CN107180518B - A kind of key forgets to dial and Men Weiguan alarm set - Google Patents

A kind of key forgets to dial and Men Weiguan alarm set Download PDF

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Publication number
CN107180518B
CN107180518B CN201710617311.6A CN201710617311A CN107180518B CN 107180518 B CN107180518 B CN 107180518B CN 201710617311 A CN201710617311 A CN 201710617311A CN 107180518 B CN107180518 B CN 107180518B
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key
alarm
relay
door
switch
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CN107180518A (en
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李俊楠
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李俊楠
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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal operating condition and not elsewhere provided for
    • G08B21/18Status alarms
    • G08B21/24Reminder alarms, e.g. anti-loss alarms

Abstract

The present invention discloses a kind of key and forgets to dial and Men Weiguan alarm set, trigger switch, door sensor alarm device are inserted into including pyroelectric human body induction module, single-chip microcontroller, relay drive circuit, relay, buzzing alarm set, key, the power input of buzzing alarm set is concatenated with the normal-closed end of relay, key insertion trigger switch is mounted on door lock keyhole side, the normally open end of key insertion trigger switch also concatenates the power input of buzzing alarm set, the power input of the normally open end concatenation door sensor alarm device of relay;The configuration of the present invention is simple, easy to use, when key insertion door lock is intraocular, as long as user does not enter region outdoors or had been moved off region outdoors, real-time vocalized alerts are reminded key to be inserted by buzzing alarm set;Just go out if Men Wei is shut, when user enters region outdoors, door sensor alarm device will sounding alarm immediately, user Men Weiguan is prompted, to solve the problems, such as that people's inlet/outlet can be forgotten to pull key and go out to forget to close the door.

Description

A kind of key forgets to dial and Men Weiguan alarm set
Technical field
The present invention relates to warning device technical fields, and in particular to a kind of key forgets to dial and Men Weiguan alarm set.
Background technique
Consider that many people can lock door when going out for property safety in room, while some Men Kai Key when door regardless of whether extracting can open the door, if open the door or while locking door just answer or hand in carried compared with When more things, people is easy to divert one's attention, the people poor for those attentions, is always easy to forget to close the door or by key forgetting in door lock In keyhole, if pulled out away by malicious person, great threat will cause to the property in room;In the prior art as in The utility model patent of state's Patent No. 02278951.0 disclosed a kind of door lock on August 6th, 2003 and forgets to pull key and forgets to close the door Alarm set, it includes power circuit, delay circuit and the alarm phonation circuit for being connected to delay circuit output end, in power supply electricity It is serially connected between road and the power input of delay circuit by the power switch of the key touch of insertion lock core, it solves people The defect to pull key is forgotten after shutdown, but does not solve the problem of inlet/outlet does not shut door alarm, and the commercial house now in city is more It with elevator, when people, which locks, to go out, gos out if being in a hurry and catching up with, forgets to pull key again at this time, and key is retained on door lock, It is possible that the six second time of the delayed alarm that the quicker people of speed does not arrive setting just comes into elevator, or answer the call one on one side Doorway is left at a quick pace in side, and six seconds because of setting have not timed out, and alarm will not sound, and works as in key insertion door lock more than six seconds, When alarm is sounded, people may be come into elevator, or far from doorway, and vocalized alerts will all be easy to be neglected again at this time Slightly, key is retained on door lock and is sounded an alarm, others can be reminded, there are keys on door, will cause at this time bigger Security risk;If delay warning time is set lower than six seconds in favor of sounding an alarm as early as possible, and the people a little for slow motion, or There is more thing to be unable to quickly unlocking in hand to enter, the time in the door lock of key insertion at this time is all most likely to be larger than prolonging for setting The alarm time and generate false alarm, this situation, people is not belonging to forget to pull key also on doorway, but can still trigger alarm, This certainly will influence user experience.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the problems of the above-mentioned prior art, a kind of structure letter is provided Single, program is simple, low in cost, and installation and key easy to use forget to dial and Men Weiguan alarm set, when key is inserted into door lock In keyhole, as long as user does not enter region outdoors or had been moved off region outdoors, buzzing alarm set will real-time sounding Alarm reminds user's key to be inserted into keyhole, remembers to pull key;It just gos out if Men Wei is shut, when user enters region outdoors When, door sensor alarm device will sounding alarm immediately, user Men Weiguan is prompted, so that solving people's inlet/outlet can forget to pull key and go out to forget The problem of shutdown.
To solve the above-mentioned problems, a kind of key provided by the present invention is forgotten to dial and Men Weiguan alarm set, including one The relay driving of pyroelectric human body induction module, single-chip microcontroller, amplification the single-chip microcontroller output electric current with Fresnel Lenses The output signal of circuit, relay, the pyroelectric human body induction module is connected to the input port of the single-chip microcontroller, the list The electric current that the output port of piece machine is exported is connected to the coil-end of the relay after relay drive circuit amplification, The key forget to dial and Men Weiguan alarm set further include a buzzing alarm set, one it is i.e. triggerable after key insertion keyhole The key of switch motion is inserted into trigger switch, a door sensor alarm device, the pyroelectric human body induction module alignment outdoors region into Row detection (is equipped with a doorway enabling region, when can adjust pyroelectric human body induction module installation outdoors between region and door Blocking block from the far and near position of door or use can't detect the pyroelectric human body induction module when people station is when doorway is opened the door The human body signal in locating region, and then form a detection blind area, that is, doorway between a pyroelectric human body induction module and door Enabling region will not advance to the search coverage of pyroelectric human body induction module when people, which opens the door, to walk out at once, but first To the detection of pyroelectric human body induction module less than the doorway enabling region of human body signal, it then just can walk to enter pyroelectric human body sense Answer in the search coverage of module), the power input of the buzzing alarm set is concatenated with the normal-closed end of the relay, described Key insertion trigger switch is mounted on door lock keyhole side, and the normally open end of the key insertion trigger switch concatenates the buzzing and reminds The power input of device, the normally open end of the relay concatenate the power input of the door sensor alarm device, and the door sensor is alert Report device is mounted on a door the switch state for alarm door.
Preferably, key insertion trigger switch is a relay switch, the relay switch include one it is normally opened after Electric appliance, long handle, inner diameter size triggering annulus compatible with the size of door lock keyhole, described long handle one end are fixed on described normally opened The other end on the top of the armature of relay, the long handle connects the triggering annulus, and the relay switch is mounted on door lock Keyhole side, the normally open end of the normally opened relay concatenate the power input of the buzzing alarm set, when key is across described Triggering annulus and be inserted into door lock it is intraocular when, drive long handle movement then to drive the armature movement of the normally opened relay, And trigger the normally opened relay normally open end closure.
Preferably, the key insertion trigger switch is one long shank thick stick travel switch, and the long shank thick stick stroke is opened The normally open end of pass is concatenated with the power input of the buzzing alarm set, and the long shank thick stick travel switch is mounted on door lock Eye side, make to head on its long handle when key and be inserted into door lock it is intraocular when act the long shank thick stick of the long shank thick stick travel switch And trigger its normally open end closure.
Preferably, key insertion trigger switch includes a reed switch relay magnetic control module equipped with relay, key Spoon triggering auxiliary device, the reed switch relay magnetic control module includes induced magnet, reed switch relay module, the key Triggering auxiliary device includes pedestal, circular turntable, and turntable reset spring, the pedestal is equipped with a shaft, the turntable Center passes through the shaft and is actively installed on the pedestal, keeps the turntable free to rotate on the base, and described turn Disk is equipped with pore size key through-hole compatible with the size of door lock keyhole, turntable reset spring both ends point on one side It is not fixed on the pedestal and the turntable, the reed switch relay module is connected with power input, the tongue tube The normally open end of relay module concatenates the power input of the buzzing alarm set, and symmetrically the key is logical for the induced magnet Hole is fixed to be located at turntable another side edge, the reed switch relay magnetic control module, key triggering auxiliary device installation On door lock keyhole side, the tongue tube of the reed switch relay module is located at by the key triggering auxiliary device, makes to work as Key pass through the key through-hole and be inserted into door lock it is intraocular when, the induced magnet face is close to the reed switch relay mould The tongue tube of block simultaneously triggers its closure, and when the key is withdrawn, the turntable return drives induced magnet thereon far from described dry The tongue tube of reed pipe relay module makes its open circuit.
By the above-mentioned description of this invention it is found that the present invention has the advantage that the configuration of the present invention is simple, program is simple, It is low in cost, it installs and easy to use, when subscriber station is when doorway open region insertion key unlocking is entered, buzzing alarm set will Soft alarm song is issued, reminds key to be inserted into, remembers to pull key, key is not extracted, then alarm song does not stop, if user is because of its thing Ignore this alarm and enter in room, alarm song, which will persistently sound, reminds user to pull key, and has very strong reminding effect;User goes out Men Shi stands and is inserted into key back locking door in doorway enabling region, and buzzing alarm set will issue soft alarm song, has reminded key Insertion, remembers to pull key;If user forgets to pull key, and because its thing ignores the secondary alarm song be turned into region outdoors when, The alarm song of buzzing alarm set will be released temporarily, but when user leaves region outdoors, and buzzing alarm set will sounding again Alarm prompts user's key to forget to pull out, and secondary alarm program greatly presents the function that key of the invention forgets reminder;If Men Wei, which is shut, just to go out, when user enters region outdoors, door sensor alarm device will sounding alarm immediately, prompt user Men Weiguan, To solve the problems, such as that people's inlet/outlet can be forgotten to pull key and go out to forget to close the door;The present invention perfectly by key forget reminder function with Men Weiguan prompting function is combined together, and is economized on resources, a tractor serves several purposes.
Detailed description of the invention
Fig. 1 is schematic block circuit diagram of the invention.
Fig. 2 is program chart of the invention.
Fig. 3 is the schematic view of the mounting position of pyroelectric human body induction module of the invention.
Fig. 4 is the schematic block circuit diagram of the embodiment of the present invention one.
Fig. 5 is that the key of the embodiment of the present invention one is inserted into trigger switch in the scheme of installation on door lock side.
Fig. 6 is the schematic block circuit diagram of the embodiment of the present invention two.
Fig. 7 is that the key of the embodiment of the present invention two is inserted into trigger switch in the scheme of installation on door lock side.
Fig. 8 is that the key of the embodiment of the present invention three triggers structure and peace when auxiliary device is not inserted into key on door lock side Fill schematic diagram.
Fig. 9 is schematic block circuit diagram when the embodiment of the present invention three is not inserted into key.
In the structure and peace on door lock side when Figure 10 is the key triggering auxiliary device insertion key of the embodiment of the present invention three Fill schematic diagram.
Figure 11 is schematic block circuit diagram when the embodiment of the present invention three is inserted into key.
Label declaration: 1, pyroelectric human body induction module 2, single-chip microcontroller 3, relay drive circuit 4, relay 5, bee Ring alarm set 6, key insertion trigger switch 7, door sensor alarm device 8, relay switch 81, normally opened relay 82, long handle 83, annulus 9, long handle throw of lever switch 10, reed switch relay magnetic control module 101, induced magnet 102, dry spring are triggered Pipe relay module 11, key trigger auxiliary device 111, pedestal 1111, shaft 112, turntable 1121, key through-hole 113, turntable reset spring 12, outdoors region 13, doorway enabling region 14, door lock keyhole.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
Embodiment one
Please referring to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4, attached drawing 5, a kind of key forgets to dial and Men Weiguan alarm set, including One pyroelectric human body induction module 1, single-chip microcontroller 2, the amplification single-chip microcontroller 2 with Fresnel Lenses export the relay of electric current Device driving circuit 3, relay 4, the output signal of the pyroelectric human body induction module 1 are connected to the input of the single-chip microcontroller 2 Port I1, the electric current that the output port I2 of the single-chip microcontroller 2 is exported are connected to institute after the relay drive circuit 3 amplification The coil-end of relay 4 is stated, the key forgets to dial and Men Weiguan alarm set further includes that a buzzing alarm set 5, one works as key Spoon insertion keyhole after can trigger switch movement key be inserted into trigger switch 6, a door sensor alarm device 7, the pyroelectric human body Induction module 1 is mounted on the wall on doorway and is directed at region 12 outdoors and detected, the power input of the buzzing alarm set 5 End and the normal-closed end (M1, M2) of the relay 4 concatenate, and the key insertion trigger switch 6 is mounted on 14 side of door lock keyhole, institute The normally open end for stating key insertion trigger switch 6 concatenates the power input of the buzzing alarm set 5, the relay 4 it is normal Beginning (M1, M3) concatenates the power input of the door sensor alarm device 7, and the door sensor alarm device 7 is mounted on a door for alarm The switch state of door.
HC-SR501 pyroelectric sensing module can be selected in pyroelectric sensing module 1 in the embodiment of the present invention, and function is special Point: 1. full-automatic inductions: high level is then exported when someone enters its induction range, people leaves induction range, and then automatic time delay is closed High level, output low level (time-delay closing time range is adjustable, delay duration zero point is adjusted several seconds to tens seconds) this implementation Delay duration cannot be too long in example, should be arranged as far as possible shorter, it is proposed that be set as within 1 second preferable;2. repeatable triggering mode: I.e. after inductive output high level, in delay time section, if there is human body is movable in its induction range, output will be protected always High level is held, being just delayed after people leaves becomes low level for high level (induction module detects the movable each time of human body After can postpone automatically a delay time section, and using the last time movable time as the starting point of delay time);This another reality It applies pyroelectric sensing module in example and is not provided with photosensitive control function.
In the present embodiment, the key insertion trigger switch 6 is a relay switch 8, and the relay switch 8 includes one Normally opened relay 81, long handle 82, inner diameter size triggering annulus 83 compatible with the size of door lock keyhole 14, the long handle 82 1 End is fixed on the top of the armature of the normally opened relay 81, and the other end of the long handle 82 connects the triggering annulus 83, institute It states relay switch 8 and is mounted on 14 side of door lock keyhole, and adjust appropriate location, the normally open end of the normally opened relay 81 (C, NO the power input for) concatenating the buzzing alarm set 5, when key passes through the triggering annulus 83 to 14 direction of door lock keyhole When moving and being inserted into door lock keyhole 14, drives the long handle 82 to act and then drive the armature of the normally opened relay 81 dynamic Make, and triggers 81 normally open end of normally opened relay (C, NO) closure;The normally opened relay 81 can open one by common one and close Formula relay converts after removing normally closed stationary contact, and the scope of activities upper limit of the long handle 82 can be by the shell of relay It is adjusted and limits for the hole size of the long handle 82 insertion;The normally opened relay 81 in the initial state, has The movable contact of a little elasticity can it is appropriate under curved close normally opened stationary contact so that its normally open end (C, NO) is under attracting state with one Fixed closure buffers backhaul, avoids that the long handle 82 may be driven to generate together with armature when rotating in door lock keyhole 14 because of key Certain movement variation then influences the actuation of normally opened relay 81 movable contact and normally opened stationary contact so that it is described it is normally opened after The normally open end C of electric appliance 81, NO) it is unlikely to that there is a situation where wrong diagnosis to open, as long as guarantee in key insertion door lock keyhole 14, no matter How rotating can keep the normally open end (C, NO) of the normally opened relay 81 to be closed, and furthermore long handle 82 and triggering annulus 83 should be adopted It is made of light material, reduces the influence that its additional weight is operating normally to normally opened relay 81 to the greatest extent.
Illustrated for entering first, please refers to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4, attached drawing 5, in attached drawing 2, I1=1 (high level) indicates that pyroelectric sensing module 1 detects region 12 outdoors and has moving human body infrared signal, I1=0(low level) table Show and do not detect moving human body infrared signal in region 12 outdoors, it is electric that I2=1 (high level) indicates that 4 coil-end of relay obtains, often Beginning (M1, M3) closure, normal-closed end (M1, M2) disconnect, I2=0(low level) indicate 4 coil-end power loss of relay, normal-closed end (M1, M2) closure, normally open end (M1, M3) are disconnected;After key is forgotten to dial and Men Weiguan alarm set powers on, single-chip microcontroller 2 it is interior Portion's program initializes first, and I1 is set as input port, I2 is set as output port, original state Xiamen exterior domain 12 is not There is moving human body infrared signal, then I1=0, I2=0, the coil-end power loss of relay 4 are set, normal-closed end (M1, M2) is closed, 5 circuit of pre-on buzzing alarm set is (when its circuit pre-on state refers to normal-closed end (M1, the M2) closure of only relay 4 5 circuit state of buzzing alarm set, buzzing alarm set 5 still will not vocalized alerts at this time;It is only normally closed when relay 4 It is then 5 circuit on-state of buzzing alarm set when end (M1, M2) and the normally open end of key insertion trigger switch 6 are closed at, Buzzing alarm set 5 is then by vocalized alerts), normally open end (M1, M3) is disconnected, and disconnects 7 circuit of door sensor alarm device, door lock when initial Eye 14 in be not inserted with key, following program constantly will measure judgement to the port I1, when people from the outside back Shi Huixian By region 12 outdoors, when pyroelectric sensing module 1 detects 12 someone's activity of region outdoors, by output high level and send to The input port I1 of single-chip microcontroller 2, then I1=1, is arranged I2=1, and the output port I2 of single-chip microcontroller 2 exports high level, drives through relay Dynamic circuit 3 is connected to the coil-end of relay 4 after amplifying, 4 coil-end of relay obtains electric, normally open end (M1, M3) closure, pre-terminated (its power circuit pre-on state refers to normally open end (M1, the M3) closure of relay 4 to 7 power circuit of open gate magneto-siren, connects 7 power supply of door sensor alarm device, but the trigger switch of door sensor alarm device 7 itself is not triggered, and sounding is not alert for door sensor alarm device 7 at this time Report;Only when the normally open end (M1, M3) of relay 4 is closed, the power supply of door sensor alarm device 7 is on-state, and will when door opening The trigger switch of door sensor alarm device 7 itself triggers, then door sensor alarm device 7 is by vocalized alerts), normal-closed end (M1, M2) disconnects, and disconnects 5 circuit of buzzing alarm set, door is to close when initial, so the trigger switch of door sensor alarm device 7 itself is not triggered, then door The not vocalized alerts of magneto-siren 7;Program constantly measures judgement to the port I1, enters heat when people walks out region 12 outdoors Release doorway enabling region 13 of the detection of electric induction module 1 less than human body signal and be inserted into key unlocking and enter, when I1=0, then I2= 0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, 5 circuit of pre-on buzzing alarm set, normally open end (M1, M3) disconnect, disconnect 7 circuit of door sensor alarm device, even if opening door at this time, door sensor alarm device 7 will not sounding alarm, work as simultaneously When key is inserted into door lock keyhole 14, the normally open end (C, NO) of normally opened relay 81 will be closed, and can connect buzzing alarm set 5, 5 vocalized alerts of buzzing alarm set prompt key to be inserted into and remember to pull key;Program, which constantly measures the port I1, to be sentenced Disconnected, a very important person does not appear in region 12 outdoors, then will keep I1=0, I2=0, as long as key is not extracted, buzzing alarm set 5 It will continue vocalized alerts, and prompt key to be inserted into and remember to pull key, after people extracts key, the normally open end of normally opened relay 81 (C, NO) will be switched off, and buzzing alarm set 5 stops alarm, then program will return initial, and constantly measurement judges port I1 shape State, people enter in room, close the door carefully end and enter process.
Now illustrated for going out, in room, pyroelectric sensing module 1 is detected less than 12 someone of region outdoors people when initial Activity, then I1=0, is arranged I2=0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, pre-on buzzing, which is reminded, to be filled 5 are set, normally open end (M1, M3) is disconnected, and is disconnected 7 circuit of door sensor alarm device, is not inserted with key when initial in door lock keyhole 14, program is not Disconnected measures judgement to the port I1, opens door at this time, door sensor alarm device 7 will not sounding alarm, when people enters doorway When enabling region 13, pyroelectric sensing module 1 is still detected less than the activity of 12 someone of region outdoors, keeps I1=0, then I2=0, when When being inserted into key back locking door, the normally open end (C, NO) of normally opened relay 81 will be closed, and can connect buzzing alarm set 5, buzzing 5 vocalized alerts of alarm set prompt key to be inserted into and remember to pull key, and program constantly measures judgement to the port I1, this Shi Ruo does not extract key, then buzzing alarm set 5 will continue vocalized alerts, after extracting key, normally opened relay 81 it is normally opened End (C, NO) will be switched off, and buzzing alarm set 5 will no longer vocalized alerts;Program constantly measures judgement to the port I1, if People does not pull key and ignores the alarm of buzzing alarm set 5, and when entering region 12 outdoors from doorway enabling region 13, then I1= 1, be arranged I2=1,4 coil-end of relay obtain it is electric, normally open end (M1, M3) closure, 7 power circuit of pre-on door sensor alarm device, often Closed end (M1, M2) disconnects, and disconnects 5 circuit of buzzing alarm set, no matter whether is inserted with key on door lock keyhole 14 at this time, buzzing mentions Wake up device 5 all will not vocalized alerts, if while door closed, the not vocalized alerts of door sensor alarm device 7, if Men Weiguan, trigger gate The trigger switch of magneto-siren 7 itself, for door sensor alarm device 7 by vocalized alerts, prompter Men Weiguan need to return to shutdown, if Men Wei It closes, and when people has been at region 12 outdoors, then door sensor alarm device 7 will continue vocalized alerts;Program constantly to the port I1 into Row measurement judgement goes to close the door when people returns to 13rd area of doorway enabling region from region 12 outdoors, when I1=0, then I2=0, relay 4 Coil-end power loss, normal-closed end (M1, M2) closure, 5 circuit of pre-on buzzing alarm set, normally open end (M1, M3) are disconnected, are disconnected 7 circuit of door sensor alarm device, door sensor alarm device 7 will stop vocalized alerts, if the sounding for having ignored buzzing alarm set 5 before this is alert Report, will sound alarm again at this time, prompt key not pull out alarm, program constantly measures judgement, Dang Renguan to the port I1 It is good that when entering region 12 outdoors from doorway enabling region 13, then I1=1 is arranged I2=1 behind the door, 4 coil-end of relay obtain it is electric, Normally open end (M1, M3) closure, 7 power circuit of pre-on door sensor alarm device, normal-closed end (M1, M2) disconnect, and disconnect buzzing and remind dress 5 circuits are set, door has closed at this time, then door sensor alarm device 7 will not sounding reminding;Program constantly measures judgement to the port I1, After people leaves region 12 outdoors, when I1=0, then I2=0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, in advance 5 circuit of buzzing alarm set is connected, normally open end (M1, M3) is disconnected, disconnected 7 circuit of door sensor alarm device, no matter whether door closes at this time Close, door sensor alarm device 7 all will not vocalized alerts, meanwhile, if having ignored the reminding of removing key alarm of buzzing alarm set 5 before, Key is still inserted in door lock keyhole 14, then buzzing alarm set 5 will continue vocalized alerts again at this time, and key is prompted to forget to pull out , at this point, returning, the program process to pull key is identical as program process of entering, if key has been extracted before this, dress is reminded in buzzing Set 5 not vocalized alerts, program will return initial, and constantly measurement judge port I1 state, terminates process of going out.
Key insertion trigger switch 6 is mounted on 14 side of door lock keyhole, pyroelectric human body induction module 1, single-chip microcontroller 2, relay On circuit boards, circuit board is mounted on inside outer housing, outer housing for device driving circuit 3, relay 4, the installation of buzzing alarm set 5 It is mounted on the wall of 12 side of region outdoors, the associated components of door sensor alarm device 7 are mounted on door and doorframe.
Embodiment two
Please refer to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 6, attached drawing 7, in the present embodiment, rest part and one phase of embodiment Together, difference is only that the structure of key insertion trigger switch 6 is different;It is one that key described in the present embodiment, which is inserted into trigger switch 6, A long shank thick stick travel switch 9, normally open end (C, NO) and the buzzing alarm set 5 of the long shank thick stick travel switch 9 Power input concatenation, the long shank thick stick travel switch 9 is mounted on 14 side of door lock keyhole, and adjusts appropriate location, makes to work as Key, which heads on its long handle, makes the long handle of the long shank thick stick travel switch 9 to the movement of keyhole direction and when being inserted into door lock keyhole 14 Bar thick stick acts and triggers its normally open end (C, NO) closure.
The western LXW5-11N1 type switch of the optional moral power of long handle throw of lever switch 9 in the present embodiment, is installed in door On lock 14 side of keyhole and appropriate location is adjusted, A1 indicates that the long handle initial position of long handle throw of lever switch 9, A2 indicate long handle Throw of lever switch 9 triggers the long handle present position of critical point, and A3 indicates to be moved to after long handle throw of lever switch 9 triggers Limit positions, when installation, the center of door lock keyhole 14 must be completely in the long handle that long handle throw of lever switch 9 triggers critical point Under present position, keep the long handle for heading on long shank thick stick travel switch 9 when key mobile to 14 direction of door lock keyhole and horizontal slotting When entering into door lock keyhole 14, guarantee long handle throw of lever switch 9 be triggered, normally open end (C, NO) be closed, and no matter key Spoon turns to any angle, can trigger normally open end (C, the NO) closure of long handle throw of lever switch 9.
Illustrated for entering first, please refers to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4, attached drawing 5, in attached drawing 2, I1=1 (high level) indicates that pyroelectric sensing module 1 detects region 12 outdoors and has moving human body infrared signal, I1=0(low level) table Show and do not detect moving human body infrared signal in region 12 outdoors, it is electric that I2=1 (high level) indicates that 4 coil-end of relay obtains, often Beginning (M1, M3) closure, normal-closed end (M1, M2) disconnect, I2=0(low level) indicate 4 coil-end power loss of relay, normal-closed end (M1, M2) closure, normally open end (M1, M3) are disconnected;After key is forgotten to dial and Men Weiguan alarm set powers on, single-chip microcontroller 2 it is interior Portion's program initializes first, and I1 is set as input port, I2 is set as output port, original state Xiamen exterior domain 12 is not There is moving human body infrared signal, then I1=0, I2=0, the coil-end power loss of relay 4 are set, normal-closed end (M1, M2) is closed, 5 circuit of pre-on buzzing alarm set is (when its circuit pre-on state refers to normal-closed end (M1, the M2) closure of only relay 4 5 circuit state of buzzing alarm set, buzzing alarm set 5 still will not vocalized alerts at this time;It is only normally closed when relay 4 It is then 5 circuit on-state of buzzing alarm set when end (M1, M2) and the normally open end of key insertion trigger switch 6 are closed at, Buzzing alarm set 5 is then by vocalized alerts), normally open end (M1, M3) is disconnected, and disconnects 7 circuit of door sensor alarm device, door lock when initial Eye 14 in be not inserted with key, following program constantly will measure judgement to the port I1, when people from the outside back Shi Huixian By region 12 outdoors, when pyroelectric sensing module 1 detects 12 someone's activity of region outdoors, by output high level and send to The input port I1 of single-chip microcontroller 2, then I1=1, is arranged I2=1, and the output port I2 of single-chip microcontroller 2 exports high level, drives through relay Dynamic circuit 3 is connected to the coil-end of relay 4 after amplifying, 4 coil-end of relay obtains electric, normally open end (M1, M3) closure, pre-terminated (its power circuit pre-on state refers to normally open end (M1, the M3) closure of relay 4 to 7 power circuit of open gate magneto-siren, connects 7 power supply of door sensor alarm device, but the trigger switch of door sensor alarm device 7 itself is not triggered, and sounding is not alert for door sensor alarm device 7 at this time Report;Only when the normally open end (M1, M3) of relay 4 is closed, the power supply of door sensor alarm device 7 is on-state, and will when door opening The trigger switch of door sensor alarm device 7 itself triggers, then door sensor alarm device 7 is by vocalized alerts), normal-closed end (M1, M2) disconnects, and disconnects 5 circuit of buzzing alarm set, door is to close when initial, so the trigger switch of door sensor alarm device 7 itself is not triggered, then door The not vocalized alerts of magneto-siren 7;Program constantly measures judgement to the port I1, releases when people walks out the entrance of region 12 heat outdoors 1 undetectable doorway enabling region 13 of electric induction module is simultaneously inserted into key unlocking and enters, when I1=0, then I2=0, relay 4 Coil-end power loss, normal-closed end (M1, M2) closure, 5 circuit of pre-on buzzing alarm set, normally open end (M1, M3) are disconnected, are disconnected 7 circuit of door sensor alarm device, even if opening door at this time, door sensor alarm device 7 will not sounding alarm, while when key be inserted into door lock When in keyhole 14, the normally open end (C, NO) of long handle throw of lever switch 9 will be closed, and can connect buzzing alarm set 5, and buzzing is reminded 5 vocalized alerts of device prompt key to be inserted into and remember to pull key;Program constantly measures judgement to the port I1, very important person Region 12 outdoors are not appeared in, then will keep I1=0, I2=0, as long as key is not extracted, buzzing alarm set 5 will continue sounding Alarm prompts key to be inserted into and remembers to pull key, after people extracts key, the normally open end (C, NO) of long handle throw of lever switch 9 Will be switched off, buzzing alarm set 5 stops alarm, then program will return initial, and constantly measurement judges port I1 state, people into Enter in room, closes the door carefully end and enter process.
Now illustrated for going out, in room, pyroelectric sensing module 1 is detected less than 12 someone of region outdoors people when initial Activity, then I1=0, is arranged I2=0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, pre-on buzzing, which is reminded, to be filled 5 are set, normally open end (M1, M3) is disconnected, and is disconnected 7 circuit of door sensor alarm device, is not inserted with key when initial in door lock keyhole 14, program is not Disconnected measures judgement to the port I1, opens door at this time, door sensor alarm device 7 will not sounding alarm, when people enters doorway When enabling region 13, pyroelectric sensing module 1 is still detected less than the activity of 12 someone of region outdoors, keeps I1=0, then I2=0, when When being inserted into key back locking door, the normally open end (C, NO) of long handle throw of lever switch 9 will be closed, and can connect buzzing alarm set 5, 5 vocalized alerts of buzzing alarm set prompt key to be inserted into and remember to pull key, and program, which constantly measures the port I1, to be sentenced Disconnected, if not extracting key at this time, buzzing alarm set 5 will continue vocalized alerts, and after extracting key, long handle throw of lever is opened Closing 9 normally open end (C, NO) will be switched off, and buzzing alarm set 5 will stop vocalized alerts;Program constantly surveys the port I1 Amount judgement, if people ignores the alarm of buzzing alarm set 5, and when entering region 12 outdoors from doorway enabling region 13, then I1=1, I2=1 is set, and 4 coil-end of relay obtains electric, normally open end (M1, M3) closure, and 7 power circuit of pre-on door sensor alarm device is normally closed It holds (M1, M2) to disconnect, disconnects 5 circuit of buzzing alarm set, no matter whether be inserted with key on door lock keyhole 14 at this time, buzzing is reminded Device 5 all will not vocalized alerts, if while door closed, vocalized alerts if Men Weiguan do not trigger door sensor to door sensor alarm device 7 The trigger switch of alarm device 7 itself, for door sensor alarm device 7 by vocalized alerts, prompter Men Weiguan need to return to shutdown, if Men Weiguan, And people when having been at region 12 outdoors, then door sensor alarm device 7 will continue vocalized alerts;Program constantly surveys the port I1 Amount judgement goes to close the door when people returns to 13rd area of doorway enabling region from region 12 outdoors, when I1=0, then I2=0, and the coil of relay 4 Power loss is held, normal-closed end (M1, M2) closure, 5 circuit of pre-on buzzing alarm set, normally open end (M1, M3) is disconnected, disconnected door sensor 7 circuit of alarm device, door sensor alarm device 7 will stop vocalized alerts, if having ignored the vocalized alerts of buzzing alarm set 5 before this, this When will sound again key is prompted not pull out alarm, program constantly measures judgement to the port I1, after people closes the door carefully, from door When mouthful enabling region 13 enters region 12 outdoors, then I1=1 is arranged I2=1,4 coil-end of relay obtain it is electric, normally open end (M1, M3 it) being closed, 7 power circuit of pre-on door sensor alarm device, normal-closed end (M1, M2) disconnects, 5 circuit of buzzing alarm set is disconnected, this Shi Menyi is closed, then door sensor alarm device 7 will not sounding reminding;Program constantly measures judgement to the port I1, when people leaves door After exterior domain 12, when I1=0, then I2=0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, pre-on buzzing are mentioned Awake 5 circuit of device, normally open end (M1, M3) are disconnected, and disconnect 7 circuit of door sensor alarm device, no matter whether door closes at this time, door sensor alarm Device 7 all will not vocalized alerts, meanwhile, if having ignored the reminding of removing key alarm of buzzing alarm set 5 before, key is still inserted in In door lock keyhole 14, then buzzing alarm set 5 will continue vocalized alerts again at this time, and key is prompted to forget to pull out, and pull out at this point, returning The program process of key is identical as program process of entering, if key has been extracted before this, the not vocalized alerts of buzzing alarm set 5, Program will return initially, and constantly measurement judges port I1 state, terminate process of going out.
Embodiment three
Please refer to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 8, attached drawing 9, attached drawing 10, attached drawing 11, in the present embodiment, rest part It is the same as example 1, difference is only that the structure of key insertion trigger switch 6 is different;The insertion touching of key described in the present embodiment Send out reed switch relay magnetic control module 10, key triggering auxiliary device 11 that switch 6 is furnished with relay including one, the tongue tube Relay magnetic control module 10 includes induced magnet 101, reed switch relay module 102, and the key triggering auxiliary device 11 wraps Pedestal 111, circular turntable 112, turntable reset spring 113 are included, the pedestal 111 is equipped with a shaft 1111, the turntable 112 center passes through the shaft 1111 and is actively installed on the pedestal 111, makes the turntable 112 on the pedestal 111 Free to rotate, the turntable 112 is equipped with pore size key through-hole compatible with the size of door lock keyhole 14 on one side 1121,113 both ends of turntable reset spring be separately fixed at the pedestal 111 on the turntable 112, the tongue tube after Electrical appliance module 102 is connected with power input, and the normally open end (M4, M6) of the reed switch relay module 102 concatenates the bee The power input of ring alarm set 5, the symmetrical fixation of key through-hole 1121 of induced magnet 101 are located at the turntable 112 another sides edge, the reed switch relay magnetic control module 10, key triggering auxiliary device 11 are mounted on the door lock 14 sides of eye, and appropriate location is adjusted, the tongue tube of the reed switch relay module 102 is located at the key triggering auxiliary dress It sets by the of 11, makes when key passes through the key through-hole 1121 and is inserted into door lock keyhole 14,101 face of induced magnet is leaned on The tongue tube of the nearly reed switch relay module 102 simultaneously triggers its closure, makes the normally opened of the reed switch relay module 102 (M4, M6) closure is held, when the key is withdrawn, 112 return of turntable drives induced magnet 101 thereon far from the tongue tube The tongue tube of relay module 102 disconnects the tongue tube of the reed switch relay module 102, the reed switch relay The normally open end (M4, M6) of module 102 disconnects.
The present embodiment turntable 112 can be selected the transparent materials such as acrylic and be made, and facilitate the quick rotary alignment door lock of user Keyhole 14 is simultaneously inserted into key.
Illustrated for entering first, please refers to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4, attached drawing 5, in attached drawing 2, I1=1 (high level) indicates that pyroelectric sensing module 1 detects region 12 outdoors and has moving human body infrared signal, I1=0(low level) table Show and do not detect moving human body infrared signal in region 12 outdoors, it is electric that I2=1 (high level) indicates that 4 coil-end of relay obtains, often Beginning (M1, M3) closure, normal-closed end (M1, M2) disconnect, I2=0(low level) indicate 4 coil-end power loss of relay, normal-closed end (M1, M2) closure, normally open end (M1, M3) are disconnected;After key is forgotten to dial and Men Weiguan alarm set powers on, single-chip microcontroller 2 it is interior Portion's program initializes first, and I1 is set as input port, I2 is set as output port, original state Xiamen exterior domain 12 is not There is moving human body infrared signal, then I1=0, I2=0, the coil-end power loss of relay 4 are set, normal-closed end (M1, M2) is closed, 5 circuit of pre-on buzzing alarm set is (when its circuit pre-on state refers to normal-closed end (M1, the M2) closure of only relay 4 5 circuit state of buzzing alarm set, buzzing alarm set 5 still will not vocalized alerts at this time;It is only normally closed when relay 4 It is then 5 circuit on-state of buzzing alarm set when end (M1, M2) and the normally open end of key insertion trigger switch 6 are closed at, Buzzing alarm set 5 is then by vocalized alerts), normally open end (M1, M3) is disconnected, and disconnects 7 circuit of door sensor alarm device, door lock when initial Eye 14 in be not inserted with key, following program constantly will measure judgement to the port I1, when people from the outside back Shi Huixian By region 12 outdoors, when pyroelectric sensing module 1 detects 12 someone's activity of region outdoors, by output high level and send to The input port I1 of single-chip microcontroller 2, then I1=1, is arranged I2=1, and the output port I2 of single-chip microcontroller 2 exports high level, drives through relay Dynamic circuit 3 is connected to the coil-end of relay 4 after amplifying, 4 coil-end of relay obtains electric, normally open end (M1, M3) closure, pre-terminated (its power circuit pre-on state refers to normally open end (M1, the M3) closure of relay 4 to 7 power circuit of open gate magneto-siren, connects 7 power supply of door sensor alarm device, but the trigger switch of door sensor alarm device 7 itself is not triggered, and sounding is not alert for door sensor alarm device 7 at this time Report;Only when the normally open end (M1, M3) of relay 4 is closed, the power supply of door sensor alarm device 7 is on-state, and will when door opening The trigger switch of door sensor alarm device 7 itself triggers, then door sensor alarm device 7 is by vocalized alerts), normal-closed end (M1, M2) disconnects, and disconnects 5 circuit of buzzing alarm set, door is to close when initial, so the trigger switch of door sensor alarm device 7 itself is not triggered, then door The not vocalized alerts of magneto-siren 7;Program constantly measures judgement to the port I1, releases when people walks out the entrance of region 12 heat outdoors 1 undetectable doorway enabling region 13 of electric induction module is simultaneously inserted into key unlocking and enters, when I1=0, then I2=0, relay 4 Coil-end power loss, normal-closed end (M1, M2) closure, 5 circuit of pre-on buzzing alarm set, normally open end (M1, M3) are disconnected, are disconnected 7 circuit of door sensor alarm device, even if opening door at this time, door sensor alarm device 7 will not sounding alarm, while when key be inserted into door lock When in keyhole 14, the normally open end (M4, M6) of reed switch relay module 102 will be closed, and can connect buzzing alarm set 5, buzzing 5 vocalized alerts of alarm set prompt key to be inserted into and remember to pull key;Program constantly measures judgement to the port I1, only Very important person does not appear in region 12 outdoors, then will keep I1=0, I2=0, as long as key is not extracted, buzzing alarm set 5 will continue Vocalized alerts prompt key to be inserted into and remember to pull key, after people extracts key, the normally open end of reed switch relay module 102 (M4, M6) will be switched off, and buzzing alarm set 5 stops alarm, then program will return initial, and constantly measurement judges port I1 shape State, people enter in room, close the door carefully end and enter process.
Now illustrated for going out, in room, pyroelectric sensing module 1 is detected less than 12 someone of region outdoors people when initial Activity, then I1=0, is arranged I2=0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, pre-on buzzing, which is reminded, to be filled 5 are set, normally open end (M1, M3) is disconnected, and is disconnected 7 circuit of door sensor alarm device, is not inserted with key when initial in door lock keyhole 14, program is not Disconnected measures judgement to the port I1, opens door at this time, door sensor alarm device 7 will not sounding alarm, when people enters doorway When enabling region 13, pyroelectric sensing module 1 is still detected less than the activity of 12 someone of region outdoors, keeps I1=0, then I2=0, when When being inserted into key back locking door, the normally open end (M4, M6) of reed switch relay module 102 will be closed, and can be connected buzzing and be reminded dress 5 are set, 5 vocalized alerts of buzzing alarm set prompt key to be inserted into and remember to pull key, and program constantly measures the port I1 Judgement, if not extracting key at this time, buzzing alarm set 5 will continue vocalized alerts, after extracting key, reed switch relay The normally open end (M4, M6) of module 102 will be switched off, and buzzing alarm set 5 will stop vocalized alerts;Program constantly to the port I1 into Row measurement judgement, if people ignores the alarm of buzzing alarm set 5, and when entering region 12 outdoors from doorway enabling region 13, then I1=1, is arranged I2=1, and 4 coil-end of relay obtains electric, normally open end (M1, M3) closure, pre-on door sensor alarm device 7 power supply electricity Road, normal-closed end (M1, M2) disconnect, and disconnect 5 circuit of buzzing alarm set, no matter whether are inserted with key on door lock keyhole 14 at this time, Buzzing alarm set 5 all will not vocalized alerts, if while door closed, the not vocalized alerts of door sensor alarm device 7, if Men Weiguan, Vocalized alerts, prompter Men Weiguan need to be returned to shutdown by the trigger switch of trigger gate magneto-siren 7 itself, door sensor alarm device 7, if Men Weiguan, and when people has been at region 12 outdoors, then door sensor alarm device 7 will continue vocalized alerts;Program is constantly to the end I1 Mouthful judgement is measured, when people goes to close the door from return 13rd area of doorway enabling region of region 12 outdoors, when I1=0, then I2=0, relay The coil-end power loss of device 4, normal-closed end (M1, M2) closure, 5 circuit of pre-on buzzing alarm set, normally open end (M1, M3) is disconnected It opens, disconnects 7 circuit of door sensor alarm device, door sensor alarm device 7 will stop vocalized alerts, if having ignored buzzing alarm set 5 before this Vocalized alerts, will sound again key is prompted not pull out alarm at this time, and program constantly measures judgement, Dang Renguan to the port I1 It is good that when entering region 12 outdoors from doorway enabling region 13, then I1=1 is arranged I2=1 behind the door, 4 coil-end of relay obtain it is electric, Normally open end (M1, M3) closure, 7 power circuit of pre-on door sensor alarm device, normal-closed end (M1, M2) disconnect, and disconnect buzzing and remind dress 5 circuits are set, door has closed at this time, then door sensor alarm device 7 will not sounding reminding;Program constantly measures judgement to the port I1, After people leaves region 12 outdoors, when I1=0, then I2=0, the coil-end power loss of relay 4, normal-closed end (M1, M2) closure, in advance 5 circuit of buzzing alarm set is connected, normally open end (M1, M3) is disconnected, disconnected 7 circuit of door sensor alarm device, no matter whether door closes at this time Close, door sensor alarm device 7 all will not vocalized alerts, meanwhile, if having ignored the reminding of removing key alarm of buzzing alarm set 5 before, Key is still inserted in door lock keyhole 14, then buzzing alarm set 5 will continue vocalized alerts again at this time, and key is prompted to forget to pull out , at this point, returning, the program process to pull key is identical as program process of entering, if key has been extracted before this, dress is reminded in buzzing Set 5 not vocalized alerts, program will return initial, and constantly measurement judge port I1 state, terminates process of going out.
The key insertion trigger switch 6 of this patent can also realize same function there are many device, such as will be in embodiment three Reed switch relay magnetic control module 10 use TCRT5000 photocell relay module etc. instead.
The power circuit of the components such as single-chip microcontroller, pyroelectric human body induction module is not described in detail for this patent, is because of the skill Art belongs to the prior art;The not described part of the present invention is same as the prior art.
The prompting sound of buzzing alarm set 5 can be conducive to distinguish with the alarm song different from of door sensor alarm device 7 in this patent It is how to alarm, and the prompting sound of buzzing alarm set 5 should be set as soft sound, such as " ding-dong " etc prompting sound.
The above, embodiment are merely illustrative of the technical solution of the present invention, rather than its limitations;Although referring to aforementioned reality Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned reality It applies technical solution documented by example to modify, or some technical characteristics therein is equivalently replaced;And these are modified Or replacement, so that corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, therefore this field is common Technical staff's every other embodiment obtained without making creative work, belongs to protection model of the invention It encloses.

Claims (4)

1. a kind of key forget dial and Men Weiguan alarm set, including one have Fresnel Lenses pyroelectric human body induction module (1), relay drive circuit (3), the relay (4) of single-chip microcontroller (2), amplification single-chip microcontroller (2) the output electric current, the heat are released The output signal of electric human body induction module (1) is connected to the input port of the single-chip microcontroller (2), the output of the single-chip microcontroller (2) The electric current that port is exported is connected to the coil-end of the relay (4) after the relay drive circuit (3) amplify, special Sign is, the key is forgotten to dial and Men Weiguan alarm set further includes a buzzing alarm set (5), one when key is inserted into keyhole Afterwards can the key of trigger switch movement be inserted into trigger switch (6), a door sensor alarm device (7), the pyroelectric human body incudes mould Block (1) alignment is detected outdoors region (12), the power input of the buzzing alarm set (5) and the relay (4) Normal-closed end concatenation, key insertion trigger switch (6) is mounted on door lock keyhole (14) side, and the key is inserted into trigger switch (6) normally open end concatenates the power input of the buzzing alarm set (5), described in the normally open end concatenation of the relay (4) The power input of door sensor alarm device (7), the door sensor alarm device (7) are mounted on a door the switch state for alarm door.
2. a kind of key according to claim 1 forgets to dial and Men Weiguan alarm set, which is characterized in that key insertion Trigger switch (6) is a relay switch (8), the relay switch (8) include a normally opened relay (81), long handle (82), Inner diameter size triggering annulus (83) compatible with the size of door lock keyhole (14), described long handle (82) one end are fixed on described normal The other end on the top of the armature of open relay (81), the long handle (82) connects the triggering annulus (83), the relay Switch (8) is mounted on door lock keyhole (14) side, and the normally open end of the normally opened relay (81) concatenates the buzzing alarm set (5) Power input, when key pass through the triggering annulus (83) and be inserted into door lock keyhole (14) it is interior when, drive the long handle (82) movement then drives the armature movement of the normally opened relay (81), and triggers the normally opened relay (81) normally open end and close It closes.
3. a kind of key according to claim 1 forgets to dial and Men Weiguan alarm set, which is characterized in that key insertion Trigger switch (6) is one long shank thick stick travel switch (9), the normally open end of the long shank thick stick travel switch (9) and the bee The power input concatenation of ring alarm set (5), the long shank thick stick travel switch (9) are mounted on door lock keyhole (14) side, make When key head on its long handle and be inserted into door lock keyhole (14) it is interior when act the long shank thick stick of the long shank thick stick travel switch (9) And trigger its normally open end closure.
4. a kind of key according to claim 1 forgets to dial and Men Weiguan alarm set, which is characterized in that key insertion Trigger switch (6) include one equipped with relay reed switch relay magnetic control module (10), key triggering auxiliary device (11), institute Stating reed switch relay magnetic control module (10) includes induced magnet (101), reed switch relay module (102), the key touching Hair auxiliary device (11) includes pedestal (111), circular turntable (112), turntable reset spring (113), on the pedestal (111) Equipped with a shaft (1111), the center of the turntable (112) passes through the shaft (1111) and is actively installed on the pedestal (111) On, keep the turntable (112) free to rotate on the pedestal (111), it is big that the turntable (112) is equipped with an aperture on one side Small key through-hole (1121) compatible with the size of door lock keyhole (14), turntable reset spring (113) both ends are solid respectively It being scheduled on the pedestal (111) and the turntable (112), the reed switch relay module (102) is connected with power input, The normally open end of the reed switch relay module (102) concatenates the power input of the buzzing alarm set (5), the induction The symmetrical key through-hole (1121) of magnet (101) is fixed to be located at the turntable (112) another side edge, the tongue tube after Electric appliance magnetic control module (10), key triggering auxiliary device (11) are mounted on door lock keyhole (14) side, the tongue tube relay The tongue tube of device module (102) is located at key triggering auxiliary device (11) side, makes to pass through the key through-hole when key (1121) and be inserted into door lock keyhole (14) it is interior when, induced magnet (101) face is close to the reed switch relay module (102) tongue tube simultaneously triggers its closure, and when the key is withdrawn, turntable (112) return drives induced magnet thereon (101) far from the tongue tube of the reed switch relay module (102), make its open circuit.
CN201710617311.6A 2017-07-26 2017-07-26 A kind of key forgets to dial and Men Weiguan alarm set Active CN107180518B (en)

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JP2010236248A (en) * 2009-03-31 2010-10-21 Panasonic Electric Works Co Ltd Livelihood-support notification system
CN201796478U (en) * 2010-08-26 2011-04-13 赵和玉 Door-opening voice prompter
CN202150174U (en) * 2011-08-11 2012-02-22 叶培治 An intelligent prompting device for cases that a key is forgotten to be taken, a key is forgotten to be pulled out or a door is forgotten to be closed
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