CN2314049Y

CN2314049Y - Hook for special lock for dual leaf door

Info

Publication number: CN2314049Y
Application number: CN 97246496
Authority: CN
Inventors: 张新春
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-11
Filing date: 1997-12-11
Publication date: 1999-04-14
Anticipated expiration: 2007-12-11

Abstract

The utility model relates to a hook for a special lock for a dual-leaf door, which is composed of an auxiliary body, a main body and a key, wherein the auxiliary body comprises a lock hook, a lock hook seat, a lock hook cover, etc.; the main body comprises a lock sleeve, a spring, a lock sleeve seat, a lock sleeve cover, etc.; the lock hook of the auxiliary body is provided with a wedge-shaped hook head, and the lock sleeve of the main body is provided with a corresponding structure matched with the lock head to lock a lock. When a door is closed, the lock sleeve slides through an inclined plane to hang with the hook head, and the then the door is braked; when the door is opened, the key is used for shifting the lock sleeve so that the lock sleeve is disengaged from the lock hook and then the door can be opened. When used for conveniently closing the door, the utility model can lock the door, and has the advantages of firmness, reliability and convenient opening and closure.

Description

The special-purpose locking and hanging hook of double door

The utility model relates to a kind of door lock, specifically the special-purpose hook of double door door lock.

In the civilian construction, the form of door can be that single fan also can be biparting, and particularly in the rural area, double door occupies suitable ratio.This type of door does not have the fixed gate limit to give between fanning to lock a door to bring difficulty because of two.Generally speaking, double door is fixed on a fan wherein on the limit, Xiamen with keeper earlier when locking a door, and after other Yishanmen being closed, two fan door locks is closed again.Some trouble that operates, safety simultaneously is also poor.

The purpose of this utility model is to provide a kind of easy to use, solid and reliable double door special-purpose locking and hanging hook.

The utility model is achieved in that

The special-purpose locking and hanging hook of double door is made up of daughter, parent and key, daughter comprises latch hook, lock hook seat, latch hook lid etc., parent comprises lock tube, spring, lock tube seat, lock tube lid etc., latch hook is contained in the lock hook seat, the latch hook lid is contained on the lock hook seat, and the daughter that assembles is installed on the door limit of Yishanmen.Lock tube is contained in the lock tube seat, and spring is arranged on the lock tube, and the lock tube lid is contained on the lock tube seat, and the parent that assembles is installed on the door limit of other Yishanmen.Latch hook in the daughter has a wedge shape gib head, and the lock tube of parent has a corresponding construction to cooperate locking with gib head.Slip over the inclined-plane at lock tube at closing time and hang mutually, be braked with gib head.When opening the door, stir lock tube with key, lock tube and latch hook are thrown off, door can be opened, and after key withdrawed from, lock tube returned to original position again under the effect of spring.

Adopt the utility model when shutting the door after you, just door lock can be closed, solid and reliable, external lock is opened all very convenient within doors.

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

Fig. 1 is the special-purpose locking and hanging hook schematic diagram of double door list hook-type;

Fig. 2 is the special-purpose locking and hanging hook schematic diagram of double door double-hook type;

Fig. 3 is the direct insertion special-purpose locking and hanging hook schematic diagram of double door;

The special-purpose locking and hanging hook of double door, because of its latch hook has various embodiments with the different combining forms of lock tube, enumerate three examples below and be illustrated:

Accompanying drawing 1 has been represented the special-purpose locking and hanging hook of double door list hook-type, this locking and hanging hook is made up of daughter, parent and key 10a, daughter comprises latch hook 5a, lock hook seat 7a, latch hook lid 3a and alignment pin 1a, parent comprises lock tube 6a, spring 8a, lock tube seat 12a, lock tube lid 4a and switch 2a within doors, latch hook 5a is contained in the lock hook seat 7a, latch hook lid 3a is contained on the lock hook seat 7a, and lock tube 6a is contained on the base plate of lock tube seat 12a, and lock tube lid 4a is contained on the lock tube seat 12a.Spring 8a is arranged on the lock tube 6a, and the other end of spring hangs on the lock tube seat, and the latch hook 5a of this locking and hanging hook has a monocline face wedge shape gib head, and the lock tube 6a that matches with it one has the sheet lock tube of square lockhole.The daughter that assembles is installed on the door limit of Yishanmen, and parent is installed on the door limit of other Yishanmen, transfers the position that packages latch hook 5a, and 1a fixes latch hook with alignment pin.At closing time, lock tube slips in the latch hook wedge shape gib head, locking.When opening the door within doors, Push switch 2a lifts the lock tube head, and lock tube and latch hook break away from, and can open the door, and during from the room outward opening door, stir lock tube with key and also can reach effect same.

Accompanying drawing 2 has been represented the special-purpose locking and hanging hook of double door double-hook type, this locking and hanging hook is made up of daughter, parent and key 10b, daughter comprises latch hook 5b, lock hook seat 7b, latch hook lid 3b and alignment pin 1b, and parent comprises lock tube 6b, spring 8b, lock tube seat 12b, lock tube lid 4b and cubicle switch 2b.Latch hook 5b is contained in the lock hook seat 7b, and latch hook lid 3b is contained on the lock hook seat 7b, and lock tube 6b is contained on the bearing support of lock tube seat 12b, and lock tube lid 4b is contained on the lock tube seat 12b.The latch hook 5b of this locking and hanging hook has a double inclined plane wedge shape gib head, and the lock tube 6b that matches with it is a pair of sheet lock tube with square lockhole.Spring 8b is contained between the two lock tube sheets.The daughter that assembles is installed on the door limit of Yishanmen, and parent is contained on the door limit of other Yishanmen, the position of adjusting latch hook 5b, and lock 1b fixes latch hook with the location.At closing time, lock tube slips in the latch hook wedge shape gib head, locking.During from indoor opening the door, Push switch 2b lifts two lock tube sheet heads, and lock tube and latch hook break away from, and can open the door, and during from outdoor opening the door, stir lock tube with key 10b and also can reach effect same.

Accompanying drawing 3 has been represented the direct insertion special-purpose locking and hanging hook of double door, this locking and hanging hook is made up of daughter, parent and key 10c, daughter comprises latch hook 5c, lock hook seat 7c, latch hook lid 3c and alignment pin 1c, and parent comprises lock tube 6c, spring 8c, lock tube seat 12c, lock tube lid 4c and cubicle switch 2c.Latch hook 5c is contained in the lock hook seat 7c, and latch hook lid 3c is contained on the lock hook seat 7c, and lock tube 6c is contained in the locating slot of lock tube seat 12b, and lock tube lid 4c is contained on the lock tube seat 12c.The latch hook 5c of this locking and hanging hook, the wedge shape gib head that one monocline face is arranged has a square hook groove between latch hook and last plane, the lock tube 6c that combines with it is the latch that a nose shape can match with the square hook groove of latch hook, this latch upper springs 8c is pressed on the lock tube seat, and there is a square lockhole centre.The daughter that assembles is installed on the door limit of Yishanmen, and parent is contained on the door limit of other Yishanmen, the position of adjusting latch hook 5c, and 1c fixes latch hook with alignment pin.At closing time, lock tube 6c slips over the latch hook inclined-plane, under the effect of spring, enters in the square hook groove of latch hook locking.During from indoor opening the door, Push switch 2c lifts lock tube, and lock tube and lock hook slot break away from, and can open the door, and during from outdoor opening the door, press the lock tube hole with key 10c, also can reach effect same.

Claims

1, the special-purpose locking and hanging hook of a kind of double door, be made up of daughter, parent and key, daughter comprises latch hook, lock hook seat, latch hook lid etc., parent comprises lock tube, spring, lock tube seat, lock tube lid etc., latch hook is contained in the lock hook seat, and the latch hook lid is contained on the lock hook seat, and lock tube is contained in the lock tube seat, spring is arranged on the lock tube, the lock tube lid is contained on the lock tube seat, it is characterized in that the latch hook in the daughter has a wedge shape gib head, and the lock tube on the parent has a corresponding construction to cooperate locking with gib head.

2, the special-purpose locking and hanging hook of double door according to claim 1 is characterized in that the daughter of this locking and hanging hook has a monocline face wedge shape gib head formula latch hook, and parent has a sheet shape lock tube with square lockhole, and the spring other end on the lock tube hangs on the lock tube seat.

3, the special-purpose locking and hanging hook of double door according to claim 1, the daughter that it is characterized in that this locking and hanging hook has the latch hook of a double inclined plane wedge shape gib head, and parent has a pair of sheet lock tube with square lockhole, and its spring is installed between two lock tubes.

4, the special-purpose locking and hanging hook of double door according to claim 1, the daughter that it is characterized in that this locking and hanging hook has a monocline face wedge shape gib head formula latch hook, one square hook groove is arranged between gib head and last plane, the lock tube of parent is the latch that a nose shape can match with the square hook groove of latch hook, the spring on this latch top is pressed on the lock tube seat, and there is a square lockhole centre.