CN2342069Y

CN2342069Y - Lock for slide door and window

Info

Publication number: CN2342069Y
Application number: CN 98243045
Authority: CN
Inventors: 卢掌煊; 廖光贤
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-09-28
Filing date: 1998-09-28
Publication date: 1999-10-06
Anticipated expiration: 2008-09-28

Abstract

The utility model relates to a lock for slide doors and windows, which comprises a fixing hook seat and a lock body, wherein the lock body comprises a lock shell which is provided with a groove and a supporting seat for a pin shaft at the back of the lock shell, a bending handle inserted into a long split of the groove of the lock shell and a movable hook seat are fixed to the supporting seat through the pin shaft, and a pressure spring is arranged between the movable hook seat and the supporting seat. The utility model makes use of the lever principle and the coaxial combination of the movable hook seat and the bending handle, which causes a lock to be opened and locked with ease, and also has the advantages of labour saving, convenience, simple structure and good production technology. The utility model is made of stainless steel plates or thin steel plates in a deep draw forming mode, and has the advantages of light weight, firmness and durability compared with the existing cast aluminum alloy locks.

Description

Lock for sliding door and window

The utility model relates to a kind of lock for sliding door and window.

Existing slide door or window automatic locking kind is more, and structure is different.As No. 94210933.3, Chinese patent disclosed " automatic window catch ", it is made up of holder and fasteners, have the activity of swaying under the torque spring effect to collude, axle is installed in the holder supporting, and activity is colluded and porosely cooperated with an axle activity, it is bearing in the holder dead slot by axle, and can sway, axle is equipped with torque spring, and torque spring one end is pressed on the holder, the other end compresses activity and colludes, and the activity eave tile matches with eave tile on the fixed hook.It compresses activity and colludes by the torque spring at axle two ends, and when torsion spring power was big, it was more painstaking to window, and impact sound is bigger when closing window; When torsion spring power hour, activity is colluded with fixed hook and is easily got loose.

The purpose of this utility model aims to provide a kind of rational in infrastructure, switch is laborsaving flexibly, coupling mechanism force is strong lock for sliding door and window, to overcome the deficiencies in the prior art part.

Lock for sliding door and window by this purpose design, it comprises stay hook seat and lock body two parts, its architectural feature is that lock body comprises the lock housing that is provided with Baltimore groove and the pin bearing seat at the back side thereof, and the bending handle and the movable hook seat that insert lock housing Baltimore groove slit hole are fixed on the supporting base by bearing pin; Be provided with stage clip between movable hook seat and the supporting base.Described movable hook seat is provided with the boss of punching press, and the relevant position is provided with projection on the supporting base, locatees in order to stage clip.The fixed end of described bending handle is provided with a plane and matches with the plane of movable hook seat fixed end, forms a fixed angle, when moving handle, can drive movable hook and move up and down, and finishes the action of switch lock.

The coaxial combination of this product utilization movable hook seat and bending handle and lever principle make switch lock free and relaxed, laborsaving convenience, and structure is very simple, and production technology is good.It is by corrosion resistant plate or steel sheet punch forming, than existing in light weight, the firm and durable of Birmasil lock, no aging phenomenon.

Accompanying drawing is the utility model one example structure schematic diagram.

Fig. 1 is a front view;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the closed condition structural representation.

Fig. 4 is that the A of bending handle (2) among Fig. 3 is to view.

Embodiment is described in further detail below in conjunction with accompanying drawing:

Baltimore groove 10 with lock housing 9 is the lock body bearing, and its back side is provided with pin bearing seat 8, and the bending handle 2 and the movable hook seat 4 that insert lock housing Baltimore groove slit hole are fixed on the supporting base by bearing pin 3; The fixed end of bending handle 2 is provided with a plane 12 and matches with the plane of the fixed end of movable hook seat 4, forms a fixed angle, rotates around bearing pin 3 to drive movable hook.Movable hook seat 4 is provided with the boss 5 of punching press, and the relevant position is provided with projection 7 on the supporting base, in order to stage clip 6 location.1 for installing screw among the figure, and 11 is the stay hook seat.

Claims

1. lock for sliding door and window, it comprises stay hook seat (11) and lock body two parts, it is characterized in that lock body comprises the lock housing (9) that is provided with Baltimore groove (10) and the pin bearing seat (8) at the back side thereof, the bending handle (2) and the movable hook seat (4) that insert lock housing Baltimore groove slit hole are fixed on the supporting base by bearing pin (3); Be provided with a stage clip (6) between movable hook seat and the supporting base.

2. lock for sliding door and window as claimed in claim 1 is characterized in that movable hook seat (4) is provided with the boss (5) of punching press, and the relevant position is provided with projection (7) on the supporting base, locatees in order to stage clip.

3. lock for sliding door and window as claimed in claim 1, the fixed end that it is characterized in that bending handle (2) is provided with a plane (12) and matches with the plane of movable hook seat (4) fixed end, moves up and down to drive movable hook.