CN109267830B

CN109267830B - Lock with lock core number seeking and unlocking functions

Info

Publication number: CN109267830B
Application number: CN201811040087.XA
Authority: CN
Inventors: 余长江; 吴建宏
Original assignee: Sinoxlock Kunshan Co ltd
Current assignee: Jintaiyu Precision Hardware (Kunshan) Co.,Ltd.
Priority date: 2018-09-07
Filing date: 2018-09-07
Publication date: 2020-08-28
Anticipated expiration: 2038-09-07
Also published as: CN109267830A

Abstract

The invention discloses a lock with a lock core for number searching and unlocking, which comprises: the coded lock comprises a plurality of character wheels, and each character wheel sleeve of the character wheels is internally sleeved with a number searching groove; the number searching device comprises a finger part which is connected with the first elastic device and is provided with a corresponding number searching groove on one side; the lock core can rotate to drive the driving device to enable the first elastic device to push the finger part of the number searching device and the first elastic device to push the finger part of the number searching device to stretch into the number searching groove and fix the character wheel sleeve; the lock core can rotate to drive the driving device to lift the unlocking mechanism to avoid the retaining wall of the frame for unlocking. Through the mode, the lock with the lock core for searching and unlocking the number realizes that the character wheel is shifted to search the password by rotating the lock core by 90 degrees clockwise through the key under the conditions of locking and incorrect password input, and meanwhile, the lock can be unlocked directly, and has the advantages of high reliability, compact structure, convenience in use and the like.

Description

Lock with lock core number seeking and unlocking functions

Technical Field

The invention relates to the field of locks, in particular to a lock with a lock core for number searching and unlocking.

Background

The existing coded lock is unlocked through a group of preset digital codes, but the lock cannot be unlocked when the codes are forgotten, and the lock is destructively unlocked by means of external force, so that the lock cannot be reused, and a new lock needs to be replaced, which is expensive, labor-consuming and time-consuming; or the lock is unlocked by the key, however, the lock can not be obtained, and the lock needs to be unlocked by the key when being used later, so that the superiority of the coded lock is lost.

Disclosure of Invention

The invention mainly solves the technical problem of providing a lockset with a lock core for number searching and unlocking.

In order to solve the technical problems, the invention adopts a technical scheme that:

provide tool to lock that lock core sought number and unblanked, include:

the coded lock comprises a character wheel set, wherein the character wheel set comprises a plurality of character wheels, and each inner sleeve is provided with a number searching groove on a character wheel sleeve of the character wheel;

one side of the number searching device, which is connected with the first elastic device, is provided with a finger part corresponding to the number searching groove, and the other side of the number searching device is provided with a reinforcing sheet matched with a side plate of the number searching device;

the lock core can rotate to drive the driving device to enable the finger parts of the number searching device to be abutted against the character wheel sleeve, the character wheel sleeve rotates together with the character wheel to enable the number searching grooves to be aligned with the finger parts, and the first elastic device pushes the finger parts to extend into the number searching grooves and fix the character wheel sleeve;

an unlocking mechanism, include the trompil that corresponds with the character wheel, with the blend stop that the character wheel cover corresponds, unlocking mechanism's tip stretches out from the first fender hole of fixing base, the second fender hole of frame, and the lock benevolence is rotatable in order to drive arrangement makes unlocking mechanism lifts the barricade of avoiding the frame.

In a preferred embodiment of the invention, the bottom plate of the driving device is provided with a mounting hole matched with the bulge of the bottom plate of the lock core.

In a preferred embodiment of the present invention, the first elastic device is connected to the cover plate, and the cover plate is connected to the fixing base.

In a preferred embodiment of the invention, the cover plate is provided with a sliding groove for sliding the finger part of the number searching device.

In a preferred embodiment of the present invention, the unlocking mechanism is provided with a lifting piece, and the lock core rotates to drive the lifting edge of the circular arc-shaped vertical plate to lift the lifting piece, so that the unlocking mechanism lifts to avoid the retaining wall of the frame.

In a preferred embodiment of the present invention, the lifting piece, the opening and the blocking strip are of an integrated plate structure.

In a preferred embodiment of the present invention, the lock further comprises a knob set, the lock core is disposed on the knob set, and the knob set rotates to drive the fixing base to rotate.

In a preferred embodiment of the present invention, the shifting block disposed on the knob set drives the locking hook to rotate in the positioning groove on the outer surface of the frame, and the end of the unlocking mechanism is used to block the locking hook from rotating in the positioning groove to complete the locking action.

In a preferred embodiment of the present invention, the unlocking mechanism is connected to the fixing base through a second elastic device.

In a preferred embodiment of the present invention, the combination lock further includes a shaft, the shaft passes through the character wheel with the character wheel sleeve, and two ends of the shaft are respectively connected to the fixing base through a third elastic device.

The invention has the beneficial effects that: the lock with the lock core for searching and unlocking is provided, under the condition that the lock is locked and the password is input incorrectly, the mode that the lock core is rotated by 90 degrees clockwise through the key is used for shifting the character wheel to search the password, and meanwhile, the lock can be unlocked directly, and has the advantages of high reliability, compact structure, convenience in use and the like.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1a is a schematic view of the overall structure of a lock with a wrong password according to a preferred embodiment of the present invention;

FIG. 1b is a schematic view of the key rotating the lock cylinder 90 degrees for a preferred embodiment of the lock assembly of the present invention;

FIG. 1c is a schematic view of a preferred embodiment of a lock with a lock cylinder for number seeking and unlocking according to the present invention, after the lock cylinder is unlocked, the knob is rotated clockwise to an unlocked position;

FIG. 2a is a schematic view of the internal structure of the fixing base when the password of the lock of the present invention is wrong;

FIG. 2b is a schematic view of the internal structure of the fixing base when the lock cylinder of the preferred embodiment of the lock for number searching and unlocking of the lock cylinder of the present invention is rotated 90 degrees;

FIG. 3 is a schematic view of a print wheel set structure of a preferred embodiment of the lock with a lock cylinder for number seeking and unlocking according to the present invention;

FIG. 4 is a schematic view of a number seeking device of a preferred embodiment of the lock core number seeking and unlocking lock of the present invention;

FIG. 5 is a schematic view of a driving device of a preferred embodiment of the lock for number searching and unlocking of the lock cylinder of the present invention;

FIG. 6a is a top view of a number seeking device prior to a number seeking operation of a preferred embodiment of the lock cylinder number seeking and unlocking lock of the present invention;

FIG. 6b is a top view of the post-number seeking apparatus of a preferred embodiment of the lock cylinder number seeking and unlocking lock of the present invention;

FIG. 7a is a side view of the number seeking device of a preferred embodiment of the lock cylinder number seeking and unlocking lock of the present invention when the cylinder is not rotated;

FIG. 7b is a side view of the combination searching device against the number wheel housing when the lock cylinder of the preferred embodiment of the lock core number searching and unlocking lock of the present invention is rotated 90 degrees;

FIG. 7c is a side view of the poke print wheel of a preferred embodiment of the lock cylinder combination and unlock lock of the present invention with the fingers extending into the number seeking grooves;

FIG. 8a is a schematic view of the structure of the unlocking mechanism in case of a wrong code in a preferred embodiment of the lock cylinder number finding and unlocking lock of the present invention;

FIG. 8b is a schematic view of the lock core of the present invention, after the lock core of the preferred embodiment of the lock core is rotated 90 degrees, the unlocking mechanism is unlocked;

FIG. 9 is a schematic view of the unlocking mechanism of a preferred embodiment of the lock cylinder number finding and unlocking lock of the present invention;

FIG. 10 is a top view of the cylinder assembly of the present invention showing a combination error in a preferred embodiment of the lock cylinder combination for both number seeking and unlocking;

FIG. 10a is a cross-sectional view A-A of FIG. 10;

FIG. 10B is a cross-sectional view B-B of FIG. 10;

FIG. 11 is a top view of the unlocking mechanism of the preferred embodiment of the lock cylinder combination and lock of the present invention, shown unlocked with the lock cylinder rotated 90 degrees;

FIG. 11a is a cross-sectional view A-A of FIG. 11;

FIG. 11B is a cross-sectional view B-B of FIG. 11;

FIG. 12 is an exploded view of the overall construction of a preferred embodiment of the lock cylinder combination of the present invention;

fig. 13 is an exploded view of the cylinder assembly of the preferred embodiment of the lock cylinder number-seeking and unlocking lock of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 13, the embodiment of the present invention includes a lock with a lock core for searching and unlocking, which has the function of searching for a password and unlocking through the number searching device 26, and can be applied to a round iron lock.

In the case of the circular lock shown in fig. 1a being locked and the combination being incorrect, the inserted key is horizontal and in fig. 1b the key can be used to turn the lock cylinder 29 clockwise through an angle of 90^oThe key is vertical state, can realize stirring character wheel 13 and look for the password to can realize need not the function that the password was directly unblanked, figure 1c is earlier with the lock core unblock back, clockwise rotation knob to the schematic diagram of unblanking the position again.

Fig. 2a omits the shell a 1, the shell B6, the rotatable knob 28 and the stationary frame 8 of fig. 1, the curved arrow shows the direction of the key rotation, the straight arrow shows the direction of the number seeking device push, and in fig. 2B, the lock core 29 rotates by 90 degrees^oThe key is in a vertical state, and can dial the character wheel 13 to search for a password, in the figure 3, the password lock comprises a character wheel group, the character wheel group comprises a plurality of character wheels 13, each character wheel sleeve 10 internally sleeved with the character wheel 13 is provided with a number searching groove, and the axis 14 penetrates through the character wheel sleeve 13 to connect the character wheel group in series; in fig. 4, 5 and 6a, a finger portion corresponding to the number searching groove is disposed on one side of the number searching device 26 connected to the first elastic device 27, and a reinforcing plate 25 matched with a side plate of the number searching device 26 is disposed on the other side, the reinforcing plate 25 is usually a metal plate, so that the force applied to the side plate of the number searching device 26 is uniform; the driving device 18 comprises a circular arc-shaped vertical plate with a rising edge, and a bulge of a bottom plate of the lock core 29 is inserted into a mounting hole of the bottom plate of the driving device 18, so that the lock core 29 rotates to drive the driving device 18 to rotate; first elastic means 27 and coverThe plate 24 is connected, the cover plate 24 is provided with a sliding groove for sliding the finger part of the number searching device 26, and the cover plate 24 is connected with the fixed seat 21.

In fig. 6b, the key rotates to drive the lock core 29 to rotate, the lock core 29 rotates to drive the driving device 18 to rotate, the circular arc-shaped vertical plate of the driving device 18 is located on the outer surface of the bottom plate, due to the thickness of the circular arc-shaped vertical plate, the driving device 18 rotates to enable the finger part of the circular arc-shaped vertical plate to push the number searching device 26 to abut against the character wheel sleeve 10, the number searching groove of the character wheel 13 is aligned with the finger part by rotating together with the character wheel sleeve 10, due to elastic pressure, the first elastic device 27 pushes the finger part to stretch into the number searching groove and fixes the character wheel sleeve 10 to stop rotating, and the purpose of searching numbers.

Figure 6a shows the initial position of the number seeking device 26 with the lock core 29 unrotated, the lock core 29 being positioned adjacent the number seeking device 26, and figure 6b shows the lock core 29 rotated 90^oThereafter, the driving means 18 push the seeking device 26, and the fingers of the seeking device 26 are extended due to the elastic force of the first elastic means 27.

Fig. 7a, 7b and 7c are enlarged views of the side view of the number seeking operation, fig. 7a shows a normal locking state when the lock core 29 is not rotated and the password is wrong, and fig. 7b shows a state that the lock core 29 is rotated 90^oThen, the driving device 18 pushes the finger portion of the number searching device 26 to abut against the character wheel sleeve 10, fig. 7c shows that the character wheel and the character wheel sleeve are turned, when the corresponding character wheel is the correct password, the finger portion of the number searching device 26 will extend into the number searching groove, so as to achieve the number searching purpose.

Fig. 8a shows that in case of wrong code, the end of the unlocking mechanism 17 extends out of the first blocking hole of the fixing seat 21 and the second blocking hole of the frame in sequence and is blocked by the retaining wall of the frame 21, and fig. 8b shows that the key rotates the lock core 29 clockwise by 90 degrees^oThe lock core 29 is interlocked with the driving device 18 to rotate, and the driving device 18 lifts the unlocking mechanism 17 to avoid the retaining wall of the frame 8, so as to achieve the purpose of unlocking.

In fig. 9, the unlocking mechanism 17 includes an opening corresponding to the character wheel 13, a bar corresponding to the character wheel sleeve 10, the character wheel set is placed above the unlocking mechanism 17 to enable the character wheel set to move in a matching way with the unlocking mechanism 17, the unlocking mechanism 17 is connected with the fixed seat 21 through the second elastic device 16, when the password is incorrect, the end of the unlocking mechanism 17 extends out of the first blocking hole of the fixed seat 21 and the second blocking hole of the frame 8, is blocked by the retaining wall of the frame 8, so that the fixed seat 21 can not rotate when the rotary knob 28 is unlocked, the lock hook 2 can not rotate to unlock, the unlocking mechanism 17 is provided with a lifting piece at the position corresponding to the driving device 18, the key drives the lock core 29 to rotate and drive the circular arc-shaped vertical plate to rotate, the lifting edge of the circular arc-shaped vertical plate lifts and raises the lifting piece, so that the unlocking mechanism 17 lifts the retaining wall avoiding the frame 8, preferably the lifting piece, the opening, the barrier strip may be of an integrated plate structure.

Fig. 10a and 10B are a side view and an enlarged partial view of fig. 10 taken from a-A, B-B, respectively, in which fig. 10a shows that in the wrong-password and locked state, the unlocking mechanism 17 is connected to the fixing base 21 through the second elastic device 16, the unlocking mechanism 17 is located below the character wheel set, the character wheel 13 corresponds to the opening of the unlocking mechanism 17, the stop strip of the unlocking mechanism 17 corresponds to the character wheel sleeve 10, and the end of the unlocking mechanism 17 is in a pressed state and is blocked by the retaining wall of the frame 8, so that the unlocking cannot be performed; fig. 11a and 11B are a side view and an enlarged partial view, respectively, taken from a-A, B-B of fig. 11, showing the lock core 29 rotating to rotate the actuator 18, and the actuator 18 lifting the unlocking mechanism 17 out of the way of the walls of the frame 8 to complete the unlocking.

Fig. 12 shows the overall structure explosion diagram of round lock, including A shell 1, B shell 6, latch hook 2, lock core group, set up change number button 3, change number slider 4 on the lock core group, the lock core group is connected with B shell 6 through location pressure spring 5, when unblanking, rotates knob group 28, and the shifting block of knob matches with the recess of latch hook 2, drives latch hook 2 and rotates, realizes unblanking.

Fig. 13 shows an exploded view of a lock cylinder set structure, which includes a knob set 28, a frame 8, a character wheel set, a number searching device 26, a driving device 18, an unlocking mechanism 17, and a fixing base 21, wherein a lock core 29 is disposed on the knob set 28, the knob set 28 rotates to drive the fixing base 21 to rotate, the frame 8 is provided with a positioning ball pressure spring 7 and a positioning block 9 to limit the rotating position of a lock hook 2, the frame 8 is connected with a B shell 6 through a cross round-head screw 22, a shaft center 14 passes through a character wheel 13 sleeved with a character wheel set 10, the character wheel set is limited through a washer 12 and a shaft center pressure spring 11, two ends of the shaft center 14 are respectively connected with the fixing base 21 through a third elastic device, the third elastic device includes a third pressure spring 19 and a steel ball 20, a shifting block disposed on the knob set drives the lock hook 2 to rotate in a positioning groove on the outer surface of the frame 8, an end of the unlocking mechanism 17 is used for blocking the, when the lock is unlocked, the frame 8 is fixed, and the knob group 28 and the fixed seat 21 rotate.

The lock with the lock core for number searching and unlocking has the advantages that: the lock with the lock core for searching and unlocking is provided, under the condition that the lock is locked and the password is input incorrectly, the mode that the lock core is rotated by 90 degrees clockwise through the key is used for shifting the character wheel to search the password, and meanwhile, the lock can be unlocked directly, and has the advantages of high reliability, compact structure, convenience in use and the like.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. Lock that lock core sought the number and unblanked, its characterized in that includes:

the lifting mechanism is characterized by further comprising an unlocking mechanism, the unlocking mechanism is provided with a lifting piece, the lock core rotates to drive the lifting edge of the arc-shaped vertical plate to lift the lifting piece, so that the unlocking mechanism lifts up a retaining wall which avoids the frame, and the unlocking mechanism is provided with an opening corresponding to the character wheel and a blocking strip corresponding to the character wheel sleeve.

2. The lock with the lock core number seeking and unlocking function as claimed in claim 1, wherein the bottom plate of the driving device is provided with a mounting hole matched with the protrusion of the bottom plate of the lock core.

3. The lock with the lock cylinder number seeking and unlocking according to claim 1, wherein the first elastic device is connected with a cover plate, and the cover plate is connected with the fixed seat.

4. The lock with the lock cylinder for number searching and unlocking according to claim 3, wherein the cover plate is provided with a sliding groove for sliding the finger part of the number searching device.

5. The lock with the lock cylinder number seeking and unlocking according to claim 1, wherein the unlocking mechanism is of an integrated plate type structure.

6. The lock with the lock cylinder capable of number searching and unlocking according to claim 1, further comprising a knob set, wherein the lock cylinder is arranged on the knob set, and the knob set rotates to drive the fixing seat to rotate.

7. The lock with the lock cylinder number seeking and unlocking function as claimed in claim 6, wherein the shifting block arranged on the knob group drives the lock hook to rotate in the positioning groove on the outer surface of the frame, and the end of the unlocking mechanism is used for blocking the lock hook from rotating in the positioning groove to complete the locking action.

8. The lock with the lock cylinder number seeking and unlocking according to claim 1, wherein the unlocking mechanism is connected with the fixed seat through a second elastic device.

9. The lock with the lock cylinder for number searching and unlocking according to claim 1, wherein the coded lock further comprises an axle center, the axle center penetrates through a character wheel with a character wheel sleeve, and two ends of the axle center are respectively connected with the fixed seat through a third elastic device.