CN2227717Y

CN2227717Y - Self-locking bolt

Info

Publication number: CN2227717Y
Application number: CN 95239811
Authority: CN
Inventors: 陶家绪
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-05-20
Filing date: 1995-05-20
Publication date: 1996-05-22
Anticipated expiration: 2005-05-20

Abstract

The utility model relates to a bolt for a window sash. The upper part and the lower part of the lock shell of the utility model are respectively provided with a through hole. The lower end of a lock core is connected with a buckle tongue which penetrates out from the through hole of the lower part of the lock shell, and the upper end is connected with an L-shaped lifting plate which penetrates out from the through hole of the upper part of the lock shell. The fixing bolt of the upper part of the lock shell is connected with the lifting plate of the upper end of the lock core by a spring. One surface of a lock buckle is fixed on the bottom surface of a window frame, and the other surface is provided with a buckle hole which is used for being matched and connected with the buckle tongue of the lower end of the lock core.

Description

Self-lock pin

The utility model relates to a kind of sash latch.

Existing sash latch assembling is difficulty relatively, uses also inconvenience, does not have auto-lock function, and profile is not attractive in appearance yet.

The purpose of this utility model is exactly in order to address the above problem, and provides a kind of assembling easy, easy to use, the self-lock pin of good looking appearance.

Technical solution of the present utility model:

A kind of self-lock pin, it is made up of lock housing (1), lock core (2) and snap close (3), it is characterized in that lock housing (1) is a box body, and its front surface upper and lower has upper and lower through hole (4), (5); Lock core (2) middle part is plate body always, its lower end outwards is connected with the button tongue (6) that the termination has grab, its upper end outwards is connected with the L type and presses plate (7), they are an integral body, and the upper end that the L type is pressed plate (7) passes from the last through hole (4) of lock housing (1), button tongue (6) passes from the lower through-hole (5) of lock housing (1), L type on lock housing (1) top set bolt (8) and lock core (2) is pressed and is connected with spring (g) between the plate (7), snap close (3) is a L template, its one side is affixed with window frame (13) relevant position, bottom surface, another side has button hole (10), is used for the button tongue (6) of lock core (2) lower end matched.

The utility model profile advanced person is elegant in appearance, and volume is small and exquisite, is rich in ornamental.Its novel and reasonable structure is installed simple and conveniently, and firmly practical, forms are not subjected to any damage.The utility model opening and closing sash is all lightly nimble, has auto-lock function, and good reliability uses widely, and the life-span is long, can be used for timber window, steel sash, aluminum window etc.

Fig. 1 is the new scheme of installation of this practicality;

Fig. 2 is a Zoom Side of the present utility model generalized section.

As Fig. 1,2, when the utility model uses, with lock housing (1), be fixed on the lower inside of sash (11) by upper and lower set bolt (8), snap close (3) is fixed on the correspondence position of window frame (13) bottom surface by screw (12), makes lock housing (1) and snap close (3) on same straight line.When closing window, only need sash (11) to the slight drive of window frame (13), then the grab of the utility model lock core (2) one end button tongue (6) terminations penetrates the button hole (10) of snap close (3) under spring (9) moment stretching action, and under the tension of spring (9), fasten the upper limb of button hole (10), make forms by very little inertia force, just can lock firm forms voluntarily, performance is very reliable.When windowing, only need slightly press lock core (2) upper end downwards and go up the L type that through hole (4) passes from lock housing (1) and press plate (7), make the button tongue (6) of lock core (2) lower end throw off the button hole (10) of snap close (3), can push sash (11) open, window is opened.

Claims

1, a kind of self-lock pin, it is made up of lock housing (1), lock core (2) and snap close (3), it is characterized in that lock housing (1) is a box body, and its front surface upper and lower has upper and lower through hole (4), (5); Lock core (2) middle part is plate body always, its lower end outwards is connected with the button tongue (6) that the termination has grab, its upper end outwards is connected with the L type and presses plate (7), they are an integral body, and the upper end that the L type is pressed plate (7) passes from the last through hole (4) of lock housing (1), button tongue (6) passes from the lower through-hole (5) of lock housing (1), L type on lock housing (1) top set bolt (8) and lock core (2) is pressed and is connected with spring (9) between the plate (7), snap close (3) is a L template, its one side is affixed with window frame (13) relevant position, bottom surface, another side has button hole (10), is used for the button tongue (6) of lock core (2) lower end matched.