CN220285497U

CN220285497U - Novel door lock

Info

Publication number: CN220285497U
Application number: CN202321752076.0U
Authority: CN
Inventors: 陈国东
Original assignee: Wenzhou Hongqi Lock Co ltd
Current assignee: Wenzhou Hongqi Lock Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-01-02
Anticipated expiration: 2033-07-05

Abstract

The utility model provides a novel door lock, which comprises a lock shell, wherein a lock tongue and a linkage piece connected with the lock tongue are arranged in the lock shell, the novel door lock also comprises a stirring assembly used for driving the linkage piece to reciprocate so as to control the lock tongue to unlock or lock, the stirring assembly comprises a rotating seat used for connecting a square rod, the rotating seat comprises a rotating column and a first stirring piece which are of an integrated structure, the traditional stirring assembly is arranged into a double-layer stirring piece, a reset torsion spring is pressed on the rotating column through the double-layer stirring piece, so that the reset torsion spring always keeps even stress when elastic deformation occurs, the use effect and smoothness are improved, in addition, a notch which is approximately small is arranged in a second limiting hole of the lock shell, so that the marble can be smoother when the limiting position is switched, the practical effect of a lockset is improved, and a screw hole with a curled edge is arranged on the lock shell, so that the novel door lock is connected with a stud provided with a handle, the installation structure is simple, the use effect is good, and the operation is smoother.

Description

Novel door lock

Technical Field

The utility model relates to a door lock, in particular to a novel door lock.

Background

At present, the traditional door lock in the market basically drives a lock tongue to unlock or lock through the rotation of a poking component, the rotating column of the poking component is sleeved with a reset torsion spring to realize the reset of the poking component, in the traditional lockset, the reset torsion spring is sleeved on the rotating column, and because the upper end stress point and the lower end stress point of the torsion spring are staggered, in the elastic deformation process of the torsion spring, the torsion spring can cause angular offset in the torsion spring because of the staggered stress points at the upper end and the lower end, so that the stress of the poking component is uneven, the using effect of a lock body is influenced, and the marble used in the traditional lock body is limited, so that the click performance is strong, and the use is unsmooth; still need set up the mounting in the lock shell and be used for cooperating the screw rod installation handle, the structure is complicated, and the increase cost exists more drawback.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a novel door lock.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a novel door lock, includes the lock shell, is equipped with the spring bolt in the lock shell and connects the linkage spare of spring bolt, thereby still including being used for driving linkage spare reciprocating motion control spring bolt unblock or the subassembly of stirring of locking, stirring the subassembly including having the rotation seat that is used for connecting the square pole, rotate the seat and include the rotation post and the first plectrum of integral type structure, when rotating the seat and rotate, first plectrum drives the linkage spare and makes rectilinear movement, still be equipped with the spacing post that is used for supplying reset torsion spring installation in the lock shell, still include reset torsion spring, reset torsion spring cover is located on the rotation post and the both ends of reset torsion spring are crisscross and spacing post elasticity butt realizes elasticity spacing installation, still include the second plectrum, the second plectrum is installed in the rotation post upper end, reset torsion spring is located between first plectrum and the second plectrum.

The linkage piece have with stir subassembly complex linkage groove, first plectrum has first driving lever, first driving lever is arranged in the linkage inslot, has first contact wall in the linkage inslot, when external force drive rotates the seat and rotates, first driving lever and first contact wall contact drive linkage piece motion cause the spring bolt to switch to the unblock state.

The second shifting piece is provided with a second shifting rod, the linkage piece is provided with a second contact wall, and when the rotating seat is driven to rotate reversely by external force, the second shifting rod is contacted with the second contact wall to drive the linkage piece to move so as to switch the lock tongue to an up-locking state.

The upper end of the rotating column is provided with a step surface, the second plectrum is arranged on the step surface, a limiting installation groove is formed in the step surface, correspondingly, the inner wall of the second plectrum is provided with a limiting installation block matched with the second plectrum, and linkage fit of the second plectrum and the rotating column is realized through limiting installation of the limiting installation groove and the limiting installation hole.

The width of the limit installation groove is larger than that of the limit installation block, and when the rotation column rotates to the position where the groove wall of the limit installation groove contacts with the side wall of the limit installation block, the second poking piece is linked with the rotation column.

The rotating column is provided with a square hole for connecting the square rod.

The linkage in be equipped with spacing spring, still include spacing marble, spacing marble and spacing spring elasticity butt, correspondingly, be equipped with first spacing hole and the spacing hole of second that supplies spacing spring spacing on the lock shell, the spacing hole of second has to first spacing hole direction setting and opening diameter step by step from big to little notch.

The lock shell on be equipped with a plurality of screw holes that are used for cooperating the screw rod to connect the handle, the lock shell is located screw hole department and is equipped with the turn-up that sets up in the lock shell, turn-up surface has the screw thread, the screw rod passes through the screw thread on turn-up surface and realizes threaded connection cooperation.

The utility model has the beneficial effects that: the utility model provides a novel door lock, which is characterized in that a traditional poking component is arranged as a double-layer poking piece, a reset torsion spring is pressed on a rotating column through the double-layer poking piece, so that the reset torsion spring always keeps even stress when in elastic deformation, the use effect and smoothness are improved, a second limiting hole of a lock shell is provided with a notch which is approximately small, the marble can be ensured to be smoother when the limiting position is switched, the practical effect of a lock is improved, and a screw hole with a curled edge is arranged on the lock shell, so that the reset torsion spring is connected with a stud for installing a handle, the installation structure is simple, the use effect is good, and the operation is smoother.

The utility model has the characteristics of simple structure, convenient processing and easy assembly, and has strong practicability.

Drawings

FIG. 1 is a schematic diagram of a locked state structure of the present utility model;

FIG. 2 is a schematic diagram of an unlocked state structure of the present utility model;

FIG. 3 is a schematic view of a lock housing according to the present utility model;

FIG. 4 is an exploded view of the toggle assembly of the present utility model.

Detailed Description

As shown in fig. 1-4, a novel door lock comprises a lock shell 100, wherein a lock tongue 210 and a linkage piece 200 connected with the lock tongue 210 are arranged in the lock shell 100, the novel door lock further comprises a toggle assembly 300 for driving the linkage piece 200 to reciprocate so as to control the lock tongue 210 to unlock or lock, the toggle assembly 300 comprises a rotating seat 310 used for connecting a square rod, the rotating seat 310 comprises a rotating column 311 and a first toggle piece 312 which are integrally formed, when the rotating seat 310 rotates, the first toggle piece 312 drives the linkage piece 200 to do rectilinear motion, a limit column 400 used for installing a reset torsion spring 500 is further arranged in the lock shell 100, the reset torsion spring 500 is sleeved on the rotating column 311, two ends of the reset torsion spring 500 are staggered and elastically abutted against the limit column 400 to realize elastic limit installation, and the toggle assembly further comprises a second toggle piece 320, the second toggle piece 320 is installed at the upper end of the rotating column 311, the reset torsion spring 500 is positioned between the first toggle piece 312 and the second toggle piece 320, in this embodiment, two groups of toggle pieces are adopted to press the reset torsion spring 500 so as to ensure that the reset torsion spring 500 always extends in the axial direction perpendicular to the axial direction of the torsion spring 311, and the reset torsion spring 500 always extends in the axial direction perpendicular to the axial direction of the actual torsion spring 500, and the axial direction of the reset torsion spring is not perpendicular to the axial direction of the actual extension, and the axial direction of the reset torsion spring 500 is always perpendicular to the axial direction of the reset and is always perpendicular to the axial direction and is perpendicular to the axial direction of the extension of the torsion spring and the extension, and the reset spring; after the traditional reset torsion spring 500 is sleeved on the rotating column 311, due to the fact that stress points are staggered, the reset torsion spring 500 is inclined on the rotating column 311, so that when the traditional reset torsion spring is used, stress is uneven, the using effect is affected, and the reset torsion spring 500 is used for resetting the toggle assembly 300.

The linkage member 200 has a linkage groove matched with the toggle assembly 300, the first toggle piece 312 has a first toggle rod 313, the first toggle rod 313 is disposed in the linkage groove, a first contact wall 220 is disposed in the linkage groove, when the rotation seat 310 is driven to rotate by an external force, the first toggle rod 313 contacts with the first contact wall 220 to drive the linkage member 200 to move so as to switch the lock tongue 210 to an unlocking state, the first toggle rod 313 plays a role in driving the linkage member 200 to reset, and the rotation seat 310 rotates under the driving of the elastic restoring force of the reset torsion spring 500, and the first toggle rod 313 contacts with the first contact wall 220 to drive the linkage member 200 to reset.

The second shift plate 320 has a second shift lever 321, the linkage member 200 has a second contact wall 230, when the rotating seat 310 is driven to rotate reversely by an external force, the second shift lever 321 contacts with the second contact wall 230 to drive the linkage member 200 to move so as to switch the lock tongue 210 to the locked state, the second shift lever 321 plays a role in driving the linkage member 200 to move so as to cause the lock tongue 210 to be in the locked state, and when the handle drives the rotating seat 310 to rotate, the second shift lever 321 contacts with the second contact wall 230 to drive the linkage member 200 to move so as to switch the lock tongue 210 to the locked state.

The upper end of the rotating column 311 is provided with a step surface, the second poking piece 320 is arranged on the step surface, the step surface is provided with a limiting installation groove 314, correspondingly, the inner wall of the second poking piece 320 is provided with a limiting installation block 322 which is matched with the second poking piece, the second poking piece 320 is in linkage fit with the rotating column 311 through the limiting installation groove 314 and the limiting installation hole, and in the embodiment, the second poking piece 320 is in synchronous movement through the limiting installation of the limiting installation block 322 and the limiting installation groove 314 of the rotating column 311.

The width of the limit mounting groove 314 is larger than that of the limit mounting block 322, when the rotating column 311 rotates to the state that the groove wall of the limit mounting groove 314 contacts with the side wall of the limit mounting block 322, the second poking plate 320 is linked with the rotating column 311, in this embodiment, the width of the limit mounting groove 314 is larger than that of the limit mounting block 322 to ensure that the second poking plate 320 can adapt to different locks, the internal structure of part of the locks is compact, if the second poking plate 320 and the rotating column 311 are directly and limitedly mounted, the second poking rod 321 can be blocked by studs or other structures in the lock body when being reversely unlocked by external force driving when the rotating seat 310 rotates to a certain angle, so that the groove width of the limit mounting groove 314 is increased, thereby providing a certain free adjustment space for the second poking plate 320, and avoiding the formation of obstruction by contacting with other parts in the lock body.

The rotating column 311 is provided with a square hole 315 for connecting a square rod, the square hole 315 is used for connecting the square rod, the square rod is used for connecting a handle, and the rotating column 311 is driven to synchronously rotate through the rotation of the handle.

The linkage piece 200 in be equipped with spacing spring, still include spacing marble 600, spacing marble 600 and spacing spring elasticity butt, correspondingly, be equipped with on the lock shell 100 and supply spacing first spacing hole 110 of spacing spring and second spacing hole 120, second spacing hole 120 has to first spacing hole 110 orientation setting up and the notch 130 that the opening diameter gradually goes from big to little, spacing marble 600 structure in this embodiment is different from traditional structure in that, set up a notch 130 that the opening diameter gradually diminishes with the position that second spacing hole 120 is close to first spacing hole 110 orientation in this embodiment to make spacing marble 600 break away from behind the spacing hole 120 with notch 130 cooperation, because notch 130 diameter changes from big to little, consequently spacing marble 600 embedding spacing part area in notch 130 also gradually diminishes until spacing marble 600 embeds in first spacing hole 110, first spacing hole 110 is the spacing hole of locking state, second spacing hole 120 is the spacing hole of unblock state, compare with traditional marble structure in this embodiment, can not switch between two spacing marble 600 and the limit effect smoothly, can not influence the limit marble 600 when two limit and the limit marble is more smooth and easy.

The lock shell 100 is provided with a plurality of screw holes 140 for being matched with a screw rod connecting handle, the lock shell 100 is provided with a curled edge arranged in the lock shell 100 at the position of the screw holes 140, the curled edge surface is provided with threads, the screw rod is in threaded connection and matching through the threads on the curled edge surface, in the traditional structure, a fixing piece is arranged in the lock body for being connected with the screw rod, and the lock body is compact in structure, and is provided with the fixing piece inside, so that the processing and the installation are inconvenient; the screw hole 140 adopted in this embodiment is to punch the lock case 100 directly through a machine, the redundant material after punching forms a curled edge, the curled edge is not a complete curled edge, but a curled edge similar to a saw tooth shape is formed, the screw thread is screwed out on the curled edge surface to be matched with the screw rod, the structure is simple, the installation effect is stable, the screw rod penetrates through the whole lock case 100 to be connected with the handle installation seats at two ends, the door plate is penetrated, the screw hole 140 on the lock case 100 mainly limits the relative position of the lock case 100 and the handle, the main fixing effect is the fixing tightness between the door plate and the handle installation seats, and the structure of the curled edge formed by the opening does not influence the integral installation stability.

The utility model provides a novel door lock, which is characterized in that a traditional poking component is arranged as a double-layer poking piece, a reset torsion spring is pressed on a rotating column through the double-layer poking piece, so that the reset torsion spring always keeps even stress when in elastic deformation, the use effect and smoothness are improved, a second limiting hole of a lock shell is provided with a notch which is approximately small, the marble can be ensured to be smoother when the limiting position is switched, the practical effect of a lock is improved, and a screw hole with a curled edge is arranged on the lock shell, so that the reset torsion spring is connected with a stud for installing a handle, the installation structure is simple, the use effect is good, and the operation is smoother.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the utility model, and that simple modifications and substitutions by those skilled in the art are within the scope of the utility model without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a novel lock, includes the lock shell, is equipped with the spring bolt in the lock shell and connects the linkage piece of spring bolt, thereby still including being used for driving linkage piece reciprocating motion control spring bolt unblock or the subassembly of stirring of locking, its characterized in that, stirring subassembly including the rotation seat that is used for connecting the square pole, rotate the seat and include the rotation post and the first plectrum of integral type structure, when rotating the seat and rotate, first plectrum drives the linkage piece and makes rectilinear motion, still be equipped with the spacing post that is used for supplying reset torsion spring installation in the lock shell, still include reset torsion spring, reset torsion spring cover is located on the rotation post and the both ends of reset torsion spring are crisscross with spacing post elasticity butt realization elasticity spacing installation, still include the second plectrum, the second plectrum is installed in the rotation post upper end, reset torsion spring is located between first plectrum and the second plectrum.

2. The door lock of claim 1, wherein the linkage member has a linkage groove matched with the toggle assembly, the first toggle piece has a first toggle rod, the first toggle rod is arranged in the linkage groove, a first contact wall is arranged in the linkage groove, and when the rotation seat is driven to rotate by external force, the first toggle rod contacts with the first contact wall to drive the linkage member to move so as to switch the lock tongue to the unlocking state.

3. The door lock of claim 2, wherein the second toggle has a second toggle lever, and the linkage has a second contact wall, and when the rotary seat is driven to rotate reversely by an external force, the second toggle lever contacts with the second contact wall to drive the linkage to move so as to switch the lock tongue to the locked state.

4. The novel door lock according to claim 3, wherein the upper end of the rotating column is provided with a step surface, the second poking piece is arranged on the step surface, the step surface is provided with a limit mounting groove, correspondingly, the inner wall of the second poking piece is provided with a limit mounting block matched with the limit mounting groove, and the linkage fit of the second poking piece and the rotating column is realized through the limit mounting of the limit mounting groove and the limit mounting hole.

5. The door lock of claim 4, wherein the width of the limit mounting groove is greater than the width of the limit mounting block, and the second pulling piece is coupled with the rotation post when the rotation post rotates until the groove wall of the limit mounting groove contacts with the side wall of the limit mounting block.

6. The door lock of claim 1, wherein the rotating post has square holes for connecting square rods.

7. The novel door lock according to claim 1, wherein the linkage member is internally provided with a limit spring and further comprises a limit marble, the limit marble is elastically abutted against the limit spring, correspondingly, the lock shell is provided with a first limit hole and a second limit hole for limiting the limit spring, and the second limit hole is provided with a notch which is arranged towards the direction of the first limit hole and has an opening diameter gradually from large to small.

8. The door lock according to claim 1, wherein the lock housing is provided with a plurality of screw holes for being matched with the screw rod to connect the handle, the lock housing is provided with a curled edge arranged in the lock housing at the screw holes, the curled edge surface is provided with threads, and the screw rod is matched with the threads on the curled edge surface in a threaded manner.