring housing ( 121) allows simple fitting.

As another coupling method of the fixture 102 and the spring housing 121, two members are fixed by using the piece 127 in a state in which the spring housing 121 is inserted into the fixture 121 as shown in FIG. do.

The elastic force of the compression spring 122 used in the present invention can support 60 to 90% of the window weight.

The present invention configured as described above can be applied to the lock device 100 for medium and large lift windows, the handle 103 when installing the lift window lock device 100 to which the elastic support 120 is applied as in the present invention ) Is rotated upward and the rotated downward state is open.

When the handle 103 is pivoted upward to open the window from the open state to the cross state, the compression spring 122 in the spring housing 121 is compressed as shown in FIG. 7, and the window frame 101 is the door frame 108. Will fall down.

This configuration has a problem that the handle 103 is suddenly rotated because there is no buffer means when the weight body coupled to the window frame 101 is provided to the handle 103, according to the present invention, the handle 103 Since the weight body coupled to the window frame 101 to the window frame 101 when the upward rotation is to press the compression spring 122 of the elastic support 120, the handle 103 is naturally rotated.

On the contrary, when the handle 103 is rotated so that the window is opened in the cross state, the weight body in which the compression spring 122 in the spring housing 121 expands and the glass window is coupled to the window frame 101 as shown in FIG. 8. The bar is to be pushed up, it is possible to switch the window from the cross state to the open state while applying less force to the handle 103.

In addition, the present invention can simply add the spring housing and fixtures, which are the core parts of the present invention, to the existing lift window, so that the locking device can be repaired at low cost, thereby providing the safety of the present invention with excellent safety. There is a possibility.

Claims

U-shaped fixture 102 fixed to the window frame 101, a handle 103 installed outside the window frame 101, a pinion 104 and a pinion 104 operated by the handle 103. A slide plate 106 having a rack 105 geared to it is assembled, and a strike 109 coupled to correspond to the housing 107 coupled to the fixture 102 and the slide plate 106 and the door frame 108. And the hook 110 and the window frame 101 is installed so as to be located below the corner, the support protrusion 111a in contact with the rail 108a is coupled to the drive body 111 formed on the left and right, the slide plate ( In constructing the lock device 100 for the lift window connecting the lower and the door frame 112 to the connection link 113,

The fixture 102 is coupled to the spring housing 121 is formed so that the shaft hole (121a) is formed in the upper and lower sides and the compression spring 122 can be inserted in the front,

The slide plate 106 is fixed to the pressing member 124 for pressing the guide pin 123 is inserted into the shaft hole (121a) formed on the upper and lower sides of the spring housing 121,

The compression spring 122 is installed on the guide pin 123 in the spring housing 121, and the window is compressed between the spring housing 121 and the fixing ring 125 coupled to the guide pin 123. Lifting device for the lift window, characterized in that the elastic support 120 is installed so that the spring 122 is compressed, the compression spring 122 is expanded when the window is opened.
The method of claim 1,

The compression spring 122 is the elastic force is adjusted by the spring elasticity control means,

The spring elasticity adjusting means is disposed between the spring housing 121 and the pressure member 124, the nut 126 is screwed with the upper threaded portion (123a) of the guide pin 123, the wrench groove (in the nut 126) Lifting device for the lift window, characterized in that configured to rotate the nut 126 by forming a wrench 127 is formed through the tool inlet hole (124a) formed in the pressing member (124).
The method according to claim 1 or 2,

The elastic support 120 is coupled to the fixing ring (128_) for the initial setting to be detachable to the guide pin 123 from the outside of the spring housing 121 so that the compression spring 122 is fixed in the compressed state,

The initial setting fixing ring 128 is characterized in that the housing 107 and the elastic support portion 120 is fixed to the fastener 102 in a state of being fixed immediately before fixing the fastener 102 to the window frame 101. Lock for lift windows.
The method according to claim 1 or 2,

Combination of the fixture 102 and the spring housing 121 is characterized in that the locking hole 102a is formed in the fixture 102, and the locking projection 121b is formed in the spring housing 121 to be locked. Lock for lift window.
The method according to claim 1 or 2,

Combination of the fixture 102 and the spring housing 121 is characterized in that the fixture 102 and the spring housing 121 is coupled to the piece 127 in a state in which the spring housing 121 is fitted to the fixture 102. Lock for lift window.