CN220979132U

CN220979132U - Door and window lock

Info

Publication number: CN220979132U
Application number: CN202322405593.7U
Authority: CN
Inventors: 唐旺龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-05-17
Anticipated expiration: 2033-09-05

Abstract

The utility model relates to the technical field of mechanical locks, in particular to a door and window lock. It comprises the following steps: the device comprises a bottom plate and an upper shell which are fixedly connected, wherein an accommodating space is formed between the bottom plate and the upper shell, a moving plate capable of moving relative to the upper shell is arranged in the accommodating space, a lock tongue is arranged at the right end of the accommodating space, the lock tongue is rotationally connected with the upper shell and can rotate relative to the upper shell, a push block is connected at the right end of the moving plate, the push block is movably connected with one end of the lock tongue and can drive the lock tongue to rotate, a through hole for the lock tongue to move is formed in the bottom plate, and an accommodating groove for accommodating the lock tongue is formed in the middle of the push block; the middle part of accommodation space is equipped with and is used for promoting the spacing cipher wheel subassembly of shifting block subassembly and being used for controlling the movable plate of shifting plate, and the epitheca is equipped with and is used for operating the perforation of shifting block subassembly, cipher wheel subassembly. According to the utility model, the password wheel assembly is arranged to limit the movable plate, so that unlocking is required to be subjected to two processes of password unlocking and block stirring unlocking, and one-step unlocking is avoided.

Description

Door and window lock

Technical Field

The utility model relates to the technical field of mechanical locks, in particular to a door and window lock.

Background

At present, a plurality of families install screen windows on windows for mosquito and insect prevention; when the screen window is used, the corresponding window is opened, and in order to avoid the screen window to be opened at will, the screen window is generally provided with a lockset, and the lockset is generally a simple push-pull lock or a marble lock, so that the screen window is unlocked in one step and is very easy to operate. When a child exists in a household, the window opposite to the screen window is in an open state, so that the screen window is easy to open, and the screen window is quite unsafe, especially when the child stays in a high-rise; therefore, a lockset with relatively more unlocking operation steps is required to be designed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a door and window lock which needs to be operated for multiple steps when unlocking, and is convenient and safe to use.

A door and window lock, comprising: the device comprises a bottom plate and an upper shell which are fixedly connected, wherein an accommodating space is formed between the bottom plate and the upper shell, a moving plate capable of moving relative to the upper shell is arranged in the accommodating space, a lock tongue is arranged at the right end of the accommodating space, the lock tongue is rotationally connected with the upper shell and can rotate relative to the upper shell, a push block is connected at the right end of the moving plate, the push block is movably connected with one end of the lock tongue and can drive the lock tongue to rotate, a through hole for the lock tongue to move is formed in the bottom plate, and an accommodating groove for accommodating the lock tongue is formed in the middle of the push block; the middle part of accommodation space is equipped with and is used for promoting the spacing cipher wheel subassembly of shifting block subassembly and being used for controlling the movable plate of shifting plate, and the epitheca is equipped with and is used for operating the perforation of shifting block subassembly, cipher wheel subassembly.

Further, one end of the lock tongue extends out of the shaft rod towards two sides, and the pushing block is provided with a movable groove for moving the shaft rod.

Further, the password wheel subassembly includes password wheel, control block and stopper, and the perforation that corresponds is passed to the one end of password wheel, and the side of password wheel is equipped with and is connected with the auxiliary wheel, and the auxiliary wheel is equipped with the breach of indent, and the one end of control block is equipped with the controlled arch that sets up relatively with the breach, and the other end of control block is equipped with to push away the inclined plane, and the one end that the movable plate was kept away from to the stopper is equipped with and pushes away inclined plane matched with pressurized inclined plane, and the one end that the stopper is close to the movable plate is equipped with convex spacing arch, the movable plate be equipped with spacing protruding matched with locking spacing groove, be equipped with between stopper and the movable plate and push away the spacing arch from the elastic component of movable plate.

Further, the movable plate is provided with an unlocking limit groove.

Further, the middle part of stopper is equipped with the side shield, the elastic component is the spring, and the spring housing is outside spacing arch, and the both ends of spring are respectively with side shield and movable plate butt.

Further, stir the piece subassembly and include the base plate, the positive middle part of base plate is equipped with and stir the piece, and the back of base plate is equipped with lug and/or spliced pole, the movable plate is equipped with the connecting block of being connected with stirring the piece subassembly, and the connecting block is equipped with and stirs lug matched with shrinkage pool and/or spliced pole matched with spliced hole.

Further, a pressing block assembly is arranged in the middle of the accommodating space, a middle lug is arranged in the middle of the moving plate, a plurality of inclined grooves are formed in the middle lug, the pressing block assembly comprises a pressing block, a sleeve hole matched with the middle lug is formed in the pressing block, the pressing block is sleeved outside the middle lug, a connecting hole is formed in the side face of the pressing block and connected with a connecting rod, and the connecting rod penetrates through the inclined grooves; the upper shell is provided with a pressing hole matched with the pressing block.

Further, the two ends of the pressing block are provided with stop blocks.

The utility model has the beneficial effects that: according to the utility model, the password wheel assembly is arranged to limit the movable plate, so that unlocking is required to be subjected to two processes of password unlocking and block stirring unlocking, one-step unlocking is avoided, and the mobile plate is convenient and safe to use.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is another view of the embodiment.

Fig. 3 is an exploded view of the present embodiment.

Fig. 4 is another view of fig. 3.

The reference numerals include:

1-upper shell; 2-controlled protrusion; 3-control block; 4-pushing the inclined plane; 5-an elastic member; 6-a pressed incline; 7, pressing the block; 8-a stop; 9-a connecting rod; 10-push block; 11-a movable groove; 12—a shaft lever; 13—a fixed shaft; 14-a lock tongue; 15-middle bump; 16—a chute; 17-side baffles; 18-locking limit groove; 19-a limiting block; 20-trepanning; 21-notch; 22-auxiliary wheel; 23—cipher wheel; 24-concave holes; 25-bump; 26-a plug hole; 27—toggle block; 28—a substrate; 29—an accommodation space; 30-a containing groove; 31-a through hole; 32—a moving plate; 33—a limit bump; 34-plug-in posts; 35-floor.

Description of the embodiments

The utility model is described in detail below with reference to the accompanying drawings. As shown in fig. 1 to 4.

Examples: a door and window lock, comprising: the bottom plate 35 and the upper shell 1 are fixedly connected, an accommodating space 29 is formed between the bottom plate 35 and the upper shell 1, the accommodating space 29 is provided with a moving plate 32 which can move relative to the upper shell 1, the right end of the accommodating space 29 is provided with a lock tongue 14, the lock tongue 14 is rotationally connected with the upper shell 1 and can rotate relative to the upper shell 1, the right end of the moving plate 32 is connected with a push block 10, the push block 10 is movably connected with one end of the lock tongue 14 and can drive the lock tongue 14 to rotate, the bottom plate 35 is provided with a through hole 31 for the lock tongue 14 to move, and the middle part of the push block 10 is provided with an accommodating groove 30 for accommodating the lock tongue 14; the middle part of accommodation space is equipped with and is used for promoting the spacing cipher wheel subassembly of shifting block subassembly and being used for controlling shifting plate 32 of shifting plate 32, and upper housing 1 is equipped with the perforation that is used for operating shifting block subassembly, cipher wheel subassembly.

In this technical scheme, when locking, the length direction of spring bolt 14 is perpendicular with the length direction of bottom plate 35, and spring bolt 14 stretches out accommodation space 29. At this time, the password wheel assembly is shifted to limit the moving plate 32; when the password wheel assembly is opened, the password wheel assembly is required to be shifted firstly, password unlocking is carried out firstly, and the restriction on the movable plate 32 is contacted; then, the toggle block assembly is operated to drive the moving plate 32 to move, when the moving plate 32 moves, the push block 10 connected with the right end of the moving plate pushes the end part of the lock tongue 14 to move, and as the lock tongue 14 is rotationally connected with the upper shell 1, when the end part of the lock tongue 14 moves, the lock tongue 14 rotates, and the lock tongue 14 rotates into the accommodating groove 30 of the push block 10 through the through hole 31 of the bottom plate 35 to form unlocking.

Further, one end of the lock tongue 14 extends out of the shaft 12 to both sides, and the push block 10 is provided with a movable groove 11 for moving the shaft 12.

When the push block 10 pushes the lock tongue 14 to rotate, the lock tongue 14 is connected with the upper shell 1 in a rotating way, specifically, the lock tongue 14 is hinged with the upper shell 1 through the fixed shaft 13, the push block 10 is connected with the end part of the lock tongue 14, the push block 10 pushes the end part of the lock tongue 14 to move, the end part of the lock tongue 14 rotates, and the shaft lever 12 rotates and moves along the movable groove 11.

Further, the password wheel assembly comprises a password wheel 23, a control block 3 and a limiting block 19, one end of the password wheel 23 penetrates through a corresponding perforation, an auxiliary wheel 22 is connected to the side face of the password wheel 23, an indent notch 21 is formed in the auxiliary wheel 22, a controlled protrusion 2 opposite to the notch 21 is arranged at one end of the control block 3, a pushing inclined plane 4 is arranged at the other end of the control block 3, a pressed inclined plane 6 matched with the pushing inclined plane 4 is arranged at one end, away from the moving plate 32, of the limiting block 19, a protruding limiting protrusion 33 is arranged at one end, close to the moving plate 32, of the limiting block 19, a locking limiting groove 18 matched with the limiting protrusion 33 is formed in the moving plate 32, and an elastic piece 5 for pushing the limiting protrusion 33 away from the moving plate 32 is arranged between the limiting block 19 and the moving plate 32.

When the door and window lock is in an open state, the controlled protrusion 2 is inserted into the notch 21; the limiting block 19 pushes the limiting block 19 to be far away from the moving plate 32 under the pushing of the elastic piece 5, and at the moment, the limiting protrusion 33 and the locking limiting groove 18 are dislocated; when the door and window lock is locked, the moving plate 32 moves so that the limit protrusion 33 is opposite to the limit groove; at the moment, the password wheel 23 is shifted, the password wheel 23 drives the auxiliary wheel 22 to rotate, the auxiliary wheel 22 drives the controlled protrusion 2 to move, the pushing inclined plane 4 pushes the pressed inclined plane 6, and the control block 3 pushes the limit protrusion 33 of the limit block 19 to be inserted into the locking limit groove 18, so that the moving plate 32 is limited to move towards the unlocking direction; locking bolt 14 is disabled.

Further, the moving plate 32 is provided with an unlocking limiting groove.

After the unlocking limit groove is formed, in the unlocking state, the unlocking limit groove of the moving plate 32 corresponds to the limit protrusion 33; the password wheel 23 is rotated, the auxiliary wheel 22 on the side surface of the password wheel 23 drives the control block 3 to move and pushes the limit protrusion 33 of the limit block 19 to be inserted into the unlocking limit groove;

Further, a side baffle 17 is arranged in the middle of the limiting block 19, the elastic piece 5 is a spring, the spring is sleeved outside the limiting protrusion 33, and two ends of the spring are respectively abutted against the side baffle 17 and the moving plate 32.

Further, the toggle block assembly includes a base plate 28, a toggle block 27 is disposed in the middle of the front surface of the base plate 28, a bump 26 and/or a plug post 34 are disposed on the back surface of the base plate 28, the moving plate 32 is provided with a connection block connected with the toggle block assembly, and the connection block is provided with a concave hole 24 matched with the bump 26 and/or a plug hole 26 matched with the plug post 34.

When the base plate 28 is specifically arranged, the front surface of the base plate 28 is respectively provided with an unlocking mark and a locking mark on two sides of the shifting block; when the toggle block 27 is pushed, one of the marks is displayed, so that the use and observation are convenient. And secondly, the bump 26 and the plug-in column 34 are connected with the connecting block, so that the structure is simple and the manufacturing is convenient.

Further, a pressing block assembly is arranged in the middle of the accommodating space 29, a middle lug 2615 is arranged in the middle of the moving plate 32, a plurality of inclined grooves 16 are formed in the middle lug 2615, the pressing block assembly comprises a pressing block 7, a sleeve hole 20 matched with the middle lug 2615 is formed in the pressing block 7, the pressing block 7 is sleeved outside the middle lug 2615, a connecting hole is formed in the side face of the pressing block 7 and is connected with a connecting rod 9, and the connecting rod 9 penetrates through the inclined grooves 16; the upper shell 1 is provided with a pressing hole matched with the pressing block 7.

When unlocking is performed, the moving plate 32 moves, the moving plate 32 drives the middle lug 2615 to move and the connecting rod 9 to move in the chute 16, and pushes the pressing block 7 to move outwards through the pressing hole. When locking, the pressing block 7 can be directly pressed to drive the moving plate 32 to move. The door lock is convenient to use, and the state of the door lock and the window lock can be judged according to the state of the pressing block 7.

Further, stoppers 8 are provided at both ends of the pressing block 7.

The stopper 8 is provided to prevent the pressing block 7 from being separated from the upper case 1.

The foregoing is merely exemplary of the utility model, and those skilled in the art will recognize that the utility model is not limited thereto, except insofar as modifications may be made by those skilled in the art in light of the teachings of the utility model.

Claims

1. A door and window lock, comprising: the device comprises a bottom plate and an upper shell which are fixedly connected, wherein an accommodating space is formed between the bottom plate and the upper shell, a moving plate capable of moving relative to the upper shell is arranged in the accommodating space, a lock tongue is arranged at the right end of the accommodating space, the lock tongue is rotationally connected with the upper shell and can rotate relative to the upper shell, a push block is connected at the right end of the moving plate, the push block is movably connected with one end of the lock tongue and can drive the lock tongue to rotate, a through hole for the lock tongue to move is formed in the bottom plate, and an accommodating groove for accommodating the lock tongue is formed in the middle of the push block; the middle part of accommodation space is equipped with and is used for promoting the stirring piece subassembly that the movable plate removed, its characterized in that: the movable plate is also provided with a coded wheel assembly for controlling the limit of the movable plate, and the upper shell is provided with a perforation for operating the toggle block assembly and the coded wheel assembly.

2. A door and window lock according to claim 1, wherein: one end of the lock tongue extends out of the shaft rod towards two sides, and the pushing block is provided with a movable groove for the shaft rod to move.

3. A door and window lock according to claim 1, wherein: the password wheel assembly comprises a password wheel, a control block and a limiting block, one end of the password wheel penetrates through a corresponding perforation, an auxiliary wheel is connected to the side face of the password wheel, a notch is arranged on the auxiliary wheel, a controlled protrusion is arranged opposite to the notch, an abutting inclined plane is arranged at the other end of the control block, a pressed inclined plane matched with the abutting inclined plane is arranged at one end of the limiting block, which is far away from the moving plate, a protruding limiting protrusion is arranged at one end, which is close to the moving plate, of the limiting block, a locking limiting groove matched with the limiting protrusion is formed in the moving plate, and an elastic piece for pushing the limiting protrusion away from the moving plate is arranged between the limiting block and the moving plate.

4. A door and window lock according to claim 3, wherein: the movable plate is provided with an unlocking limit groove.

5. A door and window lock according to claim 3, wherein: the middle part of stopper is equipped with the side shield, the elastic component is the spring, and the spring housing is outside spacing arch, and the both ends of spring are respectively with side shield and movable plate butt.

6. A door and window lock according to claim 1, wherein: the stirring block assembly comprises a base plate, the middle of the front face of the base plate is provided with a stirring block, the back face of the base plate is provided with a convex block and/or a plug-in column, the movable plate is provided with a connecting block connected with the stirring block assembly, and the connecting block is provided with a concave hole matched with the convex block and/or a plug-in hole matched with the plug-in column.

7. A door and window lock according to claim 1, wherein: the middle part of the accommodating space is provided with a pressing block assembly, the middle part of the movable plate is provided with a middle lug, the middle lug is provided with a plurality of inclined grooves which are obliquely arranged, the pressing block assembly comprises a pressing block, the pressing block is provided with a sleeve hole matched with the middle lug, the pressing block is sleeved outside the middle lug, the side surface of the pressing block is provided with a connecting hole and is connected with a connecting rod, and the connecting rod passes through the inclined grooves; the upper shell is provided with a pressing hole matched with the pressing block.

8. A door and window lock according to claim 7, wherein: the two ends of the pressing block are provided with stop blocks.