CN2408199Y

CN2408199Y - Convenient safety lock

Info

Publication number: CN2408199Y
Application number: CN 99229083
Authority: CN
Inventors: 余仁义
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-08-06
Filing date: 1999-08-06
Publication date: 2000-11-29
Anticipated expiration: 2009-08-06

Abstract

The utility model relates to a convenient safety lock which is composed of a lock cap, a lock head and a lock shell. In the utility model, a lock bolt in a corresponding groove in the lock shell is provided with a rectangular flat opening (springs, a card and resisting sheets are arranged on the lock bolt), and a pusher (an iron rod with a cylindrical rolling shaft arranged on the front end and a spring arranged outside) is installed over the lock bolt. A bow-shaped trigger with a spring is installed behind the pusher and above the right side of the lock bolt, and the lock bolt and the pusher are combined together by the trigger to form the lock shell which can control expansion and contraction. The lock cap is basically same as an ordinary internal lock, a convex head is additionally arranged above a rectangular bayonet of the lock cap to be used for butting and pressing the pusher, and the convex head drives the lock bolt to play the closing function. The lock head is same as the existing ordinary lock.

Description

Make things convenient for safety lock

The utility model name is called: make things convenient for safety lock.

The utility model relates to a kind of door lock and is meant a kind of insurance lock easy to use especially.

In the present age, people's living standard improves constantly, and is more and more higher to the requirement for insurance of family's property.Common door lock (as 6140 types) is though easy to use, and safety feature is not high, as long as a hard slightly card is inserted facing to dead bolt, can open.Though safety lock insurance program height uses cumbersomely, price is also expensive.In order to overcome the defective of above-mentioned door lock, provide the family expenses door lock of a kind of not only convenient but also insurance.

Of the present utility model by following scheme realization:

The utility model makes things convenient for safety lock, is made up of lock nut, tapered end, lock housing.Dead bolt is neat mouthful an of rectangle in the corresponding grooves in lock housing, directly over the pusher that a front end band cylindrical roller is equipped with the iron of spring outward is installed, behind the pusher of dead bolt upper right side by adorning a plate machine, with the plate machine dead bolt and pusher are combined, formed one and can control flexible pin boss with key.Lock nut is to have more a plush copper above the rectangle bayonet socket.

The utility model side's body safety lock can rise and make things convenient for safety effect, and inside and outside insurance has anti-group, pick-proof, open flexibly, and the characteristics that safety performance is strong, and also cost is low, and economical and practical.

Fig. 1 is a profile schematic diagram of the present utility model

Fig. 2 is a plane structure schematic diagram of the present utility model.

Fig. 3 is that schematic diagram is cut apart in the inside of utility model.

The utility model is not limited to embodiment, below in conjunction with accompanying drawing and embodiment, the utility model is carried out in detail.

With reference to Fig. 1, Fig. 2 and Fig. 3, the utility model is by lock nut, tapered end, and lock housing is formed.

Load onto safety plate (14) and drip sub (17) as figure (3) small sircle hole lock housing (3) in and be connected with lock housing (3) back insurance.The big hole of lock housing (3) is loaded onto bending starting handle (13) and is connected with starter button (18) after the lock housing.Rectangle dead bolt (6) rear end is connected two pull lever (11) with rivet, loads onto two springs (7), card (15) in pulling (11), and pull lever (11) rear end connect two resist be pressed into lock housing (3) in after sheets (12) install under in the corresponding grooves.

Catch bar (9) front end is congratulated cylinder (4) fasten pin (16) and be connected on the catch bar (9), load onto card (8) at catch bar (9), spring (5) is pressed in the lock housing (3) after installing.In (dead bolt (6) top) corresponding grooves, make cylinder (4) stretch out the outer corresponding length of lock housing (3).

Plate machine (10) is loaded onto spring (19) be pressed on the interior corresponding protruding button of lock housing (3) (dead bolt (6) upper right corner, catch bar (9) rear end), connect, will load onto by newspaper (20) at the bottom of the lock housing with rivet.This just finished make things convenient for safety lock inside by dress, as Fig. 2.Cooperate with lock nut (1) again this with regard to shape the utility model make things convenient for safety lock.

As enclose 2 ought be at closing time, the preceding cylinder of catch bar (9) (4) touches lock nut (1) epirelief when playing top (21), catch bar (9) slurcam machine, plate machine (10) is separated with resistance sheet (12), stretching out lock housing (3) by spring (7) promotion dead bolt (6) enters in the bayonet socket of lock nut (1) outward, spring (5) is again with the pusher pushed home, and under normal circumstances external force is not opened.As the key on the tapered end (2) or starter button (18) are when counter clockwise direction is rotated when opening the door, and arc starting handle (13) pulling dead bolt (6) will resist sheet (12) and be stuck on the plate machine (10).Catch bar (9) is by spring (5) pushed home, and door just can be opened like this.

Claims

1, a kind of safety lock that makes things convenient for is characterized in that it is made up of lock nut, lock housing and tapered end mechanism.Dead bolt is to change original angle into rectangle neat mouthful, and a pusher is installed in the top, and a plate machine is installed behind the pusher of dead bolt upper right side, and lock nut is to have more a plush copper above original rectangle bayonet socket.

2,, it is characterized in that dead bolt is neat mouthful an of rectangle by the described safety lock that makes things convenient for of claim 1.

3, by the described safety lock that makes things convenient for of claim 1, it is characterized in that being the iron of front end band cylindrical roller and corresponding spring being arranged at pusher, the cambered plate machine of a band spring is installed behind the pusher of dead bolt upper right side, and dead bolt and pusher is combined by the plate machine.

4,, it is characterized in that lock nut is the plush copper that has more an inclined-plane above the rectangle bayonet socket by the described safety lock that makes things convenient for of claim 1.