CN101748930B - Driving mechanism of lock clutch - Google Patents
Driving mechanism of lock clutch Download PDFInfo
- Publication number
- CN101748930B CN101748930B CN2010100193241A CN201010019324A CN101748930B CN 101748930 B CN101748930 B CN 101748930B CN 2010100193241 A CN2010100193241 A CN 2010100193241A CN 201010019324 A CN201010019324 A CN 201010019324A CN 101748930 B CN101748930 B CN 101748930B
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- arm
- support arm
- elasticity support
- transmission
- screw rod
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Abstract
The invention relates to a driving mechanism of a lock clutch, which comprises a motor and a screw in transmission connection with the output shaft of the motor. The motor is fixed on a base. The driving mechanism also comprises a rotating arm and a transmission arm; the rotating arm is provided with a support beam and is fixedly connected with the base in a rotating way; the transmission arm is provided with a first elastic support arm and a second elastic support arm, the head ends of the two elastic support beams are clamped in the spiral grooves of the screw, the tail ends of the two elastic support beams are fixedly connected with the rotating arm; seen from the front direction, the head ends of the first elastic support arm and the second elastic support arm of the transmission arm relatively and gradually get closer and closer; and seen from the side direction, the back forks of the head ends of the first elastic support arm and the second elastic support arm form a certain included angle, and the head ends of the first elastic support arm and the second elastic support arm are respectively clamped in the front spiral groove and the rear spiral groove of the screw. With the characteristics and the advantages, the invention can be widely applied in the electronic driving mechanism of the lock clutch.
Description
Technical field
The present invention relates to a kind of driving mechanism of lock clutch.
Background technology
In existing electric control lock; The general lock clutch that cooperates with door handle and the driving mechanism of clutch of all being provided with; Is that on August 16th, 2006, notice of authorization number are " lock clutch and the electric control lock with clutch with lock " for CN 2806674Y, denomination of invention like Chinese patent number for ZL200520102762.9, notice of authorization day; This disclosure of the Invention a kind of driving mechanism of flat push type lock clutch, adopt such lock clutch driving mechanism not enough below existing: 1. the installation site of clutch motor is restricted.Owing to take the flat push type driving mechanism; The drive block of on-of pin can only endwisely slip along motor output shaft; When the drive block of on-of pin contacted with on-of pin, promoting direction that the on-of pin head end gets in the clutch should be axial along on-of pin, thus clutch motor axially should be with on-of pin axial consistent or parallel; If the clutch motor installation site not, possibly not exist the drive block of on-of pin can not the head end of the on-of pin of clutch effectively be advanced in the clutch.The drive block complex structure of on-of pin, to take lock shell-space scope big.Adopt the flat push type driving mechanism,, the restriction drive block groove that endwisely slips must be set, not only increased and take up room, also make the driving mechanism structure of lock clutch complicated for the drive block that guarantees on-of pin can endwisely slip along motor output shaft.
Secondly the applicant is ZL200720057246.8 in the patent No. of application on September 21st, 2007; Name is called the utility model patent of " driving mechanism of lock clutch "; A kind of driving mechanism of lock clutch is disclosed; Aim to provide a kind of simple in structure, take lock shell-space little rotary lock clutch driving mechanism, comprise motor, the screw rod that is connected with motor output shaft, said motor is fixed on to be locked on the shell; It is characterized in that: also comprise turning arm and transmission arm; The tail end of said turning arm rotatably is inserted on the column that is arranged in the lock shell, curved of its top end face; Said transmission arm is made up of two elasticity support arms, and the head end of its two elasticity support arms is clamped on the said screw rod; Tail end is connected on the said turning arm.Because the present invention adopts rotary lock clutch driving mechanism, make the motor of lock clutch driving mechanism that the restriction that does not have the position is installed, to compare with prior art, the Drive Structure of lock clutch is also simpler., this constructed products finds that the outputting power of its motor, transmission process are very unstable after coming into operation.
Summary of the invention
In order to overcome the deficiency of prior art, the present invention provides a kind of not only simple in structure, driving mechanism of taking the little but also stable revolving lock clutch of lock shell-space.
For realizing above-mentioned purpose, the present invention takes following technical scheme:
A kind of driving mechanism of lock clutch, the screw rod 2 that comprises motor 1, is in transmission connection with motor 1 output shaft, said motor 1 is fixed on the base 6; Also comprise turning arm 3 and transmission arm 4; Said turning arm 3 has support arm 31 and said turning arm 3 rotatably is connected on the said base 6; Said transmission arm 4 has the first elasticity support arm 41 and the second elasticity support arm 42, and the head end portion of its two elasticity support arms is clamped in the helicla flute of said screw rod 2, and tail end is connected on the said turning arm 3; It is characterized in that: see from frontal, the first elasticity support arm 41 of said transmission arm 4 and the head end portion of the second elasticity support arm 42 relatively progressively near; Direction sees between the head end portion of the said first elasticity support arm 41 and the second elasticity support arm 42 that bifurcated has certain included angle dorsad from the side, and the head end portion of two elasticity support arms is clamped in respectively in the front and back helicla flute on the said screw rod 2.
Said turning arm 3 is the parts that promote lock clutch; Thereby said turning arm 3 can also can rotate among a small circle around locating shaft through being sleeved on rotatably to be connected on the centralized positioning axle on the said base 6; Thereby realize contacting with the on-of pin of lock clutch and separating; When turning arm 3 contacts with on-of pin, can utilize its support arm of curved 31 that the on-of pin head end of said lock clutch is pressed in the clutch, realize the interlock of clutch; When the on-of pin of turning arm 3 and lock clutch separated, said on-of pin was under the effect of back-moving spring, and its head end can stretch out outside the clutch again.
Said transmission arm 4 is spring wires; The head end portion of its two elasticity support arms is clamped on the said screw rod 2; When screw rod 2 under the drive of motor 1 during positive and negative rotation, the head end portion of two elasticity support arms that just can drive said transmission arm 4 is along axially the moving back and forth of said screw rod 2, because the tail end of 4 two elasticity support arms of said transmission arm is fixed on again on the said turning arm 3; Therefore; When the head end portion of two said elasticity support arms during along axially the moving back and forth of said screw rod 2, also can drive said turning arm 3 and come back rotation, thus the on-of pin contact of the support arm 31 that can drive said turning arm 3 and lock clutch and separating.But said transmission arm 4 has special feature:
(A) see from frontal, the first elasticity support arm 41 of said transmission arm 4 and the head end portion of the second elasticity support arm 42 relatively progressively near.The head end portion of said like this transmission arm 4 can rely on the elastic force of self to be clamped in the helicla flute of said screw rod 2, and formation is in transmission connection between the said screw rod 2.
(B) direction is seen from the side, between the head end portion of the said first elasticity support arm 41 and the second elasticity support arm 42 dorsad bifurcated have certain included angle.Frontal in wherein said side surface direction and above-mentioned (A) point is two different view directions observing said transmission arm 4.Since between the head end portion of the said first elasticity support arm 41 and the second elasticity support arm 42 dorsad bifurcated have certain included angle; Make the said first elasticity support arm 41 head end portion and the head end portion of the second elasticity support arm 42 be clamped in respectively in the front and back helicla flute of said screw rod 2; Thereby form balance between former and later two support arms; Whole driving torque is steady, and gets togather with the spiral groove gear of said screw rod 2, can also repair the gap error in the transmission process automatically.
Further technical scheme can also be: the tail end of the said first elasticity support arm 41 and the second elasticity support arm 42 couples together, and forms the turn of ringent ring-spring circle or closure; In the case, the boss 33 that is " T " font can be set on said turning arm 3, said " T " font boss 33 has groove, and the tail end of said transmission arm 4 snaps in the groove of said " T " font boss 33; Said like this transmission arm 4 can not endwisely slip in the groove of said " T " font boss 33; But can be in the radially rotation adjustment of trace; Thereby the head end portion that can make said transmission arm 4 is in the adaptive better self-regulated of the helicla flute inner surface of said screw rod 2; Auto-mending adapts to the gap error in the moment transmission process, has improved the reliability of said transmission arm 4 transmissions greatly.Can also be; The first elasticity support arm 41 of said transmission arm 4 and the tail end of the second elasticity support arm 42 can directly be connected on the said turning arm 3; For example integrated molding manufacturing, but the tail end of the first elasticity support arm 41 of said like this transmission arm 4 and the second elasticity support arm 42 can not be in the radially rotation adjustment of trace.
Further technical scheme can also be: said motor 1 is in transmission connection through gear reduction and said screw rod 2; Wherein said gear reduction comprises:
Driving gear 11, said driving gear 11 is arranged on the output shaft of said motor 1;
Thereby said driving gear 11 drives said screw rod 2 with said driven gear 21 meshing transmissions and rotates.
Through above-mentioned reducing gear, with the output torque amplification of said motor 1, it is strong more and steady that said screw rod 2 is rotated, and can be suitable for the motor 1 of less electric current, still can reliably working in the time of also can hanging down at the supply voltage of motor 1.Secondly, because said driven gear 21 is fixed on the power transmission shaft 22 with said screw rod 2 coaxial settings, make its not only simple but also stable drive of syndeton between the two.
Further technical scheme can also be: also comprise latch segment 32, said latch segment 32 snaps in the groove of said " T " font boss 33.This latch segment 32 is mainly used in eliminates the end play of said transmission arm 4 in the groove of said " T " font boss 33.
Because the present invention has These characteristics and advantage, so can be in the electronic driving mechanism of lock clutch.
Description of drawings
Fig. 1 is the assembling sketch map of the driving mechanism of lock clutch of the present invention;
Fig. 2 is said transmission arm 4 front view sketch mapes of the present invention;
Fig. 3 is the lateral plan sketch map of said transmission arm 4 of the present invention, also is the left view of Fig. 2;
Fig. 4 is the decomposition texture sketch map of said turning arm 3 of the present invention;
Fig. 5 is the package assembly sketch map of said turning arm 3 of the present invention and said transmission arm 4;
Fig. 6 is the assembly structure sketch map between said screw rod 2 of the present invention and said driven pulley 21, the power transmission shaft 22.
The specific embodiment
Below in conjunction with accompanying drawing, further specify the specific embodiment of the present invention:
As shown in Figure 1, be the assembling sketch map of the driving mechanism of lock clutch of the present invention, a kind of driving mechanism of lock clutch comprises motor 1, the driving wheel 11 that is connected with motor 1 output shaft, with the driving wheel 11 meshing driven pulleys that are in transmission connection 21; Wherein said motor 1 is fixed on the base 6.Secondly also comprise turning arm 3 and transmission arm 4, wherein said turning arm 3 has curved support arm 31 and said turning arm 3 rotatably is connected on the said base 6.Secondly said base 6 is housings that contain and support said driving mechanism, can be open type, also can be the independent case of comprehensive containment type, and the housing that can also use lock body is as said base 6.
As shown in Figure 4, said turning arm 3 is the parts that promote lock clutch, and it comprises " T " font boss 33 and latch segment 32 of curved support arm 31, the said transmission arm 4 of clamping.Wherein has groove 34 in " T " font boss 33; Said latch segment 32 is L-shaped and be installed on the said turning arm 3.Thereby said turning arm 3 also can rotate among a small circle around locating shaft through being sleeved on rotatably to be connected on the centralized positioning axle on the said base 6; Thereby realize contacting with the on-of pin of lock clutch and separating; When turning arm 3 contacts with on-of pin; Can utilize its said support arm 31 of curved that the on-of pin head end of said lock clutch is pressed in the clutch, realize the interlock of clutch; When the on-of pin of turning arm 3 and lock clutch separated, said on-of pin was under the effect of back-moving spring, and its head end can stretch out outside the clutch again.
As shown in Figures 2 and 3; Said transmission arm 4 is that spring wire constitutes; Have the first elasticity support arm 41 and the second elasticity support arm 42, the head end portion of its first elasticity support arm 41 as shown in Figure 1 and the second elasticity support arm 42 is clamped in the helicla flute of said screw rod 2, and tail end is connected on the said turning arm 3.
As shown in Figure 2, be the view of the frontal of said transmission arm 4, the first elasticity support arm 41 of said transmission arm 4 and the head end portion of the second elasticity support arm 42 relatively progressively near; Thereby the head end portion that makes its first elasticity support arm 41 and the second elasticity support arm 42 relies on the elastic force of itself to be clamped in the helicla flute of said screw rod 2, and formation is in transmission connection between the said screw rod 2.Secondly, see that the spring wire arm body of said transmission arm 4 tail ends couples together forms ringent ring-spring circle, and snap in through this ringent ring-spring circle position in the groove 34 of " T " font boss 33 of said transmission arm 4 from frontal.Like Fig. 1 and shown in Figure 5; Said latch segment 32 snaps in the groove 34 of said " T " font boss 33; Can eliminate the end play of said transmission arm 4 in said groove 34; Said like this transmission arm 4 can not endwisely slip in said groove 34, but can be in radially a spot of rotation adjustment, thereby the head end portion that can make said transmission arm 4 is in the adaptive better self-regulated of the helicla flute inner surface of said screw rod 2; Auto-mending adapts to the gap error in the moment transmission process, has improved the reliability of said transmission arm 4 transmissions greatly.Certainly, if said groove 34 is more wear-resisting or relatively more accurate, can said latch segment 32 be set difference.
As another kind of structure, the first elasticity support arm 41 of said transmission arm 4 and the tail end of the second elasticity support arm 42 can directly be connected on the said turning arm 3 for example integrated molding manufacturing.Can omit said latch segment 32 and " T " font boss 33 members such as grade like this.But this structure causes said transmission arm 4 radially not adjust, and obviously is not preferred plan.
As shown in Figure 3, be that direction (left view of Fig. 2) is seen from the side, between the head end portion of the said first elasticity support arm 41 and the second elasticity support arm 42 dorsad bifurcated have certain included angle.The head end portion of the said like this first elasticity support arm 41 and the second elasticity support arm 42 is clamped in the front and back helicla flute of said screw rod 2; Thereby form balance between former and later two support arms; Whole driving torque is steady; And get togather with the spiral groove gear of said screw rod 2, can also repair the gap error in the transmission process automatically.
Because the head end of two elasticity support arms of said transmission arm 4 is clipped on the said screw rod 2; When screw rod 2 under the drive of motor 1 during positive and negative rotation; Just can drive head end axially the moving back and forth of two elasticity support arms of said transmission arm 4 along said screw rod 2; Because the tail end of 4 two elasticity support arms of said transmission arm is fixed on again on the said turning arm 3, therefore, when the head end of two said elasticity support arms during along axially the moving back and forth of said screw rod 2; Also can drive said turning arm 3 and come back rotation, thus can drive said turning arm 3 support arm 31 and lock clutch the on-of pin contact and separate.
Like Fig. 1 and shown in Figure 6, said motor 1 is in transmission connection through gear reduction and said screw rod 2; Wherein said gear reduction comprises:
Driving gear 11, said driving gear 11 is arranged on the output shaft of said motor 1;
Thereby said driving gear 11 drives said screw rod 2 with said driven gear 21 meshing transmissions and rotates.Through above-mentioned reducing gear, with the output torque amplification of said motor 1, it is strong more and steady that said screw rod 2 is rotated, and can be suitable for the motor 1 of less electric current, still can reliably working in the time of also can hanging down at the supply voltage of motor 1.
Claims (3)
1. the driving mechanism of a lock clutch, comprise motor (1), with the screw rod (2) that motor (1) output shaft is in transmission connection, said motor (1) is fixed on the base (6); Also comprise turning arm (3) and transmission arm (4); Said turning arm (3) has support arm (31) and said turning arm (3) rotatably is connected on the said base (6); Said transmission arm (4) has the first elasticity support arm (41) and the second elasticity support arm (42), and the head end portion of its two elasticity support arms is clamped in the helicla flute of said screw rod (2), and tail end is connected on the said turning arm (3); It is characterized in that: see from frontal, the first elasticity support arm (41) of said transmission arm (4) and the head end portion of the second elasticity support arm (42) relatively progressively near; Direction sees between the head end portion of the said first elasticity support arm (41) and the second elasticity support arm (42) that bifurcated has certain included angle dorsad from the side, and the head end portion of two elasticity support arms is clamped in respectively in the front and back helicla flute on the said screw rod (2); The tail end of the said first elasticity support arm (41) and the second elasticity support arm (42) couples together in the form of a ring; Said turning arm (3) go up to be provided with the boss that is " T " font, and the tail end of said transmission arm (4) snaps in the groove of boss of said " T " font.
2. the driving mechanism of lock clutch according to claim 1, it is characterized in that: said motor (1) is in transmission connection through gear reduction and said screw rod (2); Wherein said gear reduction comprises:
Driving gear (11), said driving gear (11) is arranged on the output shaft of said motor (1);
Driven gear (21), said driven gear (21) is arranged on the power transmission shaft (22) with said screw rod (2) is coaxial, and said power transmission shaft (22) is connected on the base (6) rotationally;
Said driving gear (11) and said driven gear (21) thus meshing transmission drives said screw rod (2) rotates.
3. the driving mechanism of lock clutch according to claim 1, it is characterized in that: also comprise latch segment (32), said latch segment (32) snaps in the groove of said " T " font boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100193241A CN101748930B (en) | 2010-01-13 | 2010-01-13 | Driving mechanism of lock clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100193241A CN101748930B (en) | 2010-01-13 | 2010-01-13 | Driving mechanism of lock clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101748930A CN101748930A (en) | 2010-06-23 |
| CN101748930B true CN101748930B (en) | 2012-08-15 |
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ID=42476494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100193241A Expired - Fee Related CN101748930B (en) | 2010-01-13 | 2010-01-13 | Driving mechanism of lock clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101748930B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251711B (en) * | 2011-06-29 | 2013-05-29 | 上海铭源数码股份有限公司 | Driving mechanism of dual-motor clutch of electronic lock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5056633A (en) * | 1989-01-24 | 1991-10-15 | Rockwell-Cim | Centrifugal clutch for a motor vehicle doorlock actuator |
| CN2806674Y (en) * | 2005-06-05 | 2006-08-16 | 程飞 | Clutch for lock and electric control lock having same |
| CN201087611Y (en) * | 2007-09-21 | 2008-07-16 | 曹湛斌 | Driving mechanism of electronic lock clutch |
| CN201087591Y (en) * | 2007-09-21 | 2008-07-16 | 曹湛斌 | Actuating mechanism of clutch for lock |
-
2010
- 2010-01-13 CN CN2010100193241A patent/CN101748930B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5056633A (en) * | 1989-01-24 | 1991-10-15 | Rockwell-Cim | Centrifugal clutch for a motor vehicle doorlock actuator |
| CN2806674Y (en) * | 2005-06-05 | 2006-08-16 | 程飞 | Clutch for lock and electric control lock having same |
| CN201087611Y (en) * | 2007-09-21 | 2008-07-16 | 曹湛斌 | Driving mechanism of electronic lock clutch |
| CN201087591Y (en) * | 2007-09-21 | 2008-07-16 | 曹湛斌 | Actuating mechanism of clutch for lock |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平10-26205A 1998.01.27 |
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| Publication number | Publication date |
|---|---|
| CN101748930A (en) | 2010-06-23 |
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| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG ARCHIE HARDWARE CO., LTD. Free format text: FORMER OWNER: CAO GUOJI Effective date: 20120203 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20120203 Address after: Nanhai Dali Changhong ridge industrial garden in Guangdong province Foshan City Gang Road 528231 Applicant after: Guangdong Archie Hardware Co., Ltd. Address before: 528231 Guangdong province Dali Nanhai District of Foshan City, Changhong ridge industrial director Gang Bei Lu Guangdong Yajie Hardware Co. Ltd. in Applicant before: Cao Guoji |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20180113 |