CN2423360Y - Fastening device for window - Google Patents

Abstract

The utility model relates to a window lock which comprises a lock body and a lock bolt, wherein the lock body is provided with a through hole, and the lock bolt passes through the through hole to move from left to right. One end of a pressure spring is pressed on the lock body, and the other end is pressed on the lock bolt. The utility model has the advantages of simple structure, easy assembly and low cost.

Description

Sash lock

The utility model relates to the window lockset, specifically belongs to a kind of middle sash lock of door.

Normally used sash lock mostly is the hook snap type that sways, as the disclosed automatic window catch of Chinese patent ZL94210933.3 utility model, this sash lock is to be installed on the holder with the movable hook that axle will sway under the torque spring effect, and movable hook matches with stay hook.This sash lock volume is big, must punch in window frame during installation, influences the window quality and strengthens installation difficulty, and mostly be single sash lock, and consumption material is many, uses inconvenience.

The purpose of this utility model is to overcome on the basis of above-mentioned shortcoming, and a kind of simple in structure, installation is easy, easy to use, cost is low sash lock is provided.

The utility model sash lock is made up of lock body and dead bolt, and lock body is divided into the lock housing and the lock end, the lock end, be riveted on the lock housing, and lock body is provided with installing hole, the other stage clip location that a fluted body is arranged of installing hole, also be provided with spacingly on the lock body, be used for controlling direction and the distance that dead bolt moves.Lock body has a through hole, dead bolt passes the through hole move left and right, the dead bolt middle part has a breach, be provided with the stage clip location in the breach, the stage clip that stage clip one end is pressed in the dead bolt breach is located, the other end is pressed in the stage clip location of the other fluted body of lock body installing hole, and the dead bolt side is provided with spacing, with the spacing use that matches on the lock body.

Below in conjunction with accompanying drawing the utility model is illustrated.

Fig. 1 is a structural representation of the present utility model.

As shown in Figure 1, the utility model sash lock, form by lock body 1 and dead bolt 2, lock body 1 is to constitute being riveted on the lock housing at the bottom of the lock, lock body 1 is provided with installing hole 4, there is the stage clip location 5 of a fluted body on installing hole 4 sides, also are provided with the direction location 7,8 and the stroke limit 10 of dead bolt 2 on the lock body 1, are used for controlling direction and the distance that dead bolt 2 moves.Lock body 1 has a through hole, dead bolt 2 passes through hole and moves, dead bolt 2 middle parts have a breach, be provided with stage clip location 6 in the breach, the stage clip that stage clip 3 one ends are pressed in dead bolt 2 breach is located on 6, the other end is pressed in the stage clip location 5 of the other fluted bodies of installing hole 4, and dead bolt 2 is other also to be provided with spacingly 9, and use matches with stroke limit 10 on the lock body 1.

Operating principle of the present utility model is: when shutting, push dead bolt 2 to clip with hand, when dead bolt 2 pushed clip, stage clip 3 was shutting state with dead bolt 2 compression sets under the elastic force effect.When unblanking, retract lockset position of coupler with handgrip dead bolt 2, after stage clip 3 was crossed the compression summit, dead bolt 2 compression set once more under the elastic force effect of stage clip 3, dead bolt 2 compression sets broke away from clip at unlocking condition, and window just can draw back.

Because the utility model adopted above-mentioned technical scheme, whole sash lock only have lock housing, dead bolt, The lock end and four parts of stage clip; Sash lock is directly installed on sash frame surface, and clip is installed in other of correspondence On the one fan window frame, not be used in punching installation on the window frame, with regard to available one windows are fanned in sash lock locking two, from And has advantage simple in structure, that installation is easy, easy to use and cost is low.

Claims (7)

1, a kind of sash lock comprises lock body and dead bolt, it is characterized in that: lock body has a through hole, and dead bolt passes through hole and moves, and stage clip one end is pressed in lock body, and the other end is pressed on the dead bolt.

2, sash lock according to claim 1 is characterized in that: described lock body is to be riveted on the lock housing by the lock end, and lock body is provided with installing hole and spring location.

3, sash lock according to claim 2 is characterized in that: described lock body spring location is at the other groove of establishing a matrix of installing hole.

4, sash lock according to claim 2 is characterized in that: described lock body is provided with spacing, is used for limiting direction and the distance that dead bolt moves.

5, sash lock according to claim 1 is characterized in that: described dead bolt stage casing has a breach, is provided with the stage clip location in the breach, plays and stablizes the stage clip effect.

6, sash lock according to claim 1 or 5, it is characterized in that: described dead bolt is provided with spacing, with spacing the matching on the lock housing.

7, sash lock according to claim 1 is characterized in that: described stage clip one end is pressed in the stage clip location of lock body, and the other end is pressed on the stage clip location of dead bolt.

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