CN2842592Y - Wireless security protection and kilowatt meter reading-out system - Google Patents
Wireless security protection and kilowatt meter reading-out system Download PDFInfo
- Publication number
- CN2842592Y CN2842592Y CN 200520063154 CN200520063154U CN2842592Y CN 2842592 Y CN2842592 Y CN 2842592Y CN 200520063154 CN200520063154 CN 200520063154 CN 200520063154 U CN200520063154 U CN 200520063154U CN 2842592 Y CN2842592 Y CN 2842592Y
- Authority
- CN
- China
- Prior art keywords
- key box
- security protection
- wireless
- meter reading
- microdrive
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Alarm Systems (AREA)
Abstract
A kind of wireless security protection and kilowatt meter reading-out system, comprise terminal device, all-key box and center machine, wireless connections between terminal device and the all-key box, wired connection between all-key box and the center machine, terminal device comprises signal picker and security protection telepilot, and the all-key box comprises microdrive and is attached thereto the wireless frequency receiving circuit that connects by various data lines respectively, key board, LCD display, eeprom memory, the LED display module, DTMF telephone communication module, speech processing module, power management module, breaking-proof switch, real time clock module and air interference circuit for detecting.This security protection kilowatt meter reading-out system can be realized family's security protection and long-range table two major functions of making a copy for simultaneously, is more suitable for interconnection type specialty alarm center and uses; In addition, the all-key box adopts digital alarm and digital mode of reporting and submitting table tool reading, and the center machine automatic reception is also write down table tool reading or the alarm that the all-key box is sent.
Description
Technical field
The utility model relates to the electronic intelligence system, refers to a kind of wireless security protection and kilowatt meter reading-out system especially.
Background technology
Existing home-use wireless security protection and distant kilowatt meter recorder are all independent separately, and the user then needs to buy two kind equipments respectively if having demand to possess simultaneously reports to the police and two functions of checking meter, and cost is higher.And existing safety-protection system often independently is provided with, no networking monitoring, adopt the audio alert mode, when alert takes place, dial preset phone number and playback, if ring unanswered's alert then causes damage, secondly, if occur a plurality of alerts in the short time, those who answer is difficult to record, and the audio alert time is long, efficient is low, causes telephone line busy, spend greatlyyer, be not suitable for the mechanism that receives a crime report of 110 specialties such as grade.In addition, existing kilowatt meter reading-out system need be installed inconvenience, the cost height at house wiring mostly.
In order to address the above problem, a kind of safe and electronic intelligence system easily is provided, be applicable to the wireless security protection of family or working environment and the integral type system that checks meter, very necessary with the shortcoming that overcomes prior art.
Summary of the invention
Based on the deficiencies in the prior art, fundamental purpose of the present utility model is to provide a kind of safe and electronic intelligence system easily, be applicable to the wireless security protection of family and the integral type system that checks meter, when it can meet with accidents such as theft, robbery, fire alarm, toxic gas leakage in family, the notice that in time sends a warning relevant departments, and interior table tool readings such as water, electricity, gas with the user of the time of setting in every month are sent to the department of checking meter.
In order to achieve the above object, the utility model provides a kind of wireless security protection and kilowatt meter reading-out system, comprise terminal device, all-key box and center machine, wireless connections between terminal device and the all-key box, wired connection between all-key box and the center machine, the mode of this wired connection be in telephone wire, bus or the netting twine choose any one kind of them or multiple.
Wherein, described all-key box includes microdrive; And
The wireless frequency receiving circuit electrically connects by Data In-Line road and described microdrive;
Key board electrically connects by I/O scan circuit and described microdrive;
LCD display enables control line and the electric connection of described microdrive by LCD data line, LCD write line, LCD;
Eeprom memory is by SP data line, SP control line, enable control line and described microdrive and electrically connect;
The LED display module electrically connects by LED data line, LED clock line and described microdrive;
DTMF telephone communication module electrically connects by bidirectional data line, control line and signal wire and described microdrive;
Speech processing module electrically connects by alarm sound control line, wireless doorbell control line and described microdrive;
Power management module electrically connects by low-voltage signal line and described microdrive.
In the utility model, the receive frequency of described wireless frequency receiving circuit is choosing any one kind of them among 315M, 433M, 868M, 915M or the 2.4G.
In a preferred embodiment of the present utility model, described all-key box further comprises respectively breaking-proof switch, real time clock module and the air interference circuit for detecting that electrically connects with described microdrive.
Described terminal device comprises signal picker and security protection telepilot.Wherein, signal picker is Radio infrared sensor, fire alarm smoke detector, glass breakage detector, gas leakage detector, radio meter register collector, wireless door magnetic detector and wireless doorbell button.
Compared with prior art, a kind of wireless security protection of the utility model and kilowatt meter reading-out system can be realized family's security protection and long-range table two major functions of making a copy for simultaneously, by merging and the common sparing element, do not require house wiring, can reduce expenses during installation, guarantee behind the order also is easy to, and has reduced total cost, is more suitable for interconnection type specialty alarm center and uses.In addition, the all-key box adopts the digital alarm mode, and the center machine automatic reception is also write down the alarm that the all-key box is sent, comprise important informations such as place of alarm, alarm kind, time of origin, receive new alert news at every turn after, the siren of ringing is lighted warning lamp, notify the security personnel, and do not need staff on duty.
For making the utility model easier to understand, further set forth the specific embodiment of a kind of wireless security protection of the utility model and kilowatt meter reading-out system below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the system chart of wireless security protection of the utility model and kilowatt meter reading-out system;
Fig. 2 is the all-key box internal circuit diagram of wireless security protection of the utility model and kilowatt meter reading-out system.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
Shown in accompanying drawing 1, a kind of wireless security protection of the utility model and kilowatt meter reading-out system comprise terminal device 1, all-key box 2 and center machine 3, wherein, it is indoor that terminal device 1 and all-key box 2 are arranged in each user, center machine 3 is located at commerce receive a crime report center or cell management center, wireless connections between terminal device 1 and the all-key box 2, wired connection between all-key box 2 and the center machine 3, the mode of this wired connection can be telephone wire, bus or netting twine etc.
Terminal device 1 comprises various types of signal collector and security protection telepilot.Signal picker comprises various antitheft probes, as multiple sensor detectors such as Radio infrared sensor, fire alarm smoke detector, glass breakage detector, gas leakage detector, radio meter register collector, wireless door magnetic detector and wireless doorbell buttons.Wherein, the Radio infrared sensor can be the passive infrared invasion sensor and infrared the two mirror of microwave intrusion sensors.According to user's request various signal pickers are installed on indoor early warning everywhere, total system need not wiring when subscriber household is installed, and, the user can increase, delete the front end smart machine at any time according to daily demand, can also select the installation site flexibly according to actual conditions when the front end smart machine is installed.
The principle of work of terminal device is as described below: at first, gather all kinds of physical messages (such as the variation of coal gas meter reading, or having the people to enter in the passive infrared detection district); Then, it is converted into numerical information, modulates the back and send to 2 receptions of all-key box with RF-wise; Then, after all-key box 2 obtains wireless messages, the different types of information of differentiating and processing, if table tool number of degrees information or number of degrees change pulse, then will receive information stores or add up, after the time of setting, the number of degrees are sent to automatically the center machine of the department of checking meter; If all-key box 2 receives is the invasion signal, and the defence state processing of setting according to the user is then reported to the police or ignored information.
Wherein, the security protection telepilot is used for being provided with the difference defence state of all-key box.As go out to deploy troops on garrison duty, stay-at-homely deploy troops on garrison duty, withdraw a garrison, report to the police, eliminate early warning and close alarm indication and defence state such as police whistle sound.Going out to set up defences is suitable for all members of family and all leaves the house, needs to start the situation of anti-theft alarm function.Go out to deploy troops on garrison duty after the success, all defence areas that pir intrusion detector has been installed all are on the alert, in case there is the people to touch detector, be about to produce and report to the police, the user can be by going out to deploy troops on garrison duty by " going out " button on the telepilot or " going out " button on the all-key box panel.Stay-at-home deploying troops on garrison duty is suitable for after daytime or night, the kinsfolk had a rest, need to start anti-theft alarm function, after the stay-at-home success of deploying troops on garrison duty, all discrepancy class defence areas and circumference class defence area then are on the alert, all inner classes defence areas then are in the non-state of alert, when the people touches the detector in come in and go out class defence area or circumference class defence area, system will produce warning.And the kinsfolk walks about indoor, when only touching the detector in inner classes defence area, does not produce warning, and is same, and the user can carry out stay-at-home deploying troops on garrison duty by " stay-at-home " button of handling on the telepilot, goes out to deploy troops on garrison duty and stay-at-home deploying troops on garrison duty all do not need Password Operations.Go out to deploy troops on garrison duty or stay-at-home deploying troops on garrison duty during state when the all-key box is in, the user can be by withdrawing a garrison by " withdrawing a garrison " button on telepilot or the all-key box, thereby remove anti-theft alarm function.The user need input legal password and could " withdraw a garrison ".The operation of withdrawing a garrison between the early warning time delay can be eliminated early warning.The all-key box is in the state following time of going out to deploy troops on garrison duty, if there is the people to touch the antitheft probe in circumference defence area, the all-key box can not carry out the early warning time-delay, reports to the police but produce immediately.
The all-key box is the nucleus equipment of whole security protection kilowatt meter reading-out system, it connects the various front end smart machines that are distributed in the family by wireless communication mode, handle and make corresponding response after collecting on the one hand the various signals of front end smart machine collection, the all-key box also can send control signal and gives front end smart machine such as center machine to control relevant electrical equipment on the other hand.
With reference to shown in Figure 2, Fig. 2 illustrates the internal circuit configuration of all-key box.Realize controlling by electrically connecting between each components and parts in microprocessor and the all-key box or the circuit.Described components and parts and circuit include wireless frequency receiving circuit 101, key board 102, LCD display 103, eeprom memory 104, LED display module 105, DTMF telephone communication module 106, speech processing module 107 and power management module 108.
Wherein, wireless frequency receiving circuit 101 is by the High frequency filter that is mutually related, phaselocked loop (Phase LockLoop, PLL) and data demodulation circuit form, the frequency of wireless frequency receiving circuit 101 can preestablish, in an embodiment of the present utility model, this reception high frequency frequency is to choose any one kind of them among 315M, 433M, 868M, 915M or the 2.4G.Key board 102 is by the electric connection between realization of I/O sweep trace and the microdrive 10.LCD display 103 is used to show alert or time, it enables by LCD data line, LCD write line and LCD, and control line is realized and the electric connection of microprocessor 10, in an embodiment of the present utility model, LCD display 103 is a 4X32 section-type LCD display screen.Eeprom memory 104 is used to store signal or the alarm history that adds up, and it is by SP data line, SP control line and enable control line and realize electric connection with microdrive 10.LED display module 105 is used to control the startup of the LED lamp on the all-key box panel and closes, and with the situation that characterization signal is handled, it is by the electric connection of LED data line and realization of LED clock line and microdrive 10.DTMF telephone communication module 106 is used to realize the radio communication between all-key box and the center machine; form by receiving decoding circuit, signaling circuit, lightning protection circuit, break detection circuit and off-hook detection circuit; wherein; receiving decoding circuit and signaling circuit communicates to connect by bidirectional data line and subsets; be used to receive and send through microprocessor and receive the also signal of demodulation; lightning protection circuit is related with phone inlet wire and subsets respectively with the off-hook detection circuit, realizes the detection certainly and the protection of all-key kit function stability.Speech processing module 107 comprises the alarm sound module, wireless doorbell sound module and the sound amplifying circuit (audio frequency filtering circuit) that is associated, wherein, the alarm sound module realizes and being electrically connected of microprocessor by the alarm sound control line, the wireless doorbell sound module is then realized and being electrically connected of microprocessor by the wireless doorbell control line, the sound amplifying circuit is connected with loudspeaker, make microprocessor by controlling alarm line or wireless doorbell control line may command speech processing module under the corresponding selection mode of all-key box (as going out to set up defences or stay-at-home set up defences etc.), send intelligently and report to the police or the sound of doorbell.Power management module 108 is used to supply the power reserves of microprocessor, it comprises low pressure detection module, charge management module and mu balanced circuit, the low pressure detection module is electrically connected with microprocessor by low-voltage signal, when power supply is in low-pressure state, can sends low-voltage signal indication microprocessor and make corresponding prompt.And charge management module and low pressure detection module electrically connect, and when the power supply low-pressure state, can carry out self-charging to power module (as power supply in the voice module) automatically; Stabilized voltage supply is related with 5VDC power supply and outside AC power in power supply and the system in the voice module respectively, controls the working stability of microprocessor.
In an embodiment of the present utility model, all-key box 2 also comprises breaking-proof switch 109, and when the people illegally opened the all-key box, the all-key box can be reported to the police immediately automatically, and alarm lamp is bright, and the warning police whistle sound pipes, simultaneously screen display alarm region and alert type.If all-key box current state is the state of deploying troops on garrison duty (go out or stay-at-home), the all-key box all can be reported and submitted warning the center of housing estate processor simultaneously.
In another embodiment of the present utility model, all-key box 2 comprises further that also real time clock module 110 is used for the demonstration of telltable clock, and it enables by clock data line, clock control line and clock, and control line is realized and the electric connection of microdrive 10.Can show the current time by LCD display 103, function is equivalent to clock.
In another embodiment of the present utility model, all-key box 2 also further is provided with the air interference circuit for detecting.When people's malice was sent the air interference signal, the all-key box promptly can be reported to the police automatically, and alarm lamp is bright, and the warning police whistle sound pipes, simultaneously screen display alarm region and alert type.If all-key box current state is the state of deploying troops on garrison duty (go out or stay-at-home), the all-key box all can be reported and submitted warning the center of housing estate processor simultaneously.
In another embodiment of the present utility model, all-key box 2 also further is equipped with the anti-device of cutting of telephone wire.When detecting the telephone wire broken string that links to each other with the all-key box, screen will demonstrate the prompting of telephone wire broken string.If all-key box current state is the state of deploying troops on garrison duty (go out or stay-at-home), the all-key box also will be reported to the police immediately automatically, and alarm lamp is bright, and the warning police whistle sound pipes, simultaneously screen display alarm region and alert type.
The principle of work of all-key box is described below in conjunction with Fig. 2.At first, all-key box 2 receives the signal that various signal pickers send by wireless frequency receiving circuit 101, when signal frequency conforms to setpoint frequency (as 315M), promptly carries out demodulation analysis, and is sent to microprocessor; Then, when alert occurring, microprocessor indication LCD display 103, LED display module 105, speech processing module 107 are made respective reaction respectively: as information such as LCD display 103 prompting warning sequence numbers (historical record ordering), alert, defence area, alert time of occurrence and alert transmission situations, simultaneously, alert is sent to eeprom memory 104 keeps in, in order to leafing through historical query.LED display module 105 flashes synchronously, occurs with the feelings of warning, and the people in the prompting visual range in time makes Corresponding Countermeasures.When alert occurred, speech processing module 107 indicated alarm sound module controls loudspeaker to sound the alarm simultaneously, occurred with the prompting alert; When being in when withdrawing a garrison state, speech processing module 107 indication wireless doorbell sound modules send doorbell sound, have the visitor with prompting.Then, microdrive indication DTMF telephone communication module 106 is communicated by letter the report alert with center machine 3 or outside telephone stations.At last, center machine 3 just can be handled it rapidly, and not affect alert adversely after being received the alert of all-key box transmission, causes unnecessary loss.
The all-key box includes following function: anti-theft alarm function, the fire alarm function, gas leakage warning function, the flash appeal function, three show to make a copy for automatically function, the wireless doorbell function, the wireless remote control function, except the function of above-mentioned application, in order to strengthen the security of total system, reliability and dirigibility, in preferred embodiment of the present utility model, the all-key box also comprises following systematic function, as: anti-wireless signal collides function, anti-air interference function, the tamper warning function, the anti-function of cutting of telephone wire, the total system self-checking function, clock and alarm clock function, function is set user individual and alarm history is watched function.
A kind of wireless security protection of the utility model and kilowatt meter reading-out system can be realized family's security protection and long-range table two major functions of making a copy for simultaneously, by merging and the common sparing element, do not require house wiring, can reduce expenses during installation, guarantee in the future also is easy to, reduced total cost, be more suitable for interconnection type specialty alarm center and use.In addition, the all-key box adopts the digital alarm mode, and the center machine automatic reception is also write down the alarm that the all-key box is sent, comprise important informations such as place of alarm, alarm kind, time of origin, receive new alert news at every turn after, the siren of ringing is lighted warning lamp, notify the security personnel, and do not need staff on duty.
Above disclosed only is the preferred embodiment of a kind of wireless security protection of the utility model and kilowatt meter reading-out system, certainly can not limit the interest field of the utility model with this, therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (9)
1. wireless security protection and kilowatt meter reading-out system comprise terminal device, all-key box and center machine, it is characterized in that: wireless connections between terminal device and the all-key box, wired connection between all-key box and the center machine.
2. wireless security protection as claimed in claim 1 and kilowatt meter reading-out system is characterized in that: described all-key box includes microdrive; And
The wireless frequency receiving circuit electrically connects by Data In-Line road and described microdrive;
Key board electrically connects by I/O scan circuit and described microdrive;
LCD display enables control line and the electric connection of described microdrive by LCD data line, LCD write line, LCD;
Eeprom memory is by SP data line, SP control line, enable control line and described microdrive and electrically connect;
The LED display module electrically connects by LED data line, LED clock line and described microdrive;
DTMF telephone communication module electrically connects by bidirectional data line, control line and signal wire and described microdrive;
Speech processing module electrically connects by alarm sound control line, wireless doorbell control line and described microdrive;
Power management module electrically connects by low-voltage signal line and described microdrive.
3. wireless security protection as claimed in claim 1 or 2 and kilowatt meter reading-out system is characterized in that: described all-key box comprises breaking-proof switch, and described breaking-proof switch and described microdrive electrically connect.
4. wireless security protection as claimed in claim 1 or 2 and kilowatt meter reading-out system is characterized in that: described all-key box comprises the air interference circuit for detecting, and described air interference circuit for detecting and described microdrive electrically connect.
5. as claim 1 or 2 each described wireless security protection and kilowatt meter reading-out systems, it is characterized in that: described all-key box comprises the real time clock module, and described real time clock module enables control line by clock data line, clock control line and clock and described microdrive electrically connects.
6. wireless security protection as claimed in claim 1 and kilowatt meter reading-out system is characterized in that: described terminal device also comprises signal picker and security protection telepilot.
7. wireless security protection as claimed in claim 2 and kilowatt meter reading-out system is characterized in that: the receive frequency of described wireless frequency receiving circuit is choosing any one kind of them among 315M, 433M, 868M, 915M or the 2.4G.
8. wireless security protection as claimed in claim 6 and kilowatt meter reading-out system is characterized in that: described signal picker is Radio infrared sensor, fire alarm smoke detector, glass breakage detector, gas leakage detector, radio meter register collector, wireless door magnetic detector and wireless doorbell button.
9. wireless security protection as claimed in claim 1 and kilowatt meter reading-out system is characterized in that: between described all-key box and the center machine mode of wired connection be in telephone wire, bus or the netting twine choose any one kind of them or multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520063154 CN2842592Y (en) | 2005-08-19 | 2005-08-19 | Wireless security protection and kilowatt meter reading-out system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520063154 CN2842592Y (en) | 2005-08-19 | 2005-08-19 | Wireless security protection and kilowatt meter reading-out system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2842592Y true CN2842592Y (en) | 2006-11-29 |
Family
ID=37446471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520063154 Expired - Fee Related CN2842592Y (en) | 2005-08-19 | 2005-08-19 | Wireless security protection and kilowatt meter reading-out system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2842592Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079551A1 (en) * | 2009-12-28 | 2011-07-07 | 深圳市嘉易安安防科技有限公司 | System, device and method for wireless security alarm |
| CN102201152A (en) * | 2011-05-20 | 2011-09-28 | 汕头市星达电子科技有限公司 | Intelligent security monitoring and alarming system and method thereof |
| CN102768510A (en) * | 2011-05-05 | 2012-11-07 | 无锡德达物联网科技有限公司 | Intelligent home control system |
| CN103578241A (en) * | 2013-11-20 | 2014-02-12 | 哈尔滨电工仪表研究所 | Intelligent home security and protection system based on fourth generation mobile communication technology |
| US9204206B2 (en) | 2012-06-29 | 2015-12-01 | Huawei Device Co., Ltd. | Method and apparatus for transmitting signaling |
| CN105118266A (en) * | 2015-08-27 | 2015-12-02 | 成都众山科技有限公司 | Remote meter reading device based on wireless network |
| CN106710192A (en) * | 2017-01-13 | 2017-05-24 | 成都中科慧源科技有限公司 | Internet-of-things meter based on 4G communication |
-
2005
- 2005-08-19 CN CN 200520063154 patent/CN2842592Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079551A1 (en) * | 2009-12-28 | 2011-07-07 | 深圳市嘉易安安防科技有限公司 | System, device and method for wireless security alarm |
| CN102768510A (en) * | 2011-05-05 | 2012-11-07 | 无锡德达物联网科技有限公司 | Intelligent home control system |
| CN102201152A (en) * | 2011-05-20 | 2011-09-28 | 汕头市星达电子科技有限公司 | Intelligent security monitoring and alarming system and method thereof |
| US9204206B2 (en) | 2012-06-29 | 2015-12-01 | Huawei Device Co., Ltd. | Method and apparatus for transmitting signaling |
| CN103578241A (en) * | 2013-11-20 | 2014-02-12 | 哈尔滨电工仪表研究所 | Intelligent home security and protection system based on fourth generation mobile communication technology |
| CN105118266A (en) * | 2015-08-27 | 2015-12-02 | 成都众山科技有限公司 | Remote meter reading device based on wireless network |
| CN106710192A (en) * | 2017-01-13 | 2017-05-24 | 成都中科慧源科技有限公司 | Internet-of-things meter based on 4G communication |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2842592Y (en) | Wireless security protection and kilowatt meter reading-out system | |
| CN2899321Y (en) | Infrared alarming cell phone | |
| CN101603396B (en) | Intelligent coffer and controlling method thereof | |
| CN2793834Y (en) | Intelligent safety alarming device | |
| CN201474484U (en) | Intelligent safe | |
| CN102852426A (en) | Intelligent safe with built-in power grid and image pickup system | |
| CN103605332A (en) | Intelligent home central control method and system thereof | |
| CN202067380U (en) | Safety remote early warning terminal | |
| CN104123800B (en) | A kind of wireless burglar alarm system | |
| CN1529290A (en) | Monitoring type antitheft alarming device and alarming process | |
| RU72778U1 (en) | MOBILE SIGNALING DEVICE | |
| CN208271338U (en) | A kind of window anti-theft system based on embedded platform | |
| CN201111697Y (en) | Anti-theft alarm using wireless network | |
| CN2535863Y (en) | Indoor multifunctional intelligent safety alarm | |
| CN202362877U (en) | Multifunctional safety alarm device based on GSM (global system for mobile communications) network | |
| CN106067234A (en) | A kind of field data visual active infrared warning system | |
| CN201054171Y (en) | Home theftproof alarming device | |
| CN101246625A (en) | Common occasion full-time remote theft-proof system | |
| CN1501681A (en) | Alarm system using mobile video telephone | |
| CN101685568B (en) | Multifunction emergency rescue system | |
| CN110211349A (en) | A kind of smart home entrance guard security system based on ZigBee | |
| CN2357381Y (en) | Building keeping lookout netting alarm | |
| CN213934593U (en) | Intelligent floor distributor | |
| CN203160969U (en) | Intelligent safe box for built-in electric fence and picture pick-up system | |
| CN106910305A (en) | Intelligent wireless network door sensor burglar alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |