CN209517527U - A kind of highly compatible things-internet gateway based on LoRa - Google Patents
A kind of highly compatible things-internet gateway based on LoRa Download PDFInfo
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- CN209517527U CN209517527U CN201920463214.0U CN201920463214U CN209517527U CN 209517527 U CN209517527 U CN 209517527U CN 201920463214 U CN201920463214 U CN 201920463214U CN 209517527 U CN209517527 U CN 209517527U
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- lora
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a kind of highly compatible things-internet gateway based on LoRa, including shell, main control module and power supply, further includes: LoRa module is connect with main control module, transmitting and receives LoRa radiofrequency signal；Ethernet module is connect with main control module, is communicated with server；Sensor is connect with main control module, real-time detection intra-gateway environment；Guard assembly, protection gateway safe operation.Sensor can monitor the variation of the parameters such as variation or the gateway self-temperature of gateway running environment in real time, can be improved reliability, and guard assembly can protect gateway that the influence of the factors such as lightning stroke is effectively reduced, improve safety.The utility model is supported for communications frequency range to be arranged in 902-928MHz, makes the same product that more frequency range specification may be implemented, and has compatibility high, power consumption is smaller, and penetration capacity is strong, and safety is good, and feature at low cost.
Description
Technical field
The utility model relates to field of wireless communication, in particular to a kind of highly compatible things-internet gateway based on LoRa.
Background technique
In the frequency range of 900MHz-3GHz, current wireless technology scheme communication distance is closer, often through increase radio frequency
Transmission power increase communication distance.There are the technologies such as zigbee, wifi, bluetooth and nb-iot than more typical technology.Wirelessly
Communication internet of things equipment is mostly battery power supply, and more sensitive for power consumption, the above technology cannot preferably meet unaccommodated low
Power consumption demand；The working frequency of Wifi, bluetooth and ZigBee technology are that 2.4GHz penetration capacity is weaker, in urban environment, very
Hardly possible transmission larger distance；And the networking of above-mentioned technology is extremely difficult to large range of scale, cannot be covered in a network compared with
Big area accesses more equipment.
The utility model of publication number CN206364825U provides a kind of Intelligent internet of things gateway, belongs to gateway technique neck
Domain, for connecting server and terminal, including processor module and wireless module, gateway further includes catv terminal identification expanded mode
Block, input interface, output interface, memory module and power module, power module to memory module, processor module and have respectively
The power supply of line terminal recognition expansion module, wireless module, catv terminal identification expansion module, memory module are double with processor module
To electrical connection, input interface and processor module input terminal connect, and output interface is connect with processor module output end, wireless module
Including at least two kinds in WiFi module, GPRS module and zigbee module.
Above scheme uses the technologies such as Wifi and Zigbee, and power consumption is big, and penetration capacity is weak, is unfavorable for setting up extensive group
Net, and lack necessary safeguard procedures, safety and reliability are poor.
Utility model content
The utility model mainly solves that prior art power consumption is big, and penetration capacity is weak, is unfavorable for setting up large-scale network-estabilishing, and lack
Few necessary safeguard procedures, safety and the poor problem of reliability, provide a kind of highly compatible Internet of Things based on LoRa
Gateway, low in energy consumption, penetration capacity is strong, just with realize large-scale network-estabilishing, and it is highly-safe.
It is the technical solution of the utility model below.
A kind of highly compatible things-internet gateway based on LoRa, including shell, main control module and power supply, further includes: LoRa
Module is connect with main control module, transmitting and reception LoRa radiofrequency signal；Ethernet module is connect with main control module, with server
Communication；Sensor is connect with main control module, real-time detection intra-gateway environment；Guard assembly, protection gateway safe operation.It passes
Sensor can monitor the variation of the parameters such as variation or the gateway self-temperature of gateway running environment in real time, can be improved reliability,
Guard assembly can protect gateway that the influence of the factors such as lightning stroke is effectively reduced, and improve safety.LoRa module compared to Wifi and
The technologies such as Zigbee have many advantages, such as that power consumption is smaller, and penetration capacity is stronger, more meet the demand of Internet of Things.
Preferably, the LoRa module includes that baseband chip, radio frequency front end chip, filter, amplifier and radio frequency are opened
It closes, the baseband chip connection main control module, radio frequency leading portion chip, radio frequency amplifier and RF switch, the radio-frequency front-end core
Piece connects RF switch by filter and amplifier, and the RF switch connects antenna.The module uses the base band of LoRa
Chip SX1301, synchronization can receive 8 LoRa data packets, work in tdd mode, reach as high as the reception of -139dBm
Sensitivity.It supports that communications frequency range setting may be implemented more frequency range using the same product and advised in 902-928MHz
Model, compatibility are strong.
Preferably, being equipped with gas-discharge tube between the LoRa module or the corresponding antenna of ethernet module.Gas
Body discharge tube is a kind of lightning protection component of clearance type.Act release thunder and lightning momentary excess current and over-voltage, due to
The electrode insulation resistance of discharge tube is very big, parasitic capacitance very little, has specific advantage to the lightning protection of high-frequency signal circuit.
Preferably, the sensor includes temperature sensor and humidity sensor, sensor is arranged in case inside.Temperature
Degree and humidity will affect the operation of gateway, therefore setting sensor can monitor these parameters in real time, and it is different temperature or humidity occur
Chang Shike knows at the first time.
Preferably, the guard assembly includes arrester and ground line, guard assembly is arranged in hull outside.Due to net
It closes more installations aloft, needs certain lightning protection.
Preferably, the power supply includes filter rectification module and multistage DC-DC module, the filter rectification module it is defeated
Enter end connection external power supply, the output end of filter rectification module connects multistage DC-DC module, the output end of multistage DC-DC module
For gateway power supply.It solves the problems, such as the different alternating currents of different regions, can be used according to different countries, area different outer
Portion's AC DC conversion electric power, and do not have to the circuit for changing gateway itself, reduced research and development and production cost, the gateway of raising
Compatibility and safety.
Preferably, the input terminal of the filter rectification module is equipped with gas-discharge tube.Gas-discharge tube is a kind of gap
The lightning protection component of type.Act release thunder and lightning momentary excess current and over-voltage, due to the electrode insulation electricity of discharge tube
Very big, parasitic capacitance very little is hindered, has specific advantage to the lightning protection of high-frequency signal circuit.
The utility model has the following beneficial effects: power consumption is smaller, penetration capacity is strong, and compatibility is high, and safety is good, and cost compared with
It is low.
Detailed description of the invention
Fig. 1 is the schematic block diagram of the utility model；
Fig. 2 is the filter rectification module circuit diagram of the utility model embodiment；
Fig. 3 is the first order DC-DC module circuit diagram of the utility model embodiment；
It include: 1- main control module, 2- power supply, 3-LoRa module, 4- ethernet module, 5- sensor in figure.
Specific embodiment
The technical program is further elaborated below in conjunction with Figure of description.
Embodiment:
It is as shown in Figure 1 a kind of highly compatible things-internet gateway based on LoRa, including shell, main control module 1 and power supply
2, further includes: LoRa module 3 is connect with main control module, transmitting and reception LoRa radiofrequency signal；Ethernet module 4, with master control mould
Block connection, communicates with server；Sensor 5, connect with main control module, real-time detection intra-gateway environment；Guard assembly, protection
Gateway security operation.The present embodiment is additionally provided with the modules such as positioning system, the operation of ancillary gateway simultaneously.Sensor can supervise in real time
The variation for controlling the parameters such as variation or the gateway self-temperature of gateway running environment, can be improved reliability, guard assembly can be protected
Protective net closes the influence that the factors such as lightning stroke are effectively reduced, and improves safety.LoRa module is compared to the technologies such as Wifi and Zigbee, tool
There is the advantages that power consumption is smaller, and penetration capacity is stronger, more meets the demand of Internet of Things.
Wherein the sensor 5 of the present embodiment includes temperature sensor and humidity sensor, and sensor is arranged in case inside.
Temperature and humidity will affect the operation of gateway, therefore setting sensor can monitor these parameters in real time, temperature or humidity occur
It can know at the first time when abnormal.
Guard assembly includes arrester and ground line, and guard assembly is arranged in hull outside.Since gateway is mounted on height more
Place, needs certain lightning protection.
The LoRa module of the present embodiment includes baseband chip, radio frequency front end chip, filter, amplifier and RF switch,
Baseband chip connection main control module, radio frequency leading portion chip, radio frequency amplifier and RF switch, radio frequency front end chip pass through filter
And amplifier connects RF switch, the RF switch connects antenna.The module uses the baseband chip SX1301 of LoRa, penetrates
Frequency leading portion chip SX1257, synchronization can receive 8 LoRa data packets, work in tdd mode, reach as high as -139dBm
Receiving sensitivity.Communications frequency range is arranged in 902-928MHz for the present embodiment support, can be real using the same product
Existing more frequency range specification, compatibility are strong.
In addition gas-discharge tube is respectively connected between LoRa module and the corresponding antenna of ethernet module.Gas discharge
Pipe is a kind of lightning protection component of clearance type.Act release thunder and lightning momentary excess current and over-voltage, due to discharge tube
Electrode insulation resistance it is very big, parasitic capacitance very little has specific advantage to the lightning protection of high-frequency signal circuit.
As shown in Figures 2 and 3, the power supply of the present embodiment includes filter rectification module and multistage DC-DC module, the filtering
The input terminal of rectification module connects external power supply, and the output end of filter rectification module connects multistage DC-DC module, multistage DC-DC
Module output end is gateway power supply.It solves the problems, such as the different alternating currents of different regions, can be made according to different countries, area
With different external communication DC conversion powers, and the circuit for changing gateway itself is not had to, reduced research and development and production cost mention
The compatibility and safety of high gateway.
Wherein Fig. 2 show the filter rectification module circuit diagram of the present embodiment, is formed using diode, capacitor and inductance
Power interface protection and filter circuit, then gas is set by collection voltages signal after several divider resistances, and in its input terminal
Discharge tube makees further protection.Fig. 3 show the DC-DC module of the first order of the present embodiment.The input terminal of the DC-DC module connects
Filter rectification module is connect, output end connects other DC-DC modules, is finally directly connected to each electricity consumption module by other DC-DC modules.
It should be noted that the specific embodiment is only used for that technical solution is further described, it is not used in and limits the skill
The range of art scheme, any modifications, equivalent substitutions and improvements etc. based on this technical solution are regarded as in the utility model
In protection scope.
Claims (7)
1. a kind of highly compatible things-internet gateway based on LoRa, including shell, main control module and power supply, which is characterized in that also
Include:
LoRa module, connect with main control module, transmitting and reception LoRa radiofrequency signal；
Ethernet module is connect with main control module, is communicated with server；
Sensor is connect with main control module, real-time detection intra-gateway environment；
Guard assembly, protection gateway safe operation.
2. a kind of highly compatible things-internet gateway based on LoRa according to claim 1, which is characterized in that the LoRa
Module includes baseband chip, radio frequency front end chip, filter, amplifier and RF switch, and the baseband chip connects master control mould
Block, radio frequency leading portion chip, radio frequency amplifier and RF switch, the radio frequency front end chip are penetrated by filter and amplifier connection
Frequency switchs, and the RF switch connects antenna.
3. a kind of highly compatible things-internet gateway based on LoRa according to claim 1 or 2, which is characterized in that described
Gas-discharge tube is equipped between LoRa module or the corresponding antenna of ethernet module.
4. a kind of highly compatible things-internet gateway based on LoRa according to claim 1, which is characterized in that the sensing
Device includes temperature sensor and humidity sensor, and sensor is arranged in case inside.
5. a kind of highly compatible things-internet gateway based on LoRa according to claim 1, which is characterized in that the protection
Component includes arrester and ground line, and guard assembly is arranged in hull outside.
6. a kind of highly compatible things-internet gateway based on LoRa according to claim 1, which is characterized in that the power supply
Including filter rectification module and multistage DC-DC module, the input terminal of the filter rectification module connects external power supply, filter rectification
The output end of module connects multistage DC-DC module, and the output end of multistage DC-DC module is gateway power supply.
7. a kind of highly compatible things-internet gateway based on LoRa according to claim 6, which is characterized in that the filtering
The input terminal of rectification module is equipped with gas-discharge tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463214.0U CN209517527U (en) | 2019-04-08 | 2019-04-08 | A kind of highly compatible things-internet gateway based on LoRa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463214.0U CN209517527U (en) | 2019-04-08 | 2019-04-08 | A kind of highly compatible things-internet gateway based on LoRa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209517527U true CN209517527U (en) | 2019-10-18 |
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ID=68188087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920463214.0U Active CN209517527U (en) | 2019-04-08 | 2019-04-08 | A kind of highly compatible things-internet gateway based on LoRa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209517527U (en) |
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2019
- 2019-04-08 CN CN201920463214.0U patent/CN209517527U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20191211 Address after: 310000 room 1201, block a, building 18, United courtyard, Gongshu District, Hangzhou City, Zhejiang Province Patentee after: Lierda Science & Technology Group Co., Ltd. Address before: Yuhang District, Hangzhou City, Zhejiang Province, 311121 West No. 1500 Building No. 1 room 105 Patentee before: ZHEJIANG LIERDA INTERNET OF THINGS TECHNOLOGY CO., LTD. |