CN111188544A

CN111188544A - Locking device

Info

Publication number: CN111188544A
Application number: CN201811412563.6A
Authority: CN
Inventors: 孔令国
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-14
Filing date: 2018-11-14
Publication date: 2020-05-22

Abstract

A locking device is composed of a lock body, a lock tongue and a lock plate. The locking device of the window is locked by adopting elastic machinery, the locking device is opened manually, the strength is good, the safety coefficient is high, the service life is long, the appearance is attractive, and the manufacturing and the installation are simple, so that the locking device is an ideal window locking device.

Description

Locking device

Technical Field

The invention relates to a device for locking two blades of a window on a window frame of a house, namely a locking device.

Background

Hitherto, the commercially available window lock is basically composed of a set fixed on the window frame of two opposite windows, wherein one fixed hook is fixed on one window cabinet, and the other is a semi-circular arc-shaped rotatable movable handle with a handle, which is fixed on the other opposite window cabinet, and the two are used together. The movable handle or the fixed hook is easy to damage, particularly the movable handle has higher probability of damage, in addition, the size is larger, the original smooth beauty of the window is lost after the movable handle or the fixed hook is installed, the dust accumulated on the movable handle is not easy to clean after the movable handle is used for a long time, in addition, the movable handle is moved by hand when the window is closed or opened every time when the movable handle is used, if the movable handle is forgotten to be closed, the two windows cannot be locked with each other, and unsafe accidents often occur.

Disclosure of Invention

In order to overcome the above-mentioned defects, said invention also adopts two portions of lock body and locking plate, or only uses the lock body and does not use locking plate, at this time the locking plate is substituted by another window of uneasy lock body, and after the window is closed, a hole or groove whose depth is about 5mm to 20 mm is cut on the position of locking dog correspondent to the safe lock body. If the lock consists of a lock body and a lock plate, the lock plate is made of metal materials into a V shape, two holes are formed in one surface of the V shape, the V shape is convenient to fix the V shape to a window frame through screws, a strip-shaped lock hole is punched in the other surface of the V shape, the width of the strip-shaped lock hole is matched with the size of a lock tongue on the lock body, and the lock tongue can be conveniently inserted into or taken out of the lock hole. The lock body is provided with two or four lock springs, a lock tongue handle, a lock tongue and lock body fixing screw holes. The lock body is a flat uncovered rectangular small box which is made to be thin, the thickness of the lock body is generally 6-15mm, preferably 10mm, a hole is formed in the center of one side face, and the lock tongue can flexibly move back and forth in the hole. The straight line position opposite to the lock body front hole in the lock body is 15-25mm away from the other opposite side, a square iron sheet or stainless steel sheet with a hole is welded, the diameter of the hole is slightly larger than the diameter of the lock tongue, or a U-shaped opening is formed in the front of the pin body at the position, the part in the U-shaped opening is punched with a hole and then folded inwards by 90 degrees, so that the size of the hole in the square iron sheet is consistent with that of the lock body side hole, the center of the hole is on a straight line, a lock tongue penetrates between the two holes, and the lock tongue can be made of a metal wire with the diameter of 4-10 mm and the length of 25-35 mm, or a stainless steel bar is best. A metal column with the length of about 10mm and the diameter of less than or equal to the diameter of the bolt is welded in the middle of the length of the bolt from the end of the bolt to serve as a handle of the bolt, so that the bolt can be conveniently retracted by being manually moved, and a window can be opened. In the two ends of the lock tongue, the end face of one end is polished into an inclined plane, the inclined plane inclines towards the direction of welding the lock tongue handle, the outer surface of the other end is a place for sleeving the spring, and the spring is sleeved at the end and penetrates through the two lock tongue positioning holes during assembly. The lock body can be provided with a lock cover to lock the bolt, and the lock spring is sealed in the lock body, so that the appearance is beautiful. If the lock body is not provided with the lock cover, the lock cover can be made of the window frame when the lock body is installed and used, and therefore the cost is lower. In order to improve the appearance, a strip-shaped plastic cap or a stainless steel cap can be sleeved on the spring bolt handle, when the spring bolt handle slides back and forth in the U-shaped notch, the cap can always cover the notch, the U-shaped notch cannot be seen, and the dust can be conveniently wiped.

When the lock is used, the lock body is fixed on the window frame of one window leaf, the lock plate is fixed on the window frame of the other window leaf corresponding to the lock body, the lock hole on the lock plate is aligned with the lock tongue, and the lock tongue can be smoothly inserted into and pulled out of the lock hole. When the window needs to be opened, the spring bolt handle is only needed to be held, the spring is forcibly moved towards one end of the spring, the spring bolt is pulled out from the lock hole of the lock plate, and the spring is compressed. When needing to close or pin the window only need to pull two vanes on the window to both sides, when the spring bolt contacts the locking plate, because the spring bolt has an inclined plane locking plate also to have an inclined plane, so the spring bolt is under the effect of an inclined plane, with spring bolt compression in the lock body while also compressed, when the spring bolt slided to the lockhole, insert the lockhole to the spring bolt rapidly under the effect of spring and make two vanes pin, if want to open the window then need the people in the room the spring bolt handle like spring one end power, make the spring bolt take out can from the lockhole.

The lock body is made to be thin and is a small rectangular flat thin box, so that the lock body is simple and attractive to mount on a window and is beneficial to cleaning dust, and the window is difficult to open when the bolt is inserted into the lock hole and the outside force is small, so that the lock body is safer to use.

Description of the figures

The attached drawing is a structural schematic diagram of the lock body of the invention viewed from the back;

the attached figure is a structural schematic diagram of the locking plate.

In the attached drawing, a lock body 1, a lock spring 2, a lock tongue rear positioning piece 3, a lock tongue front hole 4, a lock tongue handle 5, a lock tongue 6, a lock body fixing screw hole 7, a lock plate 8, a lock hole 9 and a lock plate fixing screw hole 10.

Example one

Specific embodiments of the present invention will now be described with reference to the accompanying drawings. The invention mainly comprises a locking plate 8 and a lock body 1. Wherein, locking plate 1 is selected 1 millimeter to 2 millimeters by iron sheet or stainless steel skin thickness, and the punching press becomes the rectangle, and the size is: the length is 25-65 mm, the width is 10-30 mm, and the V-shaped lock plate is folded into a V shape with the angle of 100-150 degrees according to the length direction of 1: 3, two locking plate fixing screw holes 10 are punched on the two surfaces of the V shape, the middle of the side with the small number is punched with a locking hole 9. The lock body 1 is internally provided with a lock spring 2, a lock tongue rear positioning piece 3 and a lock tongue 6, wherein the lock body 1 can be used as a material of the lock tongue and is punched into a rectangular flat box without a cover, the length is about 40 mm, the width is about 30 mm, the thickness is 6-15mm, a hole with the length of 4.5-8.5 mm is arranged in the middle of one surface with the length of about 30 mm in the thickness direction, and the lock tongue front hole 4 is used for limiting the lock tongue 6. The lock tongue rear positioning piece 3 is formed by punching or turning a hole which is the same as the lock tongue front hole 4 in the center of the large surface of the lock body 1 to form a U-shaped groove, and folding the U-shaped groove into the lock body 1 for 90 degrees to serve as the lock tongue rear positioning piece 3, the hole of the lock tongue rear positioning piece 3 and the center of the lock tongue front hole 4 are on the same straight line, and the hole is a place for penetrating the lock tongue 6. The bolt 6 is made of stainless steel wire with the diameter of 4-8 mm or other metal with certain strength, and most basically, the diameter of the bolt 6 is slightly smaller than that of the bolt front hole 4, so that the bolt 6 can slide back and forth in the bolt front hole 4 conveniently. A metal column with the diameter of 3-5 mm and the length of 4-10 mm is welded in the middle of the lock tongue 6 to be used as a lock tongue handle 5. The spring bolt handle 5 is divided into two parts to the spring bolt 6, and one part is full length one third, and another part is full length two thirds, and the terminal of one third is ground into the inclined plane, and two thirds partial outer spring is locking spring 2, and 6 one third part of spring bolt passes spring bolt front hole 4 during the equipment, and two thirds partial back cover locking spring 2 to pass the hole on the spring bolt back spacer 3, spring bolt handle 5 pass the lock body 1 on the U go the groove can. In order to improve the appearance, the lock body 1 can be provided with a cover, and the bolt 6, the lock spring 2 and the bolt rear positioning piece 3 are sealed in the lock body 1. If not, the window frame can be used as a cover when the window is installed. For convenient fixation, two to four holes can be arranged on the corner of the lock body 1, so that the lock body is fixed with the window frame by screws.

Example two:

the main structure is the same as the first embodiment. The difference is that a bolt rear hole is arranged in the middle of the other side of the lock body 1 corresponding to the bolt front hole 4, the size of the hole is the same as that of the bolt front hole 4, a blocking piece is welded at the position of the bolt 6 welded with the bolt handle 5, or a small split pin penetrates through a small hole to play a role in blocking the lock spring 2, and a bolt rear positioning piece 3 is not needed. The end of the lock tongue 6, which penetrates out of the lock tongue rear hole, is made into a bolt or a nut, and then the corresponding nut or bolt is matched to be used as the lock tongue handle 5, so that only a fixing screw hole on the large surface of the lock body does not have a U-shaped groove, and the lock body is neat, flat and attractive.

The window lock catch can replace a window lock catch sold in the market, is more convenient, more attractive and safer to use, and is convenient for cleaning dust.

Claims

1. The utility model provides a locking device, includes five parts of lock body, spring bolt, locking spring, spring bolt handle, locking plate, its characterized in that: the lock body is internally provided with a lock tongue capable of sliding back and forth, a lock spring is sleeved on the periphery of the rear most part of the lock tongue, a lock tongue handle is welded at a certain position in the middle of the lock tongue and can also be arranged at the tail end of the rear part of the lock tongue and is replaced by a screw or a nut, so that a user can conveniently pull the lock tongue out of a lock hole of the lock tongue; they can all be made of metal or stainless steel material.