CN2319528Y

CN2319528Y - Draw bar lock

Info

Publication number: CN2319528Y
Application number: CN 97234106
Authority: CN
Inventors: 张之林
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-08-29
Filing date: 1997-08-29
Publication date: 1999-05-19
Anticipated expiration: 2007-08-29

Abstract

The utility model relates to a lock, composed of a handle, a lock body, a gear, a rack, a gear shaft, a pin, a pull rod, a lock core, a key sheet and a cover plate, and is characterized in that the detachable handle is arranged on the gear shaft, the gear and the rack are arranged in the lock body, and the gear is fixed on the gear shaft and is engaged with the rack; the rack, the pin, and the key sheet are firmly connected together, the pull rod is arranged out of the cover plate of the lock body and is slidingly connected with the pin, and the lock core is arranged on the lock body. The utility model has the advantages of easy fabrication and convenient operation, and can be used for various double doors or single doors with good sealing performance, no swing and good appearance and quality.

Description

Draw bar lock

The utility model relates to a kind of lock, belongs to make wing move on to the device technology field of unlatching or fastening position.

The two-door locking of existing door except that with the conventional lock, also must be equipped with upper and lower cotter joint, except that complex operation, can't effectively solve sealing problem, also is difficult to improve the presentation quality of door; Existing Draw bar lock is only applicable to cabinet door, chamber door, and it pulls out sheet moves up and down except making by swing handle, also can swing, and also is difficult to solve the sealing problem of cabinet, chamber door.

The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of easy to manufacture, easy to use, be applicable to various two-door, simple gates and good seal performance, do not have swing, effectively improve the Draw bar lock of the presentation quality of door.

The purpose of this utility model is finished by following technical measures:

A kind of Draw bar lock of forming by handle, lock body, gear, tooth bar, gear shaft, pin, pull bar, lock core, key sheet and cover plate, dismountable handle is installed on the gear shaft, gear and tooth bar are in lock body, gear is fixed on the gear shaft and with tooth bar and meshes, tooth bar, pin, key sheet are fastenedly connected, pull bar be positioned at lock cover outer and and pin be slidingly connected, lock core is installed on the lock body.

Pull bar can be one of following shape: 1. column; 2. strip.

Lock core also can be a coded lock.

Draw bar lock is installed on the door, for the room door, can be that a handle is respectively installed at the gear shaft two ends inside and outside door; Can only a handle be installed outdoors for cabinet, chamber door.The pull bar of Draw bar lock can be close on the door, also can be embedded in the door.During use, swing handle forward or backwards, gear shaft can be made rectilinear motion up and down by the gear driven tooth bar, and tooth bar drives pull bar by pin and moves up and down, and pull bar is inserted or withdraw from tie rod hole.After pull bar inserts tie rod hole, rotational lock core, the projection on the lock core is blocked the key sheet, thereby pins tooth bar, and handle can not rotate.

The utlity model has easy to manufacture, easy to use, be applicable to various two-door, simple gates and good seal performance, do not have swing, advantage that presentation quality is good.

It below is description of drawings.

Fig. 1 is the utility model structural representation.

Fig. 2 is the utility model lock body internal construction schematic diagram.

Wherein, 1. lock body, 2. handle, 3. lock core, 4. key sheet, 5. tooth bar, 6. gear, 7. gear shaft, 8. pin, 9. pull bar, 10. cover plate.

The utility model is described in further detail below in conjunction with accompanying drawing.

Embodiment: structure of the present utility model as shown in Figure 1 and Figure 2.Dismountable handle 2 is installed on the gear shaft 7, gear 6 and tooth bar 5 are in lock body 1, and gear 6 is fixed on the gear shaft 7 and with tooth bar 5 and meshes, and tooth bar 5, pin 8, key sheet 4 are fastenedly connected, pull bar 9 be positioned at lock cover 10 outer and and pin 8 be slidingly connected, lock core 3 is installed on the lock body 1.Pull bar is a column, and lock core is a mechanical lock.

Claims

1. Draw bar lock of forming by handle, lock body, gear, tooth bar, gear shaft, pin, pull bar, lock core, key sheet and cover plate, it is characterized in that, dismountable handle is installed on the gear shaft, gear and tooth bar are in lock body, gear is fixed on the gear shaft and with tooth bar and meshes, tooth bar, pin, key sheet are fastenedly connected, pull bar be positioned at lock cover outer and and pin be slidingly connected, lock core is installed on the lock body.

2. Draw bar lock as claimed in claim 1 is characterized in that, described pull bar can be one of following shape: 1. column; 2. strip.

3. Draw bar lock as claimed in claim 1 is characterized in that, described lock core also can be a coded lock.