CN208937065U - A kind of sensor based on LoRaWAN technology - Google Patents
A kind of sensor based on LoRaWAN technology Download PDFInfo
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- CN208937065U CN208937065U CN201821327656.4U CN201821327656U CN208937065U CN 208937065 U CN208937065 U CN 208937065U CN 201821327656 U CN201821327656 U CN 201821327656U CN 208937065 U CN208937065 U CN 208937065U
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- Prior art keywords
- sensor
- power supply
- wireless communication
- communication module
- lora wireless
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- 238000005516 engineering process Methods 0.000 title claims abstract description 17
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- 238000006243 chemical reaction Methods 0.000 claims description 14
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 8
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
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- 230000005540 biological transmission Effects 0.000 description 1
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Abstract
The utility model relates to a kind of sensors based on LoRaWAN technology, including sensor body, LoRa wireless communication module and power supply module, the sensor body and LoRa wireless communication module are electrically connected with power supply module, the sensor body is for detecting electric signal and converting electrical signals into digital signal, and the LoRa wireless communication module is for transmitting wirelessly the digital signal.The sensor increases LoRa wireless communication module on the basis of existing technology, it can be connect with LoRa gateway and application server wireless telecommunications, for transmitting wirelessly various detection signals over long distances, power supply module can be powered using battery, super low-power consumption, it is wireless quick and easy for installation, it solves to realize the on-line monitoring of test point in wide scope because not having the detection environment of condition of power supply.The sensor body can be temperature sensor, liquid level sensor, voltage sensor or pressure sensor.
Description
Technical field
The utility model relates to sensor technical field more particularly to a kind of sensors based on LoRaWAN technology.
Background technique
On October 10th, 2017, public affairs disappear (2017) No. 297 files " about the guidance meaning for pushing forward " wisdom fire-fighting " construction comprehensively
See " indicate the target of fire information construction, it is desirable that and the emerging information technology of integrated use is accelerated to promote " wisdom fire-fighting " construction,
Promote the information-based depth integration with fire-fighting vocational work comprehensively, to construct three-dimensional, the social fire prevention and control system of all standing,
It makes the modern fire police service mechanism for meeting and requiring under battle conditions to provide strong support, General Promotion society fire prevention and control ability, army
Fire extinguishing emergent rescue capability and rank management are horizontal, realize the transformation of " traditional fire-fighting " to " modern fire ".
It is checked and is confirmed currently, the numerical value of fire_fighting pipe network pressure need to enter in fire pump room with state, Wu Faji
When scent a hidden danger, it is therefore desirable to one kind can remote monitoring system to fire-fighting ductwork pressure carry out real-time monitoring.It is such, small
Area's property management fields, there are also many similar sensor types all not to have the temperature on remote monitoring function, such as transformer
Sensor, the liquid level sensor of water tank, the voltage sensor of battery or pressure sensor on fire extinguisher canvas hose etc. are spent, needs to be changed
Into.
Utility model content
The purpose of this utility model is to provide one kind can be with the biography based on LoRaWAN technology of wireless remote real-time monitoring
Sensor.
Technical solution provided by the utility model are as follows: a kind of sensor based on LoRaWAN technology, including sensor sheet
Body, LoRa wireless communication module and power supply module, the sensor body and LoRa wireless communication module are electric with power supply module
Connection, the sensor body is for detecting electric signal and converting electrical signals into digital signal, the LoRa wireless telecommunications mould
Block is for transmitting wirelessly the digital signal.
Wherein, the sensor body is temperature sensor, liquid level sensor, voltage sensor or pressure sensor.
Wherein, the LoRa wireless communication module includes SX127X radio frequency integrated chip and spring antenna, the SX127X
Radio frequency integrated chip and spring antenna electrical connection.
Wherein, the power supply module includes lithium battery, external power supply circuit and thumb-acting switch, and the lithium battery and outside supply
Circuit is electrically connected with thumb-acting switch.
The utility model has the following beneficial effects: the sensor based on LoRaWAN technology includes sensor body, LoRa
Wireless communication module and power supply module increase LoRa wireless communication module on the basis of existing technology, have network savvy,
It can be connect with LoRa gateway and application server wireless telecommunications, for transmitting wirelessly various detection signals over long distances, mould of powering
Block can be powered using battery, super low-power consumption, wireless quick and easy for installation, be solved because not having the detection environment of condition of power supply,
Realize the on-line monitoring of test point in wide scope.The sensor body can be temperature sensor, liquid level sensor, voltage
Sensor or pressure sensor.
Detailed description of the invention
Fig. 1 is the schematic diagram of the sensor embodiment described in the utility model based on LoRaWAN technology；
Fig. 2 is the schematic diagram of pressure sensor embodiment described in the utility model；
Fig. 3 is the overall structure diagram of pressure sensor embodiment described in the utility model；
Fig. 4 is the top view of pressure sensor embodiment described in the utility model；
Fig. 5 is the diagrammatic cross-section of pressure sensor embodiment described in the utility model.
Wherein, 1, pressure cell；2, AD conversion unit；3, single-chip microcontroller；4, LoRa wireless communication module；5, power supply module；
6, frame；7, cylindrical case；71, standard thread；72, notch；8, casting glue；9, protection cap.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As the embodiment of the sensor described in the utility model based on LoRaWAN technology, as shown in Figure 1, including sensing
Device ontology, LoRa wireless communication module and power supply module, the sensor body and LoRa wireless communication module with power supply mould
Block electrical connection, the sensor body is for detecting electric signal and converting electrical signals into digital signal, the LoRa channel radio
News module is for transmitting wirelessly the digital signal.Data are reached LoRa gateway by LoRa by LoRa wireless communication module；
LoRa gateway by data transmission and is stored to cloud platform by 4G network；Data are taken from cloud platform in the end Web and the end APP, so as to remote
Journey Real-time Monitoring Data.
The sensor based on LoRaWAN technology increases LoRa wireless communication module on the basis of existing technology,
With network savvy, can be connect with LoRa gateway and application server wireless telecommunications, for transmitting wirelessly various inspections over long distances
Signal is surveyed, power supply module can power using battery, and super low-power consumption is wireless quick and easy for installation, solve because not having power supply item
The detection environment of part realizes the on-line monitoring of test point in wide scope.The sensor body can be temperature sensor, liquid
Level sensor, voltage sensor or pressure sensor.
As the embodiment of the pressure sensor described in the utility model based on LoRaWAN technology, as shown in Figures 2 to 5,
The sensor body is pressure sensor, including pressure cell 1, AD conversion unit 2 and single-chip microcontroller 3, the AD conversion unit 2
It is electrically connected with single-chip microcontroller 3 with power supply module 5, the pressure cell 1 is electrically connected with AD conversion unit 2, and the pressure cell 1 is used for
It is electric signal the pressure conversion detected, AD conversion unit 2 is used to the electric signal be converted to digital signal, single-chip microcontroller 3
For receiving and processing the digital signal, the LoRa wireless communication module 4 is for transmitting wirelessly the digital signal.
In the present embodiment, the power supply module 5 includes lithium battery, external power supply circuit and thumb-acting switch, the lithium electricity
Pond and external power supply circuit are electrically connected with thumb-acting switch.When not having external power supply condition, lithium battery power supply is just selected, this
When adjustment thumb-acting switch make lithium battery power supply, when having external power supply condition, just select external power supply circuit be powered, it is more
A kind of selection.
In the present embodiment, the LoRa wireless communication module 4 includes SX127X radio frequency integrated chip and spring antenna, institute
State SX127X radio frequency integrated chip and spring antenna electrical connection.
The pressure sensor is suitable for the field applications such as fire_fighting pipe network, water supply network, increases on the basis of existing technology
LoRa wireless communication module is added, has been connect with LoRa gateway and application server wireless telecommunications, for transmitting wirelessly pressure over long distances
Force signal, power supply module can be powered using battery, and super low-power consumption is wireless quick and easy for installation, be solved because not having power supply item
The pressure detecting environment of part realizes the on-line monitoring of pressure spot in wide scope.
In the present embodiment, the pressure sensor further includes frame 6, cylindrical case 7 and protection cap 9, outside the tubular
Shell 7 is arranged on frame 6, and the pressure cell 1, AD conversion unit 2 and single-chip microcontroller 3 are bonded in the front of frame 6, and by encapsulating
Glue 8 is encapsulated in cylindrical case 7, and the back side of frame 6 is arranged in the LoRa wireless communication module 4, and the protection cap 9 is fixed on
On frame 6, and the protection LoRa wireless communication module 4 is covered, the cylindrical case 7 is equipped with the standard spiral shell connecting with water pipe
Line 71 is connect for the pressure interface with water pipe.The casting glue 8 is Silica hydrogel, realizes the protection to internal components；The cylinder
Shape shell 7 is metal shell, firm and appearance looks elegant.
The pressure sensor uses small-sized integrated SMD structure, is produced by SOP production process for encapsulating, pressure-sensitive
Element 1, AD conversion unit 2 and single-chip microcontroller 3 are all integrated on frame 6, and realize electrical connection by bonding line, wherein tubular
Shell 7 is used to form a pressure cavity, transfers the pressure on pressure cell 1.It solves and uses the product by the user miniaturization
Demand reserves for user and carries out innovation upgrading with more spaces.Using small-sized integrated SMD structure, user's high-volume is solved
The problem of producing and using Reflow Soldering.
In the present embodiment, 7 bottom inside of cylindrical case is additionally provided with notch 72, and casting glue 8 can flow into the notch 72,
The bond strength of casting glue 8 and cylindrical case 7 can be increased.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (3)
1. a kind of sensor based on LoRaWAN technology, which is characterized in that including sensor body, LoRa wireless communication module
And power supply module, the sensor body and LoRa wireless communication module are electrically connected with power supply module, the sensor body
For detecting electric signal and converting electrical signals into digital signal, the LoRa wireless communication module is for transmitting wirelessly the number
Word signal, the sensor body are pressure sensor, including pressure cell, AD conversion unit and single-chip microcontroller, the AD conversion
Unit and single-chip microcontroller are electrically connected with power supply module, and the pressure cell is electrically connected with AD conversion unit, and the pressure cell is used for
It is electric signal the pressure conversion detected, AD conversion unit is used to the electric signal be converted to digital signal, and single-chip microcontroller is used
In receiving and processing the digital signal, the pressure sensor further includes frame, cylindrical case and protection cap, outside the tubular
Shell is arranged on frame, and the pressure cell, AD conversion unit and single-chip microcontroller are bonded in the front of frame, and are encapsulated by casting glue
In cylindrical case, the back side of frame is arranged in the LoRa wireless communication module, and the protection cap is fixed on frame, and is hidden
Lid protects the LoRa wireless communication module, and the cylindrical case is equipped with the standard thread connecting with water pipe, is used for and water pipe
Pressure interface connection.
2. sensor according to claim 1, which is characterized in that the LoRa wireless communication module includes SX127X radio frequency
Integrated chip and spring antenna, the SX127X radio frequency integrated chip and spring antenna electrical connection.
3. sensor according to claim 1, which is characterized in that the power supply module includes lithium battery, external power supply electricity
Road and thumb-acting switch, the lithium battery and external power supply circuit are electrically connected with thumb-acting switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821327656.4U CN208937065U (en) | 2018-08-17 | 2018-08-17 | A kind of sensor based on LoRaWAN technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821327656.4U CN208937065U (en) | 2018-08-17 | 2018-08-17 | A kind of sensor based on LoRaWAN technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208937065U true CN208937065U (en) | 2019-06-04 |
Family
ID=66717926
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821327656.4U Expired - Fee Related CN208937065U (en) | 2018-08-17 | 2018-08-17 | A kind of sensor based on LoRaWAN technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208937065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376666A (en) * | 2020-10-21 | 2021-02-19 | 温州市阳光建设有限公司 | Municipal administration sewage pipes safety control system |
-
2018
- 2018-08-17 CN CN201821327656.4U patent/CN208937065U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376666A (en) * | 2020-10-21 | 2021-02-19 | 温州市阳光建设有限公司 | Municipal administration sewage pipes safety control system |
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| 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: 20190604 |