CN217581637U

CN217581637U - Simple door lock

Info

Publication number: CN217581637U
Application number: CN202221289191.4U
Authority: CN
Inventors: 叶剑
Original assignee: Zhejiang Perange Intelligent Technology Co ltd
Current assignee: Zhejiang Perange Intelligent Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-10-14
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a simple door lock, which comprises a door handle, wherein one end part of the door handle is provided with a handle part, and the other end part of the door handle is provided with an installation part for installing a door lock knob; one end part of the door lock knob is rotatably arranged on the mounting part, and the other end part of the door lock knob extends into the lock body and is connected with the square shaft; the door lock knob is linked with the bolt through a square shaft to drive the bolt to extend and retract on the lock body; rotating a door lock knob, wherein the door lock knob is linked with a lock tongue through a square shaft to drive the lock tongue to retract into the lock body from a buckle box on a door frame so as to realize unlocking; then, the door is opened by holding the handle part of the door handle by hand and pulling the door handle; the door handle of the door lock is separately arranged from a door lock knob for driving the bolt to stretch, so that the door handle is fixed on a door plate, and the door handle does not need to be rotated when the door is opened and closed; the structure of the door handle is more stable, and the problems that the original door handle is easy to loosen and droop are effectively solved; the service life of the door lock is prolonged, and the door lock is simple in structure and low in production cost.

Description

Simple door lock

Technical Field

The utility model relates to a tool to lock technical field, more specifically say, it relates to a simple and easy lock.

Background

Door locks, as their name implies, are devices used to lock a door to prevent others from opening the door;

the door lock generally includes a lock body with a bolt and a door handle for driving the bolt to extend and retract inside and outside the lock body; the existing door handle is rotationally arranged on a door plate, the door handle is held when the door is opened and closed, a lock tongue is driven to stretch on a lock body by pressing the door handle downwards firstly through a square bar, and then the door is opened and closed by pushing or pulling the handle through hands, namely the door handle is simultaneously used as a driving piece for driving the lock tongue to stretch and used as a door handle; the door handle rotates up and down for a long time, and is pushed back and forth and then pushed; make the door handle appear not hard up, lead to the condition of door handle flagging or breaking away from the door plant, influence the life of lock and shorten.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a simple and easy lock.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a simple door lock comprises a door handle, wherein one end of the door handle is provided with a handle part, and the other end of the door handle is provided with a mounting part for mounting a door lock knob;

one end part of the door lock knob is rotatably arranged on the mounting part, and the other end part of the door lock knob is connected with the square shaft; the door lock knob is linked with the bolt through a square shaft to drive the bolt to extend and retract on the lock body.

The utility model discloses further set up: the installation part is a rotating groove formed in the door handle, and the door lock knob is rotatably arranged in the rotating groove.

The utility model discloses further set up: the lower end of the door lock knob is provided with a rotating shaft, and a rotating hole matched with the rotating shaft is formed in the rotating groove.

The utility model discloses further set up: and the rotating shaft is provided with a plug hole for plugging the square shaft.

The utility model discloses further set up: the two ends of the door lock knob are provided with arc surfaces matched with the corresponding groove walls.

The utility model discloses further set up: the upper end face of the door lock knob is flush with the upper end face of the door handle.

The utility model discloses beneficial effect: the door handle is fixedly arranged on the door plate, one end of a door lock knob for unlocking is rotatably arranged on the mounting part of the door handle, and the other end of the door lock knob is connected with the square shaft; when the door needs to be unlocked, a door lock knob is rotated and linked with a lock tongue through a square shaft to drive the lock tongue to retract into the lock body from a buckle box on a door frame, so that unlocking is realized; then, the door is opened by pulling the door handle through a hand grip part of the door handle; the door handle of the door lock is separated from a door lock knob which drives the lock tongue to stretch, so that the door handle is fixed on a door plate, and the door handle does not need to be rotated when the door is opened and closed; the structure of the door handle is more stable, and the problems that the original door handle is easy to loosen and droop are effectively solved; the service life of the door lock is prolonged, the door lock is simple in structure, the production cost is reduced, and the operation of opening and closing the lock is convenient.

Drawings

Fig. 1 is an application diagram of a simple door lock of the present invention;

fig. 2 is a schematic structural view of a door handle of a simple door lock according to the present invention;

fig. 3 is a matching view of a door lock knob and a square shaft of the simple door lock of the present invention;

fig. 4 is a schematic structural view of a door lock knob of the simple door lock of the present invention;

fig. 5 is a schematic structural view of a lock body of a simple door lock of the present invention;

description of reference numerals: 1. a door handle; 11. a hand holding part; 12. a rotating groove; 121. rotating the hole; 2. a door lock knob; 21. an arc-shaped surface; 22. a rotating shaft; 221. inserting holes; 3. a square shaft; 4. a lock body; 41. a latch bolt; 5. a door panel.

Detailed Description

The embodiment of a simple door lock according to the present invention will be described in further detail with reference to fig. 1 to 5.

A simple door lock comprises a door handle 1, wherein one end of the door handle 1 is provided with a handle part 11, and the other end is provided with a mounting part for mounting a door lock knob 2; one end part of the door lock knob 2 is rotatably arranged on the mounting part, and the other end part is connected with the square shaft 3; the door lock knob 2 is linked with the bolt 41 through the square shaft 3 to drive the bolt 41 to extend and retract on the lock body 4;

the door handle 1 is fixedly arranged on a door panel 5, one end of a door lock knob 2 for unlocking is rotatably arranged on a mounting part of the door handle 1, and the other end of the door lock knob extends into a lock body 4 to be connected with a square shaft 3; when the door needs to be unlocked, the door lock knob 2 is rotated, the door lock knob 2 is linked with the bolt 41 through the square shaft 3, and the bolt 41 is driven to retract into the lock body 4 from the buckle box on the door frame, so that unlocking is realized; then, the door handle 1 is pulled to open the door by holding the handle part 11 of the door handle 1 by hand;

when the lock is closed, a user holds the handle part 11 of the door handle 1 to push the door handle 1 to close the door, reversely rotates the door lock knob 2, drives the bolt 41 to extend out of the lock body 4 through the square shaft 3 to be matched with the buckle box on the door frame through the door lock knob 2, and locks the door panel 5 on the door frame; the door handle 1 of the door lock is separated from the door lock knob 2 which drives the bolt 41 to stretch, so that the door handle 1 is fixed on the door panel 5, and the door handle 1 does not need to be rotated when the door is opened and closed; the structure of the door handle 1 is more stable, and the problems that the original door handle 1 is easy to loosen and droop are effectively solved; the service life of the door lock is prolonged, and the door lock is simple in structure, low in production cost and convenient to operate.

In order to make the appearance of the door lock more beautiful, the mounting part is a rotating groove 12 formed on the door handle 1, and the door lock knob 2 is rotatably arranged in the rotating groove 12; a rotating shaft 22 is arranged at the lower end part of the door lock knob 2, and a rotating hole 121 matched with the rotating shaft 22 is arranged in the rotating groove 12; the rotating shaft 22 is provided with an inserting hole 221 for inserting the square shaft 3; the groove walls at the two ends of the rotating groove 12 are arc-shaped, and arc-shaped surfaces 21 matched with the corresponding groove walls are arranged at the two ends of the door lock knob 2; when the door lock knob 2 is rotated, the arc surfaces 21 at the two end parts of the door lock knob 2 rotate along the arc groove walls to avoid interference with the groove walls; the upper end face of the door lock knob 2 is flush with the upper end face of the door handle 1, so that the occupied space of the door lock is reduced, the door lock is simpler, and the appearance is more attractive.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A simple door lock is characterized in that: the door handle is characterized by comprising a door handle, wherein one end part of the door handle is provided with a handle part, and the other end part of the door handle is provided with a mounting part for mounting a door lock knob;

2. A simple door lock as claimed in claim 1, wherein: the installation part is a rotating groove formed in the door handle, and the door lock knob is rotatably arranged in the rotating groove.

3. A simple door lock as claimed in claim 2, wherein: the lower end of the door lock knob is provided with a rotating shaft, and a rotating hole matched with the rotating shaft is formed in the rotating groove.

4. A simple door lock as claimed in claim 3, wherein: and the rotating shaft is provided with a plug hole for plugging the square shaft.

5. A simple door lock as claimed in claim 2, 3 or 4, wherein: the two ends of the door lock knob are provided with arc surfaces matched with the corresponding groove walls.

6. The simple door lock of claim 5, wherein: the upper end face of the door lock knob is flush with the upper end face of the door handle.