CN108035631A - Intelligent shared umbrella dedicated lock and its method for unlocking - Google Patents
Intelligent shared umbrella dedicated lock and its method for unlocking Download PDFInfo
- Publication number
- CN108035631A CN108035631A CN201711285116.4A CN201711285116A CN108035631A CN 108035631 A CN108035631 A CN 108035631A CN 201711285116 A CN201711285116 A CN 201711285116A CN 108035631 A CN108035631 A CN 108035631A
- Authority
- CN
- China
- Prior art keywords
- turntable
- lock
- shared umbrella
- master controller
- drive mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- 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
-
- 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
Landscapes
- Holders For Apparel And Elements Relating To Apparel (AREA)
Abstract
The invention discloses a kind of method for unlocking of intelligent shared umbrella dedicated lock, comprise the following steps：(1) prefabricated intelligent shared umbrella dedicated lock；(2) shared umbrella is pulled toward locking notch direction；(3) master controller receives unlocking signal, and is powered to rotary drive mechanism, driving disc rotation, you can pulls out shared umbrella and unlocks；(4) when the convex block of turntable side is not rotated to inductor assembly side, master controller reduces the voltage for passing to rotary drive mechanism, to reduce the average current for passing to rotary drive mechanism, so that rotary speed slows down；(5) turntable is rotated with the rotating speed after slowing down, when the convex block for rotating to turntable side is touched to inductor assembly, inductor assembly gives master controller signal in place, master controller receives signal in place, and rotary drive mechanism is controlled to power off, turntable is set to stop rotating immediately, locking notch is reset to lock-out state.The invention also discloses a kind of intelligent shared umbrella dedicated lock for implementing the above method.
Description
Technical field
The present invention relates to a kind of shared umbrella special lockset, more particularly to a kind of intelligent shared umbrella dedicated lock and its open
Locking method.
Background technology
Shared umbrella refers to that enterprise provides the shared clothes of umbrella in subway station, shopping centre, residential block, campus, hotel etc.
Business, is to share a kind of economic neomorph, has brought very big facility.
And in order to protect shared umbrella, facilitated more people, it is necessary to add electronic lock for shared umbrella, work as people
Need in use, unlock of paying is i.e. usable, after people's use, to relock in specified public place.
Electronic lock is referred to be different from tradition machinery lock, is set using on-mechanical key such as password, random code, Quick Response Code, fingerprint
Not, iris is set, magnetic card, radio-frequency card, TM cards etc. realize the opening and closing of lock as user's identification id, is in user's identification, safety
Property, the more intelligentized lockset of managerial aspect.The features such as due to it with security, convenience and technical advance, it can fit
For sharing umbrella.
But traditional electronic lock, due to internal structure design obtain it is less reasonable, cause open and close sensitivity it is low, easily
Break down, it is inconvenient for use, it is impracticable, and security is low.
In existing shared umbrella electronic lock, rotated and stopped using motor direct-drive turntable, to realize to shared
The locking and unlocking of umbrella, however, due to the high voltage drive motor action using definite value, motor keeps high-speed state, from
And make it that turntable is in high-speed rotation state, but when needing turntable to stop operating, electric moter voltage is disconnected suddenly, since inertia is made
With the turntable of high-speed rotation can not stop immediately, cause action inaccurate, it is difficult to realize accurate unlocking and lock function.
The content of the invention
For above-mentioned deficiency, it is an object of the invention to provide a kind of method for unlocking of intelligent shared umbrella dedicated lock,
Improve turntable operation precision so that improve lockset unlock with locking it is accurate, make unlocking and locking it is more rapidly accurate.
The present invention also aims to provide a kind of intelligent shared umbrella dedicated lock, realize on automatic to shared umbrella
Lock and the function of unlocking, reasonable in design, locking is rapid and accurate with unlocking action, and high sensitivity is convenient and efficient, security
Height, highly practical, wearability is good, service life length, improves the performance of shared umbrella dedicated lock on the whole.
The present invention is that technical solution is used by reaching above-mentioned purpose：
A kind of method for unlocking of intelligent shared umbrella dedicated lock, it is characterised in that comprise the following steps：
(1) prefabricated one intelligent shared umbrella dedicated lock, it includes a master controller, a turntable, is connected to turntable lower end
Center and it is electrically connected to a rotary drive mechanism of master controller and is arranged at turntable side and is electrically connected to the one of master controller
Inductor assembly, wherein, the turntable side has a locking notch and the convex block set to side protrusion；
(2) by arrangement it is several in shared umbrella one shared umbrella toward locking notch direction pull；
(3) unlocking signal is sent from intelligent terminal to master controller, master controller receives unlocking signal, and is driven to rotation
Motivation structure is powered, and rotary drive mechanism driving disc rotates counterclockwise, you can pulls out shared umbrella, realizes shared umbrella unlocking work(
Energy；
(4) when the convex block of turntable side is not rotated to inductor assembly side, master controller switching passes to rotation driving
The voltage of mechanism, reduces the voltage for passing to rotary drive mechanism, to reduce the average current for passing to rotary drive mechanism, so that
Rotary speed slows down；
(5) turntable continues to rotate with the rotating speed after slowing down, when the convex block for rotating to turntable side is touched to inductor assembly
When, to master controller one, signal, master controller receive signal, and control rotary drive mechanism to break in place to inductor assembly in place
Electricity, makes turntable stop rotating immediately, and at this time, the locking notch of turntable is reset to lock-out state.
As a further improvement on the present invention, in the step (1), the intelligent shared umbrella dedicated lock further includes
It is arranged at turntable side and is electrically connected to a Breake Electromagnet of master controller；In the step (3), master controller is received and opened
After lock signal, it is powered to Breake Electromagnet, Breake Electromagnet is cancelled the braking to turntable；
It is further comprising the steps of after the step (5)：
(6) after turntable resets, powered off by main controller controls Breake Electromagnet, Breake Electromagnet is resetted and is relocked
Turntable.
As a further improvement on the present invention, in the step (1), the intelligent shared umbrella dedicated lock further includes
One lock housing and the stop component for being arranged in lock housing and extending to lock housing outside, the stop component are included in insertion lock housing
One push rod, the block for being connected to push rod outer end and the resetting spring for being sheathed on push rod periphery, which, which has, supplies
The opening that block is pierced by, after which is pierced by opening, a lock-bit is formed with locking notch；In the step (2), when past lock
When determining notch direction and pulling shared umbrella, share umbrella and active force is applied to block, block is resetted to lock housing contract, compression
Spring, after shared umbrella enters locking notch, resetting spring resets, then shares umbrella lock and schedule in lock-bit.
As a further improvement on the present invention, in the step (1), the master controller is MCS-51 microcontrollers, institute
It is electric rotating machine to state rotary drive mechanism, and the inductor assembly is travel switch.
Implement the intelligent shared umbrella dedicated lock of the above method, it is characterised in that including master controller, turntable, connection
In turntable lower end center and it is electrically connected to the rotary drive mechanism of master controller and is arranged at turntable side and is electrically connected to master control
The inductor assembly of device processed, wherein, the turntable side has locking notch and the convex block set to side protrusion.
As a further improvement on the present invention, the braking electricity for being arranged at turntable side and being electrically connected to master controller is further included
Magnet, turntable is performed braking and solution braking action by the Breake Electromagnet.
As a further improvement on the present invention, lock housing is further included, the turntable is arranged at lock housing upper end with inductor assembly
On face, the rotary drive mechanism is arranged in lock housing, and in the locked state, which is located at lock housing a side.
As a further improvement on the present invention, the stop component for being arranged in lock housing and extending to lock housing outside is further included,
The stop component includes the push rod being inserted into lock housing, the reset for being connected to the block of push rod outer end and being sheathed on push rod periphery
Spring, which has the opening being pierced by for block, and after which is pierced by opening, lock-bit is formed with locking notch；It is described
Block is mainly by being embedded in lock housing and being connected to an internal stop portion of push rod and be shaped in internal stop portion and activity passes through
The outer baffle block portion composition of opening, wherein, the size in the internal stop portion is more than the size of opening, in outer baffle block portion a side tool
There is an arc surface, which is set away from lock-bit.
As a further improvement on the present invention, there is one for rotary drive mechanism with stop component insertion in the lock housing
Accommodating cavity, has the loose slot for push rod activity in the accommodating cavity, has in the loose slot a side and worn for push rod inner end
The via crossed, the resetting spring are limited in loose slot, and the opening is opened on the opposite another side of loose slot.
As a further improvement on the present invention, the inductor assembly is travel switch, and the trip switch passes through mounting blocks
It is installed in lock housing；The rotary drive mechanism is electric rotating machine, in the middle part of the electric rotating machine and turntable lower end between by through
The one of lock housing upper end drives axis connection, and is arranged with a copper sheathing in the band moving axis periphery.
Beneficial effects of the present invention are：
(1) method for unlocking of intelligent shared umbrella dedicated lock provided by the invention, based on the lockset with special construction,
The voltage of the rotary drive mechanism rotated to driving disc is controlled, and rationally switches magnitude of voltage, when turntable does not rotate in place,
Low-voltage is switched to by high voltage, slows down rotary speed, so that when turntable rotate in place, can be stopped in time, is improved
Turntable operation precision, thus improve lockset unlock with locking it is accurate, make unlocking and locking it is more rapidly accurate；
(2) intelligent shared umbrella dedicated lock provided by the invention, by turntable, rotary drive mechanism, inductor assembly,
The structures such as stop component are combined, realize to share umbrella it is automatic locking with unlock function, it is reasonable in design, locking with
Unlocking action is rapid and accurate, and high sensitivity is convenient and efficient, safe, highly practical, and wearability is good, service life length, from
The performance of shared umbrella dedicated lock is improved on the whole；
(3) intelligent shared umbrella dedicated lock provided by the invention, by adding the block group designed with special construction
Part, makes to be formed between block and the locking notch of turntable only for housing a lock-bit umbrella handle, realizes a people once only
The purpose of a shared umbrella can be taken, people payment is prevented and once and disposably takes more phenomenons umbrella, in management
Bring great convenience.
Above-mentioned is the general introduction of inventive technique scheme, below in conjunction with attached drawing and embodiment, the present invention is done further
Explanation.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the intelligent shared umbrella dedicated lock of the present invention；
Fig. 2 is the structure schematic diagram of the intelligent shared umbrella dedicated lock of the present invention；
Fig. 3 is the explosive view of the intelligent shared umbrella dedicated lock of the present invention；
Fig. 4 is the structure diagram of turntable of the present invention；
Fig. 5 is the structure diagram of stop component of the present invention；
Fig. 6 is the structure diagram of lock housing of the present invention.
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined purpose is taken, below in conjunction with attached drawing
And preferred embodiment, the embodiment of the present invention is described in detail.
Fig. 1 to Fig. 4 is refer to, the embodiment of the present invention provides a kind of method for unlocking of intelligent shared umbrella dedicated lock, bag
Include following steps：
(1) prefabricated one intelligent shared umbrella dedicated lock, it includes a master controller, a turntable 1, is connected under turntable 1
End center and it is electrically connected to a rotary drive mechanism 2 of master controller and is arranged at 1 side of turntable and is electrically connected to master controller
An inductor assembly 3, wherein, 1 side of turntable have a locking notch 11 and to side protrusion set a convex block
12；
(2) by arrangement it is several in shared umbrella one shared umbrella toward 11 direction of locking notch pull；
(3) unlocking signal is sent from intelligent terminal to master controller, is paid for example, can be scanned the two-dimensional code by intelligent terminal
Take, to achieve the purpose that to send unlocking signal to master controller, master controller receives unlocking signal, and gives rotary drive mechanism 2
It is powered, 2 driving disc 1 of rotary drive mechanism rotates counterclockwise, you can pull out shared umbrella, realize shared umbrella unlocking function；
(4) when the convex block 12 of 1 side of turntable is not rotated to 3 side of inductor assembly, master controller switching passes to rotation
The voltage of driving mechanism 2, reduces the voltage for passing to rotary drive mechanism 2, to reduce the average electricity for passing to rotary drive mechanism 2
Stream, so that 1 spin down of turntable；In the present embodiment, setting turntable 1 often rotates 1 week used time 2s, and turntable 1 was in rotation 3/4 week
When, the high voltage of 12V is passed to rotary drive mechanism 2, turntable 1 is rotated at a high speed, the remaining 1/4 week low electricity for being converted into 5V
Pressure, so as to fulfill slowing down for 1 rotating speed of turntable；
(5) turntable 1 continues to rotate with the rotating speed after slowing down, and inductor is arrived when the convex block 12 for rotating to 1 side of turntable touches
During component 3, to master controller one, signal, master controller receive signal, and control rotary driving machine in place to inductor assembly 3 in place
Structure 2 powers off, and turntable 1 is stopped rotating immediately, and at this time, the locking notch 11 of turntable 1 is reset to lock-out state.
In the step (1), the intelligent shared umbrella dedicated lock, which further includes, is arranged at 1 side of turntable and electrical connection
To a Breake Electromagnet 4 of master controller；In the step (3), after master controller receives unlocking signal, to Breake Electromagnet
4 are powered, and Breake Electromagnet 4 is cancelled the braking to turntable 1；
It is further comprising the steps of after the step (5)：
(6) turntable 1 reset after, powered off by main controller controls Breake Electromagnet 4, make Breake Electromagnet 4 reset and again
Lock turntable 1.
In the step (1), the intelligent shared umbrella dedicated lock further includes a lock housing 5 and is arranged in lock housing 5
And to a stop component 6 of the outside of lock housing 5 extension, which includes a push rod 61 in insertion lock housing 5, is connected to and pushes away
One block 62 of 61 outer end of bar and the resetting spring 63 for being sheathed on the periphery of push rod 61, which, which has, supplies block 62
The opening 51 being pierced by, after which is pierced by opening 51, a lock-bit 7 is formed with locking notch 11；In the step (2),
When pulling shared umbrella toward 11 direction of locking notch, share umbrella and active force is applied to block, block 62 is received into lock housing 5
Contracting, compression reseting spring 63, after shared umbrella enters locking notch 11, resetting spring 63 resets, then shares umbrella lock and schedule
In lock-bit 7.
In the step (1), the master controller is MCS-51 microcontrollers, and the rotary drive mechanism 2 is electric rotating
Machine, the inductor assembly 3 are travel switch.
Fig. 1 to Fig. 6 is refer to, present invention also offers the intelligent shared umbrella dedicated lock for implementing the above method, including
Master controller, turntable 1, be connected to 1 lower end center of turntable and be electrically connected to the rotary drive mechanism 2 of master controller and be arranged at
1 side of turntable and the inductor assembly 3 for being electrically connected to master controller, wherein, 1 side of turntable have locking notch 11 and
The convex block 12 set to side protrusion, in the present embodiment, 12 semicircular in shape of convex block.
In the present embodiment, as shown in Figures 1 and 3, intelligent shared umbrella dedicated lock, which further includes, is arranged at 1 side of turntable
And the Breake Electromagnet 4 of master controller is electrically connected to, braking and solution braking action are performed to turntable 1 by the Breake Electromagnet 4.
In order to preferably install each structure member, each structure is set to act more accurate, the intelligent shared rain of the present embodiment
Umbrella dedicated lock further includes lock housing 5, and the turntable 1 is arranged on 5 upper surface of lock housing with inductor assembly 3, the rotary driving machine
Structure 2 is arranged in lock housing 5, and in the locked state, which is located at 5 a side of lock housing.
In the present embodiment, in order to realize that a people can only once take a shared umbrella, the present embodiment is intelligent shared
Umbrella dedicated lock, which further includes, to be arranged in lock housing 5 and includes insertion to the stop component 6 of the outside of lock housing 5 extension, the stop component 6
Push rod 61 in lock housing 5, the resetting spring 63 for being connected to the block 62 of 61 outer end of push rod and being sheathed on the periphery of push rod 61, should
After there is 5 side of lock housing the opening 51 being pierced by for block 62, the block 62 to be pierced by opening 51, lock-bit 7 is formed with locking notch 11,
Meanwhile in the present embodiment, which is only capable of accommodating one umbrella handle shared umbrella, so as to fulfill a people once only
A shared umbrella can be taken；The block 62 mainly by be embedded in lock housing 5 and be connected to push rod 61 an internal stop portion 621,
And be shaped in internal stop portion 621 and an outer baffle block portion 622 of activity through opening 51 and form, wherein, the internal stop portion 621
Size be more than opening 51 size, there is an arc surface 6221 in 622 a side of outer baffle block portion, which deviates from
Lock-bit 7 is set.
In order to preferably install stop component 6, each structure of stop component 6 is set to act more accurate, the present embodiment lock housing 5
It is interior that there is the accommodating cavity 52 being embedded in for rotary drive mechanism 2 with stop component 6, have in the accommodating cavity 52 and live for push rod 61
Dynamic loose slot 53, has the via 531 passed through for 61 inner end of push rod, the resetting spring 63 in 53 a side of loose slot
It is limited in loose slot 53, and the opening 51 is opened on the opposite another side of loose slot 53.
In the present embodiment, the inductor assembly 3 is travel switch, and the trip switch is installed on lock by mounting blocks 31
On shell 5；The rotary drive mechanism 2 is electric rotating machine, in the middle part of the electric rotating machine and 1 lower end of turntable between by through lock housing 5
One band moving axis 21 of upper end connects, and is arranged with a copper sheathing 22 in 21 periphery of band moving axis.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore identical with the above embodiment of the present invention or approximate technical characteristic is used, and obtained other structures, the guarantor in the present invention
Within the scope of shield.
Claims (10)
1. a kind of method for unlocking of intelligent shared umbrella dedicated lock, it is characterised in that comprise the following steps：
(1) prefabricated one intelligent shared umbrella dedicated lock, it includes a master controller, a turntable, is connected to turntable lower end center
And it is electrically connected to a rotary drive mechanism of master controller and is arranged at turntable side and is electrically connected to a sensing of master controller
Device assembly, wherein, the turntable side has a locking notch and the convex block set to side protrusion；
(2) by arrangement it is several in shared umbrella one shared umbrella toward locking notch direction pull；
(3) unlocking signal is sent from intelligent terminal to master controller, master controller receives unlocking signal, and gives rotary driving machine
Structure is powered, and rotary drive mechanism driving disc rotates counterclockwise, you can pulls out shared umbrella, realizes shared umbrella unlocking function；
(4) when the convex block of turntable side is not rotated to inductor assembly side, master controller switching passes to rotary drive mechanism
Voltage, reduce and pass to the voltage of rotary drive mechanism, to reduce the average current for passing to rotary drive mechanism, so that turntable
Spin down；
(5) turntable continues to rotate with the rotating speed after slowing down, when the convex block for rotating to turntable side is touched to inductor assembly, sense
Answering device assembly, signal, master controller receive signal, and control rotary drive mechanism to power off in place in place to master controller one, make to turn
Disk stops rotating immediately, and at this time, the locking notch of turntable is reset to lock-out state.
2. the method for unlocking of intelligent shared umbrella dedicated lock according to claim 1, it is characterised in that in the step
(1) in, the intelligent shared umbrella dedicated lock further includes the braking for being arranged at turntable side and being electrically connected to master controller
Electromagnet；In the step (3), after master controller receives unlocking signal, it is powered to Breake Electromagnet, removes Breake Electromagnet
Sell the braking to turntable；
It is further comprising the steps of after the step (5)：
(6) after turntable resets, powered off by main controller controls Breake Electromagnet, reset Breake Electromagnet and relock and turn
Disk.
3. the method for unlocking of intelligent shared umbrella dedicated lock according to claim 1, it is characterised in that in the step
(1) in, the intelligent shared umbrella dedicated lock further includes a lock housing and is arranged in lock housing and to one of extension on the outside of lock housing
Stop component, the stop component include a push rod in insertion lock housing, are connected to a block of push rod outer end and are sheathed on and push away
One resetting spring of bar periphery, which has the opening being pierced by for block, after which is pierced by opening, is lacked with locking
Mouth forms a lock-bit；In the step (2), when pulling shared umbrella toward locking notch direction, shared umbrella applies block
Add active force, making block, compression reseting spring, after shared umbrella enters locking notch, resetting spring is multiple to lock housing contract
Position, then share umbrella lock and schedule in lock-bit.
4. the method for unlocking of intelligent shared umbrella dedicated lock according to claim 1, it is characterised in that in the step
(1) in, the master controller is MCS-51 microcontrollers, and the rotary drive mechanism is electric rotating machine, and the inductor assembly is
Travel switch.
5. implement the intelligent shared umbrella dedicated lock of any the method in Claims 1-4 4, it is characterised in that including master
Controller, turntable, be connected to turntable lower end center and be electrically connected to the rotary drive mechanism of master controller and be arranged at turntable side
Side and the inductor assembly for being electrically connected to master controller, wherein, the turntable side has locking notch and is set to side protrusion
The convex block put.
6. intelligent shared umbrella dedicated lock according to claim 5, it is characterised in that further include and be arranged at turntable side
And the Breake Electromagnet of master controller is electrically connected to, braking and solution braking action are performed to turntable by the Breake Electromagnet.
7. intelligent shared umbrella dedicated lock according to claim 5, it is characterised in that further include lock housing, the turntable
It is arranged at inductor assembly on lock housing upper surface, the rotary drive mechanism is arranged in lock housing, in the locked state, the lock
Determine notch and be located at lock housing a side.
8. intelligent shared umbrella dedicated lock according to claim 7, it is characterised in that further include be arranged in lock housing and
To the stop component of extension on the outside of lock housing, which includes push rod in insertion lock housing, is connected to the gear of push rod outer end
Block and the resetting spring for being sheathed on push rod periphery, the lock housing side have the opening being pierced by for block, which is pierced by opening
Afterwards, lock-bit is formed with locking notch；The block is mainly by being embedded in lock housing and being connected to the internal stop portion and one of push rod
It is body formed to be formed in internal stop portion and activity through an outer baffle block portion of opening, wherein, the size in the internal stop portion is more than opening
Size, there is an arc surface in the outer baffle block portion a side, which is set away from lock-bit.
9. intelligent shared umbrella dedicated lock according to claim 8, it is characterised in that have in the lock housing for rotation
Driving mechanism and an accommodating cavity of stop component insertion, have the loose slot for push rod activity, in the activity in the accommodating cavity
Groove a side has the via passed through for push rod inner end, which is limited in loose slot, and the opening is opened in
On the opposite another side of loose slot.
10. intelligent shared umbrella dedicated lock according to claim 7, it is characterised in that the inductor assembly is row
Cheng Kaiguan, the trip switch are installed in lock housing by mounting blocks；The rotary drive mechanism is electric rotating machine, the electric rotating machine
By driving axis connection through the one of lock housing upper end between the middle part of turntable lower end, and a bronze medal is arranged with the band moving axis periphery
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711285116.4A CN108035631A (en) | 2017-12-07 | 2017-12-07 | Intelligent shared umbrella dedicated lock and its method for unlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711285116.4A CN108035631A (en) | 2017-12-07 | 2017-12-07 | Intelligent shared umbrella dedicated lock and its method for unlocking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108035631A true CN108035631A (en) | 2018-05-15 |
Family
ID=62096195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711285116.4A Withdrawn CN108035631A (en) | 2017-12-07 | 2017-12-07 | Intelligent shared umbrella dedicated lock and its method for unlocking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035631A (en) |
-
2017
- 2017-12-07 CN CN201711285116.4A patent/CN108035631A/en not_active Withdrawn
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180515 |
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| WW01 | Invention patent application withdrawn after publication |