CN215255218U

CN215255218U - Push-pull lock

Info

Publication number: CN215255218U
Application number: CN202121357549.8U
Authority: CN
Inventors: 李辉云
Original assignee: Foshan Youban Industrial Design Co ltd
Current assignee: Foshan Youban Industrial Design Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-21
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a push-pull lock, its spout inner wall is extended along its length direction and is equipped with the solid limit of card, the shifting block extends towards the spout and is equipped with the card foot with the solid limit of card joint, and the card foot can slide along the solid limit of card, the shifting block corresponds the shift fork and is equipped with the cartridge groove, the shift fork extends towards the shifting block and is equipped with the plug-in pin, the shift fork penetrates from the spout one end of keeping away from the shifting block and is connected with the shifting block through plug-in pin plug-in mounting fixed in the cartridge groove, this kind of push-pull lock need not fasten the installation with the help of the screw when the assembly, the installation is convenient and fast, production assembly efficiency is higher; and the opening and locking states of the corresponding shifting block on the inner wall of the sliding groove are respectively provided with a positioning groove, the corresponding positioning groove of the shifting block is provided with an elastic positioning pin which is matched and positioned and connected with the positioning groove, and the shifting block can be positioned through the matching of the elastic positioning pin and the positioning groove when being shifted to the opening or locking state, so that the shifting block can be prevented from loosening, and the hand feeling of the shifting block during shifting operation can be increased.

Description

Push-pull lock

Technical Field

The utility model belongs to the technical field of door and window tool to lock, especially, relate to a push-and-pull lock with handle and include shifting block and shift fork.

Background

The existing push-pull lock generally comprises a shifting block, a shifting fork and a seat body with a handle, wherein the seat body with the handle is provided with a sliding groove, the shifting fork is tightly connected to the shifting block, the shifting block is shifted to slide along the sliding groove to drive the shifting fork to move, and then the shifting fork shifts a lock body or a lock catch connected with the shifting block to open or lock the lock. However, the existing push-pull lock generally adopts the following mounting method: the shifting fork is tightly connected to the shifting block through a screw or the middle piece provided with the shifting fork is tightly connected to the shifting block through a screw; the mode of adopting screw fastening installation is inconvenient to install and low in assembly efficiency in actual production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a need not to fasten the simple to operate of installation with the help of the screw quick, the higher push-and-pull lock of production assembly efficiency.

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

a push-pull lock comprises a handle frame, a shifting block and a shifting fork, wherein the handle frame is provided with a sliding groove, the inner wall of the sliding groove is provided with a clamping edge along the length direction in an extending manner, the shifting block is provided with a clamping pin clamped with the clamping edge towards the sliding groove in an extending manner, the clamping pin can slide along the clamping edge, the shifting block is provided with an inserting groove corresponding to the shifting fork, the shifting fork is provided with an inserting pin towards the shifting block in an extending manner, and the shifting fork penetrates from one end of the sliding groove far away from the shifting block and is inserted and fixed in the inserting groove through the inserting pin to be connected with the shifting block; the shifting block of the push-pull lock is directly clamped in the sliding groove of the handle frame through the clamping pin and can slide along the sliding groove, the shifting fork is directly connected to the shifting block in an inserting mode, the shifting fork is fastened and installed without screws during assembly, and the push-pull lock is convenient and quick to install and high in production and assembly efficiency.

The clamping edges of the sliding groove are preferably symmetrically arranged on the inner walls of the two sides of the sliding groove, and the clamping pins are symmetrically arranged on the shifting block so as to ensure the stability of the clamping of the shifting block and the sliding groove and the stability of the shifting block when the shifting block slides along the sliding groove.

As an improvement scheme, the inner wall of the sliding groove is provided with positioning grooves corresponding to the opening and locking states of the shifting block respectively, the shifting block is provided with elastic positioning pins matched and positioned with the positioning grooves, so that the shifting block can be positioned through the matching of the elastic positioning pins and the positioning grooves when being shifted to the opening or locking state, the shifting block can be prevented from loosening, and the hand feeling of the shifting block during shifting operation can be increased.

The utility model discloses following beneficial effect has:

the shifting block of the push-pull lock is directly clamped in the sliding groove of the handle frame through the clamping pin and can slide along the sliding groove, the shifting fork is directly inserted and connected to the shifting block in an inserting mode, and the push-pull lock does not need to be fastened and installed by means of screws during assembly, so that the push-pull lock is convenient and quick to install, and the production and assembly efficiency is higher; and the opening and locking states of the corresponding shifting block on the inner wall of the sliding groove are respectively provided with a positioning groove, the corresponding positioning groove of the shifting block is provided with an elastic positioning pin which is matched and positioned and connected with the positioning groove, so that the shifting block can be positioned through the matching of the elastic positioning pin and the positioning groove when being shifted to the opening or locking state, the shifting block can be prevented from loosening, and the hand feeling when the shifting block is shifted for operation can be increased.

Drawings

Fig. 1 is an overall structure diagram of the push-pull lock of the present invention;

FIG. 2 is an assembly structure view of the handle frame, the shifting block and the shifting fork of the push-pull lock of the present invention;

FIG. 3 is an assembly structure view of the shifting block and the shifting fork of the push-pull lock of the present invention;

FIG. 4 is a structural diagram of a shifting block of the push-pull lock of the present invention;

fig. 5 is a view of the structure of the sliding slot of the handle frame of the push-pull lock of the present invention.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the invention.

As shown in fig. 1-2, the push-pull lock of the present invention comprises a handle frame 1, a shifting block 2 and a shifting fork 3, wherein the handle frame 1 is provided with a sliding slot 4, the inner wall of the sliding slot 4 is provided with a clamping edge 41 along the length direction thereof, the shifting block 2 is provided with a clamping leg 21 clamped with the clamping edge 41 towards the sliding slot 4, and the clamping leg 21 can slide along the clamping edge 41, which can be achieved as long as the clamping leg 21 is simply put on the clamping edge 41, the shifting block 2 is provided with an insertion slot 22 corresponding to the shifting fork 3, the shifting fork 3 is provided with an insertion leg 31 towards the shifting block 2, the shifting fork 3 penetrates from one end of the sliding slot 4 far away from the shifting block 2 and is inserted and fixed in the insertion slot 22 through the insertion leg 31 to be connected with the shifting block 2, and if the insertion leg 31 is inserted in the insertion slot 22 in an interference fit manner; the shifting block 2 of the push-pull lock is directly connected with the sliding groove 4 of the handle frame 1 in a clamped mode through the clamping pins 21 and can slide along the sliding groove 4, the shifting fork 3 is directly connected with the shifting block 2 in an inserted mode, the shifting fork is fastened and installed without screws during assembly, and the push-pull lock is convenient and rapid to install and high in production and assembly efficiency.

As shown in fig. 2-4, the fastening edges 41 of the sliding slot 4 are preferably symmetrically disposed on the inner walls of the two sides of the sliding slot 4, and the fastening feet 21 are symmetrically disposed on the shifting block 2, so as to ensure the fastening of the shifting block 2 with the sliding slot 4 and the stability of the shifting block 2 sliding along the sliding slot 4.

In addition, the inner wall of the sliding groove 4 is provided with a positioning groove corresponding to the opening and locking states of the shifting block 2, such as a first positioning groove 42 and a second positioning groove 43 shown in fig. 5, the shifting block 2 is provided with an elastic positioning pin 23 matched and positioned and connected with the positioning groove as shown in fig. 3-4, and thus the shifting block 2 can be positioned through the matching of the elastic positioning pin 23 and the positioning groove when being shifted to the opening or locking state, so that the shifting block 2 can be prevented from loosening, and the hand feeling of the shifting block 2 during shifting operation can be increased.

In this embodiment, the positioning grooves are symmetrically disposed on the inner walls of the two sides of the sliding groove 4, that is, the first positioning groove 42 and the second positioning groove 43 are symmetrically disposed on the inner walls of the two sides of the sliding groove 4, respectively, the elastic positioning pins 23 are symmetrically disposed on the dial 2, and the elastic member 24 is disposed between the elastic positioning pins 23, and the elastic member 24 may specifically be a spring, so that when the elastic positioning pins 23 slide to be engaged with the positioning grooves, the elastic positioning pins 23 are propped open by the tension of the spring to be engaged with the positioning grooves; when the elastic positioning leg 23 slides out of the positioning groove, the side wall of the sliding groove 4 can extrude the elastic positioning leg 23 to compress the spring, so that the shifting block 2 and the sliding groove 4 are in sliding fit to keep tension, and the shifting block 2 and the sliding groove 4 are not loosened.

The installation mode of the specific spring adopts the following modes: a spring mounting gap 25 is formed between the elastic positioning legs 23, a spring mounting column 26 is convexly arranged on the side wall of one elastic positioning leg 23 positioned at the spring mounting gap 25, and one end of the spring is positioned and mounted on the spring mounting column 26; the other elastic positioning leg 23 is provided with a hole 27 for facilitating molding of the spring mounting leg 26 corresponding to the spring mounting leg 26, and the other end of the spring abuts against the elastic positioning leg 23 provided with the hole 27 and is fitted into the spring mounting gap 25 at the time of mounting.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. The utility model provides a push-and-pull lock, includes handle frame, shifting block and shift fork, and this handle frame is equipped with the spout, its characterized in that, the inner wall of spout is equipped with the solid limit of card along its length direction extension, the shifting block orientation extend in the spout be equipped with the card foot of the solid limit joint of card, just the card foot can be followed the solid limit of card slides, the shifting block corresponds the shift fork is equipped with the cartridge groove, the shift fork orientation the shifting block extension is equipped with the plug-in pin, the shift fork is followed the spout is kept away from the one end of shifting block penetrates and passes through plug-in pin is fixed in the cartridge groove with the shifting block is connected.

2. A push-pull lock as claimed in claim 1, wherein the retaining edges are symmetrically disposed on the inner walls of the two sides of the sliding groove, and the retaining legs are symmetrically disposed on the tumbler.

3. A push-pull lock as claimed in claim 1 or 2, wherein the inner wall of the sliding groove is provided with a positioning groove corresponding to the open and closed states of the tumbler, and the tumbler is provided with an elastic positioning leg corresponding to the positioning groove and in positioning connection therewith.

4. A push-pull lock as claimed in claim 3, wherein the positioning slots are symmetrically provided on both inner walls of the sliding slot, the resilient positioning legs are symmetrically provided on the tumbler, and a resilient member is provided between the resilient positioning legs.

5. A push-pull lock as claimed in claim 4, wherein the resilient member is a spring.

6. A push-pull lock as claimed in claim 5, wherein spring mounting gaps are formed between the resilient locating legs, and wherein a spring mounting post projects from one side wall of one of the resilient locating legs at one side of the spring mounting gap, one end of the spring being positioned and mounted on the spring mounting post; the other elastic positioning foot corresponds to the spring mounting column, a hole body convenient for forming the spring mounting column is arranged on the spring mounting column, and the other end of the spring abuts against the elastic positioning foot provided with the hole body.