CN201810044U

CN201810044U - Lock core device of door lock

Info

Publication number: CN201810044U
Application number: CN2009201334269U
Authority: CN
Inventors: 闵瑜
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-01
Filing date: 2009-07-01
Publication date: 2011-04-27
Anticipated expiration: 2019-07-01

Abstract

The utility model relates to a lock core device of a door lock, comprising a lock body box 1, an inclined tongue component 2, a handle differential linkage device 3, a square tongue component 4, a main lock tongue shifting block 5 and a key shifting block 6 which are arranged in the lock body box, wherein the handle differential linkage device comprises an inclined tongue shifting block A31, a square tongue shifting block 32, an inclined tongue shifting block B33, a handle rotating ring C34 and a handle rotating ring D35; the five parts are concentrically assembled in the lock body box, and rotate around the same central shaft; the inclined tongue shifting block A31 and the inclined tongue shifting block B33 respectively shift an inclined tongue sliding block 21 on the inclined tongue component 2 to move left and right; and the handle rotating ring C34 and the handle rotating ring D35 shift the square tongue shifting block 32 respectively. The square tongue component comprises a square tongue 41, a key pushing piece 42 on the square tongue, a spring 43 connecting the square tongue 41 and the key pushing piece 42, and limiting sliding grooves 44 and 45 on the square tongue component; and the main locking tongue shifting block 5 is provided with convex blocks 51 and 52 which are respectively embedded into the limiting sliding grooves 44 and 45; and when rotating around the self central shaft, the main lock tongue shifting block 5 can drive the square tongue component 4 to extend or retract by sliding of the convex blocks 51 in the limiting sliding groove 44.

Description

A kind of lock core device of door lock

Technical field

The utility model relates to a kind of lock core structure device of door lock.

Background technology

At present, its handle of the door lock on the market and square tongue, tiltedly the difference interlinked mechanism of tongue is considerably less, and can not the following linkage function of integrated realization:

1, the forward and backward of handle is to the difference linkage function that takes in and get of square tongue;

2, the forward and backward of handle is opened and the difference linkage function of locking to oblique tongue;

3, forward and backward handle relatively independent respectively with square tongue, the oblique difference interlock of tongue.

The utility model content

The purpose of this utility model is to realize the difference interlinked mechanism function of handle and square tongue, oblique tongue on the door lock, and the difference linkage function is taken in and got to forward and backward that can integrated realization handle to square tongue; The forward and backward of handle is opened and is locked the difference linkage function to oblique tongue; Before, by doing and illustrating relatively independent respectively with square tongue, the oblique difference linkage function of tongue.

In order to achieve the above object, the technical solution of the utility model is:

A kind of lock core device of door lock comprises: lock case and be installed in oblique tongue assembly, handle difference linkage, square tongue assembly, main dead bolt shifting block, key shifting block in the lock case;

Described handle difference linkage comprises oblique tongue shifting block A, square tongue shifting block, oblique tongue shifting block B, handle C, the handle D that turn-takes that turn-takes, these five parts concentric fits are in lock case inside, and can be around same central axis rotation, tiltedly tongue shifting block A and oblique tongue shifting block B can stir the oblique tongue slide block of the parts move left and right on the oblique tongue assembly respectively; Handle C and the handle D side's of the stirring tongue shifting block respectively of turn-taking of turn-taking.

Parts key push jack on described side's tongue assembly side of comprising tongue, the square tongue, the spring of connection side's tongue and key push jack, two limit sliding chutes on the square tongue assembly; Two projections are arranged on the main dead bolt shifting block; Two corresponding respectively embeddings in two limit sliding chutes of projection; At main dead bolt shifting block during around the rotation of self central axis, can be by the slip of projection in limit sliding chutes, the side's of drive tongue assembly flexible.

A kind of device of door lock core has gear on the described main dead bolt shifting block, and main dead bolt shifting block can be connected by gear drive with square tongue shifting block.

A kind of lock core device of door lock comprises that also the key shifting block can stir rib on the main dead bolt shifting block by rib, and the side's of making tongue is got; The key shifting block can be stirred rib on the main dead bolt shifting block, the side's of making tongue indentation by rib.

A kind of lock core device of door lock, described key shifting block can be stirred rib on the key push jack by rib, and the rib of oblique tongue plectrum A is stirred on another grade limit that drives on the key push jack, and then stirs the oblique tongue slide block of the parts move left and right on the oblique tongue assembly.

Owing to adopted said structure, make the lock core structure of door lock simple, reliable and stable, and be easy to processing.

Description of drawings

Fig. 1 side's tongue all is in the sectional drawing of getting (promptly locking a door) with oblique tongue

Fig. 2 side's tongue all is in the sectional drawing of getting (promptly locking a door) with oblique tongue

Fig. 3 side's tongue and oblique tongue all are in the sectional drawing of withdrawal (promptly opening the door)

Fig. 4 side's tongue is got, the sectional drawing of oblique tongue withdrawal (promptly opening the door)

The specific embodiment

Below in conjunction with drawings and Examples the utility model is described in further detail:

A kind of lock core device of door lock comprises: lock case 1. and be installed in the lock case oblique tongue assembly 2., handle difference linkage 3., square tongue assembly 4., main dead bolt shifting block 5., the key shifting block 6.; Handle difference linkage comprises oblique tongue shifting block A (31), square tongue shifting block (32), oblique tongue shifting block B (33), handle C (34), the handle D (35) that turn-takes that turn-takes, these five parts concentric fits are 1. inner in lock case, and can be around same central axis rotation, tiltedly tongue shifting block A (31) and oblique tongue shifting block B (33) can stir the oblique tongue slide blocks of parts (21) move left and right that 2. oblique tongue assembly is gone up respectively; Handle C (34) and handle D (35) side's of the stirring tongue shifting block (32) respectively of turn-taking of turn-taking.Parts key push jack (42) on the side's tongue assembly side's of comprising tongue (41), the square tongue, the spring (43) of connection side's tongue (41) and key push jack (42), limit sliding chutes (44) on the square tongue assembly and limit sliding chutes (45); Main dead bolt shifting block has that projection (51) and projection (52) are corresponding respectively to embed in the limit sliding chutes (44) and (45) on 5.; During 5. around the rotation of self central axis, can pass through the slip of projection (51) in limit sliding chutes (44) at main dead bolt shifting block, the side's of drive tongue assembly stretching 4..Main dead bolt shifting block has gear (53) can be connected by gear drive with square tongue shifting block (32) on 5..6. the key shifting block can stir the rib (54) that 5. main dead bolt shifting block is gone up by rib (61), and the side's of making tongue is got; 6. the key shifting block can stir the rib (55) that 5. main dead bolt shifting block is gone up, the side's of making tongue indentation by rib (62).6. the key shifting block can stir rib (421) on the key push jack (42) by rib (62), the rib 311 of oblique tongue plectrum A (31) is stirred on another grade limit (422) that drives on the key push jack (42), and then stirs the oblique tongue slide blocks of parts (21) move left and right that 2. oblique tongue assembly is gone up.

Handle difference linkage 3. with oblique tongue assembly 2. with the interlock explanation 4. of square tongue assembly

Shown in Fig. 1, Fig. 2 (state of locking a door), when handle is turn-taked D (35) when being subjected to external force and clockwise rotating, drive oblique tongue plectrum A (31) and square tongue shifting block (32) when clockwise rotating together, tiltedly tongue plectrum A (31) stirs the oblique tongue slide blocks of parts (21) that 2. oblique tongue assembly go up and moves right together, and then spurs oblique tongue assembly withdrawal lock case 1.; Meanwhile, the turn-take rib (321) of rib (353) side's of the stirring tongue shifting block (32) on the D (35) of handle, the side's of making tongue shifting block (32) clockwise rotates, and by gear drive 5. power is passed to main dead bolt shifting block, and it is rotated counterclockwise together.

Press shown in Fig. 3 (door opening state), main dead bolt shifting block is 5. when self central axis is rotated counterclockwise, can pass through the corresponding respectively slip in limit sliding chutes (44) and (45) in projection (51) and (52), the withdrawal 4. of the side's of drive tongue assembly, thereby the purpose that realization is opened the door.

Press shown in Fig. 4 (door opening state), turn-take the power of D (35) when disappearing when acting on handle, tiltedly 2. the tongue assembly is subjected to self spring force effect, spring back to eject the 1. outside state of lock case, and 4. square tongue assembly remains on the 1. inner state of indentation lock case.

Press shown in Fig. 4 (door opening state), when handle is turn-taked D (35) when being subjected to external force and rotating counterclockwise, rib (354) is stirred rib (322), the side's of making tongue shifting block (32) rotates counterclockwise, and square tongue shifting block (32) 5. clockwise rotates main dead bolt shifting block by gear drive together, and main dead bolt shifting block is 5. when rotating, by the slip of projection (51) in limit sliding chutes (44), 4. the side's of drive tongue assembly is moved to the left, and the side's of getting tongue reaches the purpose of locking a door.

That is, when handle is turn-taked D (35) when being subjected to external force and clockwise rotating, the side's of making tongue assembly 4. and tiltedly the tongue assembly 2. withdraw simultaneously lock case 1. in, reach the purpose of opening the door; When handle is turn-taked D (35) when being subjected to external force and rotating counterclockwise, the side's of making tongue assembly 4. get lock case 1. in, reach the purpose of locking a door.

The key shifting block 6. with oblique tongue assembly 2. with the interlock explanation 4. of square tongue assembly

6. the key shifting block can stir the bight (54) that 5. main dead bolt shifting block is gone up by salient point (61), thereby gets generous tongue; 6. the key shifting block can stir the bight (55) that 5. main dead bolt shifting block is gone up by salient point (62), thereby throws generous tongue into;

6. the key shifting block can stir the rib (421) of key push jack (42) by rib (62), so the rib (422) of key push jack (42) stir the rib (311) of oblique tongue plectrum A (31) thus can stir the oblique tongue slide blocks of parts (21) move left and right that 2. oblique tongue assembly is gone up; Play the oblique tongue assembly effect 2. of stirring.

Claims

1. the lock core device of a door lock comprises: lock case 1. and be installed in the lock case oblique tongue assembly 2., handle difference linkage 3., square tongue assembly 4., main dead bolt shifting block 5., the key shifting block 6.; It is characterized in that:

Described handle difference linkage comprises oblique tongue shifting block A (31), square tongue shifting block (32), oblique tongue shifting block B (33), handle C (34), the handle D (35) that turn-takes that turn-takes, these five parts concentric fits are 1. inner in lock case, and can be around same central axis rotation, tiltedly tongue shifting block A (31) and oblique tongue shifting block B (33) can stir the oblique tongue slide blocks of parts (21) move left and right that 2. oblique tongue assembly is gone up respectively; Handle C (34) and handle D (35) side's of the stirring tongue shifting block (32) respectively of turn-taking of turn-taking;

Parts key push jack (42) on the described side's tongue assembly side's of comprising tongue (41), the square tongue, the spring (43) of connection side's tongue (41) and key push jack (42), limit sliding chutes (44) on the square tongue assembly and limit sliding chutes (45); Main dead bolt shifting block has that projection (51) and projection (52) are corresponding respectively to embed in the limit sliding chutes (44) and (45) on 5.; During 5. around the rotation of self central axis, can pass through the slip of projection (51) in limit sliding chutes (44) at main dead bolt shifting block, the side's of drive tongue assembly stretching 4..

2. the lock core device of a kind of door lock according to claim 1 is characterized in that: described main dead bolt shifting block has gear (53) on 5., and 5. main dead bolt shifting block can be connected by gear drive with square tongue shifting block (32).

3. the lock core device of a kind of door lock according to claim 1, it is characterized in that: described key shifting block has rib (61) and rib (62) on 6., main dead bolt shifting block has rib (54) and rib (55) on 5., and rib (61) can be stirred rib (54); Rib (62) can be stirred rib (55).

4. the lock core device of a kind of door lock according to claim 1, it is characterized in that: described key shifting block has rib (62) on 6., rib (421) and rib (422) are arranged on the key push jack (42), tiltedly on the tongue plectrum A (31) rib (311) is arranged, tiltedly the tongue assembly has the oblique tongue slide blocks of parts (21) on 2.; Rib (62) can be stirred rib (421) and drive rib (422) simultaneously, and rib (422) can be stirred rib (311), and rib (311) can be stirred oblique tongue slide block (21).