CN217353891U

CN217353891U - Simple safety door lock for bathroom

Info

Publication number: CN217353891U
Application number: CN202220867249.2U
Authority: CN
Inventors: 叶章平
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-09-02
Anticipated expiration: 2032-04-14

Abstract

The utility model relates to a simple and easy bathroom safety door lock, its characterized in that: the lock comprises a lock body, an unlocking key and a lock cylinder linkage member, wherein the lock body is provided with a sliding groove and a hinge groove, the unlocking key is in sliding fit with the lock body through the sliding groove, the lock cylinder linkage member is hinged with the lock body through the hinge groove, a locking transmission plate is arranged between the unlocking key and the lock cylinder linkage member, one end of the locking transmission plate is fixedly connected with the unlocking key relatively, and the other end of the locking transmission plate is detachably connected with the lock cylinder linkage member. The utility model has the advantages that: the simple bathroom safety door lock is simple in internal structure and low in manufacturing cost, and can realize basic door lock functions.

Description

Simple safety door lock for bathroom

Technical Field

The utility model relates to a tool to lock technical field, concretely relates to simple and easy bathroom safety lock.

Background

At present, a bathroom door lock is mainly formed by combining a lock cylinder, a lock tongue, a flange, a return spring, a shell, a panel and the like.

The utility model discloses a utility model patent document like publication number "CN 202611401U" discloses a novel miniature bathroom door lock, including the casing, locate front and back flange on the casing, location base, safety catch, lock body panel, oblique tongue, safety catch, two parallel arrangement in the driving medium of safety catch both sides, this bathroom door lock has shortened lock body door margin and lock body overall length, is fit for installing on aluminum alloy, plastic steel bathroom door.

The technical scheme provided by the above document has the following disadvantages: the bathroom door lock has a complex internal transmission structure, requires springs, at least two groups of transmission parts and the like, and even a marble is arranged on part of the bathroom door lock, so that the bathroom door lock is inconvenient to assemble and high in manufacturing cost. Therefore, it is necessary to improve the existing bathroom door lock and provide a bathroom door lock with simple internal structure and low cost, which can realize the basic door lock function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the deficiency to above-mentioned prior art provides a simple and easy bathroom safety door lock, can realize basic lock function, inner structure is simple, the cost is low.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a simple and easy bathroom safety door lock, its characterized in that, includes lock body, unlocking key, lock core linkage, be equipped with sliding tray, articulated groove on the lock body, unlocking key passes through sliding tray and lock body sliding fit, the lock core linkage is articulated through articulated groove and lock body, be equipped with the locking driving plate between unlocking key and the lock core linkage, locking driving plate one end and unlocking key relatively fixed connection, the other end can be dismantled with lock core linkage and be connected.

By adopting the technical scheme, the traditional transmission mechanism is abandoned, tiny components such as springs and marbles are omitted, the opening and closing of the bathroom door lock are realized by utilizing the unlocking key, the locking transmission plate and the lock cylinder linkage piece, the internal structure is simplified, the assembly is convenient, the manufacturing cost is low, and the cost is greatly reduced; when the lock is unlocked or locked, the unlocking key is driven by hands to slide in the sliding groove, the locking driving plate slides along with the unlocking key, the locking driving plate can be connected and separated with the lock cylinder linkage piece, when the lock cylinder linkage piece is separated from the locking driving plate, the handle can drive the lock cylinder linkage piece to rotate to unlock, and when the lock cylinder linkage piece is connected with the locking driving plate, the handle can not drive the lock cylinder linkage piece to rotate to realize locking and convenient operation.

The simple bathroom safety door lock can be further arranged as follows: the periphery of the lock cylinder linkage part is provided with a slot which is opened towards the outside, and the end part of the locking transmission plate is provided with an insertion part which can be in clearance fit with the slot.

By adopting the technical scheme, when the inserting part is inserted into the slot, the lock cylinder linkage piece and the locking transmission plate are in a connected state, and the handle cannot drive the lock cylinder linkage piece to rotate at the moment so as to realize locking; when the inserting part is separated from the inserting slot, the lock cylinder linkage piece and the locking transmission plate are in a separated state, and the handle can drive the lock cylinder linkage piece to rotate at the moment so as to unlock.

The simple bathroom safety door lock can be further arranged as follows: be equipped with the limiting plate between locking driving plate and the lock body, limiting plate demountable installation is on the lock body, the limiting plate is located to be equipped with the convex closure that a plurality of groups periphery is smooth curved surface on the terminal surface of orientation locking driving plate, the locking driving plate is located to be equipped with a plurality of groups and convex closure gomphosis and the recess that the inner wall is smooth curved surface on the terminal surface of orientation limiting plate.

By adopting the technical scheme, the groove and the convex hull are arranged to limit the lock cylinder transmission plate, and the lock cylinder transmission plate can be prevented from sliding along the sliding groove to form limiting during unlocking or locking; furthermore, the convex hull and the groove are both arranged in a smooth curved surface (also can be understood as a spherical surface), so that when no external force is applied, the limiting plate can limit the locking transmission plate, and when the locking key is driven by a human hand to be unlocked, the convex hull can be separated from the groove, so that the locking transmission plate can slide along the sliding groove to unlock or lock, and clamping stagnation cannot occur.

The simple bathroom safety door lock can be further arranged as follows: the lock body is provided with a limiting plate, the limiting plate is provided with a clamping block on two sides, and the locking block is provided with a clamping groove embedded with the clamping block.

By adopting the technical scheme, the limiting plate can be limited along the sliding direction of the sliding groove by arranging the clamping block and the clamping groove, and the auxiliary limiting plate can complete the limiting work of the locking transmission part.

The simple bathroom safety door lock can be further arranged as follows: the limiting plate both ends all are equipped with the crooked barb of orientation self the central axis direction, the barb tip is contradicted with the lock body and is connected, the limiting plate middle part is equipped with the hole of stepping down with sliding tray turn-on connection.

Adopt above-mentioned technical scheme, through setting up the barb, when installing the limiting plate, install to the barb contradict with the lock body can, can ensure convex closure and groove contact this moment, realize the limiting function of limiting plate to the locking driving medium, need not whole increaseing thickening limiting plate, weight reduction, reduce cost.

The simple bathroom safety door lock can be further arranged as follows: at least one group of counter bores are respectively arranged at two ends of the lock body.

By adopting the technical scheme, the lock body and the door body are convenient to install by using fasteners such as bolts and the like through the arrangement of the counter bores.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention;

fig. 2 is a schematic bottom view of an assembled state of the embodiment of the present invention;

FIG. 3 is a schematic sectional view taken along line A-A of FIG. 2;

notation of the reference numerals: the lock comprises a lock body 1, an unlocking key 2, a lock cylinder linkage member 3, a slot 31, a locking driving plate 4, an insertion part 41, a groove 42, a limiting plate 5, a convex hull 51, a clamping block 52, a barb 53, an abdicating hole 54, a sliding groove 11, a hinge groove 12, a clamping groove 13 and a counter sink 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the simple bathroom safety door lock includes a lock body 1, an unlocking key 2 and a lock cylinder linkage 3, the lock body 1 is provided with a sliding slot 11 and a hinge slot 12, the unlocking key 2 is slidably matched with the lock body 1 through the sliding slot 11, the lock cylinder linkage 3 is hinged to the lock body 1 through the hinge slot 12, a locking transmission plate 4 is arranged between the unlocking key 2 and the lock cylinder linkage 3, one end of the locking transmission plate 4 is fixedly connected with the unlocking key 2, and the other end of the locking transmission plate is detachably connected with the lock cylinder linkage 3. The traditional transmission mechanism is abandoned, small parts such as springs and marbles are omitted, the unlocking key 2, the locking transmission plate 4 and the lock cylinder linkage 3 are utilized to realize the opening and closing of the bathroom door lock, the internal structure is simplified, the assembly is convenient, the manufacturing cost is low, and the cost is greatly reduced; when unblock or locking, the staff drives the key 2 that unlocks and slides in sliding tray 11, the locking driving plate 4 is followed the key 2 that unlocks and is slided, locking driving plate 4 can be connected and the separation between 3 with the lock core linkage piece, when lock core linkage piece 3 and locking driving plate 4 separation, the handle can drive 3 rotations of lock core linkage piece and unblock this moment, when lock core linkage piece 3 is connected with locking driving plate 4, the handle can not drive 3 rotations of lock core linkage piece this moment, realize locking, and convenient operation.

The periphery of the lock cylinder linkage piece 3 is provided with a slot 31 which is opened towards the outside, and the end part of the locking transmission plate 4 is provided with an insertion part 41 which can be in clearance fit with the slot 31. When the inserting part 41 is inserted into the slot 31, the lock cylinder linkage 3 and the locking transmission plate 4 are in a connected state, and at the moment, the handle cannot drive the lock cylinder linkage 3 to rotate, so that locking is realized; when the inserting portion 41 is separated from the slot 31, the lock cylinder linkage 3 and the locking transmission plate 4 are separated, and at this time, the handle can drive the lock cylinder linkage 3 to rotate, so that unlocking can be performed.

Be equipped with limiting plate 5 between locking driving plate 4 and the lock body 1, limiting plate 5 demountable installation is on lock body 1, limiting plate 5 is located and is equipped with two sets of peripheries and is the convex closure 51 of smooth curved surface on the terminal surface of orientation locking driving plate 4, locking driving plate 4 is located and is equipped with 4 groups and convex closure 51 gomphosis and the recess 42 that the inner wall is smooth curved surface on the terminal surface of orientation limiting plate 5. The groove 42 and the convex hull 51 are arranged to limit the lock cylinder transmission plate, and the lock cylinder transmission plate can be prevented from sliding along the sliding groove 11 to form limiting during unlocking or locking; furthermore, the convex hull 51 and the groove 42 are both provided with a smooth curved surface (also can be understood as a spherical surface), so that when no external force is applied, the limiting plate 5 can limit the locking transmission plate 4, and when the unlocking key 2 is driven by a human hand, the convex hull 51 can be separated from the groove 42, so that the locking transmission plate 4 can slide along the sliding groove 11 to unlock or lock, and no clamping stagnation can occur.

The lock body 1 is provided with a clamping groove 13 embedded with the clamping block 52. Through setting up fixture block 52 and draw-in groove 13, can do spacingly to limiting plate 5 along the slip direction of sliding tray 11, supplementary limiting plate 5 accomplishes the spacing work to the locking driving medium.

Limiting plate 5 both ends all are equipped with barb 53 towards self central axis direction crooked, barb 53 tip is contradicted with the lock body and is connected, limiting plate 5 middle part is equipped with the hole of stepping down 54 with sliding tray turn-on connection. Through setting up barb 53, when installation limiting plate 5, install to barb 53 contradict with lock body 1 can, can ensure convex closure 51 and recess 42 contact this moment, realize the limiting function of limiting plate to the locking driving medium, need not whole increaseing thickening limiting plate 5, weight reduction, reduce cost.

A group of counter bores 14 are respectively arranged at two ends of the lock body 1. Through setting up counter sink 14, utilize fasteners such as bolt to make things convenient for the installation of lock body 1 and door body.

The working principle is as follows:

during unlocking, the unlocking key 2 is pulled to move along the sliding groove 11, the locking transmission piece moves along the sliding groove 11 along with the unlocking key 2 until the inserting part 41 is separated from the inserting groove 31 of the lock core linkage piece 3, meanwhile, the convex hull 51 is separated from the upper group of the grooves 42 and is embedded into the lower group of the grooves 42, the limiting plate 5 limits the locking transmission plate 4, the locking transmission plate 4 cannot move left and right, and at the moment, unlocking can be realized by driving a handle by hands;

when locking, reverse pulling the open key 2 and removing along sliding tray 11, the locking driving medium follows the open key 2 and removes along sliding tray 11, inserts the slot 31 of lock core linkage 3 until grafting portion 41, and here simultaneously, protruding package 51 breaks away from a set of recess 42, imbeds in a set of recess 42 down, and limiting plate 5 constitutes spacingly to locking driving plate 4, and the locking driving plate 4 can not remove about, accomplishes promptly and locks. The operation is simple whether unlocking or locking.

Claims

1. The utility model provides a simple and easy bathroom safety lock which characterized in that: the lock comprises a lock body, an unlocking key and a lock cylinder linkage member, wherein the lock body is provided with a sliding groove and a hinge groove, the unlocking key is in sliding fit with the lock body through the sliding groove, the lock cylinder linkage member is hinged with the lock body through the hinge groove, a locking transmission plate is arranged between the unlocking key and the lock cylinder linkage member, one end of the locking transmission plate is fixedly connected with the unlocking key relatively, and the other end of the locking transmission plate is detachably connected with the lock cylinder linkage member.

2. The simple bathroom safety door lock according to claim 1, characterized in that: the periphery of the lock cylinder linkage part is provided with a slot which is opened towards the outside, and the end part of the locking transmission plate is provided with an insertion part which can be in clearance fit with the slot.

3. The simple bathroom safety door lock according to claim 1, characterized in that: be equipped with the limiting plate between locking driving plate and the lock body, limiting plate demountable installation is on the lock body, the limiting plate is located to be equipped with the convex closure that a plurality of groups periphery is smooth curved surface on the terminal surface of orientation locking driving plate, the locking driving plate is located to be equipped with a plurality of groups and the recess that convex closure gomphosis and inner wall are smooth curved surface on the terminal surface of orientation limiting plate.

4. The simple bathroom safety door lock according to claim 3, characterized in that: the lock body is provided with a limiting plate, the limiting plate is provided with a clamping block on two sides, and the locking block is provided with a clamping groove embedded with the clamping block.

5. The simple bathroom safety door lock as claimed in claim 3 or 4, wherein: the limiting plate both ends all are equipped with the crooked barb of orientation self the central axis direction, the barb tip is contradicted with the lock body and is connected, the limiting plate middle part is equipped with the hole of stepping down with sliding tray turn-on connection.

6. The simple bathroom safety door lock as claimed in claim 1, 3 or 4, wherein: at least one group of counter bores are respectively arranged at two ends of the lock body.