CN105971408B

CN105971408B - Lock core mechanism

Info

Publication number: CN105971408B
Application number: CN201610541106.1A
Authority: CN
Inventors: 闵浩; 石存平
Original assignee: East Of Nanjing Electric Applicance Co Ltd
Current assignee: Dongwu Shian Iot Technology Jiangsu Co ltd
Priority date: 2016-07-11
Filing date: 2016-07-11
Publication date: 2019-02-01
Anticipated expiration: 2036-07-11
Also published as: CN105971408A

Abstract

The invention discloses a kind of lock core mechanisms, including lock gall shell and clutch part, sequentially connected lock gall, the cam in lock gall, clutch ejection piece are equipped in the lock gall shell, the clutch ejection piece includes the fastening end to fasten with cam and ejection axis, it is arranged reset spring on the ejection axis, and is protruded into clutch part；It is equipped with pin in the clutch part, when key insertion lock gall, and is rotated with moving cam, cam clutch pushes clutch ejection piece to do axial linear movement, ejects pin, completes to unlock.The lock core mechanism converts the rotary motion of key to by the composite structure of cam and clutch ejection piece the linear motion of ejection axis, and pin is ejected by ejection axis, complete unlock, the rotary motion of key is converted to the linear motion of ejection axis, so that the machine driving connection of lock core mechanism is simpler, efficient and reliable, the safety of lock core mechanism is enhanced.

Description

Lock core mechanism

Technical field

The present invention relates to a kind of lock core more particularly to lock core mechanisms.

Background technique

Lock is being widely used with office at home, in recent years, with the rapid development of electronic technology, traditional lockset Production earth-shaking change has occurred, modern electronic technology is combined with mechanical technique, produce it is large quantities of such as acoustic control locks, Magnetic control lock, coded lock, remote-controlled lock, the advanced electronic lock such as Fingerprint Lock.

Traditional lock-insertion structure is generally individually placed, difficult with the cooperation of electronic lock, it is less directly apply on electronic lock and Electronic lock other structures are used cooperatively, and in addition most electronic locks producer is individually placed by lock gall, such as lock body bottom, and position is arranged Set it is excessively hidden, it is inconvenient, reduce the user experience of product, be unable to satisfy client's needs.In addition the zero of conditional electronic lock Part mostly uses powder alloy material punching press to be made, and hardness is low, intensity is weak, wear no resistance, frictional resistance is big, the short equal spies of service life Point largely affects the overall performance of lockset and the weatherability of lockset, makes it that can not adapt to different climatic conditions, holds It is vulnerable, it can not work normally under more harsh climate

It would therefore be highly desirable to solve the above problems.

Summary of the invention

Goal of the invention: the object of the present invention is to provide a kind of structures to be simple and convenient to operate, highly-safe and survivable Lock core mechanism.

Technical solution: a kind of lock core mechanism of the present invention, including lock gall shell and clutch part are equipped in the lock gall shell Sequentially connected lock gall, the cam in lock gall, clutch ejection piece, the clutch ejection piece include the card to fasten with cam End and ejection axis are closed, is arranged reset spring on the ejection axis, and protrude into clutch part；It is equipped with pin in the clutch part, works as key It is inserted into lock gall, and is rotated with moving cam, cam clutch pushes clutch ejection piece to do axial linear movement, ejects pin, completes solution Lock.

Wherein, the clutch ejection piece between the cam and reset spring is equipped in lock gall shell.

Preferably, the front end of the ejection axis is conical surface, which connects with the front-end surface of pin Touching is in blocking；It when key insertion lock gall, and is rotated with moving cam, it is axial straight that cam clutch pushes clutch ejection piece to do Line is mobile, and the front-end surface of the conical surface and pin is separated, and ejects pin, completes unlock.

Preferably, the diameter of the ejection axis is greater than the diameter of pin.So that the linear movement distance of ejection axis is longer than pin Diameter is followed closely, convenient for ejection pin completely, completes unlock.

Further, lock gall shell one end outer wall is equipped with screw thread.Convenient for lock gall shell is screwed in lockset.

Furthermore the lock gall shell outer wall is arranged with handle.After handle is convenient for key unlocking, user unscrews lockset, completes It unlocks.

Preferably, the lock gall shell, clutch part, lock gall, cam and clutch ejection piece are machined piece.

It further, is in the hollow form structure of cross with section in the clutch part, wherein in the hollow cavity of vertical direction Ejection axis is accommodated, accommodates pin in the hollow cavity of horizontal direction.

Workflow: the lock core mechanism default conditions are blocking, eject the front end conical surface and pin of axis at this time The front-end surface of nail is in contact, and key is inserted into lock gall, and rotates with moving cam, and under the action of cam principle, cam-engaged is pushed away Dynamic clutch ejection piece does axial linear movement, and the front-end surface of the conical surface and pin that eject end is separated, and ejects pin, Pin moves right, and completes unlock.

After the completion of unlock, clutch ejection piece returns to initial position under the action of reset spring；Pin is in external force Under, pin is moved to the left, and the front-end surface of pin is in contact with the front end conical surface of ejection axis, and lock gall returns to initial lock State.

The utility model has the advantages that compared with prior art, remarkable advantage of the invention is: first the lock core mechanism by cam with from The composite structure for closing ejection piece converts the rotary motion of key to the linear motion of ejection axis, and passes through ejection axis knock pin Nail completes unlock, the rotary motion of key is converted to the linear motion of ejection axis, so that the machine driving of lock core mechanism connects It is simpler, efficient and reliable, enhance the safety of lock core mechanism；Secondly by the structure cooperation between component, so that lock core It is in-house simple and reasonable and compact, convenient for being fitted into electronic lock, meet the requirements of installation space of electronic lock；Again Person, each component forms modularization in the lock core mechanism, and the maintenance of easy to produce and part replacement extends product service life, drop Low production cost；Then the unlocking manner in handle is arranged in the lock core mechanism and enhances the use feeling of user, facilitate use Family uses；Lock gall, cam, clutch ejection piece, lock gall shell and the clutch part of lock core mechanism are all made of machining in the last present invention, So that lock core mechanism has higher wearability, corrosion resistance and weatherability, it still can normal work under compared with harsh climate environment Make.

Detailed description of the invention

Fig. 1 is perspective view of the explosion of the invention；

Fig. 2 is the structural schematic diagram of cam in the present invention；

Fig. 3 is the structural schematic diagram of clutch ejection piece in the present invention；

Fig. 4 is structural schematic diagram of the invention；

Fig. 5 is blocking schematic diagram of the present invention；

Fig. 6 is unlocking condition schematic diagram of the present invention；

Fig. 7 is the partial enlarged view of Fig. 6.

Specific embodiment

Technical solution of the present invention is described further with reference to the accompanying drawing.

As shown in Figure 1 and Figure 4, the invention discloses a kind of lock core mechanism, including lock gall shell 1 and clutch part 2, lock gall shells 1 Inner wall be hollow structure, 1 one end outer wall of lock gall shell be equipped with screw thread 8, convenient for lock gall shell screw in electric lockset other component in, with Other component is used cooperatively；1 other end outer wall of lock gall shell is arranged with handle 9, and after handle is convenient for key unlocking, user unscrews lock Tool is completed to unlock.

Being equipped in lock gall shell 1 of the invention further includes sequentially connected lock gall 3, cam 4, clutch ejection piece 5, such as Fig. 2 and Shown in Fig. 3.Cam 4 is arranged in lock gall 3, is fastened on 3 inner wall of lock gall.The clutch ejection piece 5 includes fastening with cam 4 Fastening end 501 and ejection axis 502, reset spring 6 is arranged on the ejection axis 502, and protrude into clutch part 2, in the clutch part 2 Equipped with pin 7.And the clutch ejection piece 5 between the cam 4 and reset spring 6 is set in lock gall shell 1.

The front end of the ejection axis 502 is conical surface, which is in contact with the front-end surface of pin 7, In blocking；It when the insertion lock gall 3 of key 10, and is rotated with moving cam 4, the engagement of cam 4 pushes clutch ejection piece 5 to do axial direction Linear movement, the front-end surface of the conical surface and pin 7 are separated, and eject pin 7, complete unlock.The ejection axis 502 Diameter be greater than pin 7 diameter so that ejection axis linear movement distance be longer than pin diameter, convenient for completely ejection pin, Complete unlock.The rotary motion of key is converted to the linear motion of ejection axis by the lock core mechanism, so that the machinery of lock core mechanism It is sequentially connected simpler, efficient and reliable, enhances the safety of lock core mechanism.

Having section in clutch part 2 of the invention is in the hollow form structure of cross, wherein the hollow cavity content of vertical direction It receives and ejects axis 502, accommodate pin 7 in the hollow cavity of horizontal direction.

Wherein lock gall shell 1, clutch part 2, lock gall 3, cam 4 and clutch ejection piece 5 are machined piece.Compared to traditional It is made up of powder alloy material punching press, with hardness is high, intensity is big, wearability is good, frictional resistance is small, the spies such as long service life Point greatly enhances the overall performance of lock core mechanism, improves the lock core mechanism lock core mechanism suitable for electronic lock Weatherability makes it that different climatic conditions, high reliablity can be used, even if can still work normally under more harsh climate.

As illustrated in figs. 5-7, which is blocking, ejects the front end cone table of axis 502 at this time Face is in contact with the front-end surface of pin 7, and key is inserted into lock gall 3, and rotates with moving cam 4, convex under the action of cam principle With fastening end 501 gear motion occurs for wheel 4, and ejection end 502 is pushed to do axial linear movement, and clutch distance is L1；Ejection The front-end surface of conical surface and pin 7 at end 502 is separated, and ejects pin 7, and pin 7 moves right L2, completes to unlock.

After the completion of unlock, clutch ejection piece 5 returns to initial position under the action of reset spring 6；Pin 7 is in outer masterpiece Under, pin 7 is moved to the left, and the front-end surface of pin 7 is in contact with the front end conical surface of ejection axis 502, and lock gall 3 returns to Initial lock state.

Claims

1. a kind of lock core mechanism, it is characterised in that: be equipped with including lock gall shell (1) and clutch part (2), in the lock gall shell (1) according to The lock gall (3) of secondary connection, be located at lock gall (3) in cam (4), clutch ejection piece (5), the clutch ejection piece (5) include with The fastening end (501) and eject axis (502) that cam (4) fastens, are arranged reset spring (6) on the ejection axis (502), and protrude into In clutch part (2)；Pin (7) are equipped in the clutch part (2), with section in the hollow form knot of cross in the clutch part (2) Structure wherein accommodates ejection axis (502), accommodates pin (7) in the hollow cavity of horizontal direction in the hollow cavity of vertical direction；The top The diameter of shaft (502) is greater than the diameter of pin (7), and the front end of ejection axis (502) is conical surface, the cone table Face is in contact with the front-end surface of pin (7), is in blocking；It is rotated when key insertion lock gall (3), and with moving cam (4), Cam (4) clutch pushes clutch ejection piece (5) to do axial linear movement, the front-end surface phase of the conical surface and pin (7) It is detached from, ejects pin (7), complete unlock.

2. lock core mechanism according to claim 1, it is characterised in that: between the cam (4) and reset spring (6) Clutch ejection piece (5) be equipped with lock gall shell (1) in.

3. lock core mechanism according to claim 1, it is characterised in that: lock gall shell (1) one end outer wall is equipped with screw thread (8)。

4. lock core mechanism according to claim 1, it is characterised in that: lock gall shell (1) outer wall is arranged with handle (9).

5. lock core mechanism according to claim 1, it is characterised in that: the lock gall shell (1), clutch part (2), lock gall (3), Cam (4) and clutch ejection piece (5) are machined piece.