CN104405195B - A kind of mechanical code lock based on three layers of coaxial nested structure - Google Patents
A kind of mechanical code lock based on three layers of coaxial nested structure Download PDFInfo
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- CN104405195B CN104405195B CN201410728057.3A CN201410728057A CN104405195B CN 104405195 B CN104405195 B CN 104405195B CN 201410728057 A CN201410728057 A CN 201410728057A CN 104405195 B CN104405195 B CN 104405195B
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Abstract
The invention discloses a kind of mechanical code lock based on three layers of coaxial nested structure, comprising: digital keys, it is marked with numeral；Carry close system, for setting code and can move linearly, and for providing driving force to dead bolt；Carry close system and there is sliding axle；Drive system, for unlocking and the locking close system of load, and is provided driving force when unlocking by digital keys；Drive system has the power transmission shaft inserted in sliding axle；And reset system, it is used for making coded lock revert to original state；Reset system has the reset main shaft inserted in power transmission shaft.This coded lock uses technique scheme, has structural module, part standard, little by surging, safe and reliable, production cost is low, the advantage of wide accommodation.
Description
Technical field
The invention belongs to coded lock technology field, specifically, the present invention relates to a kind of mechanical code lock based on three layers of coaxial nested structure.
Background technology
Along with modern society's high speed development, the use field of lock is more and more extensive, and the key that everyone need to carry also gets more and more, if key leaves behind or loses will result in the biggest inconvenience.And there is many deficiencies in key-type mechanical puzzle lock at present.Wherein causing password to be cracked because of technical leak is matter of utmost importance, a kind of key-type mechanical puzzle lock of such as Application No. 200410029812.5, in the lock that its correct button and missed keys are caused, the structure and working principle of linkage part is the most variant, these differences more or less can be found out by feel and audition by button person, thus decryption.
Summary of the invention
In the technical problem to be solved is to provide the lock that a kind of button right or wrong causes, linkage part structure and principle are consistent, thus are easily detected by feel or audition carrys out the key-type mechanical puzzle lock of decryption.
To achieve these goals, the technical scheme that the present invention takes is: a kind of mechanical code locks based on three layers of coaxial nested structure, comprising:
Digital keys, it is marked with numeral；
Carry close system, for setting code and can move linearly, and for providing driving force to dead bolt；Carry close system and there is sliding axle；
Drive system, for unlocking and the locking close system of load, and is provided driving force when unlocking by digital keys；Drive system has the power transmission shaft inserted in sliding axle；And
Reset system, is used for making coded lock revert to original state；Reset system has the reset main shaft inserted in power transmission shaft.
This mechanical code lock also includes the Unlocking knob providing driving force for system close to described load, and Unlocking knob is connected with carrying close system by pinion and rack.
The close system of described load includes the close wheel disc of multiple load, is located at close piece of the load carrying on close wheel disc and the connecting cross beam being connected with the close wheel disc of load, the number carrying close wheel disc is equal with the number of described digital keys, and all close wheel discs of load is coaxial, carry and on close wheel disc, be evenly distributed close piece of multiple load, carrying close piece and be provided with the close hole of load for setting code, each quantity carrying close hole carried on close wheel disc is consistent with the password figure place of coded lock.
The edge of the close wheel disc of described load is evenly distributed multiple embedding mouth for accommodating close piece of described load, carries close piece and inserts in embedding mouth fixing.
The close system of described load also includes wheel disc close with described load fixed plate that is parallel and that be connected with described connecting cross beam, fixed plate is positioned at outside the close wheel disc of load, and the center connection of fixed plate has one first sliding axle, the center connection being positioned at the close wheel disc of outermost load has one second sliding axle, first sliding axle and the second sliding axle are respectively in the both sides carrying close system, and are slidably connected with the pillar of setting in coded lock lock housing.
Described drive system includes multiple transmission wheel disc, multiple movable blocks and be connected with movable block and be inserted into the pin in the close hole of described load in being slidably arranged in transmission wheel disc, the number of the number of transmission wheel disc wheel disc close with described load is equal, transmission wheel disc is coaxial with the close wheel disc of load, and carry between close wheel disc with described fixed plate and between the close wheel disc of adjacent load, be respectively provided with a transmission wheel disc, adjacent drive wheel disc is connected by described power transmission shaft, carry close wheel disc and be provided with the through hole allowing power transmission shaft pass, movable block is uniformly distributed circumferentially in transmission wheel disc, and circumferentially slide, pin is paralleled with power transmission shaft, the number carrying close hole on the number wheel disc close with each load of the pin on each transmission wheel disc is equal.
Described transmission wheel disc is to be connected and composed by middle contiguous block by two parallel wheel disc blocks, the lasso of an annular it is additionally provided with between two wheel disc blocks, described movable block is set on lasso, and each movable block lays respectively between adjacent two contiguous blocks, also being arranged with the spring being clipped between movable block and side contiguous block on lasso, wheel disc block is additionally provided with the escape groove allowing described pin pass.
The latch being slidably connected with described wheel disc block and can radially sliding it is provided with and for latch being applied the locking spring of elastic force in described transmission wheel disc, one end end face of latch and described movable block end contact and composition wedge transmission, and this end of latch is provided with after movable block produces relative displacement with latch for the limited step stoping movable block to reset, the other end hook of latch.
Described digital keys includes being marked with numeral keys's body of numeral and being located on numeral keys's body and be inserted into space between described transmission wheel disc and the close wheel disc of described load propping up for the key blocking wherein pin described in, described drive system also includes the driving arm for linear motion by numeral keys's body offer driving force, driving arm is connected with described power transmission shaft by pinion and rack, is used for driving transmission wheel disc to rotate by direction initialization.
Described reset system includes reset key and the multiple reset wheel discs being located on described reset main shaft, reset key is connected with described reset main shaft by pinion and rack, for driving reset main shaft to rotate by direction initialization, each reset wheel disc lays respectively at the middle position of two wheel disc blocks of described transmission wheel disc, in the edge of each reset wheel disc is provided with the hook that can embed each described latch and for pulling latch to make its spacer pin separated with described movable block.
This coded lock uses technique scheme, has structural module, part standard, little by surging, safe and reliable, production cost is low, the advantage of wide accommodation；Use three layers of nested axle rotational structure as agent structure so that many actions such as defeated close and reset are rotated by axle and realize gearing pattern, and its advantage is that parts are stable, smooth and easy, resistance is little and puts in place accurately；Due to main element single direction rotation, need not do the revolution of Long travel when resetting, reset simple agile；Separate with drive system owing to carrying close system, defeated close time only drive drive system so that no matter corresponding linkage part structure and principle unanimously, make defeated close person can not pass through feel and audition decryption in defeated close correctness lock housing.
Accompanying drawing explanation
This specification includes the following drawings, shown content respectively:
Fig. 1 is the coded lock population structure schematic diagram of the present invention；
Fig. 2 is that the coded lock of the present invention carries close system structure schematic diagram；
Fig. 3 is the coded lock drive system structure schematic diagram of the present invention；
Fig. 4 is coded lock reset system one end structural representation of the present invention；
Fig. 5 is the coded lock reset system structure schematic diagram of the present invention；
Fig. 6 is coded lock drive system wheel disc and the internal structure schematic diagram of the present invention；
Fig. 7 is that the coded lock drive system wheel disc of the present invention is combined schematic diagram with reset wheel disc；
Fig. 8 be coded lock latch and the movable block of the present invention coordinate schematic diagram；
Fig. 9 is the structural representation of the coded lock digital keys of the present invention；
Figure 10 is the structural representation of the coded lock location dish of the present invention；
Figure 11 is the structural representation of the coded lock reset key of the present invention；
Figure is labeled as:
1, Unlocking knob；2, the first pinion and rack；3, digital keys；31, numeral keys's body；32, key props up；33, limiting plate；34, the first spring；4, reset system；41, reset key；411, reset key body；412, the second spring；413, scotch；414, reset limiting plate；42, the second pinion and rack；43, reset main shaft；44, reset wheel disc；45, spacer pin；46, the first isolator；47, by motion block；48, the 3rd spring；5, close system is carried；51, close wheel disc is carried；511, embedding mouth；52, close piece is carried；521, close hole is carried；53, the first sliding axle；54, the second sliding axle；55, fixed plate；56, connecting cross beam；57, the 4th spring；6, drive system；61, movable block；62, transmission wheel disc；621, wheel disc block；622, contiguous block；623, escape groove；63, lasso；64, latch；641, hook；642, inclined-plane is coordinated；643, limited step；65, the 5th spring；66, the 6th spring；67, baffle plate；68, pin；69, the first power transmission shaft；610, second driving shaft；611, the 3rd power transmission shaft；612, the 4th power transmission shaft；613, actively block；7, driving arm；8, the 3rd pinion and rack；9, the first guide rail；10, the second guide rail；11, the first pillar；12, the second pillar；13, the 3rd pillar；14, the 7th spring；15, the 8th spring；16, unblank axle；17, the second isolator；18, location dish；19, the 4th pillar.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, the detailed description of the invention of the present invention is described in further detail, it is therefore an objective to help those skilled in the art that design, the technical scheme of the present invention are had more complete, accurate and deep understanding, and contribute to its enforcement.
As shown in Figures 1 to 10, for a kind of based on three layers of coaxial nested structure the key-type mechanical puzzle locks of the present invention, it includes lock housing (not shown), the digital keys 3, the Unlocking knob 1 that stretch out in outside lock housing and be positioned at lock housing with longitudinal axis for axle center exceptionally three layers close system of nested load 5, drive system 6 and reset system 4.Lock housing is the rectangular housing of strip, inner hollow.Carrying close system 5 and be in the outermost layer of longitudinal axis, drive system 6 is in intermediate layer, and reset system 4 is in innermost layer.As shown in Figures 2 to 5, carry close system 5, drive system 6 and reset system 4 to be supported on bearing type independently of one another on the pillar stretched out on lock shell plate, wherein carry close system 5 and use the form of axial plain bearing, make the close system of load 5 to slide along longitudinal axis within the specific limits；Drive system 6 and reset system 4 all use the form of radial rotating bearing.
As in figure 2 it is shown, carry close system 5 by the close wheel disc of multiple loads 51, carry close piece 52, fixed plate 55, connecting cross beam 56, sliding axle and play to support and form with other positions of slip effect.Each load close wheel disc 51 shape is consistent, the most ringwise, and is equally spaced along longitudinal axis.The center of the close wheel disc of each load 51 is provided with through hole, and the power transmission shaft being available for drive system 6 passes.The number carrying close wheel disc 51 is equal with the number of digital keys 3, and the outer edge of the close wheel disc of each load 51 has and is uniformly distributed and embedding mouth 511 that quantity is identical, embeds for carrying close piece 52.Embedding mouth 511 quantity that the close wheel disc of each load 51 is opened is consistent with the password figure place of coded lock.Close piece 52 all shape of each load is identical, for bending strip, and just can embed in each embedding mouth 511 fixing.All have one in each load close piece 52 and carry close hole 521, carry position on carrying close piece 52, the close hole 521 and be proximate to carry one end of close piece 52, make to carry close piece 52 and form different password settings when front or back embeds described embedding mouth 511, and formed, by the close wheel disc of all loads 51, the password combination that close amount is huge.The close hole of load 521 on carrying close piece 52 is circular hole, and the axis carrying close hole 521 is paralleled with the axis carrying close wheel disc 51.All loads close wheel disc 51 outer rim position between adjacent two embedding mouths 511 links into an integrated entity via several connecting cross beams 56 again, connecting cross beam 56 is the component of strip, its length direction is paralleled with the axis carrying close wheel disc 51, connecting cross beam 56 is uniformly distributed circumferentially at the edge carrying close wheel disc 51, and the end that is positioned at the fixed plate 55 of all loads close wheel disc 51 side and all connecting cross beams 56 is fixing is connected, fixed plate 55 is disk-shaped member, and close wheel disc 51 is coaxial with carrying.
As shown in Figure 2, connect in the center of fixed plate 55 and have first sliding axle 53, the center connection being positioned at the close wheel disc of outermost load 51 has second sliding axle 54, first sliding axle 53 and the second sliding axle 54 are coaxial, first sliding axle 53 and the second sliding axle 54 are also slidably connected with the 3rd pillar 13 that arranges in coded lock lock housing, make the close system of load 5 to move linearly vertically.3rd pillar 13 is for supporting close system 5 offer of load, first sliding axle 53 and the second sliding axle 54 are hollow axle, center is provided with the hole allowing power transmission shaft pass, the outer surface of the first sliding axle 53 and the second sliding axle 54 has been evenly distributed multiple chute, the length direction of chute is paralleled with the axis of sliding axle, and the inner surface in the hole allowing the first sliding axle 53 and the second sliding axle 54 pass arranged in the end of the 3rd pillar 13 accordingly is provided with the spline tooth matched with chute.
Carrying close system 5 is to be provided driving force by Unlocking knob 1 when mobile, and Unlocking knob 1 is connected with carrying close system 5 by the first pinion and rack 2.Concrete, as shown in Figure 2, Unlocking knob 1 is located at outside lock housing, Unlocking knob 1 connects an axle 16 of unblanking, axle 16 of unblanking inserts in lock housing and can be driven synchronous rotary by Unlocking knob 1, axle 16 of unblanking inserts the side of the second sliding axle 54, and the axis of the axis of axle 16 of unblanking and the second sliding axle 54 is the most perpendicular.The tooth bar of the first pinion and rack 2 is arranged on the second sliding axle 54, and the axis of tooth bar length direction and the second sliding axle 54 is parallel, and the gear of the first pinion and rack 2 is arranged on unblanks on axle 16, and wheel and rack engages.When Unlocking knob 1 turn by the first pinion and rack 2, close system 5 generation of load is driven to slide axially.The close system of described load 5 is additionally provided with the 4th spring 57 makes it playback after slip, 4th spring 57 is to be set on the first sliding axle 53, and be clipped between the 3rd pillar 13 of fixed plate 55 and fixed plate 55 side, the 4th spring 57 is cylindrically coiled spring, for fixed plate 55 is applied thrust.
Carrying close system 5 is the most also the mechanism controlling coded lock dead bolt (not shown), if when unblanking correct defeated close after, the slip carrying close system 5 is not stopped by drive system 6 corresponding component, and dead bolt just produces gearing with the close system 5 of load by the gearing mode set and realizes unblanking.Carrying close system 5 drives dead bolt to move the driving force unblanked or lock for producing, and carrying close system 5 can be connected with dead bolt by moveable parts such as fixed plate 55, sliding axle etc., or by corresponding drive mechanism, power can also be transferred to dead bolt.
As shown in Figure 3, described drive system 6 includes multiple transmission wheel disc 62, the power transmission shaft that the wheel disc block 621 of adjacent drive wheel disc 62 is connected, driving arm 7, realizes two group of the 3rd pinion and rack 8 that digital keys 3 interlocks with drive system 6, and other support members.Transmission wheel disc 62 and power transmission shaft all for axle center and form coherent entirety with longitudinal axis, can rotate around longitudinal axis together.
As shown in Figure 1, Figure 2 and Figure 3, described transmission wheel disc 62 and close wheel disc 51 one_to_one corresponding of load, transmission wheel disc 62 with to carry close wheel disc 51 coaxial, and radially radius the former be less than the latter, therefore the radial rotary of transmission wheel disc 62 is not by the stop of described load close system 5 connecting cross beam 56.In the present embodiment, the close wheel disc of load 51 carrying close system 5 is provided with three altogether, corresponding transmission wheel disc 62 also is provided with three, carries between close wheel disc 51 and fixed plate 55 and is respectively provided with a transmission wheel disc 62 between the close wheel disc of adjacent load 51, and adjacent two transmission wheel discs 62 are connected by power transmission shaft.Concrete, as shown in the figure, three transmission wheel discs 62 pass sequentially through a second driving shaft 610 and the 3rd power transmission shaft 611 links into an integrated entity, and two the transmission wheel discs 62 being positioned at two ends have been also respectively connected with first power transmission shaft 69 and the 4th power transmission shaft 612, first power transmission shaft 69 inserts in the first sliding axle 53, 4th power transmission shaft 612 inserts in the second sliding axle 54, first power transmission shaft 69 and the 4th power transmission shaft 612 are used for being supported on the second pillar 12, second pillar 12 is paralleled with the 3rd pillar 13, and two the second pillars 12 are distributed in the both sides of two the 3rd pillars 13.Two group of the 3rd pinion and rack 8 is connected with the first power transmission shaft 69 and the 4th power transmission shaft 612 respectively, driving arm 7 is to contact with digital keys 3, promoted for linear motion by digital keys 3, driving arm 7 is " Π " font structure, there are a bridge contacted with digital keys 3 and two support arms stretched out towards power transmission shaft side, this support arm is paralleled with axle 16 of unblanking, and bridge is paralleled with connecting cross beam 56.Being positioned at the 3rd pinion and rack 8 at the first power transmission shaft 69, its tooth bar is arranged on the support arm of driving arm 7, and gear is arranged on the first power transmission shaft 69, and wheel and rack engages.Being positioned at the 3rd pinion and rack 8 at the 4th power transmission shaft 612, its tooth bar is arranged on another support arm of driving arm 7, and gear is arranged on the 4th power transmission shaft 612, and wheel and rack engages.When pressing any one digital keys 3, digital keys 3 promotes driving arm 7, the vertical tooth bar at driving arm 7 two ends to be depressed simultaneously, and two gears all produce synchronous rotary, two gear driven power transmission shafts and transmission wheel disc 62 synchronous rotary.For driving drive system 6 synchronous rotary, and make the 3rd pinion and rack 8 playback smoothly under the elastic force of the 7th spring 14 after actuation of keys completes, often it is additionally provided with the second isolator 17 on the gear of group the 3rd pinion and rack 8, to transmit one-way moment to power transmission shaft.
As preferably, as shown in Figure 3, two the first guide rails 9 it are provided with inside lock housing, first guide rail 9 is paralleled with the second pillar 12, and respectively close to second pillar 12, in the guide groove that two support arms of driving arm 7 are arranged in inserting first guide rail 9 respectively, two the first guide rails 9 movement of driving arm 7 is guided, guaranteeing that driving arm 7 is for linear motion, the first guide rail 9 lays respectively at the first power transmission shaft 69 and side of the 4th power transmission shaft 612.
As shown in Figure 1, Figure 2 and Figure 3, being provided with in the end away from transmission wheel disc 62 of the 4th power transmission shaft 612 when rotating for drive system 6 and be accurately positioned circular location dish 18 used, the edge of this location dish 18 uniformly has the positioning port that number is identical with the password figure place of coded lock.Location dish 18 is coaxial with the 4th power transmission shaft 612, the 4th pillar 19 it is additionally provided with in the lower section of location dish 18,4th pillar 19 is paralleled with the second pillar 12 and is positioned at outside the second pillar 12, end face at the 4th pillar 19 stretches to the allocation tongue of the positioning port of location dish 18 when being also extended with a location, the guide groove accommodating allocation tongue it is provided with inside the 4th pillar 19, and this guide groove is built-in with the spring for allocation tongue applies elastic force, allocation tongue is telescopic, and spring promotes allocation tongue can stretch out in the 4th pillar 19 positioning port embedding location dish 18.When the 4th power transmission shaft 612 drives location dish 18 to rotate, allocation tongue is compressed without affecting the rotation of drive system 6.As shown in Figure 4, be additionally provided with a secter pat in the outside of location dish 18, be referred to as actively block 613, for being matched by motion block 47 of reset system 4, drive reset system 4 with drive system 6 synchronous rotary.
As shown in Fig. 3, Fig. 6 and Fig. 7, described drive system 6 also includes the multiple movable blocks 61 being slidably arranged in transmission wheel disc 62 and is connected with movable block 61 and is inserted into carrying the pin 68 in close hole 521, carry close wheel disc 51 and be provided with the through hole allowing power transmission shaft pass, movable block 61 is uniformly distributed circumferentially in transmission wheel disc 62, and circumferentially slide, pin 68 is paralleled with power transmission shaft, and the number carrying close hole 521 on the number wheel disc close with each load 51 of the pin 68 on each transmission wheel disc 62 is equal.Transmission wheel disc 62 is to be connected and composed by the contiguous block 622 of centre is fixing by two parallel wheel disc blocks 621, and the number of contiguous block 622 is equal with password figure place, and the edge being located proximate to wheel disc block 621 of contiguous block 622.Wheel disc block 621 is disc-shaped component, between two wheel disc blocks 621, there is certain space, the lasso 63 of an annular it is additionally provided with between two wheel disc blocks 621, lasso 63 is coaxial with wheel disc block 621, movable block 61 is set on lasso 63, movable block 61 can slide on lasso 63, and each movable block 61 lays respectively between adjacent two contiguous blocks 622, is also arranged with the 5th spring 65 being clipped between movable block 61 and side contiguous block 622 on lasso 63.Each wheel disc block 621 is additionally provided with, near edge, the escape groove 623 allowing described pin 68 pass, this escape groove 623 is for running through setting, pin 68 and movable block 61 is fixing to be connected, and the escape groove 623 that is each passed through on wheel disc block 621 of the two ends of pin 68 is stretched out towards the both sides of transmission wheel disc 62.Owing to movable block 61 is slidably, the escape groove 623 on corresponding each wheel disc block 621 is the arcuate groove with certain length, and this arcuate groove is coaxial with wheel disc block 621.5th spring 65, for movable block 61 applies elastic force, promotes movable block 61 to move at contiguous block 622.When coded lock is in just beginning and end released state, the 5th spring 65 that each movable block 61 is nested on lasso 63 is squeezed on corresponding contiguous block 622, also stretches out a key for 3 times at each digital keys and props up 32, and transmission wheel disc 62 and digital keys 3 one_to_one corresponding.When arbitrary digital keys 3 is pressed, all drive system 6 can be driven to rotate along direction initialization by the 3rd pinion and rack 8；Propped up 32 by the key pressed under digital keys 3 to be pressed simultaneously, stop pin 68 and the movable block 61 of attachment thereof of correspondence position so that it is can not rotate with transmission wheel disc 62, pin 68 is blocked and produces relative shift with transmission wheel disc 62；And not by the key pressed under digital keys 3 prop up 32 not pin 68 to its correspondence position produce stop, the movable block 61 of this pin 68 and attachment thereof does not produce relative displacement with its transmission wheel disc 62 synchronous rotary.
Take turns in button one, when pressing digital keys 3, the relative displacement between produced pin 68 and transmission wheel disc 62 is retained by other corresponding component effects every time, reset not with being risen by digital keys 3, when this takes turns after actuation of keys terminates, a set of relative position grouping between pin 68 with transmission wheel disc 62 will be formed.If this combination is consistent with password setting, the close hole of load 521 of i.e. close with described load system 5 is combined consistent, at this moment the close hole of all loads 521 carrying close system 5 is just corresponding with all pins 68 position of drive system 6, carrying all loads close hole 521 when close system 5 slides axially can be through all pin 68 of drive system 6, it is achieved unblank.
Such as Fig. 6, shown in Fig. 7 and Fig. 8, each transmission wheel disc 62 is provided with the latch 64 being slidably connected with wheel disc block 621 and can radially sliding and for latch 64 applies the locking spring of elastic force, locking spring is diagram the 6th spring 66, one end end face of latch 64 be with movable block 61 end contact and constitute wedge transmission coordinate inclined-plane 642, movable block 61 end face is for driving inclined-plane, and this end of latch 64 is provided with after movable block 61 and latch 64 produce relative displacement for the limited step 643 stoping movable block 61 to reset, the other end of latch 64 is hook 641.Latch 64 and movable block 61 one_to_one corresponding, when the transmission wheel disc 62 rotation movable block 61 motionless with position produces relative displacement, this movable block 61 can promote the latch 64 coordinated with it to move radially toward at transmission wheel disc 62 inside center.The baffle plate 67 that all latch 64 are arranged in being transmitted wheel disc 62 is limited in little scope radial centripetal and slides, and the synchronous rotary along with the rotation of wheel disc card.Latch 64 is provided with the chute allowing baffle plate 67 embed, chute radially extends along wheel disc block 621,6th spring 66 is positioned at the chute of latch 64, and by the chute inwall clamping of baffle plate 67 with latch 64, and latch 64 is pushed into corresponding movable block 61 and makes both end chamfer keep contact by the 6th spring 66.When digital keys 3 drives drive system 6 to rotate, relative displacement is produced with transmission wheel disc 62 by the movable block 61 being propped up 32 stops by the key pressing digital keys 3, the latch 64 corresponding with this movable block 61 is oppressed descending by this movable block 61, so this movable block 61 can slide entirely over its corresponding latch 64, both produce dislocation, movable block 61 also compresses the 5th spring 65, then corresponding latch 64 is promoted up by the 6th spring 66, after the limited step 643 adjacent with coordinating inclined-plane 642 contacts with movable block 61, limited step 643 produces stop to this movable block 61 makes it not playback.
As shown in Figure 9, described digital keys 3 includes being marked with numeral keys's body 31 of numeral, is located on numeral keys's body 31 and is inserted into space between described transmission wheel disc 62 and the close wheel disc of described load 51 and prop up 32 and along the width of lock housing through the limiting plate 33 of numeral keys's body 31 for blocking the wherein key of pin 68 described in, it is provided with through hole accordingly on each numeral keys body 31, the first spring 34 resetted for digital keys 3 it is provided with inside the through hole of each numeral keys body 31, one end of first spring 34 is against on the inwall of through hole, and the other end is against on limiting plate 33；Limiting plate 33 two ends are supported in lock-shell lining and fix, and numeral keys's body 31 is moveable.In the present embodiment, digital keys 3 is provided with three side by side, and three digital keys 3 are located side by side at the side carrying close system 5, the key of digital keys 3 props up 32 perpendicular with the bottom surface of numeral keys body 31, and each key props up length direction and sliding axle and the axis perpendicular of power transmission shaft of 32.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, described reset system 4 is supported on the reset main shaft 43 from the first pillar 11 that lock shell plate stretches out, reset key 41 by two ends with rotatable form and is connected with reset key 41 and reset key 41 action is conducted and the second pinion and rack 42 of driving reset main shaft 43 to rotate and the reset wheel disc 44 being located at transmission wheel disc 62 centre bore.Reset main shaft 43 is supported on two the first pillars 11 that lock shell plate is arranged, and the first pillar 11 is paralleled with the second pillar 12, and two the first pillars 11 are positioned at the outside of two the second pillars 12.Reset main shaft 43 is the axle that length is the longest, and reset main shaft 43 is through all sliding axles and power transmission shaft, and reset main shaft 43, sliding axle, power transmission shaft three are coaxial, and the two ends of reset main shaft 43 are also stretched out.The number of reset wheel disc 44 is equal with the number of transmission wheel disc 62, and reset wheel disc 44 is all fixedly installed on reset main shaft 43, and coaxial with reset main shaft 43.The most corresponding transmission wheel disc 62 of each reset wheel disc 44, and each reset wheel disc 44 is positioned at the middle position of two wheel disc blocks 521 of each transmission wheel disc 62, in each reset wheel disc 44 is provided with the hook 641 that can embed each latch 64 and for pulling latch 64 to make its spacer pin 45 separated with movable block 61, the number of spacer pin 45 is equal with the number of latch 64, and spacer pin 45 is to be uniformly distributed along the circumference of reset wheel disc 44, the axis of spacer pin 45 is paralleled with the axis of reset wheel disc 44.When reset main shaft 43 rotarily drives each reset wheel disc 44 synchronous rotary; spacer pin 45 can synchronous rotary in finally embedding the hook and slot of the hook 641 of latch 64 coordinated with it; to pull latch 64 to move, latch 64 is made to release the locking to movable block 61, it is ensured that movable block 61 can reset.
As shown in Fig. 1 and Figure 11, the structure of reset key 41 is similar with the structure of digital keys 3, reset key 41 includes reset key body 411, along the width reset limiting plate 414 through reset key body 411 of lock housing and the second spring 412 for reset key 41 reset, it is provided with through hole accordingly on reset key body 411, second spring 412 is positioned at inside the through hole of reset key body 411, one end of second spring 412 is against on the inwall of through hole, and the other end is against on reset limiting plate 414；Reset limiting plate 414 two ends are supported in lock-shell lining and fix, and reset key body 411 is moveable.In the present embodiment, reset key 41 is provided with one, and reset key 41 with digital keys 3 for being arranged side by side.
As shown in Figure 4, the tooth bar of the second pinion and rack 42 is arranged on the bottom surface of reset key body 411 of reset key 41, perpendicular with the bottom surface of reset key body 411, the gear of this mechanism is then set on reset main shaft 43, and coaxial with reset main shaft 43 and be connected with bearing type.For realizing 43, reset main shaft is transmitted one-way moment, it is additionally provided with the gear with the second pinion and rack 42 and fixes the first isolator 46 being connected.
As shown in Figure 4, corresponding with the active block 613 on the 4th power transmission shaft 612 of drive system 6, reset main shaft 43 also is provided with secter pat, is referred to as by motion block 47.When drive system 6 rotates, driven reset system 4 synchronous rotary by active block 613 with by coordinating of motion block 47.As shown in Figure 1 and Figure 4, together stretching out also the flat strip, referred to as scotch 413 bottom reset key body 411 with the tooth bar of the second pinion and rack 42, the position of this scotch 413 is relative with the 4th pillar 19, is positioned at the top of location dish 18.When reset key 41 is somewhat pressed, scotch 413 just stretches into the corresponding positioning port interior prevention drive system 6 of the location dish 18 of drive system 6 and rotates with reset system 4, make reset wheel disc 44 produce relative displacement with the transmission wheel disc 62 of drive system 6, at this moment separated with active block 613 by motion block 47.As shown in Fig. 5, Fig. 6 and Fig. 7, when the wheel disc of reset wheel disc 44 with drive system 6 produces relative displacement, all spacer pins 45 on reset wheel disc 44 produce centripetal pulling force to the latch 64 in drive system 6 wheel disc makes latch 64 depart from the stop to the movable block 61 producing relative displacement with transmission wheel disc 62, and makes movable block 61 reset.
As shown in Figure 1 and Figure 5, the end of the first power transmission shaft 69 of drive system 6 is stretched out in the first sliding axle 53 and is supported on the second pillar 12, this end of first power transmission shaft 69 is connected by the 3rd spring 48 with reset main shaft 43,3rd spring 48 is torsion spring, 3rd spring 48 is set on reset main shaft 43, its one end is connected with reset main shaft 43, and the other end and the first power transmission shaft 69 connect, and the torsion that the 3rd spring 48 produces promotes reset system 4 to rise with reset key 41 and resets.So far, whole reseting procedure terminates.New round unlocking action can start.
As preferably, as shown in Figure 1 and Figure 4, second guide rail 10 it is provided with inside lock housing, second guide rail 10 is paralleled with the first pillar 11, and it is located proximate to the first pillar 11, in the guide groove that the tooth bar of the second pinion and rack 42 is arranged in inserting the second guide rail 10, the second guide rail 10 movement of this tooth bar is guided, guaranteeing that reset key 41 and tooth bar are for linear motion, the second guide rail 10 is also positioned at the side of reset main shaft 43.Being additionally provided with the 8th spring 15 in the guide groove of the second guide rail 10, the 8th spring 15 is positioned at below tooth bar, for tooth bar is applied thrust so that it is reset.
Owing to reset key 41 only produces unidirectional driving force to reset main shaft 43, therefore need to arrange the first isolator 46, when the most neither impact resets, reset key 41 produces driving force to reset main shaft 43, also make defeated close time power transmission shaft drive reset main shaft 43 synchronous rotary, not by the stop of the second pinion and rack 42.The structure of the first isolator 46 has various ways, can be analogous to the internal messing ratchet mechanism of prior art, it would however also be possible to employ other structure.As, first isolator 46 can include fixing with gear casing and be connected and coaxial outer ferrule and be in core and the inward turning tooth that be connected fixing with reset main shaft 43, inward turning tooth has diametrically and necessarily scales elasticity, for the spine circle being engaged mutually with inward turning tooth inside outer ferrule；Spine circle and inward turning tooth are by the direction occlusion set, and outer ferrule can only drive inward turning tooth single direction rotation, therefore can only transmit the torque of direction initialization to reset main shaft 43.
Owing to driving arm 7 the most only produces unidirectional driving force to the power transmission shaft of drive system 6, therefore needing to arrange the second isolator 17, when the tooth bar of the 3rd pinion and rack 8 moves reset, gear produces and reversely rotates, but gear can not drive power transmission shaft to reversely rotate.Second isolator 17 is similar with the structure of the first isolator 46, can there is various ways, as, second isolator 17 can include fixing with gear and be connected and coaxial outer ferrule and be in core and the inward turning tooth that be connected fixing with reset main shaft 43, inward turning tooth has diametrically and necessarily scales elasticity, for the spine circle being engaged mutually with inward turning tooth inside outer ferrule；Spine circle and inward turning tooth are by the direction occlusion set, and outer ferrule can only drive inward turning tooth single direction rotation, therefore can only transmit the torque of direction initialization to the first power transmission shaft 69 and second driving shaft 610.
As shown in Figure 1, the tooth bar of the second pinion and rack 42 and the tooth bar of the 3rd pinion and rack 8 are positioned at the same side of reset main shaft 43, and the direction that 41 times pressures in direction and reset key that 3 times pressures of digital keys drive power transmission shaft to rotate drive reset main shaft 43 to rotate is identical.
Above in association with accompanying drawing, the present invention is exemplarily described.Obviously, the present invention implements and is not subject to the restrictions described above.As long as the improvement of the various unsubstantialities that the method design that have employed the present invention is carried out with technical scheme；Or the most improved, above-mentioned design and the technical scheme of the present invention are directly applied to other occasion, all within protection scope of the present invention.
Claims (8)
1. a mechanical code lock based on three layers of coaxial nested structure, it is characterised in that including:
Digital keys, it is marked with numeral；
Carry close system, for setting code and can move linearly, and for providing driving force to dead bolt；Carry close system and there is sliding axle；
Drive system, for unlocking and the locking close system of load, and is provided driving force when unlocking by digital keys；Drive system has the power transmission shaft inserted in sliding axle；And
Reset system, is used for making coded lock revert to original state；Reset system has the reset main shaft inserted in power transmission shaft；
Wherein, the close system of described load includes the close wheel disc of multiple load, is located at close piece of the load carrying on close wheel disc and the connecting cross beam being connected with the close wheel disc of load, the number carrying close wheel disc is equal with the number of described digital keys, and all close wheel discs of load is for being coaxially disposed, carry and on close wheel disc, be evenly distributed close piece of multiple load, carrying close piece and be provided with the close hole of load for setting code, each quantity carrying close hole carried on close wheel disc is consistent with the password figure place of coded lock；
Carry close system and also include wheel disc close with described load fixed plate that is parallel and that be connected with described connecting cross beam, fixed plate is positioned at outside the close wheel disc of load and with the close wheel disc of load for being coaxially disposed, and the center connection of fixed plate has one first sliding axle, the center connection being positioned at the close wheel disc of outermost load has one second sliding axle, first sliding axle and the second sliding axle are respectively in the both sides carrying close system, and are slidably connected with the pillar of setting in coded lock lock housing.
Mechanical code lock based on three layers of coaxial nested structure the most according to claim 1, it is characterised in that also include the Unlocking knob that driving force is provided for system close to described load, and Unlocking knob is connected with carrying close system by pinion and rack.
Mechanical code lock based on three layers of coaxial nested structure the most according to claim 1, it is characterised in that the edge of the close wheel disc of described load is evenly distributed multiple embedding mouth for accommodating close piece of described load, carries close piece and inserts in embedding mouth fixing.
Mechanical code lock based on three layers of coaxial nested structure the most according to claim 1, it is characterized in that, described drive system includes multiple transmission wheel disc, multiple movable blocks and be connected with movable block and be inserted into the pin in the close hole of described load in being slidably arranged in transmission wheel disc, the number of the number of transmission wheel disc wheel disc close with described load is equal, transmission wheel disc is coaxial with the close wheel disc of load, and carry between close wheel disc with described fixed plate and between the close wheel disc of adjacent load, be respectively provided with a transmission wheel disc, adjacent drive wheel disc is connected by described power transmission shaft, carry close wheel disc and be provided with the through hole allowing power transmission shaft pass, movable block is uniformly distributed circumferentially in transmission wheel disc, and circumferentially slide, pin is paralleled with power transmission shaft, the number carrying close hole on the number wheel disc close with each load of the pin on each transmission wheel disc is equal.
Mechanical code lock based on three layers of coaxial nested structure the most according to claim 4, it is characterized in that, described transmission wheel disc is to be connected and composed by middle contiguous block by two parallel wheel disc blocks, the lasso of an annular it is additionally provided with between two wheel disc blocks, described movable block is set on lasso, and each movable block lays respectively between adjacent two contiguous blocks, also being arranged with the spring being clipped between movable block and side contiguous block on lasso, wheel disc block is additionally provided with the escape groove allowing described pin pass.
Mechanical code lock based on three layers of coaxial nested structure the most according to claim 5, it is characterized in that, the latch being slidably connected with described wheel disc block and can radially sliding it is provided with and for latch being applied the locking spring of elastic force in described transmission wheel disc, one end end face of latch and described movable block end contact and composition wedge transmission, and this end of latch is provided with for the limited step stoping movable block to reset after movable block produces relative displacement with latch, the other end of latch is hook.
Mechanical code lock based on three layers of coaxial nested structure the most according to claim 6, it is characterized in that, described digital keys includes being marked with numeral keys's body of numeral and being located on numeral keys's body and be inserted into space between described transmission wheel disc and the close wheel disc of described load propping up for the key blocking wherein pin described in, described drive system also includes the driving arm for linear motion by numeral keys's body offer driving force, driving arm is connected with described power transmission shaft by pinion and rack, is used for driving transmission wheel disc to rotate by direction initialization.
8. according to the mechanical code locks based on three layers of coaxial nested structure described in claim 6 or 7, it is characterized in that, described reset system includes reset key and the multiple reset wheel discs being located on described reset main shaft, reset key is connected with described reset main shaft by pinion and rack, for driving reset main shaft to rotate by direction initialization, each reset wheel disc lays respectively at the middle position of two wheel disc blocks of described transmission wheel disc, in the edge of each reset wheel disc is provided with the hook that can embed each described latch and for pulling latch to make its spacer pin separated with described movable block.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410728057.3A CN104405195B (en) | 2014-12-03 | 2014-12-03 | A kind of mechanical code lock based on three layers of coaxial nested structure |
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| CN201410728057.3A CN104405195B (en) | 2014-12-03 | 2014-12-03 | A kind of mechanical code lock based on three layers of coaxial nested structure |
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| CN104806080B (en) * | 2015-04-28 | 2017-08-04 | 上海宝骑儿童用品有限公司 | A kind of encryption apparatus and child seat of bicycle anti-theft cipher lock set |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2122902U (en) * | 1992-03-19 | 1992-11-25 | 白丽姬 | Cylinder of mechanical puzzle lock |
| CN102943591A (en) * | 2012-10-12 | 2013-02-27 | 安徽工程大学 | Key type mechanical password lock and password setting method |
| CN204386285U (en) * | 2014-12-03 | 2015-06-10 | 安徽工程大学 | A kind of mechanical code lock based on three layers of coaxial nested structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7210318B2 (en) * | 2003-09-29 | 2007-05-01 | Chun Te Yu | Padlock |
| JP4991226B2 (en) * | 2006-09-20 | 2012-08-01 | 有限会社クロップス | Wire lock |
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2014
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2122902U (en) * | 1992-03-19 | 1992-11-25 | 白丽姬 | Cylinder of mechanical puzzle lock |
| CN102943591A (en) * | 2012-10-12 | 2013-02-27 | 安徽工程大学 | Key type mechanical password lock and password setting method |
| CN204386285U (en) * | 2014-12-03 | 2015-06-10 | 安徽工程大学 | A kind of mechanical code lock based on three layers of coaxial nested structure |
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