CN219509412U

CN219509412U - Door lock structure for overhauling

Info

Publication number: CN219509412U
Application number: CN202220877205.8U
Authority: CN
Inventors: 徐康康; 江利民
Original assignee: Huangshan Xinbeiteke Industry And Trade Co ltd
Current assignee: Huangshan Xinbeiteke Industry And Trade Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2023-08-11
Anticipated expiration: 2032-04-15

Abstract

The utility model provides a maintenance door lock body structure, includes lower plate and upper plate, and lower plate and upper plate splice together, the middle part of upper plate is equipped with bellied hunch portion, the concave side of hunch portion is equipped with double-deck hyoid lamina, and double-deck hyoid lamina rotates with lower plate and upper plate respectively through the pivot to be connected, and the one end of pivot runs through the lower plate, and this tip is equipped with the key hole, and double-deck hyoid lamina is equipped with elasticity extrusion portion with the concave side of hunch portion; the double-layer tongue plate is connected with the cabinet body or the box body in a clamping way, so that the cabinet door is closed, the spring applies pressure to the double-layer tongue plate through the extrusion sliding seat to prevent the double-layer tongue plate from rotating randomly and being opened accidentally.

Description

Door lock structure for overhauling

Technical Field

The utility model relates to the technical field of access doors, in particular to an access door lock body structure.

Background

The access door is the middle work door and the access door of the outlet. Like a work gate which is normally used in normal times. When our work fails, an access door for an accident is required. When the sluice working door system or the interior of the sluice chamber needs to be overhauled, an access door which needs to move to an inlet and an outlet is needed; in the structure of the overhaul door lock body, if the lock tongue adopts a single-layer structure made of the same material as the lock body, the strength of the lock tongue cannot meet the requirement, and the thickness of the lock tongue needs to be increased to improve the strength of the lock tongue, but in this way, materials are needed to be purchased additionally, and the cost is required to be increased additionally.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an overhaul door lock body structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a maintenance door lock body structure, includes hypoplastron and upper plate, hypoplastron and upper plate concatenation are in the same place, the middle part of upper plate is equipped with bellied hunch portion, the concave side of hunch portion is equipped with double-deck hyoid lamina, and double-deck hyoid lamina rotates with hypoplastron and upper plate respectively through the pivot to be connected, and the one end of pivot runs through the hypoplastron, and this tip is equipped with the key hole, and double-deck hyoid lamina is equipped with elasticity extrusion portion with the concave side of hunch portion.

Preferably, the elastic extrusion part comprises a sliding seat which is connected to the concave side of the arch part in a sliding way, one side of the sliding seat, which is far away from the double-layer tongue plate, is provided with a mounting groove, and the inner wall of the mounting groove is connected with the concave side wall of the arch part through a spring.

Preferably, the two sides of the sliding seat are provided with first limiting blocks, and the first limiting blocks and the upper plate are integrally formed by stamping.

Preferably, a second limiting block is arranged on one side, far away from the rotating shaft, of the double-layer tongue plate, and the second limiting block and the upper plate are integrally formed through stamping.

Preferably, the two ends of the lower plate and the upper plate are respectively provided with a mounting hole, and the lower plate and the upper plate are riveted through the mounting holes.

Preferably, both ends of the double-layer tongue plate are arc-shaped.

Compared with the prior art, the utility model has the beneficial effects that: the double-layer tongue plate is connected with the cabinet body or the box body in a clamping way, so that the cabinet door is closed, the spring applies pressure to the double-layer tongue plate through the extrusion sliding seat to prevent the double-layer tongue plate from rotating randomly and being opened accidentally.

Drawings

In order to more particularly and intuitively illustrate an embodiment of the present utility model or a technical solution in the prior art, a brief description of the drawings is provided below, which are required to be used in the description of the embodiment or the prior art.

FIG. 1 is a schematic diagram of a structure according to the present utility model;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is another directional view of fig. 2.

In the figure: the device comprises a lower plate 1, an upper plate 2, an arch part 3, a double-layer tongue plate 4, a first limiting block 5, a second limiting block 6, a mounting hole 7, a sliding seat 8, a spring 9, a rotating shaft 10 and a key hole 11.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an access door lock structure comprises a lower plate 1 and an upper plate 2, wherein the lower plate 1 and the upper plate 2 are spliced together, a convex arch part 3 is arranged in the middle of the upper plate 2, a double-layer tongue plate 4 is arranged on the concave side of the arch part 3, the double-layer tongue plate 4 is respectively connected with the lower plate 1 and the upper plate 2 in a rotating way through a rotating shaft 10, one end of the rotating shaft 10 penetrates through the lower plate 1, a key hole 11 is arranged at the end part, the key hole 11 is polygonal, and an elastic extrusion part is arranged on the concave side of the double-layer tongue plate 4 and the arch part 3.

In this embodiment, the elastic extrusion part comprises a sliding seat 8 slidingly connected to the concave side of the arch part 3, one side of the sliding seat 8 far away from the double-layer tongue plate 4 is provided with a mounting groove, and the inner wall of the mounting groove is connected with the concave side wall of the arch part 3 through a spring 9 and is used for applying pressure to the double-layer tongue plate 4 to prevent the double-layer tongue plate from rotating randomly.

In this embodiment, the two sides of the sliding seat 8 are respectively provided with a first limiting block 5, and the first limiting blocks 5 and the upper plate 2 are integrally formed by stamping and are used for limiting the sliding seat 8.

In this embodiment, a second limiting block 6 is disposed on a single side of the double-layer tongue plate 4 far away from the rotating shaft 10, and the second limiting block 6 and the upper plate 2 are integrally formed by stamping and are used for limiting the double-layer tongue plate 4, so that the double-layer tongue plate 4 can only rotate unidirectionally.

In this embodiment, the both ends of hypoplastron 1 and upper plate 2 all are equipped with mounting hole 7, and hypoplastron 1 and upper plate 2 rivet through mounting hole 7, and the both ends of double-deck hyoid 4 all are the arc, reduce double-deck hyoid 4 and rotate the region of sweeping, reduce the scope that produces the interference.

In the scheme, the lock body is installed on the cabinet door through the installation holes 7, the key holes 11 are inserted, the rotating shaft 10 is screwed, the rotating shaft 10 drives the double-layer tongue plate 4 to slide out from the lower plate 1 and the upper plate 2, the double-layer tongue plate 4 is clamped on the cabinet body or the box body, the cabinet door is closed, the springs 9 apply pressure to the double-layer tongue plate 4 through the extrusion sliding seat 8, the double-layer tongue plate 4 is prevented from rotating randomly and being opened accidentally, in the process, the double-layer tongue plate 4 adopts a double-layer structure, not only has strong strength, but also can be made of the same materials as the lower plate 1 and the upper plate 2, other types of materials do not need to be purchased, and the cost is reduced.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a maintenance door lock body structure, includes hypoplastron (1) and upper plate (2), and hypoplastron (1) and upper plate (2) splice together, a serial communication port, the middle part of upper plate (2) is equipped with bellied hunch portion (3), the concave side of hunch portion (3) is equipped with double-deck hyoid lamina (4), double-deck hyoid lamina (4) rotate with hypoplastron (1) and upper plate (2) respectively through pivot (10), and the one end of pivot (10) runs through hypoplastron (1), and the tip of pivot (10) is equipped with key hole (11), and the concave side of double-deck hyoid lamina (4) and hunch portion (3) is equipped with elasticity extrusion portion.

2. The overhaul door lock structure according to claim 1, wherein the elastic extrusion part comprises a sliding seat (8) which is connected to the concave side of the arch part (3) in a sliding manner, one side of the sliding seat (8) away from the double-layer tongue plate (4) is provided with a mounting groove, and the inner wall of the mounting groove is connected with the concave side wall of the arch part (3) through a spring (9).

3. The access door lock structure according to claim 2, wherein the two sides of the sliding seat (8) are provided with first limiting blocks (5), and the first limiting blocks (5) and the upper plate (2) are integrally formed by stamping.

4. A door lock structure according to claim 3, wherein a second limiting block (6) is arranged on a single side of the double-layer tongue plate (4) far away from the rotating shaft (10), and the second limiting block (6) and the upper plate (2) are integrally formed by stamping.

5. The access door lock structure according to claim 4, wherein the two ends of the lower plate (1) and the upper plate (2) are provided with mounting holes (7), and the lower plate (1) and the upper plate (2) are riveted through the mounting holes (7).

6. The access door lock structure according to claim 5, wherein both ends of the double-layer tongue plate (4) are arc-shaped.