CN2651380Y

CN2651380Y - Door lock mechanism of thermal vehicle

Info

Publication number: CN2651380Y
Application number: CN 03284059
Authority: CN
Inventors: 金元朝; 张黎明; 田春梅; 时进通; 郭爱荣
Original assignee: HENAN XINFEI SPECIAL VEHICLE CO Ltd
Current assignee: HENAN XINFEI SPECIAL VEHICLE CO Ltd
Priority date: 2003-08-14
Filing date: 2003-08-14
Publication date: 2004-10-27
Anticipated expiration: 2013-08-14

Abstract

The utility model discloses a door lock mechanism on an insulated van, which comprises an unlocking hole, a door lock mechanism, a conveyor and a locking mechanism. The utility model is characterized in that: a lock tongue is provided in the front end of a lock tongue operation mechanism; the central part is raised out of the lock tongue, on which an unlocking hole is punched; a handle that can be pressed vertically on the end is provided in parallel with the central part; the unlocking hole and the handle are exposed outside the lock cover; the lock tongue is fastened onto the lock seat; a pin hole to thread a pin is provided on the front end of an extension part of the lock tongue; the pin can be put into both ends of the pin hole and fixed onto the lock seat through the pin seat; a spring sleeved on the pin can fulfill automatic resetting for the lock tongue. The utility model has two functions covering naked locks and hidden locks, so as to strengthen safety of door locks; the hidden lock hole has dust-proof and water-proof functions, and meanwhile the utility model has advantages of flexible unlocking and reasonable and elegant design.

Description

Door lock mechanism on a kind of refrigerator wagon

Technical field:

The utility model relates to the door lock mechanism on a kind of refrigerator wagon, is specially adapted to van.

Background technology:

Door lock mechanism on the existing refrigerator wagon, it is made up of bright padlock hole, door lock mechanism, transmission and retaining mechanism, and its shortcoming is: bright, dark two locks are opened inconvenient, operate dumb.

Summary of the invention

Task of the present utility model is to propose a kind of light and shade two lock combinations, has and opens conveniently flexible operation, appearance looks elegant, the door lock mechanism on a kind of refrigerator wagon of high safety.Task of the present utility model is finished like this, it comprises bright lockhole, door lock mechanism, transmission and retaining mechanism, it is characterized in that: the front end of dead bolt operating mechanism is a dead bolt, the high dead bolt that rises of mid portion, be equipped with bright lockhole on it, end is that the handle that can press downwards is parallel with mid portion, bright lockhole and handle are exposed at outside the locking closure outward, dead bolt is fastened on the lock, the place's of delaying front end of dead bolt is installed with the pin-and-hole of pin, pin pierces into two ends, the pin-and-hole left and right sides and is fixed on the lock by key seat, and the spring on pin can make dead bolt automatically reset.The utlity model has following effect: have two kinds of functions of light and shade lock, strengthened the safety of door lock, dark lock core hole has dustproof, and the function of waterproof is opened flexibly simultaneously, and is reasonable in design attractive in appearance.

Description of drawings

Fig. 1 is the door lock mechanism schematic diagram of utility model, and Fig. 2 is the structural representation of envelope left-hand door.Among the figure: 1, pin, 2, lock pull bar 3, locking closure 4, lock core, 5, catch, 6, dead bolt, 7, pin-and-hole, 8, spring, 9, lock, 10, bright lockhole, 11, key seat, 12, handle, 13, You Men, 14, flap 15, doorframe, 16, locking bar pawl structure, 17, locking bar pawl seat, 18, left-hand door.

Specific embodiment:

Describe embodiment in detail in conjunction with above accompanying drawing, door lock mechanism integral body be by screw on left and right door, locking closure has lock core 4 and catch 5 for 3 li, lock core 4 control catch 15, the front end of dead bolt operating mechanism is a dead bolt 6, the front end of dead bolt 6 is subjected to catch 5 controls, the dead bolt mid portion is high to be risen, be equipped with bright lockhole 10 on it, end can be pressed downwards, bright lockhole 10 is exposed at outside the locking closure 3 dead bolt 6 outward with the dead bolt end, bright lockhole 10 and dead bolt end are an integral body, and its shape is that the front end of dead bolt is lower than bright lockhole 10 and handle 12, dead bolt 6 is fastened on the lock 9, the front end at the place of delaying of dead bolt 6 is installed with the pin-and-hole 7 of pin, and dead bolt 6 is by the pin of 7 li of pin-and-holes, key seat 11 is fixed on the lock 9, and the spring 8 on pin can make dead bolt 6 automatically reset, joystick 12 is pressed up and down, 17 li of the locking bar pawl seats of a side of the right door 13 of envelope to the locking bar claw hook 16 of slip should be arranged, control locking bar claw hook 16 be to lock the lock pull bar 2 that can twist is housed, have flap 14 to be connected and fixed between right door 13 and the doorframe 15.

Operating principle: turning handle 12 drives lock pull bar 2 by pin 1, and locking bar claw hook 16 is buckled extremely in locking bar pawl seat 17, and cabin door is in closed condition, if with key rotation lock core 4, drive catch 5 rotations, block dead bolt 6, with handle 12 lockings, this moment, door was in the lock state.Install lock additional for 10 li at the bright lockhole that exposes locking closure 3, locking dead bolt 6.When door is opened, open bright lock, the twisting key makes catch 5 rotate 90 degree, press fixed handle 12 this moment, this be handle 12 under the effect of spring 8, handle 12 is upspring, and by 2 twistings of lock pull bar, makes locking bar claw hook 16 break away from locking bar pawl seats 17, can open.

Claims

1. the door lock mechanism on the refrigerator wagon, it comprises bright lockhole, door lock mechanism, transmission and retaining mechanism, it is characterized in that: the front end of dead bolt operating mechanism is a dead bolt, the high dead bolt that rises of mid portion, be equipped with bright lockhole on it, end is that the handle that can press downwards is parallel with mid portion, bright lockhole and handle are exposed at outside the locking closure outward, dead bolt is fastened on the lock, the place's of delaying front end of dead bolt is installed with the pin-and-hole of pin, pin pierces into two ends, the pin-and-hole left and right sides and is fixed on the lock by key seat, and the spring on pin can make dead bolt automatically reset.