CN213683553U - Positioning spring piece of door and window lock - Google Patents

Abstract

The utility model belongs to the housing construction trade discloses a positioning spring piece of door and window lock, including lock casing, driving plate, actuating arm, its characterized in that: the utility model discloses a spring leaf, including casing, driving plate and locating groove, the driving plate is the disk that has the square hole in the middle of with casing swivelling joint, the disk outside is equipped with the shift fork, the shift fork is stirred the actuating arm and is removed, is equipped with positioning groove on the excircle of shift fork offside, and what match with positioning groove is the arch of positioning spring piece top, positioning spring piece main part is a V or U font structure, and a tip of V or U font spring piece is equipped with the arch, the other end of V or U font spring piece and the support column fixed connection on. Through the cooperation location of the protrusion of the spring piece and the groove of the driving piece, a user can conveniently master the returning initial point position of the handle, the operation is convenient, the manufacturing cost is reduced, and the service life of a product is prolonged.

Description

Positioning spring piece of door and window lock

The technical field is as follows:

the utility model relates to a door and window technical field, more specifically the positioning spring piece that relates to a door and window lock that says so.

Background art:

the door and window is made of pure wood in the past, and the window lock is not available and only has one bolt. The existing door and window is made of a pentagonal eight-door material, most of which mainly comprises aluminum-plastic doors and windows, and a window lock is often designed and is diversified. For example, Chinese patent: the application number 201811024026.4's a multi-functional window lock for with the casement is for the window frame closure, include from the casement with the window frame complex side fixed lock body in the casement, the one end of spring bolt is fixed in the lock body, the other end stretches out from the lock body, still including setting up the movable plate that is close to spring bolt one side at the lock body, the movable plate can be along the length direction round trip movement of lock body, is provided with the spring bolt groove that extends along its moving direction on the movable plate, the spring bolt groove is including the first spacing groove and the second spacing groove that communicate each other and set up in turn, the spring bolt is including the outer end that is located the lock body outside, be located the inboard inner of lock body and connect the interlude of outer end and inner, the inner can enter into first spacing groove and can not get into the second spacing groove. The positioning columns of the quick locking device correspond to a plurality of tooth grooves of the driving gear, so that a user cannot judge the specific position of the quick locking device. The original product of this company utilizes the gear drive on the driving plate to have the rack of spring control to realize the location of driving plate, and the structure is complicated, and the assembly degree of difficulty is big, and is with high costs.

The utility model has the following contents:

the utility model provides a positioning spring piece of door and window lock, simple structure, simple to operate, long service life.

The utility model adopts the following technical proposal: the utility model provides a door and window lock's location spring leaf, includes lock casing, driving plate, actuating arm, its characterized in that: the utility model discloses a spring leaf, including casing, driving plate and locating groove, the driving plate is the disk that has the square hole in the middle of with casing swivelling joint, the disk outside is equipped with the shift fork, the shift fork is stirred the actuating arm and is removed, is equipped with positioning groove on the excircle of shift fork offside, and what match with positioning groove is the arch of positioning spring piece top, positioning spring piece main part is a V or U font structure, and a tip of V or U font spring piece is equipped with the arch, the other end of V or U font spring piece and the support column fixed connection on.

The square hole on the door and window lock driving piece, the driving piece and casing swivelling joint, the user can rotate with the handle, and the driving piece shift fork drives the actuating arm and moves about and pins or release window or door. When the lock is unlocked, the driving sheet is reset to the centering position, the centering position is provided with the groove which is matched with the protrusion of the spring sheet, the rotation is carried out when the positioning is prevented from being not operated, the positioning function before the assembly of a user is ensured, otherwise, the user is difficult to insert the handle driving shaft into the driving sheet when the user is installed. One end of the spring piece is fixedly connected with the supporting column on the shell, the main body is a V-shaped or U-shaped spring piece, the bottom of the V-shaped or U-shaped spring piece is abutted against the lower plane of the shell, upward contact force of the bulge at the other end of the V-shaped or U-shaped spring piece to the driving piece is provided, and the contact force is realized by pre-deformation of the spring piece. When the spring piece is reset, the handle has hand feeling and slight sound, so that the spring piece reset mechanism is convenient to operate, simplifies the assembly process and simplifies the complex spring rack reset mechanism.

Since the technical scheme is adopted, the utility model provides a pair of door and window lock's positioning spring piece has such beneficial effect: through the cooperation location of the protrusion of the spring piece and the groove of the driving piece, a user can conveniently master the returning initial point position of the handle, the operation is convenient, the manufacturing cost is reduced, and the service life of a product is prolonged.

Description of the drawings:

FIG. 1 is a schematic structural view of a V-shaped spring plate of the present invention;

FIG. 2 is a schematic structural view of a U-shaped spring plate of the present invention;

in the figure: 10. the lock shell 11, the supporting column 20, the driving piece 21, the shifting fork 22, the positioning groove 30, the driving arm 41, the V-shaped spring piece 42 and the U-shaped spring piece.

The specific implementation mode is as follows:

to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, 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 the skilled in the art without creative work belong to the protection scope of the present invention.

The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments. It should be understood that these embodiments are given solely for the purpose of enabling those skilled in the art to better understand and thereby implement the present invention, and are not intended to limit the scope of the invention in any way. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The technical solution of the present invention will be further elaborated with reference to the accompanying drawings and specific embodiments.

Embodiment 1, with reference to fig. 1, a positioning spring plate of a door and window lock includes a lock housing (10), a driving plate (20) with a square hole is rotatably connected to the middle of the lock housing (10), the driving plate (20) is a circular plate, a shifting fork (21) is arranged on the outer edge of the circular plate, the shifting fork (21) extends into a bending groove of a driving arm (30), and the driving plate (20) can shift the driving arm (30) to move left and right to unlock or lock a door and a window; a positioning groove (22) is formed in the outer circle of the opposite side of the shifting fork (21), a V-shaped spring piece (41) is arranged below the positioning groove (22), one end portion of the V-shaped spring piece (41) is fixedly connected with a supporting column (11) of the lock shell (10), a protrusion is arranged at one end portion of the V-shaped spring piece (41), and a certain contact force is formed between the protrusion of the V-shaped spring piece (41) and the positioning groove (22).

The square hole on the door and window lock driving piece (20) can be rotated by a user through a handle, and the driving piece shifting fork (21) drives the driving arm (30) to move left and right to lock or unlock a window or a door. When the lock is unlocked, the driving sheet (20) needs to be reset to the centering position, the groove (22) arranged at the centering position is matched with the protrusion of the V-shaped spring sheet (41) to position and prevent rotation when the lock is not operated, the positioning function before assembly of a user is ensured, otherwise, the user is difficult to insert the handle driving shaft into the driving sheet (20) during installation. The bottom of the V-shaped spring piece (41) is abutted against the lower plane of the lock shell (10), so that the convex part at the other end of the V-shaped spring piece (41) has an upward contact force on the driving piece (20), and the contact force is realized by the pre-deformation of the V-shaped spring piece (41). When the V-shaped spring piece (41) is reset, the handle has hand feeling and slight sound, so that the operation is convenient, the assembly process is simplified, and the complex spring rack resetting mechanism is simplified.

Embodiment 2, with reference to fig. 2, a positioning spring piece of a door and window lock is different from embodiment 1 in that the positioning spring piece is a U-shaped spring piece (42), and other structures and principles are the same as those of embodiment 1, and are not described herein again.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (1)

1. The utility model provides a door and window lock's location spring leaf, includes lock casing, driving plate, actuating arm, its characterized in that: the utility model discloses a spring leaf, including casing, driving plate and locating groove, the driving plate is the disk that has the square hole in the middle of with casing swivelling joint, the disk outside is equipped with the shift fork, the shift fork is stirred the actuating arm and is removed, is equipped with positioning groove on the excircle of shift fork offside, and what match with positioning groove is the arch of positioning spring piece top, positioning spring piece main part is a V or U font structure, and a tip of V or U font spring piece is equipped with the arch, the other end of V or U font spring piece and the support column fixed connection on.

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