CN102373835B

CN102373835B - Coded lock with side lock core

Info

Publication number: CN102373835B
Application number: CN 201110327583
Authority: CN
Inventors: 薛鹤飞
Original assignee: Sinox Co Ltd
Current assignee: Sinox Co Ltd
Priority date: 2011-10-25
Filing date: 2011-10-25
Publication date: 2013-04-10
Anticipated expiration: 2031-10-25
Also published as: CN102373835A

Abstract

The invention discloses a coded lock with a side lock core. The coded lock comprises an inner cavity formed by abutting a bottom cover and a lock shell; the inner cavity comprises a block, a lock tongue, a planker, a half-exposed print wheel, a print wheel sleeve bushed on the print wheel, a lock core which is placed into a lock core sleeve in the inner cavity and a press button; the lock core is parallel to the bottom cover in an axial direction; one end of the lock core is a lock core hole exposed on the side face of the outer lock shell and an eccentric block is arranged at a non-center part of the end face of the other end of the lock core; the eccentric block is sleeved with a connection plate which can rotate along the rotation of the eccentric block; and the block is arranged in a touchable range when the connection plate moves. According to the coded lock with the side lock core provided by the invention, a lock core inserting hole for inserting a key is located on the side face of the lock shell to provide convenience for using the coded lock under the condition of being not suitable for unlocking from the upper surface of the lock shell; the structure of the coded lock is simple and an unlocking way of the coded lock is also provided; an unlocking transmission mechanism consisting of the lock core, and the eccentric block, the connection plate, the block and the like which are arranged on the lock core can be used for transforming the axial rotation into straight-line motions, so that the labor is saved in the process of unlocking.

Description

The coded lock of the side chain heart

Technical field

The present invention relates to a kind of coded lock, belong to lock technology field.

Background technology

Along with the use of coded lock is more and more extensive, the situation that can't unblank because forgetting Password can appear in many users.Therefore, present many coded locks all are provided with two opening structures, namely in without the situation of password also can by coded lock with key unblank.The core of coded lock is located at the lock housing upper surface usually in the prior art, key inserts core perpendicular to upper surface and unblanks, and the form of unblanking is single, especially is not suitable for the situation of unblanking from upper surface for some, as be subjected to installing space restriction etc., use key relatively more difficult by the core unlock operation.

Summary of the invention

Technical problem to be solved by this invention provides a kind of coded lock of the side chain heart, the core jack of inserting key is positioned at the lock housing side, for the lock that accesses to your password in the situation that is not suitable for unblanking from the lock housing upper surface provides convenience, and the transmission mechanism of unblanking can be converted into rectilinear motion with rotation, and unlocking force is less.

For solving the problems of the technologies described above, the invention provides a kind of coded lock of the side chain heart, comprise the inner chamber that bottom and lock housing involute formation, comprise block in the inner chamber, dead bolt, planker, the character wheel that partly exposes, be placed in the character wheel cover on the character wheel, place the core of the core cover of inner chamber, button, it is characterized in that, described lock mandrel is to being parallel to described bottom, one end of described core is the lock core hole that is exposed on the external the side of described lock housing, non-central place on the other end end face of described core is provided with an eccentric block, cover has a connecting plate that can move with the rotation of eccentric block on the described eccentric block, and described block is arranged in the scope that can touch when described connecting plate moves.

Comprising on the described block can be around its central axis synchronous rotating moving the first catch pawl, the second catch pawl and the 3rd catch pawl.

The first catch pawl on the described block is arranged in the scope that can touch when described connecting plate moves.

One end of described planker is located in the scope that contacts with described the 3rd catch pawl.

When described block rotated around its central axis, described the second catch pawl was at least and can stops described dead bolt motion and two positions that do not stop described dead bolt motion.

Described planker is provided with projection, and described character wheel puts and is provided with groove, and when the groove location that described character wheel puts cooperated with described projection, described groove can comprise described projection.

One side of described planker contacts with described dead bolt face.Cooperate respectively on described planker and the contacted side of described dead bolt and be provided with projection.

The beneficial effect that the present invention reaches:

The coded lock of the side chain heart of the present invention, the core jack of inserting key is positioned at the lock housing side, and is simple in structure for the lock that accesses to your password in the situation that is not suitable for unblanking from the lock housing upper surface provides convenience, for single unlocking coded lock form provides again a kind of form; By core and on the transmission mechanism of unblanking that forms such as eccentric block, connecting plate, block axial rotation can be converted into rectilinear motion, make when unblanking more laborsaving.

Description of drawings

Fig. 1 is the coded lock schematic diagram of the side chain heart of the present invention;

Fig. 2 is the coded lock blocking schematic diagram of the side chain heart of the present invention;

Fig. 3 is the conventional unlocking condition schematic diagram of the coded lock of the side chain heart of the present invention;

Fig. 4 is the coded lock core unlocking condition schematic diagram of the side chain heart of the present invention;

Fig. 5 is the coded lock decomposing schematic representation of the side chain heart of the present invention;

Among the figure, 1. bottom; 2. block; 21. the first catch pawl; 22. the second catch pawl; 23. the 3rd catch pawl; 24. central axis; 3. dead bolt A; 3a. lock dog; 4. dead bolt B; 5. planker; 5a. projection; 5b. projection; 6. core; 6a. eccentric block; 7. lock barrel sleeve; 8. connecting plate; 9. character wheel; 10. lock housing; 11. character wheel cover; 11a. groove; 12. button; 13. shifting block; 14. end.

The specific embodiment

The invention will be further described below in conjunction with accompanying drawing.Following examples only are used for technical scheme of the present invention more clearly is described, and can not limit protection scope of the present invention with this.

As shown in Figure 1, its core 6 of the coded lock of the side chain heart of the present invention is located at the side, and the unconventional upper surface that is located at provides convenience for some are not suitable for using in the situation of upper surface open and close lock.In conjunction with Fig. 2, Fig. 3, Fig. 4 and Fig. 5 describe in detail the side chain heart coded lock its unblank, the locking process.

The coded lock of the side chain heart comprises by bottom 1 and lock housing 10 and involutes an inner chamber that forms, comprise block 2, dead bolt A3, dead bolt B4, planker 5, connecting

plate

8,3 half character wheels that expose 9,3 character wheel covers 11 that are placed on the character wheel 9 in the inner chamber, comprising on the block 2 can be around its central axis synchronous rotating moving the first catch pawl 21, the second catch pawl 2222 and the 3rd catch pawl 23, also comprise core 6, the button 12 that can externally control its unlatching, core 6 places the core cover 7 of inner chamber.

During blocking, as shown in Figure 2, at least one character wheel 9 rotation is to other numeral places except the password figure of having set, at this moment, groove 11a on the character wheel of the character wheel 9 correspondences cover 11 is rotated simultaneously to not overlapping with the protruding 5a that arranges on the planker 5, projection 5a can not enter groove 11a, and planker 5 is blocked by character wheel cover 11, can't move.Be provided with projection 5b with contacted of dead bolt A, dead bolt B on the planker 5, the lock dog 3a that projection 5b blocks on dead bolt A, the dead bolt B just is moved to the left; Simultaneously, planker 5 contacts with the 3rd catch pawl 22 in the block 2, because planker 5 can't move, therefore it can not be moved to the left and drive block 2 and rotate, and dead bolt A, dead bolt B are withstood in the end 14 that makes the second catch pawl 22 in the block 2 be positioned at dead bolt A, dead bolt B, and it can't be moved to the left, dead bolt A, dead bolt B are in the blocking that stretches out lock body, at this moment, press button 12, button 12 also can't promote dead bolt A, dead bolt B moves.Coded lock is in blocking.

The routine process of unblanking, namely knowing in the situation of password, as shown in Figure 3, rely on the password unlocking process of coded lock: three character wheels 9 are all rotated to the password figure place that has set, at this moment, groove 11a on the character wheel of the character wheel 9 correspondences cover 11 be rotated simultaneously to planker 5 on the position of the corresponding coincidence of protruding 5a that arranges, if this moment, planker 5 was without the stopping and planker 5 is executed an external force of the second catch pawl 22, planker 5 can be moved to the left a segment distance and enter character wheel to the protruding 5a on it and overlap 11 groove 11a.When planker 5 is moved to the left, the 3rd catch pawl 22 that touches in the block 2 makes it clockwise rotate around block 2 central axiss, the second catch pawl 22 also rotates thereupon, the second catch pawl 22 goes to the position of staggering with dead bolt A, dead bolt B by 14 positions, end of withstanding dead bolt A, dead bolt B, and dead bolt A, dead bolt B can freely be moved to the left.The power that this external force can be when unblanking applies during operator presses button 12, press button 12, button 12 promotes dead bolt A, dead bolt B to left movement by a shifting block 13, lock dog on dead bolt A, the dead bolt B drives planker 5 during to left movement together to left movement, the distance of motion is that protruding 5a on the planker 5 enters and propped up by groove 11a after character wheel overlaps 11 groove 11a, planker 5 is to left movement the time, touch block 2 and clockwise rotate around its central axis, the second catch pawl 22 goes to the position of staggering with dead bolt A, dead bolt B.At this moment, dead bolt A, dead bolt B can move to the unlocking condition in the indentation lock body left, and coded lock is in unlocking condition.By button 12 pressed, unclamps control dead bolt A, the retraction of dead bolt B, ejection.

The core process of unblanking, namely in situation about forgetting Password, can't unblank by above-mentioned conventional method for unlocking, can open coded lock by core 6 by the key of unblanking, as shown in Figure 4, its process of unblanking is: key is inserted in 6 mouthfuls of the cores that arrange towards the side, screw key, drive core 6 rotations, eccentric block on the core 6 is arranged in the core 6 axial vertical places of central axis during by overlooking among Fig. 2 and is rotated the position that is positioned at the axial central axis right side of core 6 when being positioned at the overlooking of Fig. 4 thereupon, the connecting plate that is set with on the eccentric block moves right along with the rotation of eccentric block is driven, connecting plate moves the first catch pawl 21 of promoting on the block 2 and rotates along block 2 self central axis, the second catch pawl 22 in the block 2 is by the original dead bolt A that heads on, the position of dead bolt B end 14 turns to and dead bolt A, the position of staggering in dead bolt B end 14, at this moment, dead bolt A, dead bolt B can freely be moved to the left by stopping of the second catch pawl 22.But dead bolt A, dead bolt B realize unblanking of coded lock in left movement indentation lock body.

The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and distortion, these improvement and distortion also should be considered as protection scope of the present invention.

Claims

1. the coded lock of a side chain heart, comprise the inner chamber that bottom and lock housing involute formation, comprise block in the inner chamber, dead bolt, planker, the character wheel that partly exposes, be placed in the character wheel cover on the character wheel, place the core of the core cover of inner chamber, button, it is characterized in that, described lock mandrel is to being parallel to described bottom, one end of described core is the lock core hole that is exposed on the external the side of described lock housing, non-central place on the other end end face of described core is provided with an eccentric block, cover has a connecting plate that can move with the rotation of eccentric block on the described eccentric block, and described block is arranged in the scope that can touch when described connecting plate moves.

2. the coded lock of the side chain heart according to claim 1 is characterized in that, comprising on the described block can be around its central axis synchronous rotating moving the first catch pawl, the second catch pawl and the 3rd catch pawl.

3. the coded lock of the side chain heart according to claim 2 is characterized in that, the first catch pawl on the described block is arranged in the scope that can touch when described connecting plate moves.

4. the coded lock of the side chain heart according to claim 2 is characterized in that, an end of described planker is located in the scope that contacts with described the 3rd catch pawl.

5. the coded lock of the side chain heart according to claim 2 is characterized in that, when described block rotated around its central axis, described the second catch pawl was at least and can stops described dead bolt motion and two positions that do not stop described dead bolt motion.

6. the coded lock of the side chain heart according to claim 1 is characterized in that, described planker is provided with projection, and described character wheel puts and is provided with groove, and when the groove location that described character wheel puts cooperated with described projection, described groove can comprise described projection.

7. the coded lock of the side chain heart according to claim 1 is characterized in that, a side of described planker contacts with described dead bolt face.