CN213449889U

CN213449889U - Door lock of locking door

Info

Publication number: CN213449889U
Application number: CN202022266347.4U
Authority: CN
Inventors: 杨雄航; 郑东耀
Original assignee: Hunan Sinoevin Optoelectronic Technology Co ltd
Current assignee: Hunan Sinoevin Optoelectronic Technology Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-15
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a lock of locking door, including being used for installing the locking plate on the door frame, being used for installing lock body and the spring bolt on the door plant, be equipped with the lockhole on the locking plate, the rotatable rotatory lock core that is equipped with in the lock body, the one end of spring bolt and the one end fixed connection of rotatory lock core, its other end through rotatory drive its screw in of rotatory lock core or screw out in the lockhole of locking plate, at least one side wall is provided with the locking inclined plane that is used for the chucking spring bolt in the lockhole. When using, the locking plate is installed on the door frame, and the lock body is installed on the door plant, and when rotatory lock core rotated, the spring bolt on the rotatory lock core was along with in the lockhole of rotation direction screw in locking plate, the both sides face of spring bolt respectively with locking inclined plane and lockhole in another lateral wall looks butt promptly, avoid having the clearance between lock in use spring bolt and the lockhole, the phenomenon of noise production can not appear between spring bolt and the lockhole and the contact collision between door plant and the door frame, improve the user and to the experience that the lock used.

Description

Door lock of locking door

Technical Field

The utility model belongs to the technical field of the lock, concretely relates to lock of locking door.

Background

The door lock is a device for preventing the door from being opened and is used for ensuring the safety of articles in the door, and all parts of the lock are basically made of metal materials. Door locks are of many kinds depending on the application. Set up microscler lockhole on the planar locking plate of panel beating, the locking plate is installed on the door frame along the length direction of lockhole, and the lock body is installed on the door, through the lock core in the rotation lock body, makes the spring bolt with lock core fixed connection slide in the lockhole along with the rotation direction of lock core from the length direction of lockhole, carries out the lock of closing locking of door and door frame, and in order to guarantee that the spring bolt slides smoothly in the lockhole, the width of general lockhole will be greater than the shared width of spring bolt slip-in lockhole. The door locks are generally used for cabinets, boxes or room doors and the like because of simple structure and low use cost, but when the cabinets or the boxes need to be moved or carried, the gap between the lock tongue and the lock hole can vibrate along with the movement or the carrying, so that the contact collision between the lock tongue and the lock hole and the contact collision between the door plate and the door frame generate noise, and the use experience of customers on the door locks is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above technical problems, the utility model provides a lock of locking door.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a lock of locking door, including being used for installing the locking plate on the door frame, being used for installing lock body and the spring bolt on the door plant, be equipped with the lockhole on the locking plate, the rotatable rotatory lock core that is equipped with in the lock body, the one end of spring bolt and the one end fixed connection of rotatory lock core, its other end through rotatory drive its screw in of rotatory lock core or screw out in the lockhole of locking plate, at least one side wall is provided with the locking inclined plane that is used for the chucking spring bolt in the lockhole.

As a further improvement, the same side wall in the lock hole is provided with two locking inclined planes which are abutted against each other, the two locking inclined planes form a triangle, and the vertex of the triangle is used for abutting against one side face of the lock tongue when the lock tongue is screwed into the lock hole.

As a further improvement, the inner circumference of the lock hole is provided with a wear-resistant rubber sleeve.

As a further improvement, a lock handle is arranged on the lock body and fixedly connected with the rotary lock cylinder.

As a further improvement, the lock tongue is of a rod-shaped or sheet-shaped structure.

As a further improvement, the lock tongue is of a Z-shaped structure.

The utility model provides a pair of lock of locking door, including being used for installing the locking plate on the door frame, being used for installing lock body and the spring bolt on the door plant, be equipped with the lockhole on the locking plate, the rotatable rotatory lock core that is equipped with in the lock body, the one end of spring bolt and the one end fixed connection of rotatory lock core, its other end through rotatory drive its screw in of rotatory lock core or screw out the lockhole of locking plate in, at least one side wall is provided with the locking inclined plane that is used for the chucking spring bolt in the lockhole. When the door lock is used, the lock plate is installed on the door frame, the lock body is installed on the door plate, when the rotary lock cylinder rotates, the lock tongue on the rotary lock cylinder is screwed into the lock hole of the lock plate along the rotation direction of the rotary lock cylinder, so that the locking inclined plane on one side wall in the lock hole is abutted to one side wall of the lock tongue, so that the lock tongue moves towards the other side wall of the lock hole, when the side face of the lock tongue is abutted to the locking inclined plane, the other side wall of the lock hole is abutted to the other side wall of the lock hole, namely the two side faces of the lock tongue are respectively abutted to the locking inclined plane and the other side wall of the lock hole, when the cabinet body or the box body needs to be moved or carried, a gap is avoided between the lock tongue and the lock hole when the door lock is used, the.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

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

Fig. 2 is a schematic view of the box body of the present invention.

In the figure: 1, a door panel; 2, a door frame; 3, a lock body; 4, locking plates; 5, a box body; 31, a rotary lock cylinder; 32, a locking tongue; 41, a lock hole; and 42, locking the inclined surface.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

With reference to fig. 1, an embodiment of the present invention provides a door lock for locking a door, including a lock plate 4 for being installed on a door frame 2, a lock body 3 for being installed on a door panel 1, and a lock tongue 32, wherein the lock tongue 32 is rod-shaped or sheet-shaped or has a Z-shaped structure as shown in fig. 1 of this embodiment, so as to satisfy different requirements. The locking plate 4, the lock body 3, the locking tongue 32 and the like are generally made of metal materials, and are not limited herein. The locking plate 4 is provided with a locking hole 41, the lock body 3 is internally provided with a rotary lock cylinder 31 in a rotatable manner, one end of the locking bolt 32 is fixedly connected with one end of the rotary lock cylinder 31, the other end of the locking bolt 32 is driven to be screwed into or out of the locking hole 41 of the locking plate 4 through the rotation of the rotary lock cylinder 31, one side wall in the locking hole 41 is provided with a locking inclined plane 42 for clamping the locking bolt 32, and when the locking bolt 32 is screwed into the locking hole 41, the locking inclined plane 42 can be abutted against one side surface of the locking bolt 32 so as to enable the locking bolt. When the lock plate is used, the lock plate 4 is installed on the door frame 2, the lock body 3 is installed on the door plate 1, when the rotary lock cylinder 31 rotates, the lock tongue 32 on the rotary lock cylinder 31 is screwed into the lock hole 41 of the lock plate 4 along with the rotation direction of the rotary lock cylinder 31, so that the locking inclined surface 42 on one side wall in the lock hole 41 is abutted against one side surface of the lock tongue 32, so that the lock tongue 32 moves towards the other side wall of the lock hole 41, when the side surface of the lock tongue 32 is abutted against the locking inclined surface 42, the other side surface of the lock tongue 32 moves towards the other side wall of the lock hole 41 and is abutted against the other side wall of the lock hole 41, namely, the two side surfaces of the lock tongue 32 are respectively abutted against the locking inclined surface 42 and the side surface of the other side surface of the lock hole 41, as shown in figure 2, when the box body 5 or cabinet body needs to be moved or carried, the gap between the, the experience of the user to the lock use is improved. It should be noted that the locking inclined surface 42 is not limited to be disposed on one side wall in the locking hole 41, and the locking inclined surfaces 42 may be disposed on two opposite side walls in the locking hole 41, and the process of clamping the lock tongue 32 is referred to the foregoing process, and is not described herein again.

As a further preferred embodiment, two locking inclined surfaces 42 which are abutted against each other are arranged on the same side wall in the lock hole 41, the two locking inclined surfaces 42 form a triangle, the vertex of the triangle is used for abutting against one side wall of the lock tongue 32 when the lock tongue 32 is screwed into the lock hole 41, when the rotary lock cylinder 31 rotates to drive the lock tongue 32 to be screwed into the lock hole 41 clockwise or anticlockwise, the lock tongue 32 can be ensured to abut against the locking inclined surfaces 42 to move the lock tongue 32 towards the other side wall of the lock hole 41, and the problems of noise and the like caused by contact collision between the lock tongue 32 and the lock hole 41 and between the door panel 1 and the door frame 2 in use are.

As a further preferred embodiment, the inner circumference of the locking hole 41 is provided with a wear-resistant rubber sleeve for buffering noise generated by metal collision or friction between the latch 32 and the locking hole 41 during movement or transportation.

As a further preferred embodiment, the lock body 3 is provided with a lock handle, which facilitates opening and closing of the door panel 1. The lock handle is fixedly connected with the rotary lock cylinder 31, and the rotary lock handle drives the rotary lock cylinder 31 to rotate, so that the door lock is convenient to lock and unlock.

In the description above, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore should not be construed as limiting the scope of the invention.

In conclusion, although the present invention has been described with reference to the preferred embodiments, it should be noted that, although various changes and modifications can be made by those skilled in the art, unless such changes and modifications depart from the scope of the present invention, they should be construed as being included therein.

Claims

1. The utility model provides a lock of locking door, its characterized in that, including being used for installing locking plate (4) on door frame (2), being used for installing lock body (3) and spring bolt (32) on door plant (1), be equipped with lockhole (41) on locking plate (4), rotatable rotatory lock core (31) that are equipped with in lock body (3), the one end of spring bolt (32) and the one end fixed connection of rotatory lock core (31), its other end passes through rotatory lock core (31) and drives its screw in or screw out in lockhole (41) of locking plate (4), an at least lateral wall is provided with locking inclined plane (42) that are used for chucking spring bolt (32) in lockhole (41).

2. A door lock for a locking door as claimed in claim 1, wherein said locking hole (41) has two locking slopes (42) disposed against the same side wall, said two locking slopes (42) form a triangle, and the vertex of said triangle is used for abutting against one side of said locking tongue (32) when said locking tongue (32) is screwed into said locking hole (41).

3. A door lock for a locking door as claimed in claim 2, wherein an inner circumference of said locking hole (41) is provided with a wear-resistant rubber bush.

4. A door lock as claimed in claim 3, characterized in that said lock body (3) is provided with a lock handle, said lock handle being fixedly connected to said rotary lock cylinder (31).

5. A door lock for locking a door as claimed in claim 4, wherein said bolt (32) is of rod-like or plate-like configuration.

6. A door lock for locking a door as claimed in claim 4, wherein said bolt (32) is of a Z-shaped configuration.