CN202227778U - Lock body handling transmission assembly and lock body manufactured by same - Google Patents
Lock body handling transmission assembly and lock body manufactured by same Download PDFInfo
- Publication number
- CN202227778U CN202227778U CN201120136067XU CN201120136067U CN202227778U CN 202227778 U CN202227778 U CN 202227778U CN 201120136067X U CN201120136067X U CN 201120136067XU CN 201120136067 U CN201120136067 U CN 201120136067U CN 202227778 U CN202227778 U CN 202227778U
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- tongue
- shift fork
- collar
- groove
- rotating disk
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Abstract
The utility model relates to a lock body handling transmission assembly and a lock body manufactured by the lock body handling transmission assembly. The lock body handling transmission assembly comprises a lever handle, a handling transmission assembly, a lock shell, an inclined tongue component, a square tongue component, a square tongue clamping plate component and a lock head, wherein the handling transmission assembly comprises a turntable, an inclined tongue shifting fork, a square tongue clamping plate shifting fork and a square tongue shifting fork; a convex block protrudes on the outer surface of the turntable; the inclined tongue shifting fork comprises a first lantern ring and a first shifting rod; the square tongue clamping plate shifting fork comprises a second lantern ring and a second shifting rod; the square tongue shifting fork comprises a third lantern ring and a third shifting rod; a third groove, a second groove and a first groove are staggered with one another by a certain angle, the lever handle is rotated so as to enable the turntable to rotate forwardly, the convex block of the turntable drives the first shifting rod of the first lantern ring to move so as to pull the inclined tongue into the lock shell; and the lever handle is rotated so as to enable the turntable to rotate oppositely, the second shifting rod is firstly driven to pull the square tongue clamping plate to separate from a square tongue bottom plate, then the turntable rotates oppositely and continuously so as to enable the third shifting rod to move, the square tongue bottom plate is driven to move, and then the square tongue extends out of the lock shell. The lock body handling transmission assembly achieves the purpose of rapid locking, and is simple and convenient to operate, simple in structure, stable and accurate in transmission and low in manufacturing cost.
Description
Technical field
The utility model relates to the lock body of a kind of lock body handle drive assembly and manufacturing thereof.
Background technology
At present, lock pin latching operation trouble is used inconvenience on the market, when locking a door, often need key be inserted tapered end, utilizes the action side of the drive tongue assembly motion of tapered end then, and square tongue is released the lock shell, reaches the purpose of locking a door; In addition, fire line is poor, and safety, durability are also good inadequately.
Summary of the invention
The purpose of the utility model provides a kind of lock body handle drive assembly, and its perfect in shape and function is simple in structure, the operation simple and convenient.
The technical scheme of the utility model is achieved in that
A kind of lock body handle drive assembly; Comprise rotating disk, oblique tongue shift fork, square tongue clamp shift fork, square tongue shift fork; The external surface protrusion projection of rotating disk, wherein: tiltedly the tongue shift fork comprises first collar and first driving lever that protrudes from first collar outside, and the internal face of first collar is provided with first groove; The projection of the external surface of rotating disk is embedded into first groove the inside, and first collar is enclosed within the external surface of rotating disk and the dish that can rotate rotates; Side's tongue clamp shift fork comprises second collar and second driving lever that protrudes from second collar outside, and the internal face of second collar is provided with second groove, and the projection of the external surface of rotating disk is embedded into second groove the inside; Side's tongue shift fork comprises the 3rd collar and the 3rd driving lever that protrudes from the 3rd collar outside, and the internal face of the 3rd collar is provided with the 3rd groove, and the projection of the external surface of rotating disk is embedded into the 3rd groove the inside; The 3rd groove, second groove, first groove certain angle that staggers each other is so that drive first driving lever action on first collar during rotating disk forward rotation; During the rotating disk backward rotation, second driving lever on drive second collar and the 3rd driving lever on the 3rd collar successively move earlier.
Above-mentioned described oblique tongue shift fork has two, and square tongue clamp shift fork has two, and square tongue shift fork has only a slice, these five shift fork arrangements on rotating disk be distinguish from top to bottom that oblique tongue shift fork, square tongue clamp are dialled, square tongue shift fork, square tongue clamp is dialled and oblique tongue shift fork.
The lock body handle drive assembly of the utility model compared with prior art has following advantage: 1) perfect in shape and function, both can drive oblique tongue assembly, and again can the side's of drive tongue assembly; 2) simple in structure, easy for installation, the operation simple and convenient; 3) five arrangements of shift fork on rotating disk be distinguish from top to bottom that oblique tongue shift fork, square tongue clamp are dialled, square tongue shift fork, square tongue clamp is dialled and oblique tongue shift fork, makes transmission exactly more.
Another purpose of the utility model provides the lock body of a kind of lock body handle drive assembly and manufacturing thereof, and it drives the action of handle drive assembly through handle, reaches the purpose of quick lock, the operation simple and convenient.
A kind of lock body; Comprise handle, handle drive assembly, lock shell, oblique tongue assembly, square tongue assembly, square tongue clamp assembly and tapered end; Handle drive assembly, oblique tongue assembly, square tongue assembly, square tongue clamp assembly and tapered end are installed on the lock shell, and square tongue clamp assembly cooperates with square tongue assembly, it is characterized in that: the handle drive assembly comprises rotating disk, oblique tongue shift fork, square tongue clamp shift fork, square tongue shift fork; The external surface protrusion projection of rotating disk; Wherein: tiltedly the tongue shift fork comprises first collar and first driving lever that protrudes from first collar outside, and the internal face of first collar is provided with first groove, and the projection of the external surface of rotating disk is embedded into first groove the inside; First collar is enclosed within the external surface of rotating disk and the dish that can rotate rotates, and the afterbody that the end of first driving lever connects oblique tongue assembly drives oblique tongue activity; Side's tongue clamp shift fork comprises second collar and second driving lever that protrudes from second collar outside; The internal face of second collar is provided with second groove; The projection of the external surface of rotating disk is embedded into second groove the inside, and it is movable that the afterbody of end connection side's tongue clamp assembly of second driving lever drives clamp; Side's tongue shift fork comprises the 3rd collar and the 3rd driving lever that protrudes from the 3rd collar outside, and the internal face of the 3rd collar is provided with the 3rd groove, and the projection of the external surface of rotating disk is embedded into the 3rd groove the inside; The 3rd driving lever is movable through the square tongue transmission mechanism side of drive tongue base plate; The 3rd groove, second groove, first groove certain angle that staggers each other; When the rotation handle makes the rotating disk forward rotation; The projection of rotating disk withstands on the sidewall of first groove and first driving lever action that drives on first collar retracts the lock shell with oblique tongue, unclamp handle after, tiltedly tongue resets with oblique tongue shift fork; When the rotation handle makes the rotating disk backward rotation; Drive the second driving lever side of the drawing back tongue clamp on second collar earlier; Make the fixture block side of disengaging tongue base plate on the clamp; Continue counter-rotating again and make the 3rd driving lever action on the 3rd collar, the 3rd driving lever moves through the square tongue transmission mechanism side of drive tongue base plate, and square tongue stretches out the lock shell.
Above-mentioned described oblique tongue shift fork has two, and square tongue clamp shift fork has two, and square tongue shift fork has only a slice, these five shift fork arrangements on rotating disk be distinguish from top to bottom that oblique tongue shift fork, square tongue clamp are dialled, square tongue shift fork, square tongue clamp is dialled and oblique tongue shift fork.
Above-mentioned said side's tongue transmission mechanism comprises left connecting rod, swing arm and right connecting rod; The middle part of swing arm is enclosed within on the bearing pin; Bearing pin is arranged on the lock shell; The two ends of swing arm connect an end of left connecting rod, right connecting rod respectively, and the other end of right connecting rod and the 3rd driving lever are hinged, the other end of left connecting rod and square tongue base plate hinged.
Above-mentioned described lock shell the inside also is equipped with safety tongue and knob assembly, and knob assembly cooperates with safety tongue.
The lock body of the utility model compared with prior art has following advantage: 1) it drives the action of handle drive assembly through handle, reaches the purpose of quick lock, the operation simple and convenient; 2) the handle drive assembly is simple in structure, and stable drive is accurate, low cost of manufacture.
Description of drawings
Fig. 1 is the stereogram of an angle of handle drive assembly of the utility model;
Fig. 2 is the stereogram of another angle of handle drive assembly of the utility model;
Fig. 3 is the exploded view of the handle drive assembly of the utility model;
Fig. 4 is the rotating disk of the utility model and the scheme of installation of oblique tongue shift fork;
Fig. 5 is the rotating disk of the utility model and the scheme of installation of square tongue clamp shift fork;
Fig. 6 is the rotating disk of the utility model and the scheme of installation of square tongue shift fork;
Fig. 7 is the structural representation of the lock body of the utility model;
Fig. 8 is the lateral view of Fig. 7.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
Extremely shown in Figure 3 like Fig. 1; A kind of lock body handle drive assembly; Comprise rotating disk 71, oblique tongue shift fork 72, square tongue clamp shift fork 73, square tongue shift fork 74, the external surface protrusion projection 710 of rotating disk 71, the centre of rotating disk 71 is provided with square hole 711; Wherein: tiltedly tongue shift fork 72 comprises first collar 721 and first driving lever 722 that protrudes from first collar, 721 outsides; The internal face of first collar 721 is provided with first groove 723, and the projection 710 of the external surface of rotating disk 71 is embedded into first groove, 723 the insides, and the first cover ring set 721 rotates at the external surface of rotating disk 71 and the dish 71 that can rotate; Side's tongue clamp shift fork 73 comprises second collar 731 and the internal face of second driving lever, 732, the second collars 731 of protrusion is provided with second groove 733 from second collar, 731 outsides, and the projection 710 of the external surface of rotating disk 71 is embedded into second groove, 733 the insides; Side's tongue shift fork 74 comprises the 3rd collar 741 and the internal face of the 3rd driving lever 742, the three collars 741 of protrusion is provided with the 3rd groove 743 from the 3rd collar 741 outsides, and the projection 710 of the external surface of rotating disk 71 is embedded into the 3rd groove 743 the insides; The 3rd groove 743, second groove 733, first groove 723 certain angle that staggers each other is so that drive first driving lever, 722 actions on first collar 721 during rotating disk 71 forward rotation; During rotating disk 71 backward rotation, the 3rd driving lever 742 action successively on second driving lever 732 on drive second collar 731 and the 3rd collar 741 earlier.Tiltedly tongue shift fork 72 has two; Side's tongue clamp shift fork 73 has two; Side's tongue shift fork 74 has only a slice, these five shift fork arrangements on rotating disk 71 be distinguish from top to bottom that oblique tongue shift fork 72, square tongue clamp dial 73, square tongue shift fork 74, square tongue clamp dial 73 and oblique tongue shift fork 72.
Extremely shown in Figure 6 like Fig. 4; Rotating disk 71 is positioned under the normal condition of home position; The projection 710 of the external surface of rotating disk 71 is near the side at first groove 723; Drive first collar 721 and 722 rotations of first driving lever during rotating disk 71 forward rotation; At this time, 710 of projections are free to slide the both sides sidewall that does not touch the 3rd groove 743, second groove, 733 the insides in the 3rd groove 743, second groove, 733 the insides, do not drive second collar 731, second driving lever 732, the 3rd collar 741, the 3rd driving lever 742; Under the rotating disk 71 answer home position normal conditions; The projection 710 of the external surface of rotating disk 71 is near the side at second groove 733; At first drive second collar 731 and second driving lever, 732 backward rotation during rotating disk 71 backward rotation; After projection 710 turns an angle, run into a side sidewall of the 3rd groove 743 the insides, thereby drive the 3rd collar 741 and 742 rotations of the 3rd driving lever together, at this time; 710 of projections are free to slide the both sides sidewall that does not touch first groove, 723 the insides in first groove, 723 the insides, do not drive first collar 721 and first driving lever 722 rotates.
Like Fig. 1 to a kind of lock body shown in Figure 8; Comprise handle 1, handle drive assembly 7, lock shell 2, oblique tongue assembly 3, square tongue assembly 4, square tongue clamp assembly 5 and tapered end 6; Handle drive assembly 7, oblique tongue assembly 2, square tongue assembly 4, square tongue clamp assembly 5 and tapered end 6 are installed on the lock shell 2; Side's tongue clamp assembly 5 cooperates with square tongue assembly 4; Handle drive assembly 7 comprises rotating disk 71, oblique tongue shift fork 72, square tongue clamp shift fork 73, square tongue shift fork 74, the external surface protrusion projection 710 of rotating disk 71, and wherein: tiltedly tongue shift fork 72 comprises first collar 721 and first driving lever 722 that protrudes from first collar, 721 outsides; The internal face of first collar 721 is provided with first groove 723; The projection 710 of the external surface of rotating disk 71 is embedded into first groove, 723 the insides, and first collar 721 is enclosed within the external surface of rotating disk 71 and the dish 71 that can rotate rotates, and the afterbody that the end of first driving lever 722 connects oblique tongue assembly 3 drives oblique tongue 31 activities; Side's tongue clamp shift fork 73 comprises second collar 731 and second driving lever 732 that protrudes from second collar, 731 outsides; The internal face of second collar 731 is provided with second groove 733; The projection 710 of the external surface of rotating disk 71 is embedded into second groove, 733 the insides, and the afterbody of end connection side's tongue clamp assembly 5 of second driving lever 732 drives clamp 51 activities; Side's tongue shift fork 74 comprises the 3rd collar 741 and the internal face of the 3rd driving lever 742, the three collars 741 of protrusion is provided with the 3rd groove 743 from the 3rd collar 741 outsides, and the projection 710 of the external surface of rotating disk 71 is embedded into the 3rd groove 743 the insides; The 3rd driving lever 742 is through tongue base plate 41 activities of the square tongue transmission mechanism side of drive; The 3rd groove 743, second groove 733, first groove 723 certain angle that staggers each other; When rotation handle 1 makes rotating disk 71 forward rotation; The projection 710 of rotating disk 71 withstands on the sidewall of first groove 723 and first driving lever 722 action that drives on first collar 721 retracts lock shell 2 with oblique tongue 31, unclamp handle 1 after, tiltedly tongue 31 resets with oblique tongue shift fork 72; When rotation handle 1 makes rotating disk 71 backward rotation; Drive second driving lever, 732 side's of the drawing back tongue clamps 51 on second collar 731 earlier; Fixture block 510 disengaging side's tongue base plates 41 on the side's of making tongue clamp 51; Continue counter-rotating again and make the 3rd driving lever 742 actions on the 3rd collar 741, the 3rd driving lever 742 moves through the square tongue transmission mechanism side of drive tongue base plate 41, and square tongue 42 stretches out lock shell 2.Said side's tongue transmission mechanism comprises left connecting rod 45, swing arm 46 and right connecting rod 47; The middle part of swing arm 46 is enclosed within on the bearing pin 21; Bearing pin 21 is arranged on the lock shell 2; The two ends of swing arm 46 connect an end of left connecting rod 45, right connecting rod 47 respectively, and the other end of right connecting rod 47 and the 3rd driving lever 742 are hinged, and the other end of left connecting rod 45 and square tongue base plate 41 are hinged.Lock shell 2 the insides also are equipped with safety tongue 81 and knob assembly 82, and knob assembly 82 cooperates with safety tongue 81.
Described oblique tongue assembly 3 comprises oblique tongue 31, oblique tongue rod 32 and oblique tongue back-moving spring 33, and tiltedly tongue 31 afterbodys are installed oblique tongue rod 32, and tiltedly tongue back-moving spring 33 is enclosed within on the oblique tongue rod 32.
Described side's tongue assembly 4 side's of comprising tongue base plates 41 and square tongue 42, tongue base plate 41 tops, square tongue 42 side of being installed in, 41 little of square tongue base plates are provided with draw-in groove 410.
Described side's tongue clamp assembly 5 side's of comprising tongue clamps 51, clamp pull bar 52 and clamp back-moving spring 53, the below of square tongue clamp 51 side's of being positioned at tongue base plates 41 is nested in 410 li of draw-in grooves from the protruding fixture block 510 of square tongue clamp 51 bendings.
The operating principle of the utility model lock body is: when rotation handle 1 makes rotating disk 71 forward rotation; The projection 710 of rotating disk 71 withstands on the sidewall of first groove 723 and first driving lever 722 action that drives on first collar 721 retracts lock shell 2 with oblique tongue 31, reaches the purpose of opening the door; After unclamping handle 1, tiltedly tongue 31 is tiltedly resetting under 33 effects of tongue back-moving spring with oblique tongue shift fork 72; When rotation handle 1 makes rotating disk 71 backward rotation; Drive second driving lever, 732 side's of the drawing back tongue clamps 51 on second collar 731 earlier; The draw-in groove 410 of fixture block 510 disengaging side's tongue base plates 41 on the side's of making tongue clamp 51; Continue counter-rotating again and make the 3rd driving lever 742 actions on the 3rd collar 741, the 3rd driving lever 742 moves through the square tongue transmission mechanism side of drive tongue base plate 41, and square tongue 42 stretches out lock shell 2.Simple in structure, simple to operation, reach the purpose of quick lock.
Claims (5)
1. lock body handle drive assembly is characterized in that: it comprises rotating disk, tiltedly tongue shift fork, square tongue clamp shift fork, square tongue shift fork, the external surface protrusion projection of rotating disk, wherein:
Tiltedly the tongue shift fork comprises first collar and first driving lever that protrudes from first collar outside, and the internal face of first collar is provided with first groove, and the projection of the external surface of rotating disk is embedded into first groove the inside, and first collar is enclosed within the external surface of rotating disk and the dish that can rotate rotates;
Side's tongue clamp shift fork comprises second collar and second driving lever that protrudes from second collar outside, and the internal face of second collar is provided with second groove, and the projection of the external surface of rotating disk is embedded into second groove the inside;
Side's tongue shift fork comprises the 3rd collar and the 3rd driving lever that protrudes from the 3rd collar outside, and the internal face of the 3rd collar is provided with the 3rd groove, and the projection of the external surface of rotating disk is embedded into the 3rd groove the inside;
The 3rd groove, second groove, first groove certain angle that staggers each other is so that drive first driving lever action on first collar during rotating disk forward rotation; During the rotating disk backward rotation, second driving lever on drive second collar and the 3rd driving lever on the 3rd collar successively move earlier.
2. a kind of lock body handle drive assembly according to claim 1; It is characterized in that: tiltedly the tongue shift fork has two; Side's tongue clamp shift fork has two; Side's tongue shift fork has only a slice, these five shift fork arrangements on rotating disk be distinguish from top to bottom that oblique tongue shift fork, square tongue clamp are dialled, square tongue shift fork, square tongue clamp is dialled and oblique tongue shift fork.
3. lock body that utilizes the said lock body handle of claim 1 drive assembly to make; Comprise handle, handle drive assembly, lock shell, oblique tongue assembly, square tongue assembly, square tongue clamp assembly and tapered end; Handle drive assembly, oblique tongue assembly, square tongue assembly, square tongue clamp assembly and tapered end are installed on the lock shell; Side's tongue clamp assembly cooperates with square tongue assembly; It is characterized in that: the handle drive assembly comprises rotating disk, oblique tongue shift fork, square tongue clamp shift fork, square tongue shift fork, the external surface protrusion projection of rotating disk, wherein:
Tiltedly the tongue shift fork comprises first collar and first driving lever that protrudes from first collar outside; First internal face is provided with first groove; The projection of the external surface of rotating disk is embedded into first groove the inside; First collar is enclosed within the external surface of rotating disk and the dish that can rotate rotates, and the afterbody that the end of first driving lever connects oblique tongue assembly drives oblique tongue activity;
Side's tongue clamp shift fork comprises second collar and second driving lever that protrudes from second collar outside; The internal face of second collar is provided with second groove; The projection of the external surface of rotating disk is embedded into second groove the inside, and it is movable that the afterbody of end connection side's tongue clamp assembly of second driving lever drives clamp;
Side's tongue shift fork comprises the 3rd collar and the 3rd driving lever that protrudes from the 3rd collar outside, and the internal face of the 3rd collar is provided with the 3rd groove, and the projection of the external surface of rotating disk is embedded into the 3rd groove the inside; The 3rd driving lever is movable through the square tongue transmission mechanism side of drive tongue base plate;
The 3rd groove, second groove, first groove certain angle that staggers each other; When the rotation handle makes the rotating disk forward rotation; The projection of rotating disk withstands on the sidewall of first groove and first driving lever action that drives on first collar retracts the lock shell with oblique tongue, unclamp handle after, tiltedly tongue resets with oblique tongue shift fork;
When the rotation handle makes the rotating disk backward rotation; Drive the second driving lever side of the drawing back tongue clamp on second collar earlier; The fixture block side of disengaging tongue base plate on the side's of making tongue clamp; Continue counter-rotating again and make the 3rd driving lever action on the 3rd collar, the 3rd driving lever moves through the square tongue transmission mechanism side of drive tongue base plate, and square tongue stretches out the lock shell.
4. lock body according to claim 3; It is characterized in that: tiltedly the tongue shift fork has two; Side's tongue clamp shift fork has two; Side's tongue shift fork has only a slice, these five shift fork arrangements on rotating disk be distinguish from top to bottom that oblique tongue shift fork, square tongue clamp are dialled, square tongue shift fork, square tongue clamp is dialled and oblique tongue shift fork.
5. lock body according to claim 4; It is characterized in that: said side's tongue transmission mechanism comprises left connecting rod, swing arm and right connecting rod; The middle part of swing arm is enclosed within on the bearing pin, and bearing pin is arranged on the lock shell, and the two ends of swing arm connect an end of left connecting rod, right connecting rod respectively; The other end of right connecting rod and the 3rd driving lever are hinged, the other end of left connecting rod and square tongue base plate hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120136067XU CN202227778U (en) | 2011-05-03 | 2011-05-03 | Lock body handling transmission assembly and lock body manufactured by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120136067XU CN202227778U (en) | 2011-05-03 | 2011-05-03 | Lock body handling transmission assembly and lock body manufactured by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202227778U true CN202227778U (en) | 2012-05-23 |
Family
ID=46078367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120136067XU Expired - Fee Related CN202227778U (en) | 2011-05-03 | 2011-05-03 | Lock body handling transmission assembly and lock body manufactured by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202227778U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953604A (en) * | 2012-10-17 | 2013-03-06 | 曹国基 | Gate lock body capable of driving inclined lock tongue reversely |
| CN105151081A (en) * | 2015-10-27 | 2015-12-16 | 南车南京浦镇车辆有限公司 | Railway vehicle hand braking anti-reversion device |
| CN106460411A (en) * | 2014-05-12 | 2017-02-22 | 安德劳斯工业锁具（深圳）有限公司 | Lock for left or right hand operation |
| CN111853001A (en) * | 2020-08-01 | 2020-10-30 | 赵德运 | Four-axis coordinated type lock body structure |
-
2011
- 2011-05-03 CN CN201120136067XU patent/CN202227778U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953604A (en) * | 2012-10-17 | 2013-03-06 | 曹国基 | Gate lock body capable of driving inclined lock tongue reversely |
| CN102953604B (en) * | 2012-10-17 | 2014-09-17 | 广东雅洁五金有限公司 | Gate lock body capable of driving inclined lock tongue reversely |
| CN106460411A (en) * | 2014-05-12 | 2017-02-22 | 安德劳斯工业锁具（深圳）有限公司 | Lock for left or right hand operation |
| CN105151081A (en) * | 2015-10-27 | 2015-12-16 | 南车南京浦镇车辆有限公司 | Railway vehicle hand braking anti-reversion device |
| CN105151081B (en) * | 2015-10-27 | 2018-04-10 | 中车南京浦镇车辆有限公司 | The hand braking anti-reverse mechanism of rail vehicle |
| CN111853001A (en) * | 2020-08-01 | 2020-10-30 | 赵德运 | Four-axis coordinated type lock body structure |
| CN111853001B (en) * | 2020-08-01 | 2022-04-26 | 中山市恒昱智畅智能科技有限公司 | Four-axis coordinated type lock body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20140503 |