CN208754333U - One kind being used for the lavatory information transmission system - Google Patents
One kind being used for the lavatory information transmission system Download PDFInfo
- Publication number
- CN208754333U CN208754333U CN201821664364.XU CN201821664364U CN208754333U CN 208754333 U CN208754333 U CN 208754333U CN 201821664364 U CN201821664364 U CN 201821664364U CN 208754333 U CN208754333 U CN 208754333U
- Authority
- CN
- China
- Prior art keywords
- lavatory
- data
- information
- gateway
- data information
- 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.)
- Active
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to one kind to be used for the lavatory information transmission system, and in the system, data collector is connected at least one lavatory, acquires the data information of at least one lavatory, and data information is sent to gateway；Gateway is connected with data collector and data processor, and data information is sent to data processor, wherein gateway and at least one lavatory are carried out data transmission by LoRa network；Data processor is connected with display, analyzes data information, to show processing result to user.By introducing LoRa network, using LoRa Radio Transmission Technology, solves the problems, such as jitter when being acquired to the data information of lavatory, overcome signal in the prior art be easy to be disturbed, the disadvantage of penetration power difference, it realizes and the data information of multiple lavatories is acquired, reached signal broad covered area and signal-stabilized purpose.
Description
Technical field
The utility model relates to the technical fields of wireless transmitting system, and in particular to one kind is for lavatory information transmission system
System.
Background technique
With the fast development of technology of Internet of things, Radio Transmission Technology is also graduallyd mature, in terms of city management
Become more hommization, intelligence, people's lives level is also constantly improving.
In the prior art, current existing lavatory guide system, lavatory management system etc., it is mainly wireless using ZigBee
Transmission technology is acquired analysis to the data information of lavatory.
However, existing ZigBee Radio Transmission Technology is applied in lavatory management system, it is limited to frequency range physical limit,
Its signal interference degree is extremely serious, and diffracting power is weak, and ability through walls is also weak, is only applicable to the acquisition to single lavatory data,
It is not able to satisfy in big area of space use.
Utility model content
In view of this, being provided a kind of for lavatory information the purpose of the utility model is to overcome the deficiencies in the prior art
Transmission system, overcome signal in the prior art be easy to be disturbed, the disadvantage of penetration power difference, realize the data to multiple lavatories
Information is acquired, and has reached signal broad covered area and signal-stabilized purpose.
In order to achieve the above object, the utility model adopts the following technical solution: one kind being used for the lavatory information transmission system, main
It include: at least one lavatory, data collector, gateway, data processor and display, wherein；Data collector with
At least one lavatory is connected, and acquires the data information of at least one lavatory, and data information is sent to gateway；Gateway is set
It is standby to be connected with data collector and data processor, data information is sent to data processor, wherein gateway and at least
One lavatory is carried out data transmission by LoRa (Long Range Radio) network；Data processor is connected with display, point
Data information is analysed, to show processing result to user.
Further, the data information includes: electricity consumption, water consumption, temperature, humidity, the ammonia of at least one lavatory
Concentration and/or use state information.
Further, further includes: alarm, the alarm are being more than to set when the temperature, humidity and/or ammonia concentration
When fixed threshold value, warning note is carried out.
Further, the data collector includes: ultrasonic lavatory position state detector, ultrasound lavatory position state detector
Acquire the use state information of at least one lavatory.
Further, the ultrasonic lavatory position state detector includes ultrasonic detector.
Further, the data collector is also used to determine title, type, number and the position of monitor, wherein institute
It is associated at least one described lavatory to state monitor.
Further, the monitor includes electrochemical sensor.
Further, the display includes: live screen, the end PC and/or mobile phone terminal.
Further, the display includes liquid crystal display.
Further, the data processor includes microcontroller.
Further, the microcontroller model STM32.
Further, the gateway includes gateway.
The utility model uses above technical scheme, is acquired by the data information at least one lavatory, uses
LoRa Radio Transmission Technology, sends gateway for collected data information, collects data information by gateway, then send out
It is sent to data processor to be analyzed, analysis result is finally passed through into display exhibits to user.By introducing LoRa network, adopt
With LoRa Radio Transmission Technology, solves the problems, such as jitter when being acquired to the data information of lavatory, overcome
In the prior art signal be easy to be disturbed, the disadvantage of penetration power difference, realize and the data information of multiple lavatories be acquired, reach
Signal broad covered area and signal-stabilized purpose are arrived.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram for the lavatory information transmission system provided by the embodiment of the utility model；
Fig. 2 is a kind of structural schematic diagram for the warning device being applicable in the utility model embodiment；
Fig. 3 is the structural schematic diagram of a kind of lavatory information collection and Transmission system that the utility model embodiment is applicable in.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
The application scenarios of the utility model embodiment are illustrated first, specifically, the place of the utility model embodiment
Reason object is public lavatory, that is, at least one lavatory, wherein in use, different moments can correspond to different each lavatory
Data information is acquired and is divided to the data information of each lavatory by technical solution provided by the embodiment of the utility model
Analysis, and analysis result is shown, so that user or administrative staff refer to.
Embodiment
Fig. 1 is a kind of structural schematic diagram for the lavatory information transmission system provided by the embodiment of the utility model, this reality
It applies example and is applicable to the case where remote collection is carried out to lavatory information.With reference to Fig. 1, which be can specifically include: at least one
Lavatory 110, data collector 120, gateway 130, data processor 140 and display 150, wherein；
Data collector 120 is connected at least one lavatory 110, acquires the data information of at least one lavatory 110, and will
Data information is sent to gateway 130；Gateway 130 is connected with data collector 120 and data processor 140, will count
It is believed that breath is sent to data processor 140, wherein gateway 130 and at least one lavatory 110 are counted by LoRa network
According to transmission；Data processor 140 is connected with display 150, analyzes data information, to show processing result to user.
LoRa network is illustrated first, is known as LoRa network using the network that LoRa technology carries out data transmission,
LoRa full name is " Long Range Radio ", is a kind of low-power consumption long-distance radio communication technology based on spread spectrum, main
Internet of things oriented is wanted, battery powered WLAN, WAN equipment etc. are applied to.Since LoRa technology has depth covering
Therefore the features such as wide, low data throughout, anti-multipath fading, low cost and standardization, can be applied in M2M, industrial Internet of Things
Net, intelligent electric meter application, in the monitoring of civil engineering and/or infrastructure, can bring more abundant answer at agriculture Internet of Things
With scene, the main interconnection technique of Internet of Things will be become.
Specifically, lavatory 110 can be one, it is also possible to multiple, in Fig. 1, is only illustrated with 2.Have at one
In the example of body, for example, being acquired to the data information of lavatory in market, wherein be usually arranged in every first floor in market
Multiple lavatories acquire electricity consumption, water consumption, temperature, humidity, the ammonia concentration of each lavatory by data collector 120
And/or use state information is transferred to gateway 130 by collected data information by LoRa wireless-transmission network,
In, the data information of lavatory 110 between a gateway 130 can access mostly collects data information by gateway 130, and
Data processor 140 is sent to be analyzed, finally will analysis result (such as: 1 degree of electricity consumption, 1 ton of water consumption, temperature 25 are taken the photograph
Family name's degree and lavatory position 001 is unmanned uses) user is showed by display 150.
Wherein, lavatory data information can be not only acquired, it can also be to singing-hall, kitchen, office, waiting room
Or the data information in gymnasium is acquired；By taking office as an example, data collector 120 is by the light luminance of acquisition, gas
The data informations such as concentration, noise ration are sent to gateway 130 and are handled, in actual application process, gateway
130 can be the computer system or equipment of offer Data Conversion Service between multiple networks；Data processor 140 receives gateway and sets
After standby 130 data issued, data can be analyzed and be sent to display 150；The analysis that display 150 will receive
Transmission is acquired to the data information in kitchen, using methane sensing in a specific example to user as the result is shown
Device is monitored the gas density in kitchen, is sent to kitchen doorway by the gas density that LoRa transmission network will test
It is shown on LED display, such as gas density is shown as 0.01%.The utility model uses the wireless transmission based on LoRa
Technology is acquired 110 information of lavatory, collects data information by gateway 130 after the completion of acquisition, wherein in signal
In coverage area, that is, gateway 130 can receive in the effective distance of signal, a gateway 130 can access more
A lavatory 110 acquires the data information of multiple lavatories 110, after the completion of acquisition by data information transfer to data processor 140 into
Row analysis, then analysis result is shown by display 150 to user.Wherein it is possible to be to be parsed to data information, and sieve
It selects and meets the data information that user and/or administrator require and be shown.
In the utility model embodiment, which be can specifically include: at least one lavatory 110, data collector 120,
Gateway 130, data processor 140 and display 150, wherein；Data collector 120 is connected at least one lavatory 110,
Gateway 130 is sent to for acquiring the data information of at least one lavatory 110, and by data information；Gateway 130 with
Data collector 120 and data processor 140 are connected, for data information to be sent to data processor 140, wherein gateway
Equipment 130 and at least one lavatory 110 are carried out data transmission by LoRa network；Data processor 140 and 150 phase of display
Even, for analyzing data information, to show processing result to user.Solves letter when being acquired to the data information of lavatory
Number unstable problem, overcome signal in the prior art be easy to be disturbed, the disadvantage of penetration power difference, realize to multiple lavatories
Data information be acquired, reached signal broad covered area and signal-stabilized purpose.
Further, gateway 130 includes gateway.Wherein, in actual application, gateway 130
It can be gateway, be also possible to protocol converter, be that one kind can provide data line transitions service between multiple networks
Computer system or equipment.In the present embodiment, gateway 130 is gateway, collects the data letter of lavatory 110
Breath, and data processor 140 is sent by data information.
Further, data processor 140 includes microcontroller.Specifically, microcontroller (Micro Controller
Unit, MCU) it is also known as one-chip microcomputer, the efficiency of code execution with high-performance, low-power consumption and brilliance, in this implementation
In example, it will be collected into the data information of lavatory 110, data information is analyzed and processed by microcontroller, and processing is tied
Fruit is sent to display 150.
Further, microcontroller model STM32.Specifically, STM32 includes basic model and enhanced, compatible 5V's
I/O pin, inside are embedded with oscillating circuit and reset circuit, in addition, the purpose of STM32 circuit design is to realize high property with low-voltage
Can, it can effectively extend the charging interval of battery supply set.
Further, data information includes: electricity consumption, water consumption, temperature, humidity, the ammonia of at least one lavatory 110 are dense
Degree and/or use state information.
Specifically, it is generally the case that need the energy consumption to lavatory 110 to detect, can specifically be detected and be set by energy consumption
The standby unified management realized to lavatory 110, wherein consumption detecting device can be intelligent gas meter, infrared sensor or photosensitive
Sensor.The energy consumption monitoring of lavatory 110 operates, such as can be and be monitored to water power, and counts water consumption and electricity consumption
Service condition, it is therefore an objective to construct digitized energy source monitoring system.Lavatory is used in one kind that the embodiments of the present invention provide
In institute's information transmission system, management to subregion, can be used to implement to electricity consumption functional area in the utility model embodiment and
Addition, deletion, the modification of its relevant information.Water consumption and electricity consumption can be not only acquired, be can also be to temperature, wet
Degree and/or ammonia concentration information are acquired, specifically can be by the way that temperature sensor 170 to be placed in monitoring region, acquisition
Required temperature data information；By the use state for detecting lavatory 110, it can be determined that the service condition of lavatory 110, wherein
The use state of lavatory 110, which can be, is used, is not used or suspends use.The information management of energy consumption data acquisition device, can
With for realizing to energy consumption data acquisition device needed for the utility model embodiment and relevant information addition, delete or repair
Change.
Optionally, as shown in Fig. 2, alarm 190, when temperature, humidity and/or ammonia concentration are more than the threshold value of setting,
Carry out warning note.
Wherein, one of the utility model embodiment is used for lavatory information transmission system collection monitoring function, automatic alarm
A variety of advanced technologies such as function, automatic sampling functions and remote control function are in one, and the system is in perfect same of assurance function
When, have very strong safety, reliability and ease for operation, has ensured data information monitoring management of the monitoring center to lavatory
Accuracy and timeliness.The structural schematic diagram of warning device as shown in Figure 2, ammonia concentration sensor 160, temperature sensor
170 and humidity sensor 180 be connected respectively with alarm 190, to the letter of temperature, humidity and/or ammonia concentration in lavatory
Breath acquisition is the threshold value for being acquired by corresponding sensor, and being respectively provided with setting, such as the temperature threshold of setting, setting
The ammonia concentration threshold value of humidity threshold and setting, illustratively, if temperature threshold is set as 25 DEG C, when the temperature in lavatory is more than
At 25 DEG C, alarm 190 can issue early warning warning, carry out warning note.It can be pipe by the analysis to lavatory data information
Reason person provides information, the settings for lavatory quantity, ventilating system such as frequency of usage, the lavatory ambient condition for the position that goes to the toilet and provides data
Support provides reference to improve lavatory environment, improves the environmental aspect of lavatory, be conducive to administrative staff and be managed, mention
High safety, keeps the management to lavatory more intelligent and humanized.It is provided by the embodiment of the utility model a kind of for lavatory
Institute's information transmission system also has the function of user management permission, it can be used for management of personnel are this system as the case may be
User defines role, and assigns its corresponding permission, wherein this permission can be browsing system data permission either to
The permission etc. of system submission data；In addition, the system also has decision support function, it can be according to the grade of different administrative staff
Not, different administration authorities is set up, management and monitoring purpose to each stratum are reached.
Further, data collector 120 includes: ultrasonic lavatory position state detector, ultrasonic lavatory position state detector acquisition
The use state information of at least one lavatory 110.
Wherein, ultrasonic wave is a kind of sound wave of the frequency higher than 20000 hertz, and frequency is high, and wavelength is short, and diffraction is not serious, tool
There is good directionality, penetration capacity is strong, is easily obtained the sound energy relatively concentrated, therefore commonly use and surpass on the fields such as industry, medicine
Sound wave carries out supersonic sounding.Since ultrasonic signal has very strong penetration power and anti-interference ability, to lavatory 110
, can be using ultrasonic lavatory position state detector acquisition when use state information is acquired, use that can accurately to lavatory 110
Status information is detected.
Further, ultrasonic lavatory position state detector includes ultrasonic detector.Surpass specifically, ultrasonic detector utilizes
The principle of sound wave reflection, to whether having target object in range and being detected at a distance from target object, accurate with measurement,
Speed is fastly and advantage at low cost is in the present embodiment using ultrasonic detector can quickly and accurately detect making for lavatory position
Use status information.
Optionally, data collector 120 is also used to determine title, type, number and the position of monitor, wherein monitoring
Device is associated at least one lavatory 110.
Specifically, in actual application, can be monitored to the ammonia concentration in lavatory, monitor title can be with
It is ammonia concentration sensor, the type of monitor is monitored to the ammonia concentration in lavatory, and number can be set as 001,
Position can be on lavatory house top, can be monitored to the environment in lavatory by ammonia concentration sensor, improve lavatory
In air quality.Within the system, system function for realizing energy consumption monitoring unit and its relevant information are added,
It deletes and modifies, wherein the essential information for monitoring unit includes: organization, flat type, unit number and affiliated Netherlands
Claim etc., and the collector for being included to the unit configures.
Further, monitor includes electrochemical sensor.
Wherein, in the present embodiment, due to needing temperature, humidity and/or ammonia concentration to lavatory 110 to be monitored,
Therefore electrochemical sensor is used.Electrochemical sensor application control potential electrolysis method principle, it is anti-by occurring with tested gas
It should and generate the electric signal directly proportional to gas concentration and carry out work, when gas concentration is higher, the electric signal of generation is stronger.
Further, display 150 includes: live screen, the end PC and/or mobile phone terminal.
Wherein, show that the display 150 of processing result can be live screen to user, which may be mounted at
Lavatory doorway shows data information by way of text and/or picture；Display 150 can also be the end PC, wherein the end PC
It can remotely show data information；Display 150 can also be mobile phone terminal, mobile phone terminal can by voice broadcast, jingle bell and/or
The modes such as breath light are shown to user.In a specific example, the data information of display can be the vacancy number of lavatory.
Further, display 150 includes liquid crystal display.
Wherein, display 150 can be CRT (Cathode Ray Tube, cathode-ray tube) display, LED (Light
Emitting Diode, light emitting diode) display or LCD display (Liquid Crystal Display, liquid crystal display
Device), since the advantages of liquid crystal display is that fuselage is thin, small in size and radiation is small, in the embodiments of the present invention, show
Show that device 150 generallys use liquid crystal display, when receiving display data, controls the color of each liquid crystal particle, composition is different
Image.
Specifically, in a kind of practical application for the lavatory information transmission system provided by the embodiment of the utility model,
Fig. 3 shows the structural schematic diagram of a kind of lavatory information collection and Transmission system, and in the system as shown in fig. 3, management platform can
To be that the data processor 140 in Fig. 1 system passes through intelligent electric meter and electric energy acquisition during being acquired to lavatory data
Device connection, acquires the data information of electricity consumption；It is connect by intellectual water meter with water data collector, acquires the data letter of water consumption
Breath.Wherein, to the management of water power collector, can be used to implement to energy harvester used in the utility model embodiment,
Addition, deletion, the modification of water data collector and its relevant information；In addition, may be used also to the management of lavatory water consumption and electricity consumption
It is shown and analyzes in a manner of through figure, form the comparison diagram of each stage water consumption and electricity consumption, more intuitively show
Out as a result, simultaneously carrying out energy consumption analysis in time.Pass through the adopting to the use state information of lavatory position using ultrasonic lavatory position state detector
Collection, finally the results are shown on the display 150 on lavatory doorway, user can be by network inquiry mode, to current lavatory position
Use state inquired.
In the prior art, current lavatory guide system is only applicable to the data information acquisition to single lavatory, cannot
Meet the needs of larger space region uses.Compared with prior art, in the example shown in Fig. 3, using being based on
The Radio Transmission Technology of LoRa, wireless transmission include that 4G/WiFi/GPRS is transmitted, and can be carried out to the data information of lavatory between more
Remote collection and transmission solve the problems, such as data acquisition, overcome signal in the prior art be easy to be disturbed, penetration power difference
Disadvantage realizes signal broad covered area and signal-stabilized purpose.Provided by the embodiment of the utility model a kind of for lavatory
In the information transmission system, by the data information of the equipment such as various collectors, by the analysis of data processor 140, with text,
The modes such as chart, table, voice broadcast or jingle bell show analysis as a result, meeting the various demands of user to user, finally realize
The data information of complete perception various aspects.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
It should be noted that term " first ", " second " etc. are used for description purposes only in the description of the present invention,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " meaning refer at least two.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (12)
1. one kind is used for the lavatory information transmission system characterized by comprising at least one lavatory, data collector, gateway are set
Standby, data processor and display, wherein；
The data collector is connected at least one described lavatory, acquires the data information of at least one lavatory, and will
The data information is sent to the gateway；
The gateway is connected with the data collector and the data processor, the data information is sent to described
Data processor, wherein the gateway and at least one described lavatory are carried out data transmission by LoRa network；
The data processor is connected with the display, analyzes the data information.
2. system according to claim 1, which is characterized in that the data information includes:
Electricity consumption, water consumption, temperature, humidity, ammonia concentration and/or the use state information of at least one lavatory.
3. system according to claim 2, which is characterized in that further include:
Alarm, the alarm carry out alarm and mention when the temperature, humidity and/or ammonia concentration are more than the threshold value of setting
Show.
4. system according to claim 2, which is characterized in that the data collector includes:
Ultrasonic lavatory position state detector, ultrasound lavatory position state detector acquire the described of at least one lavatory and use shape
State information.
5. system according to claim 4, which is characterized in that ultrasound lavatory position state detector includes ultrasonic listening
Device.
6. system according to claim 1, which is characterized in that the data collector also determine the title of monitor, type,
Number and position, wherein the monitor is associated at least one described lavatory.
7. system according to claim 6, which is characterized in that the monitor includes electrochemical sensor.
8. system according to claim 1, which is characterized in that the display includes:
Live screen, the end PC and/or mobile phone terminal.
9. system according to claim 8, which is characterized in that the display includes liquid crystal display.
10. system according to claim 1, which is characterized in that the data processor includes microcontroller.
11. system according to claim 10, which is characterized in that the microcontroller model STM32.
12. system according to claim 1, which is characterized in that the gateway includes gateway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821664364.XU CN208754333U (en) | 2018-10-12 | 2018-10-12 | One kind being used for the lavatory information transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821664364.XU CN208754333U (en) | 2018-10-12 | 2018-10-12 | One kind being used for the lavatory information transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208754333U true CN208754333U (en) | 2019-04-16 |
Family
ID=66085772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821664364.XU Active CN208754333U (en) | 2018-10-12 | 2018-10-12 | One kind being used for the lavatory information transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208754333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112508410A (en) * | 2020-12-07 | 2021-03-16 | 北京小米松果电子有限公司 | Toilet management method, device and system |
-
2018
- 2018-10-12 CN CN201821664364.XU patent/CN208754333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112508410A (en) * | 2020-12-07 | 2021-03-16 | 北京小米松果电子有限公司 | Toilet management method, device and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201955882U (en) | Forest fire danger testing and warning device | |
| CN208112975U (en) | A kind of intelligent wearable device management system for intelligent substation patrol | |
| CN204679765U (en) | A kind of intelligent home control device based on cloud | |
| Zhu et al. | Monitoring system for forest fire based on wireless sensor network | |
| CN207096203U (en) | A kind of environmental parameter sensor and ambient parameter detecting system | |
| CN108844577A (en) | A kind of Monitoring Urban Environment system based on Internet of Things | |
| CN110266796A (en) | A kind of spinning and weaving workshop monitoring system based on LPWAN | |
| CN106506301A (en) | Smart home ecosystem | |
| Qiuchan et al. | The water quality online monitoring system based on wireless sensor network | |
| CN208754333U (en) | One kind being used for the lavatory information transmission system | |
| CN106872323A (en) | Room air dust content super-standard alarm device and method | |
| Xu et al. | Wireless sensors in farmland environmental monitoring | |
| CN108965487A (en) | One kind being used for the lavatory information transmission system | |
| CN208258091U (en) | A kind of real time environment monitoring system | |
| CN110231322A (en) | A kind of online oil spill monitoring device | |
| CN109309724A (en) | A kind of Internet of Things intelligence instrument for supporting NB-IOT | |
| CN205644916U (en) | Intelligence nurse system based on infrared photoelectric sensor and mobile terminal | |
| CN202904325U (en) | Electric energy consumption data remote-monitoring matching device | |
| CN204514362U (en) | A kind of housing quality detection system | |
| CN107481464A (en) | A kind of building Automatic Antitheft System based on ZIGBEE | |
| CN204748625U (en) | Special robot | |
| CN206531757U (en) | Room air dust monitoring device with warning function | |
| CN205942990U (en) | Building security protection system | |
| CN207198597U (en) | A kind of subway environmental parameter monitor instrument and monitoring system | |
| CN107018482B (en) | Cell management method and system based on LORA technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |