CN108487787B - Lock core and have its tool to lock - Google Patents
Lock core and have its tool to lock Download PDFInfo
- Publication number
- CN108487787B CN108487787B CN201810299263.5A CN201810299263A CN108487787B CN 108487787 B CN108487787 B CN 108487787B CN 201810299263 A CN201810299263 A CN 201810299263A CN 108487787 B CN108487787 B CN 108487787B
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- China
- Prior art keywords
- lock
- lock cylinder
- liner
- groove
- cylinder
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0038—Operating or controlling locks or other fastening devices by electric or magnetic means using permanent magnets
- E05B47/0044—Cylinder locks with magnetic tumblers
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0038—Operating or controlling locks or other fastening devices by electric or magnetic means using permanent magnets
- E05B47/0045—Operating or controlling locks or other fastening devices by electric or magnetic means using permanent magnets keys with permanent magnets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Lock And Its Accessories (AREA)
Abstract
The invention provides a lock cylinder and a lockset with the same, wherein the lock cylinder comprises a lock shell, an outer lock liner, an inner lock liner, a rotating lug, a marble component and a clutch component, the outer lock liner is rotatably arranged in the lock shell, the inner lock liner is rotatably arranged in the outer lock liner, the rotating lug is sleeved at the second end of the inner lock liner, the clutch component comprises a linkage piece, the linkage piece is arranged on the inner lock liner and rotates along with the inner lock liner, the linkage piece moves along the radial direction of the inner lock liner and has a clamping position clamped with the rotating lug and a disengaging position separated from the rotating lug, when the linkage piece is positioned at the clamping position, the inner lock liner drives the rotating lug to rotate through the linkage piece, and when the linkage piece is positioned at the disengaging position, the outer lock liner, the inner lock liner and the linkage piece synchronously idle relative to the lock shell. The invention solves the problems that the pin tumbler lock core in the prior art does not have the idle running function, and when the wrong key is used for forcible unlocking, the key or the lock core is easy to damage due to strong violent torsion, so that the lockset with the pin tumbler lock core cannot be used continuously, and even is illegally opened.
Description
Technical Field
The invention relates to the technical field of cylinder locks, in particular to a lock cylinder and a lock with the same.
Background
The spring lock core has a simple structure, and can be successfully unlocked only by the correct mechanical tooth shape; however, the existing cylinder lock core has low anti-theft performance, and the existing cylinder lock core does not have an idle function, and when the wrong key is used for forcibly unlocking, the key or the cylinder lock core is easily damaged due to strong violent torsion, so that the lockset with the cylinder lock core cannot be used continuously.
Disclosure of Invention
The invention mainly aims to provide a lock cylinder and a lockset with the same, so as to solve the problems that the lock with the spring lock cylinder cannot be used continuously or even illegally opened because the key or the lock cylinder is easily damaged due to strong violent torsion when the lock is forcibly opened by using an incorrect key in the prior art.
In order to achieve the above object, according to one aspect of the present invention, there is provided a lock cylinder including: a lock case; the outer lock liner is rotatably arranged in the lock shell and is provided with an installation cavity; the inner lock liner is rotatably arranged in the mounting cavity, and a key insertion opening is formed in the end face of the first end of the inner lock liner; the rotary lug is sleeved at the second end of the inner lock liner, and the rotation of the rotary lug is used for unlocking or locking the lockset; the marble component is embedded in the outer lock liner and the inner lock liner; when a plurality of pins of the pin assembly are matched with the unlocking key, the unlocking key drives the inner lock liner to independently rotate relative to the outer lock liner and the lock shell so as to drive the rotating lug to rotate; when the marble component is not matched with the unlocking key, the inner lock liner and the outer lock liner are linked; the clutch assembly is arranged in the lock shell and comprises a linkage piece, the linkage piece is arranged on the inner lock liner and rotates along with the inner lock liner, the linkage piece moves along the radial direction of the inner lock liner and has a clamping position clamped with the rotating lug and a separating position separated from the rotating lug, when the linkage piece is positioned at the clamping position, the inner lock liner drives the rotating lug to rotate through the linkage piece, and when the linkage piece is positioned at the separating position, the outer lock liner, the inner lock liner and the linkage piece idle synchronously relative to the lock shell.
Further, the clutch assembly further comprises: the driving piece is movably arranged on the outer lock liner along the radial direction of the outer lock liner and is provided with an unlocking allowing position and a protecting position, the first end of the driving piece is abutted with the linkage piece, and the second end of the driving piece is abutted with the lock shell; when the driving piece is positioned at the unlocking-allowed position, the linkage piece is positioned at the clamping position; the driving member moves from the unlocking position to the protecting position, and the driving member pushes the linkage member to the disengaging position.
Further, an installation through hole is formed in the outer lock liner, the driving piece is installed in the installation through hole, a pushing groove is formed in the inner wall surface of the lock shell, the driving piece is provided with a touch end surface matched with the groove wall surface of the pushing groove, and when the outer lock liner rotates relative to the lock shell, the bottom surface of the pushing groove pushes the touch end surface to enable the driving piece to move towards the linkage piece to push the linkage piece.
Further, the driving piece comprises a driving column and a butt joint which are connected along the direction far away from the linkage piece, wherein the butt joint is provided with a touch end face, and the cross section area of the butt joint is gradually reduced along the direction far away from the linkage piece.
Further, the touch end surface is at least a part of a conical surface or at least a part of a spherical surface.
Further, the mounting through hole is a stepped hole, the clutch assembly further comprises a driving piece reset spring, the driving piece reset spring is sleeved on the driving column, the first end of the driving piece reset spring is abutted with the stepped surface of the stepped hole, and the second end of the driving piece reset spring is abutted with the abutting joint so as to push the driving piece to an unlocking-allowed position.
Further, the rotating lug comprises an annular body and a lug, wherein the annular body is sleeved on the inner lock liner, and the lug is arranged on the outer peripheral surface of the annular body.
Further, a clamping notch is formed in the inner peripheral surface of the annular body, and the linkage piece is provided with a clamping protrusion which is clamped with the clamping notch; when the clamping bulge stretches into the clamping notch, the linkage piece is located at the clamping position, and when the clamping bulge exits from the clamping notch, the linkage piece is located at the separating position.
Further, the second end of the inner lock liner is provided with a mounting groove, the linkage piece is movably arranged in the mounting groove, the clutch assembly further comprises a linkage piece reset spring, and the linkage piece reset spring is arranged in the mounting groove and positioned between the inner lock liner and the linkage piece so as to push the linkage piece to the clamping position.
Further, a positioning groove is formed in the bottom surface of the mounting groove, the first end of the linkage piece reset spring is in butt joint with the bottom surface of the positioning groove, and the second end of the linkage piece reset spring is in butt joint with the linkage piece.
Further, the mounting groove comprises a first groove section and a second groove section which are communicated with each other along the axial direction of the inner lock liner, wherein the first groove section is close to the second end of the inner lock liner relative to the second groove section, and the width of the first groove section is smaller than that of the second groove section; the linkage piece is along the axial of inner lock courage including connecting segment and the spacing section that is connected, and wherein, connecting segment suitability sets up in first slot segment, and spacing section suitability sets up in the second slot segment.
Further, a plurality of first marble mounting holes are formed in the outer lock liner, a plurality of second marble mounting holes corresponding to the first marble mounting holes one by one are formed in the inner lock liner, and each marble is movably arranged in a group of corresponding first marble mounting holes and second marble mounting holes.
Further, the marble comprises an upper marble and a lower marble which are abutted along the direction away from the inner lock liner, the marble component further comprises a marble reset spring, the marble reset spring is arranged in the first marble installation hole, the first end of the marble reset spring is abutted with the lock shell, and the second end of the marble reset spring is abutted with the upper marble.
Further, the lock core still includes dustproof subassembly, and dustproof subassembly includes: the dustproof cover is arranged at the first end of the inner lock liner and is provided with a dustproof opening corresponding to the key insertion opening; the dustproof sheet is arranged between the inner lock liner and the dustproof cover and can be overturned on the inner lock liner or the dustproof cover so as to shield the dustproof opening; the torsion spring is connected with the dustproof sheet to provide the restoring force of overturning towards shielding the dustproof opening.
Further, a magnetic induction ball assembly hole is further formed in the end face of the first end of the inner lock liner, a magnetic induction ball assembly groove corresponding to the magnetic induction ball assembly hole is formed in the outer lock liner, the lock cylinder further comprises a magnetic induction ball and a magnetic induction ball reset spring, the magnetic induction ball is movably arranged at the magnetic induction ball assembly hole and the magnetic induction ball assembly groove and is matched with an unlocking key in a magnetic induction mode, and the magnetic induction ball reset spring is arranged between the magnetic induction ball and the dust cover.
Further, a stop ring groove is formed in the outer peripheral surface of the inner lock liner, the lock cylinder further comprises a stop piece, and the stop piece is clamped at the stop ring groove and is abutted to the end face of the rotating lug, which is far away from the second end of the inner lock liner.
According to another aspect of the present invention, there is provided a lock, comprising: a lock body; the locking piece is arranged on the lock body and moves to unlock or lock the lockset; the lock cylinder is arranged on the lock body, and the rotating lug of the lock cylinder is matched with the locking piece to drive the locking piece to move; the lock cylinder is the lock cylinder; and the unlocking key is used for driving the rotating lug of the lock cylinder to rotate.
By adopting the technical scheme, the linkage piece is arranged on the inner lock liner, can rotate along with the inner lock liner, can move along the radial direction of the inner lock liner, and has a clamping position clamped with the rotating lug and a separating position separated from the rotating lug. Therefore, when the lock cylinder is in a locking state, the linkage piece is positioned at the clamping position, the unlocking key is inserted into the key insertion opening, and the plurality of pins are matched with the unlocking key, so that the inner lock liner can rotate relative to the outer lock liner, a user rotates the unlocking key, the unlocking key drives the inner lock liner to independently rotate, and the inner lock liner drives the rotating lug to rotate through the linkage piece, so that unlocking or locking of the lockset is realized; when a user inserts an incorrect key, the linkage piece moves from the clamping position to the separating position, and the outer lock liner, the inner lock liner and the linkage piece idle synchronously relative to the lock shell, so that the key or the lock cylinder is effectively prevented from being damaged easily due to strong violent torsion, and the safety and the anti-theft performance of the lock cylinder are improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
fig. 1 shows a schematic exploded view of a lock cylinder according to an alternative embodiment of the invention;
FIG. 2 shows a schematic front cross-sectional view of the lock cylinder of FIG. 1 in a locked state;
FIG. 3 shows a schematic cross-sectional view at A-A in FIG. 2;
FIG. 4 is a schematic view in front cross-section of an unlocked lock cylinder with an unlocking key inserted into the lock cylinder;
FIG. 5 shows a schematic cross-sectional view of the unlocking key at B-B in the unlocked state shown in FIG. 4 rotated 90 degrees;
FIG. 6 shows a schematic cross-sectional view of the lock cylinder shown in FIG. 1 in an idle state;
fig. 7 shows a schematic cross-sectional view at C-C in fig. 6.
Wherein the above figures include the following reference numerals:
10. a lock case; 11. a pushing groove; 20. an outer lock liner; 21. a mounting cavity; 22. mounting through holes; 23. a first pin mounting hole; 24. a magnetically induced marble assembly groove; 30. an inner lock liner; 31. a key insertion port; 32. a mounting groove; 321. a first trough section; 322. a second trough section; 33. a positioning groove; 34. a second pin mounting hole; 35. a magnetically induced pin assembly hole; 36. a stop ring groove; 40. a rotating lug; 41. an annular body; 411. a clamping notch; 42. a lug; 50. a pin assembly; 51. a marble; 511. loading a marble; 512. a lower marble; 52. spring return spring; 60. a clutch assembly; 61. a linkage member; 611. a connection section; 612. a limiting section; 613. the clamping bulge; 62. a driving member; 621. a drive column; 622. a butt joint; 623. touching the end face; 63. a driving member return spring; 64. a linkage member return spring; 70. a dust-proof assembly; 71. a dust cover; 711. a dust-proof opening; 72. a dust-proof sheet; 73. a torsion spring; 81. magnetic induction marble; 82. a magnetically induced spring return spring; 90. a stopper; 2. unlocking the key; 200. and magnetic steel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the problem that a pin tumbler lock cylinder in the prior art does not have an idle running function, when a wrong key is used for forced unlocking, the key or the lock cylinder is easy to damage due to strong violent torsion, so that a lockset with the pin tumbler lock cylinder cannot be used continuously or even illegally opened. The lockset comprises the lock cylinder.
It should be noted that, the lock cylinder shown in fig. 2 and 3 is in a locked state, that is, the inner lock cylinder 30 is locked with the outer lock cylinder 20 (that is, both are linked), and the outer lock cylinder 20 is locked with the lock shell 10 (that is, both are linked); the lock cylinder shown in fig. 4 and 5 is in an unlocked state, which means that a user inserts the unlocking key 2 so that the inner cylinder 30 can rotate independently relative to the outer cylinder 20, and at this time, the outer cylinder 20 is locked with the lock case 10 (i.e., both are linked), wherein fig. 5 is a schematic sectional view at B-B in fig. 4 after the unlocking key 2 is rotated 90 degrees on the basis of fig. 4; the cylinder shown in fig. 6 and 7 is in an idle state, which means that the user inserts an incorrect key, and the inner cylinder 30 and the outer cylinder 20 are idle in synchronization with respect to the lock case 10.
As shown in fig. 1 to 7, the lock cylinder comprises a lock shell 10, an outer lock cylinder 20, an inner lock cylinder 30, a rotating lug 40 and a marble assembly 50, wherein the outer lock cylinder 20 is rotatably arranged in the lock shell 10, the outer lock cylinder 20 is provided with a mounting cavity 21, the inner lock cylinder 30 is rotatably arranged in the mounting cavity 21, a key insertion opening 31 is formed on the end face of a first end of the inner lock cylinder 30, the rotating lug 40 is sleeved at a second end of the inner lock cylinder 30, the rotation of the rotating lug 40 is used for realizing unlocking or locking of the lock, a plurality of marble 51 of the marble assembly 50 are embedded in the outer lock cylinder 20 and the inner lock cylinder 30, and a plurality of marble 51 of the marble assembly 50 are movably arranged at the joint of the outer lock cylinder 20 and the inner lock cylinder 30 along the radial direction of the inner lock cylinder 30; when the plurality of pins 51 of the pin assembly 50 are matched with the unlocking key 2, the unlocking key 2 drives the inner lock cylinder 30 to independently rotate relative to the outer lock cylinder 20 and the lock shell 10 so as to drive the rotary lug 40 to rotate; when the marble assembly 50 is not matched with the unlocking key 2, the inner lock liner 30 and the outer lock liner 20 are linked; the clutch assembly 60, the clutch assembly 60 sets up in the lock case 10, the clutch assembly 60 includes the link 61, the link 61 sets up on the inner lock courage 30 and rotates along with the inner lock courage 30, the link 61 moves along the radial of inner lock courage 30, and have the joint position of joint with changeing ear 40 and break away from the disengagement position of changeing ear 40, when the link 61 is located the joint position, the inner lock courage 30 passes through the link 61 and drives changeing ear 40 and rotate, when the link 61 is located the disengagement position, outer lock courage 20, inner lock courage 30 and link 61 are synchronous idle running for the lock case 10.
In this application, by providing the linkage member 61 on the inner lock container 30, the linkage member 61 can rotate with the inner lock container 30, and at the same time, the linkage member 61 can also move in the radial direction of the inner lock container 30, and has a locking position locked with the rotation lug 40 and a release position released from the rotation lug 40. Thus, when the lock cylinder is in a locking state, the linkage piece 61 is positioned at the clamping position, the unlocking key 2 is inserted into the key insertion opening 31, and the plurality of pins 51 are matched with the unlocking key 2, so that the inner lock cylinder 30 can rotate relative to the outer lock cylinder 20, a user rotates the unlocking key 2, the unlocking key 2 drives the inner lock cylinder 30 to independently rotate, and the inner lock cylinder 30 drives the rotating lug 40 to rotate through the linkage piece 61, so that unlocking or locking of the lockset is realized; when a user inserts an incorrect key, the linkage piece 61 moves from the clamping position to the disengaging position, and the outer lock cylinder 20, the inner lock cylinder 30 and the linkage piece 61 idle synchronously relative to the lock shell 10, so that the key or the lock cylinder is effectively prevented from being damaged easily due to strong violent torsion, and the safety and the anti-theft performance of the lock cylinder are improved.
In this application, when the user inserts the wrong key, the outer lock cylinder 20, the inner lock cylinder 30 and the linkage member 61 idle synchronously relative to the lock case 10, that is, when the user inserts the wrong key, the linkage member 61 does not drive the rotation lug 40 to rotate, so that unlocking or locking of the lock cannot be realized, and the anti-theft performance of the lock cylinder is further improved.
As shown in fig. 1 to 7, the clutch assembly 60 further includes a driving member 62, the driving member 62 is movably disposed on the outer lock cylinder 20 along a radial direction of the outer lock cylinder 20, the driving member 62 has an unlocking allowing position and a protecting position, a first end of the driving member 62 abuts against the linkage member 61, a second end of the driving member 62 abuts against the lock case 10, and the driving member 62 can rotate along with the outer lock cylinder 20; when the driving piece 62 is positioned at the unlocking-allowed position, the linkage piece 61 is positioned at the clamping position; the driving member 62 is moved from the unlocking position to the protecting position, and the driving member 62 pushes the link member 61 to the disengaging position. In this way, the driving member 62 can drive the linkage member 61 to move, so that the linkage member 61 is located at the clamping position or the separating position, specifically, when the lock cylinder is in the locked state, the driving member 62 is located at the unlocking-allowed position, and the linkage member 61 is located at the clamping position; when the wrong key is used, the driving piece 62 moves from the unlocking position to the protecting position, meanwhile, the driving piece 62 pushes the linkage piece 61 to enable the linkage piece 61 to move from the clamping position to the disengaging position, even if the key is turned, the linkage piece 61 cannot be driven to rotate through the inner lock liner 30, and finally the rotating lug 40 is turned, so that the lockset can be unlocked or locked.
As shown in fig. 1, 2, 4 and 6, the outer lock container 20 is provided with a mounting through hole 22, the driving member 62 is mounted in the mounting through hole 22, the inner wall surface of the lock shell 10 is provided with a pushing groove 11, the driving member 62 is provided with a touch end surface 623 matched with the groove wall surface of the pushing groove 11, and when the outer lock container 20 rotates relative to the lock shell 10, the bottom surface of the pushing groove 11 pushes the touch end surface 623 so as to enable the driving member 62 to move towards the linkage member 61 to push the linkage member 61. Thus, when the lock core is in the locking state, the touch end surface of the driving piece 62 is positioned in the pushing groove 11, the linkage piece 61 is positioned at the clamping position, the contact surface of the driving piece 62 and the linkage piece 61 is flush with the outer peripheral surface of the inner lock cylinder 30, and the unlocking key 2 drives the inner lock cylinder 30 to independently rotate relative to the outer lock cylinder 20 and the lock shell 10 so as to realize unlocking or locking of the lock; when a user inserts an incorrect key, the inner lock cylinder 30 cannot rotate relative to the outer lock cylinder 20, the incorrect key drives the inner lock cylinder 30 and the outer lock cylinder 20 to synchronously rotate relative to the lock shell 10, the outer lock cylinder 20 drives the driving piece 62 to rotate, the bottom surface of the pushing groove 11 of the lock shell 10 pushes the triggering end face 623 of the driving piece 62, so that the driving piece 62 is separated from the pushing groove 11 of the lock shell 10, namely, the driving piece 62 moves from the unlocking permission position to the protection position, and in the moving process of the driving piece 62, the driving piece 62 pushes the linkage piece 61 to move from the clamping position to the disengaging position, so that the linkage piece 61 cannot continuously drive the rotating lug 40 to rotate any more, and unlocking or locking of the lockset cannot be realized.
Alternatively, as shown in fig. 1, the pushing groove 11 is a V-shaped groove.
In an alternative embodiment shown in fig. 1, the driving member 62 comprises a driving post 621 and an abutment 622 connected in a direction away from the linkage member 61, wherein the abutment 622 has an activating end face 623 and the cross-sectional area of the abutment 622 gradually decreases in the direction away from the linkage member 61. Since the cross-sectional area of the abutment 622 gradually decreases in a direction away from the linkage 61, the groove wall surface of the abutment groove 11 can be abutted against the trigger end surface 623 of the abutment 622 in a labor-saving manner during the rotation of the outer lock cylinder 20 relative to the lock case 10, so that the abutment 622 is disengaged from the abutment groove 11.
Alternatively, the trigger end face 623 is at least a portion of a conical surface or at least a portion of a spherical surface, which facilitates sliding removal of the abutment 622 from the abutment groove 11.
As shown in fig. 2, 4 and 6, the mounting through hole 22 is a stepped hole, the clutch assembly 60 further includes a driving member return spring 63, the driving member return spring 63 is sleeved on the driving post 621, a first end of the driving member return spring 63 abuts against a stepped surface of the stepped hole, and a second end of the driving member return spring 63 abuts against the abutment 622 to provide an abutment force for the driving member 62, so as to urge the driving member 62 toward the unlocking-allowed position.
Specifically, the driving member return spring 63 is a compression spring, the abutment 622 moves towards the lock housing 10 under the action of the driving member return spring 63, when the lock cylinder is in the locked state, the installation through hole 22 is opposite to the abutment groove 11, the driving member return spring 63 pushes the driving member 62 towards the unlocking-allowed position, that is, the abutment 622 is located in the abutment groove 11 by the driving member return spring 63; when a user inserts the unlocking key 2, the lock cylinder is in an unlocking state, the unlocking key 2 drives the inner lock cylinder 30 to rotate independently, and the driving piece 62 is still positioned at an unlocking-allowed position; when a user inserts an incorrect key, the lock cylinder is in an idle state, the incorrect key drives the inner lock cylinder 30 and the outer lock cylinder 20 to synchronously rotate, the outer lock cylinder 20 rotates to drive the driving piece 62 to rotate, the abutting joint 622 is separated from the abutting groove 11 under the abutting action of the abutting groove 11 and abuts against the inner peripheral surface of the lock shell 10 except the abutting groove 11, and the driving piece reset spring 63 is further compressed; when the driving member 62 rotates with the outer lock cylinder 20 to the pushing groove 11 again, the driving member return spring 63 pushes the pushing joint 622, so that the driving member 62 returns to the unlocking allowed position.
As shown in fig. 1, the rotating lug 40 includes an annular body 41 and a lug 42, wherein the annular body 41 is sleeved on the inner lock cylinder 30, and the lug 42 is provided on the outer peripheral surface of the annular body 41. The linkage piece 61 drives the annular body 41 to rotate, the lug 42 rotates along with the annular body 41, and unlocking or locking of the lockset is realized by utilizing the rotation of the lug 42.
As shown in fig. 1, the inner peripheral surface of the annular body 41 is provided with a clamping notch 411, and the linkage piece 61 is provided with a clamping protrusion 613 which is clamped with the clamping notch 411; when the clamping protrusion 613 extends into the clamping gap 411, the linkage piece 61 is located at the clamping position, and when the clamping protrusion 613 exits from the clamping gap 411, the linkage piece 61 is located at the disengaging position.
As shown in fig. 1, 2, 4 and 6, the second end of the inner lock container 30 is provided with a mounting groove 32, the linkage member 61 is movably disposed in the mounting groove 32, the clutch assembly 60 further includes a linkage member return spring 64, and the linkage member return spring 64 is disposed in the mounting groove 32 and located between the inner lock container 30 and the linkage member 61 to push the linkage member 61 toward the clamping position. Specifically, the linkage piece return spring 64 is a compression spring, the linkage piece 61 moves to the clamping position under the action of the linkage piece return spring 64, and when the lock cylinder is in a locking state or an unlocking state, the linkage piece 61 moves to the clamping position under the action of the linkage piece return spring 64; when the lock cylinder is in an idle state, the linkage piece 61 moves from the clamping position to the release position under the pushing action of the driving piece 62, and the linkage piece reset spring 64 is further compressed; when the driving member 62 returns to the unlocking allowable position, the link 61 returns from the disengaged position to the engaged position by the link return spring 64.
As shown in fig. 2, 4 and 6, the positioning groove 33 is formed in the bottom surface of the mounting groove 32, the first end of the link member return spring 64 abuts against the bottom surface of the positioning groove 33, and the second end of the link member return spring 64 abuts against the link member 61. Thus, the linkage piece return spring 64 is arranged in the positioning groove 33, the positioning groove 33 plays a limiting role on the linkage piece return spring 64, and the installation stability of the linkage piece return spring 64 is improved.
As shown in fig. 2, 4 and 6, the mounting groove 32 includes a first groove section 321 and a second groove section 322 which are communicated with each other along the axial direction of the inner lock container 30, wherein the first groove section 321 is close to the second end of the inner lock container 30 relative to the second groove section 322, and the width of the first groove section 321 is smaller than the width of the second groove section 322; the linkage piece 61 comprises a connecting section 611 and a limiting section 612 which are connected along the axial direction of the inner lock liner 30, wherein the connecting section 611 is arranged in the first groove section 321 in a matching manner, and the limiting section 612 is arranged in the second groove section 322 in a matching manner. Like this, through setting up first slot section 321 and second slot section 322 to make the width of first slot section 321 be less than the width of second slot section 322, can effectively avoid link 61 to deviate from mounting groove 32 along the axial of inner lock courage 30, thereby promoted the stability of assembling between link 61 and the inner lock courage 30.
Alternatively, as shown in FIG. 2, the positioning slot 33, the second slot segment 322 and the mounting through hole 22 are coaxially disposed.
As shown in fig. 1, 2, 4 and 6, the outer cylinder 20 is provided with a plurality of first pin mounting holes 23, the inner cylinder 30 is provided with a plurality of second pin mounting holes 34 corresponding to the first pin mounting holes 23 one by one, and each pin 51 is movably disposed in a set of corresponding first pin mounting holes 23 and second pin mounting holes 34. Thus, when the lock cylinder is in the locking state and the idle state, the pins 51 are in the dislocated positions, and the inner cylinder 30 is prevented from rotating relative to the outer cylinder 20; when a user inserts the unlocking key 2, each pin 51 cooperates with the unlocking key 2 and moves to an aligned position, and the inner cylinder 30 can rotate relative to the outer cylinder 20.
As shown in fig. 1, 2, 4 and 6, the pin 51 includes an upper pin 511 and a lower pin 512 which are abutted against each other in a direction away from the inner cylinder 30, the pin assembly 50 further includes a pin return spring 52, the pin return spring 52 is installed in the first pin installation hole 23, and a first end of the pin return spring 52 is abutted against the lock case 10 and a second end of the pin return spring 52 is abutted against the upper pin 511. The spring return spring 52 is a pressure spring, the upper spring 511 pushes the lower spring 512 under the action of the spring return spring 52, when the lock cylinder is in a locking state, the lower spring 512 stretches into the key insertion port 31, the upper spring 511 and the lower spring 512 are in a dislocation position, the abutting surface between the upper spring 511 and the lower spring 512 is not level with the outer peripheral surface of the inner lock liner, and the inner lock liner 30 cannot rotate relative to the outer lock liner 20; when a user inserts the unlocking key 2, the lower marble 512 is matched with the mechanical tooth shape of the unlocking key 2, the upper marble 511 and the lower marble 512 move from the dislocation position to the alignment position, namely, the lower marble 512 pushes the upper marble 511 to move towards the marble reset spring 52 under the action of the unlocking key 2, the marble reset spring 52 is further compressed, the abutting surface between the upper marble 511 and the lower marble 512 is flush with the outer peripheral surface of the inner lock liner, the inner lock liner 30 can rotate relative to the outer lock liner 20, and at the moment, the lock cylinder is in an unlocking state.
As shown in fig. 1, 2, 4 and 6, the lock cylinder further includes a dust-proof assembly 70, the dust-proof assembly 70 includes a dust-proof cover 71, a dust-proof sheet 72 and a torsion spring 73, the dust-proof cover 71 is disposed at a first end of the inner cylinder 30, a dust-proof opening 711 corresponding to the key insertion opening 31 is formed in the dust-proof cover 71, the dust-proof sheet 72 is disposed between the inner cylinder 30 and the dust-proof cover 71, and the dust-proof sheet 72 is disposed on the inner cylinder 30 or the dust-proof cover 71 in a reversible manner to shield the dust-proof opening 711, and the torsion spring 73 is connected with the dust-proof sheet 72 to provide a restoring force for the dust-proof sheet 72 which is turned in a direction to shield the dust-proof opening 711. Thus, when the key cylinder is in the locked state, the dust-proof sheet 72 shields the dust-proof opening 711 by the torsion spring 73, preventing foreign substances or dust from entering the key insertion port 31; when the user inserts the unlocking key 2 into the key insertion port 31, the unlocking key 2 drives the dust-proof sheet 72 to rotate; when the user pulls out the unlocking key 2 from the key insertion port 31, the dust-proof sheet 72 returns to the dust-proof opening 711 for shielding by the torsion spring 73.
In an alternative embodiment of the present application, as shown in fig. 1, 2, 4 and 6, the inner lock container 30 is a T-shaped revolving body, the key insertion port 31 includes an avoidance section and a pin matching section that are communicated along an axial direction of the inner lock container 30, the dust-proof sheet 72 is disposed in the avoidance section, one end of the dust-proof sheet 72 has two rotating shafts that are symmetrically disposed left and right, the two rotating shafts are connected with the inner lock container 30, and the dust-proof sheet 72 can rotate around the rotating shafts; the torsion spring 73 is arranged in the avoiding section, two ends of the torsion spring 73 are connected with the inner lock container 30, and an extending part in the middle of the torsion spring 73 is abutted against the dust-proof sheet 72.
As shown in fig. 2, 4 and 6, the end face of the first end of the inner lock cylinder 30 is further provided with a magnetic induction ball assembling hole 35, the outer lock cylinder 20 is provided with a magnetic induction ball assembling groove 24 corresponding to the magnetic induction ball assembling hole 35, the lock cylinder further comprises a magnetic induction ball 81 and a magnetic induction ball reset spring 82, wherein the magnetic induction ball 81 is movably arranged at the magnetic induction ball assembling hole 35 and the magnetic induction ball assembling groove 24 and is matched with the unlocking key 2 in a magnetic induction way, and the magnetic induction ball reset spring 82 is arranged between the magnetic induction ball 81 and the dust cover 71. Specifically, the magnetically induced marble reset spring 82 is a compression spring, when the lock core is in a locking state, the magnetically induced marble 81 is positioned at the magnetically induced marble assembly hole 35 and the magnetically induced marble assembly groove 24 under the action of the magnetically induced marble reset spring 82, and the magnetically induced marble 81 can prevent the inner lock liner 30 from rotating relative to the outer lock liner 20; when a user inserts the unlocking key 2, the magnetic induction marble 81 is matched with the magnetic steel 200 on the unlocking key 2, the magnetic induction marble 81 moves towards the direction of the magnetic steel 200 under the action of the magnetic steel 200, the magnetic induction marble reset spring 82 is further compressed, and the magnetic induction marble 81 is separated from the magnetic induction marble assembly groove 24, so that the inner lock cylinder 30 can rotate relative to the outer lock cylinder 20. In this way, on the basis of the marble assembly 50, the magnetic induction marble 81 and the magnetic induction marble reset spring 82 are arranged, so that the anti-theft performance of the lock cylinder is further improved.
As shown in fig. 1, the outer peripheral surface of the inner lock cylinder 30 is provided with a stop ring groove 36, and the lock cylinder further comprises a stop member 90, wherein the stop member 90 is clamped at the stop ring groove 36 and abuts against the end surface of the rotary lug 40, which is far away from the second end of the inner lock cylinder 30. The stopper 90 is used for preventing the rotation lug 40 from being separated from the inner lock container 30 along the axial direction of the inner lock container 30, thereby improving the connection stability between the rotation lug 40 and the inner lock container 30.
According to another aspect of the present application, in an embodiment not shown in the present application, the present application provides a lock, where the lock includes a lock body, a locking member, a lock cylinder and an unlocking key 2, the locking member is disposed on the lock body, the locking member moves to unlock or lock the lock, the lock cylinder is disposed on the lock body, a rotation lug 40 of the lock cylinder cooperates with the locking member to drive the locking member to move, and the unlocking key 2 is used to drive the rotation lug 40 of the lock cylinder to rotate, where the lock cylinder is the lock cylinder described above. The lockset provided by the application has good anti-theft performance and idle running function, when the unlocking key 2 is inserted, the unlocking key 2 can rotate to drive the rotary lug 40 to rotate, so that unlocking or locking of the lockset is realized; when an incorrect key is inserted or technical unlocking is performed under the action of external force, the inner lock cylinder 30 of the lock cylinder and the outer lock cylinder 20 of the lock cylinder are idle synchronously relative to the lock shell 10 of the lock cylinder, the rotation lug 40 cannot be driven to rotate, and unlocking or locking of the lockset cannot be realized.
Specifically, when the unlocking key 2 is inserted, the inner lock cylinder 30 of the lock cylinder can rotate independently relative to the outer lock cylinder 20 of the lock cylinder, the unlocking key 2 drives the inner lock cylinder 30 of the lock cylinder to rotate, so that the linkage piece 61 of the lock cylinder and the rotating lug 40 of the lock cylinder are sequentially driven to rotate, and the rotating lug 40 of the lock cylinder drives the locking piece to move, so that unlocking or locking of the lock is realized; when a wrong key is inserted or technical unlocking is performed under the action of external force, the inner lock cylinder 30 of the lock cylinder, the outer lock cylinder 20 of the lock cylinder and the linkage piece 61 of the lock cylinder idle synchronously relative to the lock shell 10 of the lock cylinder, so that the key and the lock cylinder are protected, and the lockset provided by the application has good safety and theft resistance.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (17)
1. A lock cylinder, comprising:
a lock case (10);
the outer lock liner (20) is rotatably arranged in the lock shell (10), and the outer lock liner (20) is provided with an installation cavity (21);
the inner lock liner (30) is rotatably arranged in the mounting cavity (21), and a key insertion opening (31) is formed in the end face of the first end of the inner lock liner (30);
the rotating lug (40) is sleeved at the second end of the inner lock liner (30), and the rotation of the rotating lug (40) is used for unlocking or locking the lockset;
a marble assembly (50), wherein a plurality of marble (51) of the marble assembly (50) are embedded in the outer lock liner (20) and the inner lock liner (30); when a plurality of pins (51) of the pin assembly (50) are matched with an unlocking key (2), the unlocking key (2) drives the inner lock liner (30) to independently rotate relative to the outer lock liner (20) and the lock shell (10) so as to drive the rotating lug (40) to rotate; when the marble component (50) is not matched with the unlocking key (2), the inner lock liner (30) and the outer lock liner (20) are linked;
the clutch assembly (60), clutch assembly (60) sets up in lock shell (10), clutch assembly (60) include link (61), link (61) set up on inner lock courage (30) and along with inner lock courage (30) rotate, link (61) follow radial removal of inner lock courage (30), and have with the joint position of changeing ear (40) joint and break away from the disengaging position of changeing ear (40), when link (61) are located the joint position, inner lock courage (30) pass through link (61) drive changeing ear (40) and rotate, when link (61) are located the disengaging position, outer lock courage (20), inner lock courage (30) and link (61) are synchronous idle for shell (10).
2. The lock cylinder according to claim 1, wherein the clutch assembly (60) further comprises:
the driving piece (62) is movably arranged on the outer lock liner (20) along the radial direction of the outer lock liner (20), the driving piece (62) is provided with an unlocking allowing position and a protecting position, a first end of the driving piece (62) is abutted with the linkage piece (61), and a second end of the driving piece (62) is abutted with the lock shell (10);
when the driving piece (62) is positioned at the unlocking-allowed position, the linkage piece (61) is positioned at the clamping position; when the driving member (62) moves from the unlocking permission position to the protection position, the driving member (62) pushes the linkage member (61) to the disengagement position.
3. The lock cylinder according to claim 2, wherein the outer lock cylinder (20) is provided with a mounting through hole (22), the driving member (62) is mounted in the mounting through hole (22), the inner wall surface of the lock shell (10) is provided with a pushing groove (11), the driving member (62) is provided with a triggering end surface (623) matched with the groove wall surface of the pushing groove (11), and when the outer lock cylinder (20) rotates relative to the lock shell (10), the groove bottom surface of the pushing groove (11) pushes the triggering end surface (623) so that the driving member (62) moves towards the linkage member (61) to push the linkage member (61).
4. A lock cylinder according to claim 3, characterized in that the driver (62) comprises a driver column (621) and an abutment (622) connected in a direction away from the linkage (61), wherein the abutment (622) has the activating end face (623) and the cross-sectional area of the abutment (622) decreases gradually in a direction away from the linkage (61).
5. The lock cylinder according to claim 4, characterized in that the activation end surface (623) is at least a part of a conical surface or at least a part of a spherical surface.
6. The lock cylinder according to claim 4, wherein the mounting through hole (22) is a stepped hole, the clutch assembly (60) further comprises a driving member return spring (63), the driving member return spring (63) is sleeved on the driving post (621), a first end of the driving member return spring (63) abuts against a stepped surface of the stepped hole, and a second end of the driving member return spring (63) abuts against the abutting joint (622) to push the driving member (62) toward the unlocking permission position.
7. The lock cylinder according to claim 1, characterized in that the turning lug (40) comprises an annular body (41) and a lug (42), wherein the annular body (41) is sleeved on the inner lock cylinder (30), and the lug (42) is arranged on the outer circumferential surface of the annular body (41).
8. The lock cylinder according to claim 7, wherein a clamping notch (411) is formed in the inner peripheral surface of the annular body (41), and the linkage member (61) is provided with a clamping protrusion (613) which is clamped with the clamping notch (411); when the clamping protrusion (613) stretches into the clamping notch (411), the linkage piece (61) is located at the clamping position, and when the clamping protrusion (613) withdraws from the clamping notch (411), the linkage piece (61) is located at the separating position.
9. The lock cylinder according to claim 1, wherein the second end of the inner lock cylinder (30) is provided with a mounting groove (32), the linkage member (61) is movably arranged in the mounting groove (32), the clutch assembly (60) further comprises a linkage member return spring (64), and the linkage member return spring (64) is arranged in the mounting groove (32) and is located between the inner lock cylinder (30) and the linkage member (61) so as to push the linkage member (61) towards the clamping position.
10. The lock cylinder according to claim 9, wherein a positioning groove (33) is formed in a groove bottom surface of the mounting groove (32), a first end of the linkage member return spring (64) is abutted to a groove bottom surface of the positioning groove (33), and a second end of the linkage member return spring (64) is abutted to the linkage member (61).
11. The lock cylinder according to claim 9, characterized in that the mounting groove (32) comprises a first groove section (321) and a second groove section (322) which are communicated in the axial direction of the inner cylinder (30), wherein the first groove section (321) is close to the second end of the inner cylinder (30) with respect to the second groove section (322), and the width of the first groove section (321) is smaller than the width of the second groove section (322); the linkage piece (61) comprises a connecting section (611) and a limiting section (612) which are connected along the axial direction of the inner lock liner (30), wherein the connecting section (611) is arranged in the first groove section (321) in a matching manner, and the limiting section (612) is arranged in the second groove section (322) in a matching manner.
12. The lock core according to claim 1, wherein the outer cylinder (20) is provided with a plurality of first pin tumbler mounting holes (23), the inner cylinder (30) is provided with a plurality of second pin tumbler mounting holes (34) corresponding to the plurality of first pin tumbler mounting holes (23) one by one, and each pin tumbler (51) is movably arranged in a group of corresponding first pin tumbler mounting holes (23) and second pin tumbler mounting holes (34).
13. The plug according to claim 12, wherein the pins (51) include upper pins (511) and lower pins (512) that abut in a direction away from the inner cylinder (30), the pin assembly (50) further includes pin return springs (52), the pin return springs (52) are mounted in the first pin mounting holes (23), and a first end of the pin return springs (52) abuts the lock case (10), and a second end of the pin return springs (52) abuts the upper pins (511).
14. The lock cylinder of claim 1, further comprising a dust prevention assembly (70), the dust prevention assembly (70) comprising:
a dust cover (71), wherein the dust cover (71) is arranged at the first end of the inner lock liner (30), and a dust opening (711) corresponding to the key insertion opening (31) is formed in the dust cover (71);
a dust-proof sheet (72), wherein the dust-proof sheet (72) is arranged between the inner lock liner (30) and the dust-proof cover (71), and the dust-proof sheet (72) can be arranged on the inner lock liner (30) or the dust-proof cover (71) in a turnover manner so as to cover the dust-proof opening (711);
and a torsion spring (73), wherein the torsion spring (73) is connected with the dustproof sheet (72) to provide restoring force for the dustproof sheet (72) to rotate towards the direction of shielding the dustproof opening (711).
15. The lock cylinder according to claim 14, characterized in that a magnetically induced ball mounting hole (35) is further formed in an end surface of the first end of the inner lock cylinder (30), a magnetically induced ball mounting groove (24) corresponding to the magnetically induced ball mounting hole (35) is formed in the outer lock cylinder (20), the lock cylinder further comprises magnetically induced balls (81) and magnetically induced ball return springs (82), wherein the magnetically induced balls (81) are movably arranged at the magnetically induced ball mounting hole (35) and the magnetically induced ball mounting groove (24) and magnetically induced to cooperate with the unlocking key (2), and the magnetically induced ball return springs (82) are arranged between the magnetically induced balls (81) and the dust cover (71).
16. The lock cylinder according to claim 1, wherein a stop ring groove (36) is formed in the outer peripheral surface of the inner lock cylinder (30), the lock cylinder further comprises a stop piece (90), and the stop piece (90) is clamped at the stop ring groove (36) and abuts against the end surface of the rotary lug (40) away from the second end of the inner lock cylinder (30).
17. A lock, comprising:
a lock body;
the locking piece is arranged on the lock body and moves to unlock or lock the lockset;
the lock cylinder is arranged on the lock body, and a rotating lug (40) of the lock cylinder is matched with the locking piece to drive the locking piece to move; the lock cylinder is the lock cylinder of any one of claims 1 to 16;
and the unlocking key (2) is used for driving the rotary lug (40) of the lock cylinder to rotate.
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CN201810299263.5A CN108487787B (en) | 2018-04-04 | 2018-04-04 | Lock core and have its tool to lock |
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CN201810299263.5A CN108487787B (en) | 2018-04-04 | 2018-04-04 | Lock core and have its tool to lock |
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Families Citing this family (9)
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CN108999473A (en) * | 2018-09-27 | 2018-12-14 | 深圳市迈悍德实业有限公司 | A kind of connection structure of lock core, lock core structure and lockset |
CN109138638B (en) * | 2018-10-26 | 2023-09-22 | 珠海优特电力科技股份有限公司 | Lockset and key system |
CN109629915A (en) * | 2018-12-17 | 2019-04-16 | 国网福建省电力有限公司检修分公司 | A kind of magnetic force primary and secondary bead lock core and its solution lock key |
CN110145176B (en) * | 2019-05-18 | 2020-11-24 | 六安永贞匠道机电科技有限公司 | Primary and secondary anti-theft lock unlocked by magnetic password |
CN110130730B (en) * | 2019-05-18 | 2020-11-24 | 六安永贞匠道机电科技有限公司 | Unlocking method of magnetic coded master-slave lock |
CN110107159B (en) * | 2019-05-18 | 2021-03-30 | 乐清海创智能科技有限公司 | High protection level anti-theft lock core |
CN110700691B (en) * | 2019-10-16 | 2022-06-21 | 惠州麒华五金制品有限公司 | Buckle type lock applied to dragging door |
CN111852201B (en) * | 2020-08-17 | 2024-07-05 | 雷学杰 | Lock cylinder structure for preventing technical unlocking |
CN113494212B (en) * | 2021-07-08 | 2022-05-31 | 泉州思为工业设计有限公司 | 360-degree rotatable anti-theft lock cylinder, lock and key thereof |
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