CN212721545U - Temperature and humidity detection device and system - Google Patents
Temperature and humidity detection device and system Download PDFInfo
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- CN212721545U CN212721545U CN202021752184.4U CN202021752184U CN212721545U CN 212721545 U CN212721545 U CN 212721545U CN 202021752184 U CN202021752184 U CN 202021752184U CN 212721545 U CN212721545 U CN 212721545U
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- temperature
- humidity sensor
- control module
- humidity
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Abstract
The utility model provides a temperature and humidity detection device and a system, which comprises a temperature and humidity sensor, a container, a control module and a waterproof box; the temperature and humidity sensor is arranged in the container, and the control module is arranged in the waterproof box; the temperature and humidity sensor is electrically connected with the control module; and the temperature and humidity sensor sends the measurement result to the control module for processing. This application adopts first loRa communication unit to carry out the communication and compares in the transmission mode that prior art generally adopted like zigBee, wiFi, bluetooth, and loRa communication unit has advantages such as low power dissipation, transmission distance is wide, signal penetrability is strong, sensitivity height. Through temperature and humidity sensor's measurement to can realize remote information transfer through the connecting wire, can be more nimble when the field is used put, temperature and humidity sensor arranges the container in simultaneously, avoids equipment to be in the environment that the wind blows the sun, improves equipment's availability factor and life.
Description
Technical Field
The utility model relates to a data information gathers the field, concretely relates to temperature and humidity detection device and system.
Background
The agricultural internet of things integrates information sensing, data transmission and intelligent information processing technologies, and is widely concerned as an important development direction of the internet of things, and along with the development of the agricultural internet of things technology, the problems of reducing equipment cost and power consumption and improving the transmission distance, transmission efficiency, battery life, reliability and the like of a wireless network become a brand new challenge for agricultural informatization development. The wireless sensor network has had a large amount of application research in the aspect of the agricultural as the key technology of thing networking, because wireless communication technologies such as zigBee, wiFi, bluetooth are adopted to traditional wireless sensor network, have that communication distance is short, the consumption is high, easily receive the shortcoming that has the limitation on interference and networking scale, traditional wireless communication can't satisfy the development demand of agricultural thing networking.
For example, in the application with application number CN201520798538.1, a WiFi technology is used, and conventional wireless communication such as the WiFi technology has short communication distance, high power consumption, is susceptible to interference, has limitations on networking scale, and cannot meet the development requirement of the agricultural internet of things.
SUMMERY OF THE UTILITY MODEL
To be the limitation that transmits field information and exist with traditional wiFi technique among the prior art, the utility model provides a temperature and humidity detection device and system.
The technical scheme of the utility model is realized like this: in a first aspect, the temperature and humidity detection device comprises a temperature and humidity sensor, a container, a control module and a waterproof box, wherein the control module comprises a first LoRa communication unit and a first micro-control unit; the first LoRa communication unit is electrically connected with the first micro-control unit;
the temperature and humidity sensor is arranged in the container, and the control module is arranged in the waterproof box; the container is arranged outside the waterproof box, and the temperature and humidity sensor is electrically connected with the control module;
temperature and humidity sensor sends measuring result to control module, and control module receives after the information of gathering, sends to first loRa communication unit after carrying out analysis processes through first micro-control unit, and first loRa communication unit will handle the information wireless transmission who finishes to other servers.
Preferably, the control module further comprises a first radio frequency LDO circuit, a first DC-DC voltage reduction circuit, and a power supply unit; the power supply unit is respectively and electrically connected with the first radio frequency LDO circuit and the first DC-DC voltage reduction circuit, the first radio frequency LDO circuit is electrically connected with the first LoRa communication unit, and the first LoRa communication unit is electrically connected with the first micro-control unit; the first micro-control unit is electrically connected with the temperature and humidity sensor respectively in the first DC-DC voltage reduction circuit.
Preferably, the waterproof box comprises a shell and an antenna, the antenna is fixedly connected with the side edge of the waterproof box, the control module is arranged in the shell, and the antenna is electrically connected with the control module.
Preferably, the housing comprises a back plate, a bottom plate, a shell and an upper cover; the back plate is arranged on the bottom plate, and the shell is arranged between the bottom plate and the upper cover.
Preferably, still include the connecting wire, the one end and the waterproof box of connecting wire are connected, and the other end and the container of connecting wire are connected.
Preferably, the temperature and humidity sensor is electrically connected with the control module through a connecting wire.
In a second aspect, a temperature and humidity detection system based on LoRa communication comprises a gateway and a temperature and humidity detection device; the gateway is in wireless connection with the LoRa communication unit.
Preferably, the system further comprises a mobile terminal, and the mobile terminal is wirelessly connected with the gateway.
Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses a temperature and humidity detection device includes temperature and humidity sensor and control module, and temperature and humidity sensor passes through the connecting wire and connects at control module, and control module handles received temperature and humidity sensor information, simultaneously through first loRa communication unit wireless transmission to other equipment to the execution of follow-up other work. This application adopts first loRa communication unit to carry out the communication and compares in the transmission mode that prior art generally adopted like zigBee, wiFi, bluetooth, and loRa communication unit has advantages such as low power dissipation, transmission distance is wide, signal penetrability is strong, sensitivity height. Through temperature and humidity sensor's measurement to can realize remote information transfer through the connecting wire, can be more nimble when the field is used put, temperature and humidity sensor arranges the container in simultaneously, avoids equipment to be in the environment that the wind blows the sun, improves equipment's availability factor and life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a working schematic diagram of the temperature and humidity detecting device of the present invention;
fig. 2 is an exploded view of the structure of the temperature and humidity detecting device of the present invention;
fig. 3 is a schematic view of the whole structure of the temperature and humidity detecting device of the present invention;
fig. 4 is the utility model relates to a temperature and humidity measurement system's gateway working principle diagram.
The attached drawings are as follows: 1, a control module; 11 a first micro-control unit; 12 a first LoRa communication unit; 2, a temperature and humidity sensor; 3, a gateway; 4, a mobile terminal; 5 a container; 6, a waterproof box; 61 a housing; 62, covering the upper cover; 63 waterproof screws; 64 a base plate; 65 a back plate; 66 waterproof joints; 67 an antenna; 7 connecting the wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, a first embodiment provides a temperature and humidity detection device, which includes a temperature and humidity sensor 2, a container 5, a control module 1 and a waterproof box 6, where the control module 1 includes a first LoRa communication unit 12 and a first micro-control unit 11; the first LoRa communication unit 12 is electrically connected with the first micro-control unit 11;
the temperature and humidity sensor 2 is arranged in the container 5, and the control module 1 is arranged in the waterproof box 6; the container 5 is arranged outside the waterproof box 6, and the temperature and humidity sensor 2 is electrically connected with the control module 1;
temperature and humidity sensor 2 sends measuring result to control module 1, and control module 1 receives the information collection back, sends to first LoRa communication unit 12 after carrying out analysis processes through first micro-control unit 11, and first LoRa communication unit 12 will handle the information wireless transmission who finishes to other servers. Specifically, because this device is used in the field, consequently temperature and humidity sensor 2 and control module 1 are all established in corresponding protecting sheathing, and temperature and humidity sensor 2 is placed in container 5, and control module 1 is placed in waterproof box 6. Therefore, the problems of acquisition and data transmission caused by faults caused by weather influences such as long-term solarization and rain and the like can be avoided to the greatest extent; meanwhile, the temperature and humidity sensor 2 is used for detecting the temperature and humidity of the field tobacco environment, and the control module 1 is used for controlling and processing according to the temperature and humidity data so as to meet the normal production and planting requirements. Wherein, container 5 can be other containers that can be used to temperature and humidity sensor 2 such as stainless steel pipe, and container 5 is the rectangular cylindrical shape of cavity, and connecting wire 7 can be connected with temperature and humidity sensor 2 through well hollow portion, simultaneously because container 5 is rectangular shape can extend temperature and humidity sensor 2 to one section distance far away, makes temperature and humidity sensor 2 can be better places the position that needs the collection.
Specifically, the control module 1 includes a first micro-control unit 11, a first radio frequency LDO circuit, a first DC-DC voltage reduction circuit, a first LoRa communication unit 12, and a power supply unit; the power supply unit is respectively electrically connected with the first radio frequency LDO circuit and the first DC-DC voltage reduction circuit, the first radio frequency LDO circuit is electrically connected with the first LoRa communication unit 12, and the first LoRa communication unit 12 is electrically connected with the first micro-control unit 11; the first micro-control unit 11 is electrically connected to the first DC-DC voltage-reducing circuit and the temperature and humidity sensor 2, respectively. The power supply unit is used for supplying power, the first LoRa communication unit 12 is electrically connected with the first micro control unit 11 in an SPI (serial peripheral interface) connection mode, the power supply unit is further provided with a current protector, and the power supply unit is electrically connected with the first radio frequency LDO (low dropout regulator) circuit and the first DC/DC (direct current/direct current) circuit through the current protector; the first micro control unit 11 is used for receiving information collected by the temperature and humidity sensor 2 and sending the information to the first LoRa communication unit 12 for wireless communication, the first LoRa communication unit 12 is electrically connected with the antenna 67, and the efficiency of wireless transmission can be improved through the antenna 67; the first radio frequency LDO circuit is connected with the first LoRa communication unit 12 and supplies power to the first LoRa communication unit 12; the first DC-DC voltage reduction circuit is electrically connected with the first micro-control unit 11 and the temperature and humidity sensor 2 respectively and supplies power to the first micro-control unit 11 and the temperature and humidity sensor 2.
Specifically, waterproof box 6 includes casing and antenna 67, and antenna 67 fixed connection and waterproof box 6 side, control module 1 are arranged in inside the casing, and antenna 67 is connected with control module 1 electricity. Wherein, the shell comprises a back plate 65, a bottom plate 64, a shell 61 and an upper cover 62; the back plate 65 is disposed on the bottom plate 64, and the housing 61 is disposed between the bottom plate 64 and the upper cover 62. The corners of the shell 61 and the upper cover 62 are respectively provided with a screw hole; the housing 61 and the upper cover 62 are fixed by waterproof screws 63; a bottom plate 64 is further arranged in the shell, the bottom plate 64 is arranged at the lowest end in the waterproof box 6, and the control module 1 is fixed on the bottom plate 64; the antenna 67 is fixed to the side of the housing 61 of the case through the through hole. Meanwhile, the antenna 67 is electrically connected with the first LoRa communication unit 12 of the control module 1, and the first LoRa communication unit 12 performs data interaction with an external server through the antenna 67; still be equipped with backplate 65, backplate 65 install with the shell 61 bottom for firm support and steadily place the equidirectional effect, be equipped with a plurality of through-hole on the backplate 65 simultaneously, can be fixed in other devices through-hole cooperation screw with waterproof box 6 on.
Specifically, the device also comprises a connecting wire 7; one end of the connecting wire 7 is connected with the waterproof box 6, and the other end of the connecting wire 7 is sleeved with the container 5. The temperature and humidity sensor 2 is electrically connected with the control module 1 through a connecting wire 7; connecting wire 7 transmits temperature and humidity sensor 2's measuring result to control module 1, and consequently 7 one end of connecting wire are connected with the waterproof box 6 of placing control module 1, and the other end is connected with container 5 of placing temperature and humidity sensor 2. Waterproof joint 66 that runs through the lateral wall is still equipped with on the shell 61 side of waterproof box 6, and waterproof joint 66 provides the passageway for connecting wire 7 penetrates to the inside of waterproof box 6 from the outside of waterproof box 6, plays the effect of fixed connecting wire 7, makes connecting wire 7 and control module 1 electricity be connected.
Example two
Referring to fig. 1 to 4, a temperature and humidity detecting system provided in the second embodiment includes a gateway 3 and a temperature and humidity detecting device provided in the first embodiment; the gateway 3 is wirelessly connected with the LoRa communication unit. The gateway 3 is provided with a battery, a second micro-control unit, a second LoRa communication unit, a first radio frequency LDO circuit, a first DC/DC circuit, a photovoltaic charging circuit and a GSM unit, wherein the photovoltaic charging circuit is electrically connected with the battery, the battery is respectively and electrically connected with the first radio frequency LDO circuit and the first DC/DC circuit, and current protectors are arranged in the battery, the first radio frequency LDO circuit and the second DC/DC circuit; the second radio frequency LDO circuit is connected with the second LoRa communication unit and supplies power to the second LoRa communication unit; the second DC/DC circuit is respectively and electrically connected with the second micro-control unit and the GSM unit and supplies power to the second micro-control unit and the GSM unit; the second LoRa communication unit is electrically connected with the second micro control unit in an SPI connection mode; the second micro-control unit is electrically connected with the GSM unit in a UART connection mode; the photovoltaic charging circuit can charge the battery by utilizing light energy, so that a power source for long-term use is realized, the second LoRa communication unit is in wireless connection with the first LoRa communication unit 12, and the first LoRa communication unit 12 sends temperature and humidity information to the second LoRa communication unit;
specifically, the mobile terminal 44 is further included, and the mobile terminal 44 is wirelessly connected to the gateway 33. After the second micro control unit receives the temperature and humidity information of the second LoRa communication unit, the temperature and humidity information is sent to the mobile terminal 44 through the GSM module, and the mobile terminal 44 can receive temperature and humidity information data.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a temperature and humidity measurement device which characterized in that: the temperature and humidity sensor comprises a temperature and humidity sensor, a container, a control module and a waterproof box, wherein the control module comprises a first LoRa communication unit and a first micro-control unit; the first LoRa communication unit is electrically connected with the first micro-control unit;
the temperature and humidity sensor is arranged in the container, and the control module is arranged in the waterproof box; the container is arranged outside the waterproof box, and the temperature and humidity sensor is electrically connected with the control module;
the temperature and humidity sensor sends the measurement result to the first micro control unit, and the first micro control unit transmits the measurement result to a far end through the first LoRa communication unit.
2. The temperature and humidity detecting device according to claim 1, wherein: the control module further comprises a first radio frequency LDO circuit, a first DC-DC voltage reduction circuit and a power supply unit; the power supply unit is electrically connected with the first radio frequency LDO circuit and the first DC-DC voltage reduction circuit respectively, the first radio frequency LDO circuit is electrically connected with the first LoRa communication unit, and the first LoRa communication unit is electrically connected with the first micro-control unit; the first micro-control unit is electrically connected with the first DC-DC voltage reduction circuit and the temperature and humidity sensor respectively.
3. The temperature and humidity detecting device according to claim 1, wherein: the waterproof box comprises a shell and an antenna, the antenna is fixedly connected with the side edge of the waterproof box, and the control module is arranged in the shell.
4. The temperature and humidity detecting device according to claim 3, wherein: the shell comprises a back plate, a bottom plate, a shell and an upper cover; the back plate is arranged on the bottom plate, and the shell is arranged between the bottom plate and the upper cover.
5. The temperature and humidity detecting device according to claim 1, wherein: the device also comprises a connecting wire; one end of the connecting wire is connected with the waterproof box, and the other end of the connecting wire is sleeved with the container.
6. The temperature and humidity detecting device according to claim 5, wherein: the temperature and humidity sensor is electrically connected with the control module through the connecting wire.
7. The utility model provides a temperature and humidity measurement system which characterized in that:
the temperature and humidity detection device comprises a gateway and the temperature and humidity detection device of any one of claims 1 to 6;
the gateway is in wireless connection with the first LoRa communication unit.
8. The temperature and humidity detection system of claim 7, wherein:
the mobile terminal is in wireless connection with the gateway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021752184.4U CN212721545U (en) | 2020-08-20 | 2020-08-20 | Temperature and humidity detection device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021752184.4U CN212721545U (en) | 2020-08-20 | 2020-08-20 | Temperature and humidity detection device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212721545U true CN212721545U (en) | 2021-03-16 |
Family
ID=74919687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021752184.4U Expired - Fee Related CN212721545U (en) | 2020-08-20 | 2020-08-20 | Temperature and humidity detection device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212721545U (en) |
-
2020
- 2020-08-20 CN CN202021752184.4U patent/CN212721545U/en not_active Expired - Fee Related
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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: 20210316 Termination date: 20210820 |