CN109138619B - Mechanical coded lock capable of automatically changing secret in unlocking process and shared umbrella - Google Patents
Mechanical coded lock capable of automatically changing secret in unlocking process and shared umbrella Download PDFInfo
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- CN109138619B CN109138619B CN201710507685.2A CN201710507685A CN109138619B CN 109138619 B CN109138619 B CN 109138619B CN 201710507685 A CN201710507685 A CN 201710507685A CN 109138619 B CN109138619 B CN 109138619B
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- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/02—Permutation or combination locks; Puzzle locks with tumbler discs or rings arranged on a single axis, each disc being adjustable independently of the others
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/0048—Permutation or combination locks; Puzzle locks with changeable combination
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
- E05B73/02—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices for walking-sticks or umbrellas
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- Lock And Its Accessories (AREA)
- Walking Sticks, Umbrellas, And Fans (AREA)
Abstract
The invention discloses a mechanical coded lock capable of automatically changing secret in an unlocking process, which comprises a lock cylinder, wherein the lock cylinder comprises a movable shaft capable of axially reciprocating and a coded wheel assembly sleeved on the movable shaft; the cipher wheel assembly comprises a driving pulley and a reversing rotating wheel which are sleeved on the moving shaft, and a cipher wheel sleeved on the driving pulley; the password wheel is sleeved with the driving pulley through grooves and bosses which are arranged on the surface at intervals; the reversing rotating wheel is provided with a contact piece which is in fit connection with the password wheel through guide inclined planes respectively arranged on the contact piece and the password wheel; the driving pulley is also provided with a top tooth for abutting against a guide inclined plane on the contact piece. The invention also provides a shared umbrella product comprising the mechanical coded lock capable of automatically changing the secret in the unlocking process. The coded lock can solve the safety problem caused by the fact that a user remembers or informs others after knowing the original code in the using process, and can also avoid the defect of periodically replacing a power supply of the electronic dynamic coded lock.
Description
Technical Field
The invention relates to the technical field of coded locks, in particular to a mechanical coded lock capable of automatically changing secret in an unlocking process and a sharing umbrella.
Background
The shared economy is recently proposed by the network, named shared real leasing, or called leasing economy; the main mode of the sharing umbrella is based on self-service renting equipment of the umbrella, and a borrowing and returning point of the umbrella borrowing equipment is paved in an urban range, and the mode is similar to that of a sharing bicycle. The renting management of the shared umbrella is carried out in a coded lock mode similar to that of a shared bicycle, the code of the shared umbrella is obtained through code scanning, and the shared umbrella can be taken after the correct input is carried out.
The type of the coded lock is mechanical and electronic. The electronic coded lock has good safety in use, and the dynamic password for unlocking is obtained after the code scanning of the mobile phone, so that unlocking is performed, and the use of the shared umbrella can be ensured to be performed under the management of safety. However, the electronic type coded lock has the defects that the battery needs to be replaced regularly, the waterproof protection of the whole set of circuit device, the pollution of the battery to the environment, high cost and the like, and in the city with huge throwing amount of shared umbrellas, the battery needs to be replaced regularly for each umbrella, so that the implementation is very inconvenient and difficult. The other mechanical coded lock is simpler in subsequent maintenance, so that the mechanical coded lock has better use prospect; however, the password for unlocking the lock cylinder is set by the original factory, so that the password cannot be changed in the subsequent use. The method leads a plurality of users to memorize or inform others after knowing the password once, so that the subsequent use of sharing umbrellas becomes gratuitous sharing, which is unfavorable for the operation of products.
Disclosure of Invention
The invention mainly aims to provide a mechanical coded lock capable of automatically changing the secret in the unlocking process, and aims to enable a main body sharing economy to automatically change an original code after use and improve the safety of products.
In order to achieve the aim, the mechanical coded lock capable of automatically changing the density in the unlocking process comprises a lock cylinder, wherein the lock cylinder comprises a movable shaft capable of axially reciprocating and a coded wheel assembly sleeved on the movable shaft;
the coded wheel assembly comprises a driving pulley and a reversing rotating wheel which are sleeved on a moving shaft, and a coded wheel sleeved on the driving pulley; wherein,
the inner surface of the coded wheel is provided with first grooves and first bosses which are arranged at intervals in the radial direction, and the first bosses are provided with first guide inclined planes;
the reversing rotating wheel is provided with a contact piece, and the contact piece is provided with a second guide inclined plane which is matched with the first guide inclined plane;
the driving pulley is sleeved with the password wheel through a second groove and a second boss which are arranged on the outer surface at intervals; and the driving pulley is also provided with a top tooth for abutting against the second guide inclined plane.
On the basis of the mechanical coded lock, the invention also provides a shared umbrella product with the mechanical coded lock.
Compared with the existing mechanical coded lock, the mechanical coded lock with automatic cipher changing in the unlocking process can enable the corresponding relation between the unlocking position and the cipher number of the coded wheel to be changed in a dislocation mode under the driving of the moving shaft through the combination of the driving pulley and the reversing rotating wheel, so that the effect of automatic cipher changing is achieved; the code changing rule and the number difference of each time are related to the rotation angle of the reversing rotating wheel, and the rotation angle can be designed and controlled through the sliding stroke of the manual unlocking push button and the inclined plane angle of the second guiding inclined plane, so that the changed code has predictable rule and relation with the original code. Then for the new user used next time, the new user can be informed of the changed new password by the mode of code scanning acquisition, so that in the use process, the safety problem caused by the fact that the user remembers or informs others after knowing the original password can be solved, and various defects of periodic replacement of a power supply and the like of the electronic dynamic password lock can be avoided.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic diagram of a shared umbrella with an automatic cipher lock;
FIG. 2 is a schematic view of the structure of the panel of FIG. 1 after the panel is opened;
FIG. 3 is a schematic diagram of a lock cylinder structure of the automatic cipher changing mechanical puzzle lock of the invention;
FIG. 4 is a schematic cross-sectional view of the lock cylinder of FIG. 3;
FIG. 5 is a schematic view of the bottom case of FIG. 2;
FIG. 6 is a schematic diagram of the cipher wheel of FIG. 3;
FIG. 7 is a schematic view of the driving pulley of FIG. 3;
FIG. 8 is a schematic view of the reversing wheel of FIG. 3;
FIG. 9 is a schematic diagram of the combination wheel assembly of FIG. 4;
FIG. 10 is a schematic cross-sectional view of the combination of the password wheel assembly of FIG. 9;
FIG. 11 is a schematic diagram of the configuration of the cipher wheel assembly of FIG. 9 in a reverse rotor lifted-off condition;
FIG. 12 is a schematic cross-sectional view of the reversing rotor of FIG. 11 in a lifted-off state;
fig. 13 is a schematic structural view of the base in fig. 3.
Detailed Description
The achievement, functional features and advantages of the present invention will be further described with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The invention provides a mechanical coded lock capable of automatically changing secret in unlocking process, and the structure of the mechanical coded lock is shown in figures 1-12. In this embodiment, the design and use examples of the mechanical coded lock with automatic secret change in the unlocking process of the shared umbrella will be described with reference to fig. 1-2, fig. 1 is a schematic structural diagram of the shared umbrella with the mechanical coded lock with automatic secret change, and fig. 2 is a schematic structural diagram of the open face-piece in fig. 1; 1-2, the combination lock of the present invention includes a housing 10 and a lock cylinder 20 mounted within the housing 10; the housing 10 serves in the present invention as a base member for receiving the structure for securing and assembling the lock cylinder 20.
Generally, based on the design and convenience of using the shared umbrella product, the coded lock is installed on the umbrella handle of the umbrella, so as to be seen from fig. 2 of the present invention, the housing 10 is further processed directly on the basis of the umbrella handle portion, so that the housing 10 has the functions of the housing 10. Based on the convenience of use, the housing 10 of the present embodiment is composed of both the face housing 11 and the bottom housing 12, which can promote the convenience of production assembly and subsequent maintenance and replacement. The face shell 11 and the bottom shell 12 can be fixedly connected in a detachable mode through screws/buckles and the like, and a containing cavity for assembling the lock cylinder 20 structure is formed inside the face shell 11 and the bottom shell 12. Of course, if the mechanical coded lock with the automatic secret change of the present invention is popularized and applied to other shared products (such as a sharing bicycle), the casing 10 can be correspondingly selected to be combined with proper parts or be designed by itself, and is not limited to the design of the umbrella handle in the drawings of the present invention.
Referring further to fig. 3, in the mechanical coded lock capable of automatically changing the density in the unlocking process, the lock core 20 comprises a moving shaft 21 which is arranged along the axial direction of the shell 10 and can stretch along the axial direction, the moving shaft 21 is connected with a manual unlocking push button 30 arranged on the umbrella handle when being installed, and the moving shaft 21 is driven to move along the axial direction in the shell 10 by the manual unlocking push button 30, so that the unlocking structure and the manual unlocking push button 30 can be combined. From the illustration 1, the manual unlocking push button 30 is mounted in a slide groove axially provided on the housing 10 and is slidable in the slide groove. The manual unlocking push button 30 is pressed by a human hand to slide, so that the expansion and contraction of the movable shaft 21 are triggered, unlocking is realized, and the umbrella can be opened by unlocking in the embodiment.
With further reference to fig. 3-8, a combination wheel assembly 22 is mounted on the shaft 21 in parallel and spaced apart relation, the combination wheel assembly 22 comprising a drive pulley 221 and a reversing wheel 222 sleeved on the shaft 21, and a combination wheel 223 sleeved outside the drive pulley 221. Further, in order to ensure that the lock can be opened and closed by the lock structure, an unlocking blocking projection 121 (fig. 5) is arranged on the housing 10, a notch groove 2223 (shown in fig. 8) adapted to the unlocking blocking projection 121 is correspondingly arranged on the reversing rotary wheel 222, and when the combination wheel assembly 22 rotates to a position where the unlocking blocking projection 121 is opposite to the notch groove 2223, the manual unlocking push button 30 drives the movable shaft 21 to further drive the driving pulley 221 of the combination wheel assembly 22 and the reversing rotary wheel 222 (the combination wheel 223 is embedded in the housing 10 and cannot move along with the axial direction), so that the combination wheel assembly 22 is not blocked by the unlocking blocking projection 121 when the unlocking blocking projection 121 is opposite to the notch groove 2223.
In order to ensure that the function of automatically changing the lock core password in the unlocking process is required to be realized, the password wheel assembly 22 is further subjected to structural change design, and particularly, the password wheel assembly can be seen in fig. 6-8; the inner surface of the code wheel 223 is provided with inner grooves 2231 and inner bosses 2232 alternately arranged in the radial direction, and outer grooves 2211 and outer bosses 2212 corresponding to the inner grooves 2231 and inner bosses 2232 alternately arranged are provided on the outer surface of the driving pulley 221. The code wheel 223 is sleeved on the driving pulley 221 in a concave-convex clamping manner, and the driving pulley 221 can slide in the axial direction in the code wheel 223.
Meanwhile, an end of the inner boss 2232 on the inner surface of the code wheel 223 toward the direction of the reversing wheel 222 is provided with a first guide slope 2233. A contact piece 2221 is provided on a side of the corresponding diverting pulley 222 facing the driving pulley 221, and a second guiding inclined surface 2222 attached to the first guiding inclined surface 2233 is provided on the top of the contact piece 2221. Further, the side surface of the drive pulley 221 facing the diverting pulley 222 is provided with a top tooth 2213 abutting against the second guide inclined surface 2222.
The combined state of the combination wheel assembly 22, and the state of the reversing wheel 222 being lifted off the combination wheel 223 are schematically shown in fig. 9-12; after the top tooth 2213 abuts against the second guiding inclined plane 2222 of the contact piece 2221, when the manual unlocking push button drives the moving shaft 21 to move along the axial direction in the housing 10, the moving shaft 21 drives the driving pulley 221 to further move along the axial direction, so that the abutting second guiding inclined plane 2222 pushes the reversing rotary wheel 222 to move along the direction separating from the password wheel 223, and since the top tooth 2213 pushes against the second guiding inclined plane 2222, the reversing rotary wheel 222 rotates under the action of the inclined plane decomposition force of the second guiding inclined plane 2222 in the pushing process, and the rotation angle of the reversing rotary wheel 222 is related to the pushed travel distance. In the present invention, the rotation angle can be controlled by setting the pushed stroke, when the rotation angle exceeds the angle of an adjacent inner groove 2231 and inner boss 2232 on the inner surface of the code wheel 223, then the second guiding inclined plane 2222 of the reversing wheel 222 and the first guiding inclined plane 2221 of the original bonded code wheel 223 will generate an angle difference to be misplaced, after the manual pushing force is eliminated, then the second guiding inclined plane 2222 will be restored to be combined with the code wheel 223, at this time, the combination position is different compared with the combination position when the original unlocking is performed, that is, the unlocking position where the notch groove 2223 is located after the change and the corresponding relation of the code numbers of the code wheel 223 generate a misplacement change, and the automatic code changing function and effect are realized according to the misplacement change effect.
Of course, from the above detailed description of the rotation of the diverting pulley 222 during pushing and the clockwise rotation direction indicated in fig. 11, it will be understood by those skilled in the art that the rotation direction is related to the inclined surface direction of the second guiding inclined surface 2222; if, during the implementation of the present technique, the technician designs the inclined surface of the second guiding inclined surface 2222 to be opposite to the inclined surface in fig. 8 of the present embodiment (of course, the first guiding inclined surface 2233 is correspondingly reverse designed when so designed), the direction of rotation during the pushing will be represented by the opposite counterclockwise rotation in fig. 11 of the present embodiment. This simple and similar approach, which the skilled person can use by himself, is substantially identical to the present embodiment.
Compared with the existing mechanical coded lock, the mechanical coded lock capable of automatically changing the password in the unlocking process is adopted, and the combination of the driving pulley and the reversing rotating wheel can enable the corresponding relation between the unlocking position and the password number of the password wheel to be changed in a dislocation manner under the driving of the moving shaft 21, so that the effect of automatically changing the password is achieved; and the code change rule and the number difference of each time are related to the rotation angle of the reversing wheel, and the rotation angle can be designed and controlled by manually unlocking the sliding stroke of the push button 30 and the inclined plane angle of the second guiding inclined plane, so that the code after the change has predictable rule and relation with the original code. Then for the new user used next time, the new user can be informed of the changed new password by the mode of code scanning acquisition, so that in the use process, the safety problem caused by the fact that the user remembers or informs others after knowing the original password can be solved, and various defects of periodic replacement of a power supply and the like of the electronic dynamic password lock can be avoided.
Of course, in order to further ensure the stability and convenience of the structural installation of the lock cylinder 20, referring to fig. 3 and 13, the lock cylinder 20 further includes a base 24 for assisting the assembly of the above-mentioned parts, and the base 24 is provided with a code wheel assembly installation position 242 adapted to the code wheel assembly 22. All parts of the lock core 20 can be assembled into an independent complete module through the base 24, so that subsequent product assembly, maintenance and overhaul are facilitated, and each independent part is not required to be assembled, disassembled and overhauled on the bottom shell 12; the product has better convenience.
In order to ensure that the lock core can return to the combined state after the coded lock is manually unlocked, further referring to fig. 3-4, the coded wheel assembly 22 further comprises a limiting baffle 224 arranged opposite to the reversing rotary wheel 222, and a first reset spring 225 sleeved on the moving shaft 21, wherein two ends of the first reset spring 225 are respectively in propping connection with the limiting baffle 224 and the reversing rotary wheel 222. When the manual unlocking push button 30 drives the driving pulley 221 to unlock, the first return spring 225 is compressed, and when the manual unlocking push button 30 is released, the elastic force of the first return spring 225 is rebounded so as to urge the reversing wheel 222 to be tightly combined with the password wheel 223 again.
Meanwhile, as can be further seen from the drawings, the limiting baffle 224 is provided with a through hole for the passing through of the driving shaft 21, and the expansion and contraction of the driving shaft 21 can be satisfied without being influenced in use.
Also, based on a relatively similar situation, a second return spring 226 for returning the driving pulley 221 may be sleeved on the moving shaft 21 between the driving pulley 221 and the reversing wheel 222 as shown in fig. 10 and 12. As can be seen from fig. 10, the second return spring 226 may be installed inside the driving pulley 221, and is naturally sleeved on the moving shaft 21, and two ends of the second return spring respectively abut against the driving pulley 221 and the reversing rotating wheel 222.
Meanwhile, after the two return springs, the movable shaft 21 is automatically reset after the external force of the push button is removed in order to further ensure that the movable shaft is automatically reset; as can be seen from fig. 3, the movable shaft 21 is further sleeved with a movable shaft return spring 211 for returning the movable shaft 21, the movable shaft return spring 211 is arranged in a detailed manner, as can be seen from fig. 3, an end piece 213 is arranged at the end of the movable shaft 21, a spring fixing piece 212 is also arranged on the base 24 relative to the end piece 213, and two ends of the movable shaft return spring 211 are respectively abutted against/connected with the spring fixing piece 212 and the end piece 213.
After the external force on the push button 30 disappears, the first return spring 225/the second return spring 226/the movable shaft return spring 211 respectively return each part moving axially, so that the overall return is ensured to be more stable and accurate.
Of course, from the drawings of the present invention and the description of the implementation described above, the contact 2221 needs to be able to cooperate with both the code wheel 223 and the drive pulley 221; in the normal coupled state, it is coupled to the code wheel 223 by being coupled to the first guide slope 2233; while it also needs to be able to be ejected by the top tooth 2213 of the drive pulley 221. The skilled person can employ a contact 2221 of a suitable thickness to enable it to fulfil the requirements stated above.
In the design of the combination wheel assembly 22 with the detail structure, the reversing wheel 222 automatically rotates for a certain angle in the unlocking process, so that the notch 2223 on the reversing wheel can generate angular displacement relative to the original combination number, and the combination is changed automatically in the next use.
Meanwhile, in order to facilitate the stabilization of the password rotation input of the password wheel 223, a U-shaped guide groove 2234 is arranged between the numbers on the outer surface of the password wheel 223, so that the password numbers can be distinguished and identified conveniently in the use process of personnel, and on the other hand, the angle accuracy of the password wheel 223 rotating to the password input position is assisted. Corresponding to the U-shaped guide groove 2234, the password wheel mounting position 242 is provided with a password correct position spring block 241 for matching positioning, and each time the password wheel 223 rotates a number, the password correct position spring block 241 can automatically and elastically clamp into the U-shaped guide groove 2234, so that a click sound paragraph feel exists when the password wheel is guided in place; and when the password wheel needs to be continuously rotated to change the password number, the password wheel needs to be rotated with force, so that the password wheel 223 can be ensured to be relatively stable in the position of each password number input state and cannot be randomly deviated.
On the basis of the mechanical coded lock capable of automatically changing the secret in the unlocking process, the invention further provides a shared umbrella product comprising the coded lock. The technical details of how to install and implement the automatic secret changing mechanical coded lock in the shared umbrella can be found in the above description, and the description is omitted here.
Compared with the existing shared umbrella, the shared umbrella product provided by the invention has the advantages that through the lock core structure capable of automatically changing the password, the safety problem caused by the fact that a user remembers or informs others after knowing the original password can be solved, and the defect of periodically changing the power supply of the electronic dynamic password lock can be avoided.
Of course, from the perspective of the invention, the mechanical coded lock automatically changed in the unlocking process of the invention is not limited to be applied to the product of sharing umbrella, but can be applied to similar sharing products such as sharing bicycle and the like. In practice, the skilled person can adapt it to the actual situation required for the product.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures disclosed herein or modifications in the equivalent processes, or any application of the structures disclosed herein, directly or indirectly, in other related arts.
Claims (8)
1. The mechanical coded lock capable of automatically changing the secret in the unlocking process comprises a lock cylinder, and is characterized in that the lock cylinder comprises a movable shaft capable of axially reciprocating and a coded wheel assembly sleeved on the movable shaft;
the coded wheel assembly comprises a driving pulley and a reversing rotating wheel which are sleeved on a moving shaft, and a coded wheel sleeved on the driving pulley; wherein,
the inner surface of the coded wheel is provided with first grooves and first bosses which are arranged at intervals in the radial direction, and the first bosses are provided with first guide inclined planes;
the reversing rotating wheel is provided with a contact piece, and the contact piece is provided with a second guide inclined plane which is matched with the first guide inclined plane;
the driving pulley is sleeved with the password wheel through a second groove and a second boss which are arranged on the outer surface at intervals; the driving pulley is also provided with a top tooth for abutting against the second guide inclined plane;
also comprises a shell for accommodating the lock cylinder;
a sliding groove is formed in the shell, a manual unlocking push button is arranged in the sliding groove, and the manual unlocking push button is connected with the movable shaft; when the coded wheel assembly rotates to a position where the unlocking blocking convex block is opposite to the notch groove, the driving pulley and the reversing rotary wheel can be driven by the moving shaft to move along the axial direction of the shell, and at the moment, the unlocking blocking convex block is opposite to the notch groove, so that the coded wheel assembly is not blocked by the unlocking blocking convex block, and unlocking is realized;
the movable shaft drives the driving pulley to move along the axial direction when moving along the axial direction in the shell, and pushes the reversing rotating wheel to move in the direction of separating from the password wheel through the second guide inclined plane, and because the top tooth pushes against the second guide inclined plane, the reversing rotating wheel forms autorotation under the action of the inclined plane decomposition force of the second guide inclined plane in the pushed process; when the rotation angle exceeds the angle of the inner surface of the password wheel, which is adjacent to the first groove and the first boss, an angle difference is generated between the second guide inclined plane of the reversing rotating wheel and the first guide inclined plane of the password wheel which is originally attached to the reversing rotating wheel so as to cause dislocation, and the second guide inclined plane is restored to be combined with the password wheel after the dislocation, so that the password is improved;
the combination wheel assembly further includes a first return spring for resetting the reversing wheel.
2. The mechanical combination lock that automatically changes secret during unlocking according to claim 1, further comprising a base for assembling the lock cylinder;
the base is provided with a mounting position matched with the password wheel assembly.
3. The mechanical coded lock capable of automatically changing secret during unlocking according to claim 2, wherein the outer surface of the coded wheel is provided with a U-shaped guide groove, and the base is provided with a coded correct-position spring block matched with the U-shaped guide groove.
4. A mechanical combination lock which automatically changes the secret during the unlocking process according to any one of claims 1 to 3, wherein the combination wheel assembly comprises a limiting baffle arranged opposite to the reversing rotating wheel;
the first reset spring is sleeved on the moving shaft, one end of the first reset spring is connected with the limiting baffle, and the other end of the first reset spring is connected with the reversing rotating wheel.
5. A mechanical combination lock which automatically reforms during unlocking as claimed in any one of claims 1 to 3, wherein the lock cylinder further comprises a second return spring for resetting the drive pulley.
6. The mechanical combination lock of claim 5, wherein the second return spring is sleeved on the moving shaft, one end of the second return spring is connected with the driving pulley, and the other end of the second return spring is connected with the reversing rotating wheel.
7. A mechanical coded lock capable of automatically changing the density in the unlocking process according to any one of claims 1 to 3, wherein the moving shaft is further sleeved with a moving shaft reset spring for resetting the moving shaft;
an end piece is arranged on the end part of the movable shaft;
the lock core also comprises a spring fixing piece which is arranged opposite to the end piece, one end of the movable shaft reset spring is connected with the spring fixing piece, and the other end of the movable shaft reset spring is connected with the end piece.
8. A shared umbrella comprising a mechanical combination lock that automatically changes its secret during an unlocking process as defined in any one of claims 1 to 7.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201710507685.2A CN109138619B (en) | 2017-06-28 | 2017-06-28 | Mechanical coded lock capable of automatically changing secret in unlocking process and shared umbrella |
PCT/CN2017/116703 WO2019000858A1 (en) | 2017-06-28 | 2017-12-16 | Mechanical coded lock capable of automatically changing password in unlocking process and shared umbrella |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710507685.2A CN109138619B (en) | 2017-06-28 | 2017-06-28 | Mechanical coded lock capable of automatically changing secret in unlocking process and shared umbrella |
Publications (2)
Publication Number | Publication Date |
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CN109138619A CN109138619A (en) | 2019-01-04 |
CN109138619B true CN109138619B (en) | 2024-02-09 |
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CN201710507685.2A Active CN109138619B (en) | 2017-06-28 | 2017-06-28 | Mechanical coded lock capable of automatically changing secret in unlocking process and shared umbrella |
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CN (1) | CN109138619B (en) |
WO (1) | WO2019000858A1 (en) |
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CN109339591B (en) * | 2018-11-09 | 2021-02-12 | 苏州乐米凡电气科技有限公司 | Intelligent entrance door capable of automatically opening and closing door |
CN109339582B (en) * | 2018-11-09 | 2020-10-30 | 湖南省桑圆门业有限责任公司 | High security intelligence lock |
CN111311839A (en) * | 2020-03-22 | 2020-06-19 | 深圳大行同宇科技有限公司 | Self-service umbrella goods supply machine |
CN115263086B (en) * | 2022-08-09 | 2024-06-18 | 厦门美科安防科技股份有限公司 | Coded lock |
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CN109138619A (en) | 2019-01-04 |
WO2019000858A1 (en) | 2019-01-03 |
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