CN208607498U - Kitchen locker temperature and humidity monitoring system - Google Patents
Kitchen locker temperature and humidity monitoring system Download PDFInfo
- Publication number
- CN208607498U CN208607498U CN201721914718.7U CN201721914718U CN208607498U CN 208607498 U CN208607498 U CN 208607498U CN 201721914718 U CN201721914718 U CN 201721914718U CN 208607498 U CN208607498 U CN 208607498U
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- China
- Prior art keywords
- temperature
- locker
- home gateway
- humidity
- coordinator
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Abstract
A kind of kitchen locker temperature and humidity monitoring system, comprising: home gateway, coordinator, child node, temperature humidity sensor module, remote terminal and ethernet communication equipment；Home gateway completes information exchange and data processing；It is connected between coordinator and home gateway by CAN bus, it is connected between coordinator and each child node by Zigbee network, child node is connected with temperature humidity sensor module, Temperature Humidity Sensor is placed in locker, the temperature and humidity of locker is acquired, and the information in locker is sent to by home gateway by child node and coordinator.Remote terminal holder remotely intuitively can know the article storage ambient in locker, the more conducively preservation of food by network.
Description
Technical field
The utility model relates to the technical field of internet of things equipment, specifically a kind of kitchen locker temperature and humidity monitor system
System.
Background technique
With the continuous development of technology of Internet of things, requirement of the people to quality of life is stepped up.For domestic environment
More stringent requirements are proposed for the intelligence degree in comfort level especially kitchen, and it is more safe not to be intended merely to kitchen, prior
It is more intelligent.
Smart kitchen systems based on technology of Internet of things are increasingly got the favour of people.Smart kitchen systems are as intelligence
A part of house system just develops towards networking, intelligent direction, with the universal and cell phone application skill of smart phone
The continuous development of art prefers to monitor kitchen whenever and wherever possible using mobile phone for young man.
Although domestic and international many mechanism or company are all in research smart home system now, really by whole system
The example applied to completely in practice is few, moreover, now for smart home system research be mostly door and window,
In terms of the networking of the basic object such as illumination, heating, air-conditioning, lack the concern of the monitoring and control to kitchen.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of kitchen locker temperature and humidity monitoring systems.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique:
The kitchen locker temperature and humidity monitoring system of the utility model, comprising: home gateway, coordinator, child node, warm and humid
Spend sensor module, remote terminal and ethernet communication equipment；Home gateway completes the information between local Intranet and Ethernet
Exchange and data processing, home gateway are connected to ethernet communication equipment by local WiFi network；Coordinator and household net
It is connected between pass by CAN bus, is connected between coordinator and child node by Zigbee network, child node and temperature and humidity sensing
Device module is connected, and Temperature Humidity Sensor is placed in locker, acquires the temperature and humidity in locker, and pass through child node
The data of the Temperature and Humidity module in locker is sent to home gateway with coordinator；Remote terminal passes through Ethernet and local Ethernet
Communication equipment is connected, and then is connected with home gateway and obtains the data of the Temperature and Humidity module of locker.
The utility model can also use following technical measures:
The home gateway uses STM32F407ZGT6 chip.
The coordinator and each child node all use CC2530 chip.
CAN bus between the home gateway and coordinator uses TJA1050 chip.
The home gateway is connected by serial ports with WiFi module ATK-ESP8266.
The temperature humidity sensor module is DHT11 sensor.
The utility model has the advantages and positive effects of:
In the kitchen locker temperature and humidity monitoring system of the utility model, child node is connected with temperature humidity sensor module
It connects, Temperature Humidity Sensor is placed in locker, acquires the temperature and humidity of locker, and pass through child node and coordinator for locker
Interior information is sent to home gateway.Remote terminal holder remotely intuitively can know that the article in locker stores up by network
Hide environment, the more conducively preservation of food.
Detailed description of the invention
Fig. 1 is the schematic illustration of the kitchen locker temperature and humidity monitoring system of the utility model；
Fig. 2 is that the pin of the used chip of home gateway in the kitchen locker temperature and humidity monitoring system of the utility model shows
It is intended to；
Fig. 3 is that home gateway is connect with CAN bus chip in the kitchen locker temperature and humidity monitoring system of the utility model
Circuit diagram；
Fig. 4 is the minimum system circuit diagram of coordinator in the kitchen locker temperature and humidity monitoring system of the utility model；
Fig. 5 is that coordinator is connect with CAN bus chip in the kitchen locker temperature and humidity monitoring system of the utility model
Circuit diagram；
Fig. 6 is the electricity that home gateway is connect with WiFi module in the kitchen locker temperature and humidity monitoring system of the utility model
Lu Tu；
Fig. 7 is the circuit diagram of temperature humidity sensor module in the kitchen locker temperature and humidity monitoring system of the utility model.
Specific embodiment
The technical solution of the utility model is described in detail below by way of the drawings and specific embodiments.
As shown in Figures 1 to 7, the kitchen locker temperature and humidity monitoring system of the utility model, comprising: home gateway, association
Adjust device, child node, temperature humidity sensor module, remote terminal and ethernet communication equipment；Home gateway complete local Intranet with
Information exchange and data processing between Ethernet, home gateway are connected to ethernet communication by local WiFi network and set
It is standby；It is connected between coordinator and home gateway by CAN bus, is connected between coordinator and child node by Zigbee network,
Child node is connected with temperature humidity sensor module, and Temperature Humidity Sensor is placed in locker, acquires the temperature in locker
And humidity, and the data of the Temperature and Humidity module in locker is sent to by home gateway by child node and coordinator；Remote terminal passes through
Ethernet is connected with local ethernet communication equipment, and then is connected with home gateway and obtains the data of the Temperature and Humidity module of locker.
Home gateway uses STM32F407ZGT6 chip.Chip has FPU and DSP instruction set, otp memory, encryptionization
Manage device (CRYP), USB high speed OTG, ART adaptively real-time accelerator；32 RISC cores based on Cortex-M4F, dominant frequency are high
Up to 168MHz；It provides the ADC in 3 24 channels, 2 DAC, the SPI of 3 37.5Mbps, the low-power consumption of 1 support calendar
RTC, 2 IIC, 6 serial ports, 2 general 32 bit timing devices, 12 16 general bit timing devices, two therein are PWM timings
Device.Each general purpose I/O port is posted including 4 32 configuration registers, 1 32 lock register, 1 32 set/reset
Storage, 2 32 bit data registers and 2 32 bit multiplex function mask registers, 1 10/100M ethernet mac controller, 1
A hardware random number generator, 1 utilizing camera interface (DCMI) and 112 universal I/O ports；The battery of 4KB with backup is standby
The on-chip SRAM of part SRAM and 192KB, and can byte, the mode of half-word (16) either full word (32) access system
SRAM.To carry out according to CPU speed when being written and read, N-free diet method period, i.e. waiting time be 0, power consumption as low as
238uA/Mhz。
Coordinator and each child node all use CC2530 chip.CAN bus between home gateway and coordinator uses
TJA1050 chip.Wherein the PA12 pin of STM32F407 is connected with No. 1 pin of TJA1050, and the PA11 of STM32F407 draws
Foot is connected with No. 4 pins of TJA1050, and the effect that CAN bus end resistance R is connected in circuit is impedance matching, plays reduction
The function of echo reflection.Connection type between coordinator and each child node is approximate with above-mentioned connection type.
Home gateway is connected by serial ports with WiFi module ATK-ESP8266.STM32F407 is to pass through with ESP8266
Serial ports transmission data only need to connect serial ports pin W and other several pins can be achieved with communicating, GPIO_0 pin and
The PC0 connection of STM32F407, REST pin and the PF6 of STM32F407 are linked, the PB10 of RXD_TTL pin and STM32F407
Link, TXD_TTL pin and the PB11 of STM32F407 are linked, GND pin ground connection.
Temperature humidity sensor module is DHT11 sensor.The power consumption of DHT11 sensor is very low, operating voltage 3.3V-
The range of 5.5V, its humidity value measurement range are 20-90%RH, and temperature value measurement range is 0-50 DEG C, its humidity precision
It is ± 5%, temperature accuracy is ± 2 DEG C, and humidity resolution ratio is 1%, and temperature resolution is 1 DEG C.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, it is any however, be not intended to limit the utility model although the utility model has been described by way of example and in terms of the preferred embodiments
Those skilled in the art are not departing within the scope of technical solutions of the utility model, certainly can be using in the technology disclosed
Appearance makes a little change or modification, becomes the equivalent embodiment of equivalent variations, but all without departing from technical solutions of the utility model
Content, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention,
It is all within the scope of the technical scheme of the utility model.
Claims (6)
1. a kind of kitchen locker temperature and humidity monitoring system characterized by comprising home gateway, coordinator, child node, temperature
Moisture sensor module, remote terminal and ethernet communication equipment；Home gateway completes the letter between local Intranet and Ethernet
Breath exchange and data processing, home gateway are connected to ethernet communication equipment by local WiFi network；Coordinator and household
It is connected between gateway by CAN bus, is connected between coordinator and child node by Zigbee network, child node and temperature and humidity passes
Sensor module is connected, and Temperature Humidity Sensor is placed in locker, acquires the temperature and humidity in locker, and pass through son section
Data of the Temperature and Humidity module in locker is sent to home gateway by point and coordinator；Remote terminal passes through Ethernet and local ether
Network Communication equipment is connected, and then is connected with home gateway and obtains the data of the Temperature and Humidity module of locker.
2. locker temperature and humidity monitoring system in kitchen according to claim 1, it is characterised in that: home gateway uses
STM32F407ZGT6 chip.
3. locker temperature and humidity monitoring system in kitchen according to claim 2, it is characterised in that: coordinator and each child node
All use CC2530 chip.
4. locker temperature and humidity monitoring system in kitchen according to claim 3, it is characterised in that: home gateway and coordinator
Between CAN bus use TJA1050 chip.
5. locker temperature and humidity monitoring system in kitchen according to claim 4, it is characterised in that: home gateway passes through serial ports
It is connected with WiFi module ATK-ESP8266.
6. locker temperature and humidity monitoring system in kitchen according to claim 5, it is characterised in that: temperature humidity sensor module
For DHT11 sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721914718.7U CN208607498U (en) | 2017-12-31 | 2017-12-31 | Kitchen locker temperature and humidity monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721914718.7U CN208607498U (en) | 2017-12-31 | 2017-12-31 | Kitchen locker temperature and humidity monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208607498U true CN208607498U (en) | 2019-03-15 |
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ID=65659681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721914718.7U Expired - Fee Related CN208607498U (en) | 2017-12-31 | 2017-12-31 | Kitchen locker temperature and humidity monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208607498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474880A (en) * | 2020-04-13 | 2020-07-31 | 佛山科学技术学院 | College kitchen intelligent supervision system |
-
2017
- 2017-12-31 CN CN201721914718.7U patent/CN208607498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474880A (en) * | 2020-04-13 | 2020-07-31 | 佛山科学技术学院 | College kitchen intelligent supervision system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 Termination date: 20211231 |