CN2830593Y

CN2830593Y - Intelligent lock with novel driving gear

Info

Publication number: CN2830593Y
Application number: CN 200520065143
Authority: CN
Inventors: 刘乐
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-09-29
Filing date: 2005-09-29
Publication date: 2006-10-25
Anticipated expiration: 2015-09-29

Abstract

The utility model relates to an intelligent lock of a novel drive device. The novel drive device comprises a gear drive structure with the increase of a double-stage force moment and rotating speed reduction and an opening /closing lock structure formed by a specially made screw rod component, wherein the gear drive structure has a novel mode to make the intelligent lock can still reliably work under low power supply voltage. The opening /closing lock structure of the specially made screw rod component can make states of lock opening and closing be stable and reliable. In addition, the quantity of components of the drive device is few. Thus, the service life of the lock is prolonged. The intelligent lock of a novel drive device can be widely used for locks for various object storing cabinet doors, furniture and wardrobe doors, drawers, etc.

Description

The intelligence lock of new drive device

Technical field:

The utility model relates to intelligent lock, relates in particular to a kind of transmission device that is used in the intelligent lock that various storing door cabinets and furniture wardrobe door, drawer etc. use.

Background technology:

Lockset being used in bath center locker door or general furniture wardrobe door, drawer at present progressively changes into intelligent lock, described intelligent lock, and one type for by adopting Based Intelligent Control to realize unlocking function with the manually opened mode that combines; When unblanking, the lock when at first removing locking in the lockset transmission device by Based Intelligent Control; By manually opened, make some parts in the lockset transmission device by separately button point or the inclined-plane transferring power of relative motion, other parts discharge by the configuration elastic stress that spring produced, and produce relative moving between each parts, finally make dead bolt return in the lock housing and reach stable state; During locking, rely on oblique tongue, promote each parts of lockset inner driver and press block action order coupled movements, make dead bolt under the elastic force promotion, stretch out lock housing at closing time oppressed displacement.The concrete formation of the intelligent lock transmission device of this type is as the utility model intelligent lock that the applicant applies for, the patent No. is CN200420093966.6.Another kind of type is, lockset is opened under in various intelligent-induction modes at the Intelligent key of correspondence when unblanking, by the intelligence controlling device in the lock body, some parts of the direct drive transmission device of control micro machine are with the inclined-plane transferring power of button point or relative motion, other parts discharge by the configuration elastic stress that spring produced, produce relative moving between each parts, make in the dead bolt withdrawal lock body, reach the purpose of opening the door; Block action is then identical with above-mentioned first kind intelligent lock.The transmission device of existing intelligent door lock, between each parts with the inclined-plane transferring power of button point or relative motion, major advantage is that safety is higher, but shortcoming is, the power supply capacity that the opening of existing various intelligence lock transmission devices/block action process is driven battery influences bigger, must often change power-supply battery, use not very convenient; And transmission component is more, and drive mechanism is too complicated, influences the application life of lockset.

Summary of the invention:

Single at intelligent lock transmission device the deficiencies in the prior art and form of structure, the purpose of this utility model is to provide a kind of intelligence lock of new drive device, it overcomes existing intelligent lock transmission device opens/power supply capacity that the block action process is driven battery influence big, to open and close lock construction too complicated, and the too much shortcoming of number of components; Described new drive device makes that intelligent lock can still working stability be reliable under lower cell voltage, and, the transmission component negligible amounts, lock body moulding volume is little, and manufacturing cost is lower.

To achieve these goals, the intelligence of a kind of new drive device provided by the utility model lock, described novel lock body transmission device, except that comprising the critical piece micro machine, oblique tongue spare outside the dead bolt spare, is characterized in that in lock housing:

Also comprise power gear, duplicate gear, microswitch, driven gear, special screw arbor assembly, the critical pieces such as spring, case spring of unblanking; And:

Described micro machine is electrically connected and is controlled by Based Intelligent Control wiring board in the lock body; Described Based Intelligent Control wiring board is responded to corresponding Intelligent key with aptitude manner, produces unlocking signal, and the control micro machine produces the rotary power of unblanking, and accepts the switching signal from described microswitch, produces block signal, and the control micro machine produces the locking rotary power;

Described power gear, tight cover fits on the micro machine output shaft, and with the gear wheel driving coupling of duplicate gear, power gear is identical with described gear wheel modulus, the number of teeth is beneficial to the amplification of driving torque significantly less than the latter;

Described duplicate gear is installed on the right-hand member position of double crosslinking gear shaft; Duplicate gear comprises that modulus is identical, the remarkable phase extent of number of teeth gear, gear wheel and power gear driving coupling, pinion and described driven gear driving coupling, pinion is identical with the driven gear modulus, and the number of teeth further amplifies driving torque significantly less than the latter;

Described double crosslinking gear shaft by its left and right support, be seated in the double crosslinking gear shaft left and right sidesing supporting frame seat, and its neutral axis overlaps with the neutral axis of described oblique tongue spare; And extend beyond at two ends, the duplicate gear shaft supporting frame seat left and right sides; On the left extension of double crosslinking gear shaft, oblique tongue stage clip is installed;

Described oblique tongue spare, the end neutral axis position in the lock housing is provided with oblique foramen cecum of tongue, and protruding position is established at the position, lower-left; By make described oblique tongue compression spring sleeve on double crosslinking gear shaft, right-hand member props up that a described double crosslinking gear shaft left side is supported, left end puts in oblique tongue spare blind hole and props up oblique tongue spare, but tiltedly tongue spare can rely on oblique tongue stage clip elasticity move left and right in lock housing; When lock body was door opening state, tiltedly the oblique tongue portion elasticity of tongue spare was stretched out lock housing; When lock body begins to enter when closing state, tiltedly tongue portion is pressed in the lock housing by the cabinet door, and tiltedly move immediately the protruding position of tongue, can oppress the making leaf spring of microswitch;

Described microswitch is fixedly pressed close in described oblique tongue spare bottom; It is electrically connected in the Based Intelligent Control wiring board; Lock body begins to enter when closing state, and tiltedly tongue spare moves in the lock housing, and the interlock microswitch after the Based Intelligent Control wiring board obtains the actuating signal of microswitch, is controlled described micro machine and produced the locking rotary power;

Described driven gear is installed in the right part of described special screw arbor assembly central axis, and closely overlaps with it and join; Driven gear connects with the pinion drive of duplicate gear, accepts the rotary power of duplicate gear, drives the central axis rotation of special screw arbor assembly;

Described special screw arbor assembly comprises central axis, screw rod spare, swivel nut spare; The left and right support of screw rod that screw rod spare and swivel nut spare are joined by cover on the central axis is seated between the corresponding support stand, and described driven pulley then is installed on the central axis end position of the right support of screw rod right-hand member; Described screw rod spare is joined with the tight cover of central axis, and the former is provided with one section special external screw thread on medium position; Described swivel nut spare and screw rod spare suit, on swivel nut spare inner periphery, the supporting internal thread of special outer rib-loop on setting and the screw rod spare; When screw rod external screw thread and swivel nut internal thread keep threaded engagement state following time,, can drive about swivel nut spare and pass by the rotation of screw rod spare; The outside of described swivel nut spare upwards is provided with and stretches out transverse arm, is symmetrical arranged left and right sides spring sleeve column on transverse arm, and the position of spring sleeve column is dropped in the spring groove scope of described dead bolt spare right-hand member, and its vertical axis overlaps with the spring groove vertical axis;

Described dead bolt spare is provided with spring groove in right section part, and the described spring left end of unblanking is socketed on the right spring sleeve column of described swivel nut spare transverse arm, and right-hand member props up the right-hand member end of latch bolt spring groove; The right-hand member of described case spring is socketed on the left spring sleeve column of swivel nut spare transverse arm, and left end props up the left end end of latch bolt spring groove; By the relative left and right sides elastic force face-off of open and close lock spring, but can make the screw rod external screw thread of special screw arbor assembly and swivel nut internal thread remain the screw thread mated condition.

The operating principle of the utility model transmission device shows as:

1, the process of unblanking; When unblanking, after the Based Intelligent Control wiring board is responded to the request of unblanking of supporting Intelligent key, begin the to unblank direction rotation of control micro machine, by the micro motor for driving power gear, power gear drives duplicate gear, duplicate gear drives driven gear and unblanks to rotate, increase through two-stage moment, after the gear drive that rotating speed reduces, unblank to rotate by the screw rod spare that driven gear drives in the special screw arbor assembly, screw rod spare drives supporting swivel nut spare and passes to the right, swivel nut spare is by the spring of unblanking in its transverse arm compression dead bolt spare lock tongue slot, at last, compression elasticity by the spring of unblanking pushes dead bolt spare in the lock housing fully, finishes the process of unblanking; After finishing unlocking action, the Based Intelligent Control wiring board stops before micro machine power supply, the specific spiral fit structure of special screw arbor assembly can make the idle running of screw rod spare, swivel nut spare no longer moves right; The Based Intelligent Control wiring board stops after the micro machine power supply, and swivel nut spare left end internal thread is propped up by screw rod spare external screw thread, can not be moved to the left, and makes unlocking condition keep stable.

2, locking process; During locking, be routinely action and close the door, the tiltedly oblique tongue portion of the tongue spare progressively extruding of process doorframe of being closed the door is finally return in the lock housing; At this moment, tiltedly the protruding displacement of oblique tongue of tongue spare is moving, oppresses the making leaf spring of microswitch immediately, and its fine motion knob is touched, and produces switch motion; After the Based Intelligent Control wiring board obtains the actuating signal of microswitch, the control micro machine produces the locking rotary power, by the micro motor for driving power gear, power gear drives duplicate gear, duplicate gear drives driven gear locking rotation, same through the increase of two-stage moment, after the gear drive that rotating speed reduces, rotate by the screw rod spare locking that driven gear drives in the special screw arbor assembly, screw rod spare drives supporting swivel nut spare to left translation, the part that conforms to a conventional pattern is by the case spring in its transverse arm compression dead bolt spare lock tongue slot, at last, compression elasticity by case spring is released lock housing with dead bolt spare, finishes the locking process; In like manner, after finishing block action, the Based Intelligent Control wiring board stops before micro machine power supply, the specific spiral fit structure of special screw arbor assembly can make the idle running of screw rod spare, and swivel nut spare no longer is moved to the left; The Based Intelligent Control wiring board stops after the micro machine power supply, and swivel nut spare right-hand member internal thread is propped up by screw rod spare external screw thread, can not move right, and makes blocking keep stable.

By such scheme as can be known, the utility model transmission device, the gear drive that two-stage moment wherein increases, rotating speed reduces, novel structure can make described intelligent lock under the supply voltage the end of than, still reliable operation; Opening/closedown structure of special screw arbor assembly wherein makes described intelligence lock switching/lock in stable condition reliable; In addition, described transmission component negligible amounts prolongs lockset application life.

A kind of improvement of the present utility model, the matrix of dead bolt spare can directly be made with rigid plastics, and at the housing parts of dead bolt spare, adopt certain thickness hard metal " U " type cell body closely to inlay bag, like this, both can satisfy the requirement of mechanical strength of intelligence lock dead bolt, can reduce the weight of dead bolt again, described transmission device is opened/block action easily, simultaneously, reduced the material cost of these parts.

Description of drawings:

Structural diagrams when Fig. 1 is the utility model intelligence lock lock body unlocking condition;

Structural diagrams when Fig. 2 is the utility model intelligence lock lock body blocking;

Fig. 3 to Fig. 7 is the utility model intelligence lock transmission device critical piece view, and wherein: Fig. 3 is the swivel nut spare parts elevation of special screw arbor assembly; Fig. 4 is Fig. 3 left view; Fig. 5 is the screw part elevation of special screw arbor assembly; Fig. 6 is respectively the elevation of oblique tongue spare; Fig. 7 is the left view of Fig. 6;

The accompanying drawing sign:

Lock housing 1, intelligence control circuit plate 2, micro machine 3, motor mounting 31, power gear 4, duplicate gear 5, double crosslinking gear shaft 51, double crosslinking gear shaft is right to support 521, and a double crosslinking gear shaft left side supports 522, double crosslinking gear shaft supporting seat 53, tiltedly tongue spare 6, tiltedly tongue spare mounting 60, oblique tongue stage clip 64, microswitch guide pile 70, microswitch 7, microswitch stage clip 71, driven gear 8, central axis 91, screw rod spare 92 supports 9201 about screw rod, screw rod left and right sides supporting seat 9202, swivel nut spare 93, swivel nut spare internal thread 930, swivel nut spare transverse arm 931, the right sleeve column 9311 of spring, spring left side sleeve column 9312, the spring 10 of unblanking, case spring 11, dead bolt spare 12, dead bolt contained side 120, lock tongue body 121, metal bound edge 122, lock tongue slot 123.

The specific embodiment:

For purpose, structure and the effect that further specifies the utility model transmission device,, the specific embodiment of the utility model new drive device is described below in conjunction with each accompanying drawing;

Structural diagrams when Fig. 1 is the utility model intelligence lock lock body unlocking condition, the structural diagrams when Fig. 2 is blocking; As shown in Figure 1 and Figure 2, the intelligence of described new drive device lock, its new drive device, in lock housing, remove and comprise critical piece micro machine 3, tiltedly tongue spare 6 outside the dead bolt spare 12, also comprises power gear 4, duplicate gear 5, microswitch 7, driven gear 8, special screw arbor assembly, the spring 10 of unblanking, case spring 11 critical pieces such as grade; And:

Described micro machine 3 is the low-voltage direct magneto, and it is nested in the motor mounting 31 corresponding on the lock housing 1, is electrically connected and is controlled by to be installed in lock housing 1 Based Intelligent Control wiring board 2 bottom; Based Intelligent Control wiring board 2 is responded to corresponding Intelligent key with aptitude manner, produces unlocking signal, and control micro machine 3 produces and turns clockwise, and accepts the switching signal from described microswitch 7, produces block signal, and control micro machine 3 produces and is rotated counterclockwise;

Described power gear 4 is made by wear-resisting POM plastics, and its tight cover fits on the output shaft of micro machine 3, and with gear wheel 501 driving coupling of duplicate gear 5, power gear 4 is identical with described gear wheel 501 moduluses, but the number of teeth amplifies driving torque significantly less than the latter;

Described duplicate gear 5 is made by wear-resisting POM plastics equally, and it is installed on the low order end position of double crosslinking gear shaft 51; Duplicate gear comprises that modulus is identical, gear wheel 501 that the number of teeth significantly differs and pinion 502, gear wheel 501 and power gear 4 driving coupling, pinion 502 and described driven gear 8 driving coupling, pinion 502 is identical with driven gear 8 moduluses, but the number of teeth further amplifies driving torque significantly less than the latter;

Described double crosslinking gear shaft 51, make by stainless steel material, it is by double crosslinking gear shaft left side support 522, right support 521, be seated in the double crosslinking gear shaft left and right sidesing supporting frame seat 53 corresponding on the lock housing 1, neutral axis overlaps with the neutral axis of described oblique tongue spare 6, and extends outside two ends, duplicate gear shaft supporting frame seat 53 left and right sides; Described duplicate gear 5 specifically is installed on the right extension of double crosslinking gear shaft 51; On the left extension of double crosslinking gear shaft 51, oblique tongue stage clip 64 is installed;

Described oblique tongue spare 6, material are also made by wear-resisting POM plastics, and it is clamped in the oblique tongue stand 60 on the lock housing; Tiltedly tongue spare 6 bottom position of neutral axis are provided with oblique foramen cecum of tongue 63, and protruding position 62 is established at the position, lower-left; Described oblique tongue stage clip 64 is enclosed within on the double crosslinking gear shaft 51 by making, its right-hand member props up described double crosslinking gear shaft left side support 522, left end puts in oblique tongue spare blind hole 63 and props up oblique tongue spare 6, but tiltedly tongue spare 6 relies on oblique tongue stage clip 64 elasticity move left and right; When lock body was door opening state, tiltedly tongue 61 part elasticity were stretched out lock housing 1; When lock body begins to enter when closing state, tiltedly tongue portion 61 is pressed in the lock housing 1 by the cabinet door, and tiltedly the protruding position 62 of tongue moves to right immediately, the making leaf spring of compressing microswitch 7;

Described microswitch 7, fixed cover are inserted on the microswitch guide pile 72 of corresponding setting on the lock housing 1, and the lower left quarter of described oblique tongue spare 6 is pressed close in the position; It is electrically connected in Based Intelligent Control wiring board 2; Make lock body when beginning to enter when closing state, along with oblique tongue spare 6 is moved to right by the doorframe compressing, tiltedly the making leaf spring 71 of microswitches 7 is oppressed in the protruding position 62 of tongue, its fine motion knob is touched, produce switch motion, after the Based Intelligent Control wiring board obtains the actuating signal of microswitch, be rotated counterclockwise power when controlling described micro machine 3 and producing lockings;

Described driven gear 8, material is identical with duplicate gear 5, is made by wear-resisting POM plastics, is installed in the right part of the central axis 91 in the described special screw arbor assembly, and closely overlaps with it and join; Pinion 502 driving coupling of driven gear 8 and duplicate gear are accepted the rotary power of duplicate gear, drive central axis 91 rotations of special screw arbor assembly;

Described special screw arbor assembly comprises central axis 91, screw rod spare 92, swivel nut spare 93; Central axis 91 is made by stainless steel material, and screw rod spare 92 and swivel nut spare 93 are made by wear-resisting POM plastics; Screw rod spare 92 and swivel nut spare 93 support 921 by overlapping about the screw rod of joining on the central axis 91, are seated between the corresponding screw rod left and right sidesing supporting frame seat 922, and 8 of described driven pulleys are installed on central axis 91 end positions of the right supporting seat right-hand member of screw rod; Screw rod spare 92 is joined with central axis 91 tight covers, and the former is provided with one section special external screw thread 920 on medium position; As shown in Figure 5, described swivel nut spare 93 and screw rod spare 92 suits, on swivel nut spare 93 inner peripheries, be provided with screw rod spare on the supporting internal thread 930 of special outer rib-loop 920, as shown in Figure 3; When screw rod external screw thread 920 and swivel nut internal thread 930 keep threaded engagement state following time,, can drive swivel nut spare about 93 and pass by the rotation of screw rod spare 92; The outside of described swivel nut spare 93 upwards is provided with and stretches out transverse arm 931, is symmetrical arranged right spring sleeve column 9311, left spring sleeve column 9312 on transverse arm 931, shown in Fig. 3,4,5; The position of spring sleeve column is dropped in spring groove 123 scopes of described dead bolt spare 12 right-hand members, and its neutral axis overlaps with spring groove 123 neutral axis;

Described dead bolt spare 12 is clamped in the dead bolt contained side that is surrounded by dead bolt side 120 and the left and right support stand 922 of screw rod on the lock housing 1; In the right section part of dead bolt spare spring groove 123 is set, described spring 10 left ends of unblanking are socketed on the right spring sleeve column 9311 of described swivel nut spare transverse arm, and right-hand member props up the right top of latch bolt spring groove 123; The right-hand member of described case spring 11 is socketed on the left spring sleeve column 9312 of swivel nut spare transverse arm, and left end props up the left top of latch bolt spring groove 123; By the relative left and right sides elastic force face-off of open and close lock spring, but can make the screw rod external screw thread 920 of special screw arbor assembly remain the screw thread mated condition with swivel nut internal thread 930.

As an embodiment of the utility model transmission device, the gear parameter of described power gear 4 is a modulus 0.5, the number of teeth 10, pressure angle 20 degree; Gear wheel 501 gear parameters in the duplicate gear 5 are modulus 0.5, the number of teeth 26, pressure angle 20 degree; The gear parameter of pinion 502 is a modulus 0.5, the number of teeth 10, pressure angle 20 degree; The gear parameter of driven gear 8 is a modulus 0.5, the number of teeth 28, pressure angle 20 degree.Described swivel nut spare 93 and screw rod spare 92, internal and external screw thread 920 are that T8 * 4-2, helical pitch are 4 the nonstandard screw thread in the special dark big gap of double end, and internal and external threads cooperates flexible, and the end play of 0.4mm is arranged approximately.

The transmission device that the utility model is related, novel structure, simple, reliable is during the intelligent lock that makes the intelligence lock of described transmission device can be widely used as various locker doors and furniture wardrobe door, drawer etc. is used.

Claims

1, a kind of intelligence of new drive device lock, its new drive device comprises critical piece in lock housing: micro machine (3), oblique tongue spare (6) is outside the dead bolt spare (12); It is characterized in that, also comprise power gear (4), duplicate gear (5), microswitch (7), driven gear (8), special screw arbor assembly, the spring of unblanking (10), case spring critical pieces such as (11); And:

Described micro machine (3) is the low-voltage direct magneto, and it is nested in lock housing (1) and goes up in the corresponding motor mounting (31), is electrically connected and is controlled by Based Intelligent Control wiring board (2);

Described power gear (4), tight cover fits on the output shaft of micro machine (3), and with gear wheel (501) driving coupling of duplicate gear (5), power gear (4) is identical with described gear wheel (501) modulus, but the number of teeth is significantly less than the latter;

Described duplicate gear (5) is installed on double crosslinking gear shaft (51) the low order end position; Duplicate gear comprises that modulus is identical, gear wheel that the number of teeth significantly differs (501) and pinion (502), gear wheel (501) and power gear (4) driving coupling, pinion (502) and described driven gear (8) driving coupling, pinion (502) is identical with driven gear (8) modulus, but the number of teeth is significantly less than the latter;

Described double crosslinking gear shaft (51), support (522), right support (521) by a double crosslinking gear shaft left side, being seated in lock housing (1) goes up in the corresponding double crosslinking gear shaft left and right sidesing supporting frame seat (53), neutral axis overlaps with the neutral axis of described oblique tongue spare (6), and extends outside duplicate gear shaft supporting frame seat (53) two ends, the left and right sides; Described duplicate gear (5) specifically is installed on the right extension of double crosslinking gear shaft (51); On the left extension of double crosslinking gear shaft (51), oblique tongue stage clip (64) is installed;

Described oblique tongue spare (6) is clamped in the oblique tongue stand (60) on the lock housing; Tiltedly tongue spare (6) bottom position of neutral axis is provided with oblique foramen cecum of tongue (63), and protruding position (62) is established at the position, lower-left; Described oblique tongue stage clip (64) is enclosed within that double crosslinking gear shaft (51) is gone up, its right-hand member props up that (522) are supported on a described double crosslinking gear shaft left side, left end puts in oblique tongue spare blind hole (63) and props up oblique tongue spare (6), and tiltedly tongue spare (6) relies on oblique tongue stage clip (64) but the elasticity move left and right;

The lock housing (1) that is inserted in described microswitch (7), fixed cover goes up on the corresponding microswitch guide pile (72) that is provided with, and the lower left quarter of described oblique tongue spare (6) is pressed close in the position; It is electrically connected in Based Intelligent Control wiring board (2);

Described driven gear (8) is installed in the right part of the central axis (91) in the described special screw arbor assembly, and closely overlaps with it and join; Pinion (502) driving coupling of driven gear (8) and duplicate gear;

Described special screw arbor assembly comprises central axis (91), screw rod spare (92); Screw rod spare (92) and swivel nut spare (93) are gone up to overlap by central axis (91) and are supported (921) about the screw rod of joining, and are seated between the corresponding screw rod left and right sidesing supporting frame seat (922); Described driven pulley (8) then actual installation on central axis (91) end position of the right supporting seat right-hand member of screw rod; Screw rod spare (92) is joined with the tight cover of central axis (91), and the former is provided with one section special external screw thread (920) on medium position; Described swivel nut spare (93) and screw rod spare (92) suit, on swivel nut spare (93) inner periphery, the supporting internal thread (930) of special outer rib-loop (920) on setting and the screw rod spare; The outside of described swivel nut spare (93) upwards is provided with and stretches out transverse arm (931), is symmetrical arranged right spring sleeve column (9311), left spring sleeve column (9312) on transverse arm (931); The position of spring sleeve column is dropped in spring groove (123) scope of described dead bolt spare (12) right-hand member, and its neutral axis overlaps with spring groove (123) neutral axis;

Described dead bolt spare (12) is clamped in lock housing (1) and goes up in the dead bolt contained side that is surrounded by dead bolt side (120) and the left and right support stand of screw rod (922); In the right section part of dead bolt spare spring groove (123) is set, the described spring of unblanking (10) left end is socketed on the right spring sleeve column (9311) of described swivel nut spare transverse arm (931), and right-hand member props up the right top of latch bolt spring groove (123); The right-hand member of described case spring (11) is socketed on the left spring sleeve column (9312) of swivel nut spare transverse arm (931), and left end props up the left top of latch bolt spring groove (123).

2, lock according to the intelligence of claims 1 described a kind of new drive device, it is characterized in that, the lock tongue body (121) of described dead bolt spare (12) can directly be made with the hard, wear-resistant plastics, and can adopt closely edge bag of certain thickness stainless steel " U " type groove (122) in the outside of lock tongue body (121).

3, according to the intelligence lock of claims 1,2 described a kind of new drive devices, it is characterized in that the central axis (91) of described double crosslinking gear shaft (51) and special screw arbor assembly is made by stainless steel material.

4, according to the intelligence lock of claims 1,2,3 described a kind of new drive devices, it is characterized in that described power gear (4), duplicate gear (5), driven gear (8), oblique tongue spare (6), the lock tongue body (121) of dead bolt spare (12) is made by wear-resistant plastic POM.