CN201011217Y

CN201011217Y - Mechanical cipher locking device

Info

Publication number: CN201011217Y
Application number: CNU2007200625662U
Authority: CN
Inventors: 彭吉祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-02-13
Filing date: 2007-02-13
Publication date: 2008-01-23
Anticipated expiration: 2017-02-13

Abstract

The utility model relates to a technical cipher locking device, the lock body of which comprises one or more locking structure unit; wherein the locking structure unit comprises a decoding cipher setting operation disk 17, a cipher wheel 8 and a connecting component 9. The end of the decoding cipher setting operation disk is nested to the handle of the connecting component 9. The lock bolt 12 is a protrusion with the root part connected with the lock bolt 13; and the end part shape and size of the lock bolt 12 matches with a cipher loop 6, a cipher protecting loop 7, a cipher groove 14 and a plurality of safety grooves. The disk of the cipher wheel 8 is provided with the cipher protecting loop 7 and the cipher loop 6 in order; the cipher wheel 8 is distributed with the cipher groove 14 whose position is opposite to an safety groove 10 of the cipher protecting loop 7; and the inside track of the cipher wheel 8 is provided with a gear which jogs with the disk end of the connecting component 9. A plurality of cipher wheels control a lock bolt, thus the cipher is much and complex in number and the safety factor is high. The cipher protecting loop on the cipher wheel and the safety groove can produce a cipher feint, thus enhancing safety factor; moreover, the cipher wheel is controlled by a locking pincer, thus prevent a thief from taking cipher through handle.

Description

Mechanical cipher locking device

Affiliated technical field:

The utility model relates to a kind of mechanical locking, specifically, relates to a kind of mechanical cipher locking device that just can lock or unlock by mechanical setting code.

Background technology:

Cylinder lock is to use one of the most general mechanical lock, and its structure comprises lock core, locking bolt, and lock core matches with locking bolt, and pellet shot from a slingshot is installed in the lock core, by the cooperate rotation of controlling lock core of key with pellet shot from a slingshot, thus the unlatching and the closure of realization lock.There is following shortcoming in cylinder lock: the one, because cylinder lock is the activity of controlling lock core by key and pellet shot from a slingshot, key duplicates easily, and pellet shot from a slingshot goes to pot easily.Therefore the cylinder lock theftproof performance is low, poor stability.Two persons of being to use need carry key, and key is lost easily, cause potential safety hazard.A kind of electronic password lock is arranged now, though also do not need key, need power supply, password is also lost easily.

Summary of the invention:

The object of the present invention is to provide a kind of theftproof performance good, the mechanical cipher locking device that does not need key just can lock or unlock.

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

A kind of mechanical cipher locking device, its structure comprises locking bolt, lock body, and whole device is installed on the installing plate, and the geocoded activity groove suitable with lock body arranged on the locking bolt, it is characterized in that: lock body comprises a latch-up structure unit, and lock body comprises deciphering establishes close operation board, cipher wheel and connector; Deciphering is established close operation board and is fixed on by pad, protective sleeve in the installing hole of a body, and its end is connected with cipher wheel by connector; The end that close operation board is established in deciphering is connected by nested mode with the shank of connector; The dish end of connector is meshed with cipher wheel by gear; Lock pin is that heel is connected the projection on the locking bolt, and the end shape of lock pin, size and password circle, password groove, safety groove etc. are suitable; Be distributed with the password circle on the card of cipher wheel; It is suitable that the number of teeth of password number, cipher wheel inner ring of close operation board is established in the number of teeth of connector pommel and dish end and deciphering; Be distributed with a password groove on the password circle, the inner ring of cipher wheel is distributed with the gear that is meshed with the dish end of connector.

Described a kind of mechanical cipher locking device is characterized in that: also be distributed with the cryptoguard circle on the card of cipher wheel; The end shape of cryptoguard circle and lock pin, big or small suitable; Be evenly distributed with safety groove on the cryptoguard circle, the number of teeth of the number of teeth of the quantity of safety groove and connector pommel and dish end, the password number that close operation board is established in deciphering, cipher wheel inner ring is suitable; The position of password groove is corresponding with one of them the safety groove position on the cryptoguard circle.

Described a kind of mechanical cipher locking device is characterized in that: described mechanical cipher locking device cipher wheel locking pliers, and its structure of cipher wheel locking pliers comprises claw beam; Claw beam is fixed on the i.e. door body of installing plate by fulcrum; The head of claw beam is a binding clip, is distributed with the latch that matches with the pommel outer rim gear teeth of connector on the binding clip; The afterbody of claw beam promptly clamps tail, is connected with spring between the pincers tail of two claw beams; Two curvatures distribute on the claw beam between pincers tail and the fulcrum; Described cipher wheel locking pliers is sold with the locking pliers control on being fixed on locking bolt and is matched; The pommel outer rim of connector is distributed with the tooth that matches with cipher wheel locking pliers binding clip latch.

Described a kind of mechanical cipher locking device, it is characterized in that: be fixed with guider on the door body, guider and lock pin match.

Described a kind of mechanical cipher locking device, it is characterized in that: lock body comprises two latch-up structure unit that are nested into an integral body.

Described a kind of mechanical cipher locking device, it is characterized in that: lock body comprises three latch-up structure unit that are nested into an integral body.

The utlity model has advantage:

1, lock pin of a plurality of cipher wheel controls, password quantity is big, complicated, vi have high safety.Be controlled to be example with three grades, suppose that 100, three grades every grade password quantity reaches 1,000,000.

2, cryptoguard circle on the cipher wheel and safety groove thereof can be made the password illusion, increase safety factor.

3, locking pliers control cipher wheel can prevent to extract password by feel.

Description of drawings:

Fig. 1 is the password locking device lock-out state front view with one-level lock cell,

Fig. 2 is the A-A sectional view of Fig. 1,

Fig. 3 is the B-B sectional view of Fig. 2,

Fig. 4 is a locking device transition state front view shown in Figure 1,

Fig. 5 is the C-C sectional view of Fig. 4,

Fig. 6 is the D-D sectional view of Fig. 5,

Fig. 7 is a locking device opening front view shown in Figure 1,

Fig. 8 is the E-E sectional view of Fig. 7,

Fig. 9 is the F-F sectional view of Fig. 8,

Figure 10 is the password locking device transition state front view with secondary lock cell

Figure 11 is the G-G sectional view of Figure 10,

Figure 12 is the H-H sectional view of Figure 11,

Figure 13 is the password locking device transition state front view with three grades of lock cells,

Figure 14 is the I-I sectional view of Figure 13,

Figure 15 is the J-J sectional view of Figure 14,

Figure 16 is that the K of Fig. 2 is to view.

Among the figure

1, spring 2, curvature 3, claw beam

4, locking pliers control pin 5, fulcrum 6, password circle

7, cryptoguard circle 8, cipher wheel 9, connector

10, safety groove 11, loose slot 12, lock pin

13, locking bolt 14, password groove 15, guider

16, close operation board 18, protective sleeve are established in connector pommel marginal tooth 17, deciphering

19, pad 20, door body 21, gathering sill

22, pin 23, binding clip 24, sign

The specific embodiment

A kind of level password locking device is shown in Fig. 1-9.Its structure comprises locking bolt 13, lock body, and whole device is installed on the installing plate, and in this specific embodiment, installing plate is exactly a door body 20.Lock body is fixed by the installing hole on the door body 20, has the geocoded activity groove 11 suitable with lock body on the locking bolt 13.Lock body comprises deciphering establishes close operation board 17, cipher wheel 8 and connector 9.Deciphering is established close operation board 17 and is installed in the installing hole of a body 20 by pad 19, protective sleeve 18, and its end is connected with cipher wheel 8 by connector 9.The end that close operation board 17 is established in deciphering is connected by nested mode with the shank of connector 9, and is fixing by pin 22.The dish end of connector 9 is meshed with cipher wheel 8 by gear, and the pommel outer rim of connector 9 is distributed with the tooth 16 that matches with cipher wheel locking pliers binding clip 23 latches.Locking bolt 13 is installed on the lock body by loose slot 11, and locking bolt 13 can move in the scope of loose slot 11 restrictions as required.Be fixed with lock pin 12 on the locking bolt 13,, can implement or remove the control of 8 pairs of locking bolts 13 of cipher wheel by the cooperation of lock pin 12 and cipher wheel 8.Lock pin 12 is connected projection on the locking bolt 13 for heel, and the end shape of lock pin 12, size and password circle 6, cryptoguard circle 7, password groove 14, safety groove 10 etc. are suitable.It is on the door body 20 that guider 15 is fixed on installing plate, by the cooperation of guider 15 and lock pin 12, realizes the positioning and guiding of lock pin 12, guarantees that the cooperation of lock pin 12 and cipher wheel 8 is accurate accurate.Be distributed with cryptoguard circle 7, password circle 6 on the card of cipher wheel 8 successively.As required, the position of lock pin 12, structure, cryptoguard circle 7, password circle 6 can be arranged to distribute from inside to outside, also can be arranged to distribute outside to inside.Be evenly distributed with safety groove 10 on the cryptoguard circle 7, the number of teeth of the number of teeth of the quantity of safety groove 10 and connector 9 pommels and dish end, the password number that close operation board 17 is established in deciphering, cipher wheel 8 inner rings is suitable.Be distributed with a password groove 14 on the password circle 8; the position of password groove 14 is corresponding with one of them safety groove 10 position on the cryptoguard circle 7; be that password groove 14, corresponding safety groove 10 are on the same radius, other safety groove 10 plays the effect that the deception feel is extracted password.When extracting password with feel, lock pin 12 ends under external force, the safety groove 10 that enters other is given the feature sensation that obtains trap door, and in fact, lock pin 12 ends can be stopped by password circle 6, can not pass through, and lock pin 12 is stuck, deciphering is established close dish 17 and can not be rotated, locking bolt 13 can not continue displacement, can not unlock, increase time and the difficulty of extracting password with feel, increase anti-theft feature.The inner ring of cipher wheel 8 is distributed with the gear that is meshed with the dish end of connector 9.The cipher wheel locking pliers is a kind of protection, safeties that prevent to extract by feel password.Its structure of cipher wheel locking pliers comprises claw beam 3.Claw beam 3 is fixed on the i.e. door body 20 of installing plate by fulcrum 5.The head of claw beam 3 is a binding clip 23, is distributed with the latch that matches with the pommel outer rim gear teeth of connector 9 on the binding clip 23.The afterbody of claw beam 3 promptly clamps tail, is connected with spring 1 between the pincers tail of two claw beams 3.Two curvatures 2 distribute on the claw beam 3 between pincers tail and the fulcrum 5.Described cipher wheel locking pliers is sold 4 with the locking pliers control on being fixed on locking bolt 13 and is matched.When password locking device described in the utility model was in locking, unlatching two states, locking pliers control pin 4 arrived two curvature 2 positions of cipher wheel locking pliers respectively.At this moment, according to lever principle, the pincers tail of claw beam 3 is drawn close under the effect of spring 1, binding clip 23 opens, the cipher wheel locking pliers is removed the control to connector 9 pommel gears, and deciphering is established close operation board 17 and can arbitrarily freely be rotated together with lock body, that is can be provided with and remove the operation of password.When password locking device described in the utility model is in an interim state, the position between two curvatures 2 of locking pliers control pin 4 arrival cipher wheel locking pliers.According to lever principle, the cipher wheel locking pliers is implemented the control to connector 9 pommel gears, and deciphering is established close operation 17 dishes and can not be rotated together with lock body, reaches the purpose that prevents to extract by feel password.

When being in the lock state, as Figure 1-3.Locking bolt 13 moves to low order end, and lock pin 12 moves to outside the cryptoguard circle 7 of cipher wheel 8.The certain angle of close operation board 17 is established in twisting deciphering, makes password groove 14 and lock pin 12 on the password circle 6 certain position of staggering.Because the position of the password groove 14 in the password circle 6 is not corresponding with the position of lock pin 12, can limit lock pin 12 and the locking bolt 13 that links together with it moves to left, reach the purpose of locking.At this moment locking pliers control pin 4 arrives first arc of cipher wheel locking pliers and bends 2, and password locking clamps under the effect of spring 1, near certain distance, binding clip 23 is opened in the middle of the pincers Caudad, has removed its restriction to cipher wheel 8, and cipher wheel 8 can freely be rotated.The guiding protection groove 21 of guider 15 plays control lock pin 12 moving directions, guarantees that itself and password groove 14, safety groove 10 align, the effect that protection lock pin 12 is damaged because of offset direction.Equally distributed safety groove 10 on the cryptoguard circle 7 can prevent to extract password by feel.On the cryptoguard circle 7, have only a safety groove 10 relative with password groove 14 positions on the password circle 6.

When being in opening, shown in Fig. 7-9, locking bolt 13 moves to high order end, lock pin 12 ends via the gathering sill 21 of guider 15, move in the password circle 6 of cipher wheel 8.The locking bolt 13 that links together moves to left, and unlocks.At this moment locking pliers control pin 4 arrives second arc of cipher wheel locking pliers and bends 2, and password locking clamps under the effect of spring 1, near certain distance, binding clip 23 is opened in the middle of the pincers Caudad, has removed its restriction to cipher wheel 8, and cipher wheel 8 can freely be rotated.

When in an interim state, shown in Fig. 4-6, locking bolt 13 moves to the position between unlatching and the lock-out state, and lock pin 12 ends move to outside the cryptoguard circle 7 of cipher wheel 8.Join with cryptoguard circle 7 outsides of cipher wheel 8, the locking bolt 13 that links together move to left to open and lock-out state between the position, whole device still is in the lock state.At this moment locking pliers control pin 4 arrives between two arcs curved 2 of cipher wheel locking pliers, and password locking clamps under the effect of lever principle, the restriction that binding clip 23 is implemented cipher wheel 8, and cipher wheel 8 can not freely be rotated.

Be provided with, change the process of password.Set certain numeral as password, close operation board 17 is established in the twisting deciphering, and this digital corresponding scale that deciphering is established on the close operation board 17 is corresponding with the sign 24 on the pad 19, as shown in figure 16.It is motionless to keep deciphering to establish close operation board 17, adjusts cipher wheel 8 and connector 9 relative positions, makes password groove 14, Cipher safety circle 7 corresponding safety grooves 10 on the password circle 6 relative with gathering sill 21 on the guider 15.Scale and 24 pairs of the signs on the pad 19 of establishing the password figure correspondence on the close operation board 17 when deciphering are seasonable, password groove 14, safety groove 10 and gathering sill 21 are formed one for the freely through passage in lock pin 12 ends, locking bolt 13 is under the effect of external force, can move left and right realize control, the purpose that reach unlatchings, locks to locking bolt.In the time of need changing password, close operation board 17 is established in the twisting deciphering, and this digital corresponding scale that deciphering is established on the close operation board 17 is corresponding with the sign 24 on the pad 19, repeats the above-mentioned process that password is set, and can change password.

The process of locking.The certain angle of close operation board 17 is established in twisting deciphering, and it is corresponding with the sign 24 on the pad 19 to make deciphering establish the corresponding scale of this numeral on the close operation board 17.At this moment, the password groove 14 on the password circle 6, Cipher safety circle 7 corresponding safety grooves 10 are relative with gathering sill 21 on the guider 15, form one for the freely through passage in lock pin 12 ends, have removed the restriction of cipher wheel to lock pin 12 ends.Under the effect of external force, locking bolt 13 is moved to rightmost.The certain angle of close operation board 17 is established in twisting deciphering, makes deciphering establish the corresponding scale of this numeral on the close operation board 17 and staggers mutually with sign 24 on the pad 19.The passage of lock pin 12 processes is stopped up in password groove 14 and gathering sill 21 certain position of staggering, and locking device is locked.

The process that unlocks.The certain angle of close operation board 17 is established in twisting deciphering, and it is corresponding with the sign 24 on the pad 19 to make deciphering establish the corresponding scale of this numeral on the close operation board 17.At this moment, the password groove 14 on the password circle 6, Cipher safety circle 7 corresponding safety grooves 10 are relative with gathering sill 21 on the guider 15, form one for the freely through passage in lock pin 12 ends, have removed the restriction of cipher wheel to lock pin 12 ends.Under the effect of external force, locking bolt 13 is moved to Far Left, unlock.

The specific embodiment two

A kind of secondary password locking device is shown in Figure 10-12.Its structure comprises locking bolt 13, lock body, and whole device is installed on the installing plate, and in this specific embodiment, installing plate is exactly a door body 20.Lock body comprises two latch-up structure unit that are nested into an integral body, and lock body is fixed by the installing hole on the door body 20, has the geocoded activity groove 11 suitable with lock body on the locking bolt 13.Each element of construction of lock body all comprises deciphering establishes close operation board 17, cipher wheel 8 and connector 9.Two level decryptions are established close operation board 17 and are nested together, and are installed in the installing hole of a body 20 by pad 19, protective sleeve 18.Two level decryptions establish close operation board 17 ends respectively the connector 9 by separately be connected with separately cipher wheel 8.The end that close operation board 17 is established in deciphering is connected by nested mode with the shank of connector 9, and is fixing by pin 22.The dish end of two-step connection 9 is meshed with separately cipher wheel 8 by gear respectively.The pommel outer rim of connector 9 is distributed with the tooth 16 that matches with cipher wheel locking pliers binding clip 23 latches.Locking bolt 13 is installed on the lock body by loose slot 11, and locking bolt 13 can be in the scope of loose slot 11 restriction, as required move left and right under the effect of external force.Be fixed with lock pin 12 on the locking bolt 13,, can implement or remove the control of 8 pairs of locking bolts 13 of cipher wheel by the cooperation of lock pin 12 and two-stage cipher wheel 8.Lock pin 12 is connected projection on the locking bolt 13 for heel, and the end shape of lock pin 12, size and password circle 6, cryptoguard circle 7, password groove 14, safety groove 10 etc. are suitable.It is on the door body 20 that guider 15 is fixed on installing plate, by the cooperation of guider 15 and lock pin 12, realizes the positioning and guiding of lock pin 12, guarantees that the cooperation of lock pin 12 and cipher wheel 8 is accurate accurate.Be distributed with cryptoguard circle 7, password circle 6 on the card of cipher wheel 8 successively.As required, the position of lock pin 12, structure, cryptoguard circle 7, password circle 6 can be arranged to distribute from inside to outside, also can be arranged to distribute outside to inside.Be evenly distributed with safety groove 10 on the cryptoguard circle 7, the number of teeth of the number of teeth of the quantity of safety groove 10 and connector 9 pommels and dish end, the password number that close operation board 17 is established in deciphering, cipher wheel 8 inner rings is suitable.Be distributed with a password groove 14 on the password circle 8; the position of password groove 14 is corresponding with one of them safety groove 10 position on the cryptoguard circle 7; be that password groove 14, corresponding safety groove 10 are on the same radius, other safety groove 10 plays the effect that the deception feel is extracted password.When extracting password with feel, lock pin 12 ends under external force, the safety groove 10 that enters other is given the feature sensation that obtains trap door, and in fact, lock pin 12 ends can be stopped by password circle 6, can not pass through, and lock pin 12 is stuck, deciphering is established close dish 17 and can not be rotated, locking bolt 13 can not continue displacement, can not unlock, increase time and the difficulty of extracting password with feel, increase anti-theft feature.Because each grade latch-up structure unit all has the function of anti-cover password, increases antitheft intensity more.The inner ring of cipher wheel 8 is distributed with the gear that is meshed with the dish end of connector 9.The cipher wheel locking pliers is a kind of protection, safeties that prevent to extract by feel password.All there are its independently password locking pincers each grade password locking unit.Its structure of cipher wheel locking pliers comprises claw beam 3.Claw beam 3 is fixed on the i.e. door body 20 of installing plate by fulcrum 5.The head of claw beam 3 is a binding clip 23, is distributed with the latch that matches with the pommel outer rim gear teeth of connector 9 separately on the binding clip 23.The afterbody of claw beam 3 promptly clamps tail, is connected with spring 1 between the pincers tail of two claw beams 3.Two curvatures 2 distribute on the claw beam 3 between pincers tail and the fulcrum 5.Described cipher wheel locking pliers is sold 4 with the locking pliers control on being fixed on locking bolt 13 and is matched.When the described password locking device of present embodiment was in locking, unlatching two states, locking pliers control pin 4 arrived two curvature 2 positions of cipher wheel locking pliers respectively.At this moment, according to lever principle, the pincers tail of claw beam 3 is drawn close under the effect of spring 1, binding clip 23 opens, two-stage cipher wheel locking pliers has all been removed the control of connector 9 pommel gears separately, two level decryptions are established close operation board 17 and all can arbitrarily freely be rotated together with lock body, that is can be provided with and remove the operation of password.When password locking device described in the utility model is in an interim state, the position between two curvatures 2 of locking pliers control pin 4 arrival cipher wheel locking pliers.According to lever principle, the cipher wheel locking pliers is implemented the control of connector 9 pommel gears separately, and two level decryptions are established close operation 17 dishes and all can not be rotated together with lock body, reach the purpose that prevents to extract by feel password.

When being in the lock state.Locking bolt 13 moves to low order end, and lock pin 12 ends move to outside the cryptoguard circle 7 of cipher wheel 8.Twist two level decryptions respectively and establish the certain angle of close operation board 17, make on the password circle 6 password groove 14 all with lock pin 12 certain position of staggering.Because the position of the password groove 14 in the password circle 6 is not corresponding with the position of lock pin 12, has blocked the passage that locking bolt 13 moves to left, can limit lock pin 12 and the locking bolt 13 that links together with it moves to left, reach the purpose of locking.In the present embodiment, two latch-up structure unit can independently be blocked locking bolt 13 and move to left.At this moment locking pliers control pin 4 arrives first arc of cipher wheel locking pliers and bends 2, and password locking clamps under the effect of spring 1, near certain distance, binding clip 23 is opened in the middle of the pincers Caudad, has removed its restriction to cipher wheel 8, and cipher wheel 8 can freely be rotated.The guiding protection groove 21 of guider 15 plays control lock pin 12 moving directions, guarantees that itself and password groove 14, safety groove 10 align, and prevents lock pin 12 offset directions, avoids the effect that is damaged.Equally distributed safety groove 10 on the cryptoguard circle 7 can prevent to extract password by feel.On the cryptoguard circle 7, have only a safety groove 10 relative with password groove 14 positions on the password circle 6.

When being in opening, locking bolt 13 moves to high order end, lock pin 12 ends via the gathering sill 21 of guider 15, move in the password circle 6 of cipher wheel 8.The locking bolt 13 that links together moves to left, and unlocks.At this moment locking pliers control pin 4 arrives second arc of cipher wheel locking pliers and bends 2, and password locking clamps under the effect of spring 1, near certain distance, binding clip 23 is opened in the middle of the pincers Caudad, has removed its restriction to cipher wheel 8, and cipher wheel 8 can freely be rotated.

When in an interim state, locking bolt 13 moves to the position between unlatching and the lock-out state, and lock pin 12 ends move to outside the cryptoguard circle 7 of cipher wheel 8.Join with cryptoguard circle 7 outsides of cipher wheel 8, the locking bolt 13 that links together move to left to open and lock-out state between the position, whole device still is in the lock state.At this moment locking pliers control pin 4 arrives between two arcs curved 2 of cipher wheel locking pliers, and password locking clamps under the effect of lever principle, the restriction that binding clip 23 is implemented cipher wheel 8, and cipher wheel 8 can not freely be rotated.

Be provided with, change the process of password.Each grade lock cell password is independently set.Set the password of certain numeral as certain one-level latch-up structure unit, close operation board 17 is established in the twisting deciphering, and this digital corresponding scale that deciphering is established on the close operation board 17 is corresponding with the sign 24 on the pad 19.It is motionless to keep deciphering to establish close operation board 17, adjust cipher wheel 8 and connector 9 relative positions, make password groove 14, Cipher safety circle 7 corresponding safety grooves 10 on the password circle 6 relative with gathering sill 21 on the guider 15, the numeral of this setting becomes the password of this grade latch-up structure unit.In like manner can set the password of another grade latch-up structure unit.Scale and 24 pairs of the signs on the pad 19 of establishing the password figure correspondence on the close operation board 17 when a certain level decryption are seasonable, and this grade password groove 14, safety groove 10 and gathering sill 21 are formed one for the freely through passage in lock pin 12 ends.When two-stage latch-up structure unit all formed passage, lock body had been removed the restriction to locking bolt 13, and locking bolt 13 can move left and right be realized the control to locking bolt, the purpose that reach unlatchings, locks under the effect of external force.

When need changing password, twist certain level decryption and establish close operation board 17, it is corresponding with the sign 24 on the pad 19 to make this level decryption establish the corresponding scale of the numeral of the setting code on the close operation board 17, repeats the above-mentioned process that password is set, and can change password.In like manner, can change the password of another grade latch-up structure unit.

The process of locking.Twist each level decryption successively and establish the certain angle of close operation board 17, it is corresponding with the sign 24 on the pad 19 to make each level decryption establish the scale of the password figure correspondence on the close operation board 17.At this moment, the password groove 14 on each grade password circle 6, Cipher safety circle 7 corresponding safety grooves 10 are relative with gathering sill 21 on the guider 15, form for the freely through passage in lock pin 12 ends, have removed the restriction of cipher wheel to lock pin 12 ends.Under the effect of external force, locking bolt 13 is moved to rightmost.Twist each level decryption successively and establish the certain angle of close operation board 17, make each level decryption establish the scale of the password figure correspondence on the close operation board 17 and stagger mutually with sign 24 on the pad 19.Password grooves 14 at different levels respectively with gathering sill 21 certain position of staggering, stop up the passage of lock pin 12 processes, locking device is locked.

The process that unlocks.The certain angle of close operation board 17 is established in twisting deciphering respectively, and it is corresponding with the sign 24 on the pad 19 respectively to make each level decryption establish the scale of the password figure correspondence on the close operation board 17.At this moment, the password groove 14 on the password circles 6 at different levels, Cipher safety circle 7 corresponding safety grooves 10 are relative with gathering sill 21 on the guider 15, form for the freely through passage in lock pin 12 ends, have removed the restriction of cipher wheel to lock pin 12 ends.Under the effect of external force, locking bolt 13 is moved to Far Left, unlock.

The specific embodiment three

A kind of three grades of password locking devices are shown in Figure 13-15.Its structure comprises locking bolt 13, lock body, and whole device is installed on the installing plate, and in this specific embodiment, installing plate is exactly a door body 20.Lock body comprises three latch-up structure unit that are nested into an integral body, and lock body is fixed by the installing hole on the door body 20, has the geocoded activity groove 11 suitable with lock body on the locking bolt 13.Each element of construction of lock body all comprises deciphering establishes close operation board 17, cipher wheel 8 and connector 9.Three level decryptions are established close operation board 17 and are nested together, and are installed in the installing hole of a body 20 by pad 19, protective sleeve 18.Each level decryption establish close operation board 17 ends respectively the connector 9 by separately be connected with separately cipher wheel 8.Each level decryption is established the end of close operation board 17 and is connected by nested mode with the shank of connector 9 separately, and is fixing by pin 22.The dish end of connectors 9 at different levels is meshed with separately cipher wheel 8 by gear respectively.The pommel outer rim of connector 9 is distributed with the tooth 16 that matches with cipher wheel locking pliers binding clip 23 latches.Locking bolt 13 is installed on the lock body by loose slot 11, and locking bolt 13 can be in the scope of loose slot 11 restriction, as required move left and right under the effect of external force.Be fixed with lock pin 12 on the locking bolt 13,, can implement or remove the control of 8 pairs of locking bolts 13 of cipher wheel by the cooperation of lock pin 12 and three grades of cipher wheel 8.Lock pin 12 is connected projection on the locking bolt 13 for heel, and the end shape of lock pin 12, size and password circle 6, cryptoguard circle 7, password groove 14, safety groove 10 etc. are suitable.It is on the door body 20 that guider 15 is fixed on installing plate, by the cooperation of guider 15 and lock pin 12, realizes the positioning and guiding of lock pin 12, guarantees that the cooperation of lock pin 12 and cipher wheel 8 is accurate accurate.Be distributed with cryptoguard circle 7, password circle 6 on the card of cipher wheel 8 successively.As required, the position of lock pin 12, structure, cryptoguard circle 7, password circle 6 can be arranged to distribute from inside to outside, also can be arranged to distribute outside to inside.Be evenly distributed with safety groove 10 on the cryptoguard circles 7 at different levels, the number of teeth of the number of teeth of the quantity of safety groove 10 and connector 9 pommels and dish end, the password number that close operation board 17 is established in deciphering, cipher wheel 8 inner rings is suitable.Be distributed with a password groove 14 on the password circle 8; the position of password groove 14 is corresponding with one of them safety groove 10 position on the cryptoguard circle 7; be that password groove 14, corresponding safety groove 10 are on the same radius, other safety groove 10 plays the effect that the deception feel is extracted password.When extracting password with feel, lock pin 12 ends under external force, the safety groove 10 that enters other is given the feature sensation that obtains trap door, and in fact, lock pin 12 ends can be stopped by password circle 6, can not pass through, and lock pin 12 is stuck, deciphering is established close dish 17 and can not be rotated, locking bolt 13 can not continue displacement, can not unlock, increase time and the difficulty of extracting password with feel, increase anti-theft feature.Because each grade latch-up structure unit all has the function of anti-cover password, increases antitheft intensity more by three grades of anti-covers.The inner ring of cipher wheel 8 is distributed with the gear that is meshed with the dish end of connector 9.The cipher wheel locking pliers is a kind of protection, safeties that prevent to extract by feel password.All there are its independently password locking pincers each grade password locking unit.Its structure of cipher wheel locking pliers comprises claw beam 3.Claw beam 3 is fixed on the i.e. door body 20 of installing plate by fulcrum 5.The head of claw beam 3 is a binding clip 23, is distributed with the latch that matches with the pommel outer rim gear teeth of connector 9 separately on the binding clip 23.The afterbody of claw beam 3 promptly clamps tail, is connected with spring 1 between the pincers tail of two claw beams 3.Two curvatures 2 distribute on the claw beam 3 between pincers tail and the fulcrum 5.Described cipher wheel locking pliers is sold 4 with the locking pliers control on being fixed on locking bolt 13 and is matched.When the described password locking device of present embodiment was in locking, unlatching two states, locking pliers control pin 4 arrived two curvature 2 positions of cipher wheel locking pliers respectively.At this moment, according to lever principle, the pincers tail of claw beam 3 is drawn close under the effect of spring 1, binding clip 23 opens, two-stage cipher wheel locking pliers has all been removed the control of connector 9 pommel gears separately, each level decryption is established close operation board 17 and all can arbitrarily freely be rotated together with lock body, that is can be provided with and remove the operation of password.When password locking device described in the utility model is in an interim state, the position between two curvatures 2 of locking pliers control pin 4 arrival cipher wheel locking pliers.According to lever principle, the cipher wheel locking pliers is implemented the control of connector 9 pommel gears separately, and each level decryption is established close operation 17 dishes and all can not be rotated together with lock body, reaches the purpose that prevents to extract by feel password.

When being in the lock state.Locking bolt 13 moves to low order end, and lock pin 12 ends move to outside the cryptoguard circle 7 of cipher wheel 8.Twist each level decryption respectively and establish the certain angle of close operation board 17, make on the password circle 6 password groove 14 all with lock pin 12 certain position of staggering.Because the position of the password groove 14 in the password circle 6 is not corresponding with the position of lock pin 12, has blocked the passage that locking bolt 13 moves to left, can limit lock pin 12 and the locking bolt 13 that links together with it moves to left, reach the purpose of locking.In the present embodiment, each latch-up structure unit can independently be blocked locking bolt 13 and move to left.At this moment locking pliers control pin 4 arrives first arc of cipher wheel locking pliers and bends 2, and password locking clamps under the effect of spring 1, near certain distance, binding clip 23 is opened in the middle of the pincers Caudad, has removed its restriction to cipher wheel 8, and cipher wheel 8 can freely be rotated.The guiding protection groove 21 of guider 15 plays control lock pin 12 moving directions, guarantees that itself and password groove 14, safety groove 10 align, and prevents lock pin 12 offset directions, avoids the effect that is damaged.Equally distributed safety groove 10 on the cryptoguard circle 7 can prevent to extract password by feel.On the cryptoguard circle 7, have only a safety groove 10 relative with password groove 14 positions on the password circle 6.

Be provided with, change the process of password.Each grade lock cell password is independently set.Set the password of certain numeral as certain one-level latch-up structure unit, close operation board 17 is established in twisting deciphering, and it is corresponding with the sign 24 on the pad 19 to make deciphering establish the scale of the password figure correspondence on the close operation board 17.It is motionless to keep deciphering to establish close operation board 17, adjust cipher wheel 8 and connector 9 relative positions, make password groove 14, Cipher safety circle 7 corresponding safety grooves 10 on the password circle 6 relative with gathering sill 21 on the guider 15, the numeral of this setting becomes the password of this grade latch-up structure unit.In like manner can set the password of other latch-up structures at different levels unit.Scale and 24 pairs of the signs on the pad 19 of establishing the password figure correspondence on the close operation board 17 when a certain level decryption are seasonable, and this grade password groove 14, safety groove 10 and gathering sill 21 are formed one for the freely through passage in lock pin 12 ends.When latch-up structures at different levels unit all formed passage, lock body had been removed the restriction to locking bolt 13, and locking bolt 13 can move left and right be realized the control to locking bolt, the purpose that reach unlatchings, locks under the effect of external force.

When need changing password, twist certain level decryption and establish close operation board 17, it is corresponding with the sign 24 on the pad 19 to make this level decryption establish the corresponding scale of the numeral of the setting code on the close operation board 17, repeats the above-mentioned process that password is set, and can change password.In like manner, can change the password of other latch-up structures at different levels unit.

Claims

1. a mechanical cipher locks device, its structure comprises locking bolt (13), lock body, whole device is installed on the installing plate, the geocoded activity groove (11) suitable with lock body arranged on the locking bolt (13), it is characterized in that: lock body comprises a latch-up structure unit, and lock body comprises deciphering establishes close operation board (17), cipher wheel (8) and connector (9); Deciphering is established close operation board (17) and is fixed in the installing hole of a body (20) by pad (19), protective sleeve (18), and its end is connected with cipher wheel (8) by connector (9); The end that close operation board (17) is established in deciphering is connected by nested mode with the shank of connector (9); The dish end of connector (9) is meshed with cipher wheel (8) by gear; Lock pin (12) is connected projection on the locking bolt (13) for heel, and the end shape of lock pin (12), size and password circle (6), password groove (14), safety groove (10) etc. are suitable; Be distributed with password circle (6) on the card of cipher wheel (8); The password number that close operation board (17) is established in the number of teeth of connector (9) pommel and dish end and deciphering, the number of teeth of cipher wheel (8) inner ring are suitable; Be distributed with a password groove (14) on the password circle (8), the inner ring of cipher wheel (8) is distributed with the gear that is meshed with the dish end of connector (9).

2. a kind of mechanical cipher locking device according to claim 1, it is characterized in that: also be distributed with cryptoguard circle (7) on the card of cipher wheel (8), be evenly distributed with safety groove (10) on the cryptoguard circle (7), safety groove (10) is suitable with end shape, the size of lock pin (12); It is suitable that the number of teeth of password number, cipher wheel (8) inner ring of close operation board (17) is established in the number of teeth of the quantity of safety groove (10) and connector (9) pommel and dish end, deciphering; The position of password groove (14) is corresponding with one of them safety groove (10) position on the cryptoguard circle (7).

3. a kind of mechanical cipher locking device according to claim 1 is characterized in that: described mechanical cipher locking device cipher wheel locking pliers, and its structure of cipher wheel locking pliers comprises claw beam (3); Claw beam (3) is fixed on the i.e. door body (20) of installing plate by fulcrum (5); The head of claw beam (3) is binding clip (23), is distributed with the latch that matches with the pommel outer rim gear teeth of connector (9) on the binding clip (23); The afterbody of claw beam (3) promptly clamps tail, is connected with spring (1) between the pincers tail of two claw beams (3); Claw beam (3) between pincers tail and the fulcrum (5) is gone up two curvatures (2) that distribute; Described cipher wheel locking pliers is sold (4) with the locking pliers control on being fixed on locking bolt (13) and is matched; The pommel outer rim of connector (9) is distributed with the tooth (16) that matches with cipher wheel locking pliers binding clip (23) latch.

4. according to claim 1 or 2 or 3 described a kind of mechanical cipher locking devices, it is characterized in that: be fixed with guider (15) on the door body (20), guider (15) and lock pin (12) match.

5. according to claim 1 or 2 or 3 described a kind of mechanical cipher locking devices, it is characterized in that: lock body comprises two latch-up structure unit that are nested into an integral body.

6. according to claim 1 or 2 or 3 described a kind of mechanical cipher locking devices, it is characterized in that: lock body comprises three latch-up structure unit that are nested into an integral body.