CN2133649Y

CN2133649Y - Bolt with pin for door and window

Info

Publication number: CN2133649Y
Application number: CN 92236231
Authority: CN
Inventors: 丁振清
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-10-17
Filing date: 1992-10-17
Publication date: 1993-05-19
Anticipated expiration: 2002-10-17

Abstract

The utility model relates to a bolt with a pin for the door and the window. The utility model is characterized in that the section of the latch inserted in a pin nose is made into a truncated cone body. The utility model has the advantages that the improvement for the existing product is easy; the using effect is great for installing on the door and the window; the requirement of the installation of the latch is not strict and accurate when the latch is installed on the door and the window; the use can not be influenced in particular when the door and the window has definite deformation after using for along time.

Description

Bolt with pin for door and window

The utility model relates to a kind of tip of a branch thumb-latch.

In known technology, the all size thumb-latch of selling on the market, its basic structure is to have to connect body on the rectangular base plate of through hole and latch guide, two side shields are arranged and fend off, and is adorning the curved 90 degree cylindrical metals rod latches that have in the guide, and it also has the pin nose of a band through hole.This latch is owing to the inaccurate of installation or when door and window deforms, and latch is just very difficult to be injected in the hole of selling nose, and particularly when door and window was out of shape greatly, latch then can't insert in the pin nose.

The purpose of this utility model is exactly to overcome the deficiency of known technology and a kind of tip of a branch thumb-latch of providing.

The purpose of this utility model realizes by following measure:

Curved have 90 degree cylindrical metals rod latches to sell that section of nose and be made for the circular arc frustum bodily form inserting.

The circular arc cone table angle of latch can be the 20-50 degree.

Advantage of the present utility model is existing product is improved easily, and it is good to be installed on the door and window result of use; When latch is installed in door and window, needn't be strict, accurate, bring convenience to installation; Particularly use long afterwards when door and window, door and window has certain deformation also can not influence use.

Accompanying drawing is an embodiment general assembly schematic diagram provided by the utility model;

In conjunction with the accompanying drawings the utility model is described in further detail:

The rectangular base plate 1 that the through hole that 6 screwings use is arranged with the face of iron plate punching out, connect latch guide 2, two side shields 3,4 of body on it in addition and fend off 5, adorning in the guide curvedly has 90 degree cylindrical metal rods, its 7 place to make the latch 6 that circular arc cone table angle α is the 30 degree circular arc frustum bodily forms, and it also has a face with iron plate system that the pin nose 8 of the through hole that 2 screwings use is arranged.

Claims

1, a kind of tip of a branch thumb-latch, it is latch guide, two side shields are arranged and to fend off by connecting body on the rectangular base plate that through hole is arranged, adorning the curved 90 degree cylindrical metal rod latches that have in the guide, it also has the pin nose of a band through hole to form, and it is characterized in that curvedly has 90 degree cylindrical metals rod latches to sell that section of nose and be made for the circular arc frustum bodily form inserting.

2, latch according to claim 1 is characterized in that the circular arc cone table angle α of latch can be the 20-50 degree.