CN214480590U - Combined NB-IOT communication module - Google Patents
Combined NB-IOT communication module Download PDFInfo
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- CN214480590U CN214480590U CN202120629274.2U CN202120629274U CN214480590U CN 214480590 U CN214480590 U CN 214480590U CN 202120629274 U CN202120629274 U CN 202120629274U CN 214480590 U CN214480590 U CN 214480590U
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- 238000004891 communication Methods 0.000 title claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000004146 energy storage Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 2
- 238000012827 research and development Methods 0.000 abstract description 8
- 230000006855 networking Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 3
- 235000019504 cigarettes Nutrition 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a modular NB-IOT communication module, including double-sided circuit board, power chip, peripheral circuit, SIM card, NB-IOT module, operating condition pilot lamp, radio frequency antenna and row needle formula plug connector, power chip, NB-IOT module, operating condition pilot lamp and radio frequency antenna are integrated be in the same side of double-sided circuit board, the utility model discloses a modular design, small, have the plug connector structure, adopt the power circuit of wide voltage input fixed voltage output, convenient and other product combination uses on the market and realize the thing networking function, extensively are applicable to the research and development of thing networking products such as intelligent cigarette sense, intelligent row of inserting, smart electric meter, intelligent gas meter, reduce research and development cost, practice thrift research and development resources, improve research and development efficiency.
Description
Technical Field
The utility model relates to a thing networking field, concretely relates to modular NB-IOT communication module.
Background
With the development of the internet of things technology, the NB-IOT (narrowband internet of things) technology supports cellular data connection of low-power consumption equipment in a wide area network, supports long standby time, requires high-efficiency connection of equipment with high network connection requirements, collects big data, can directly upload the cloud without networking, and is convenient to use. Therefore, the method has wide market application prospect in the fields of smart cities, smart security, smart meter reading and the like. At present, many internet of things intelligent products in the market have the NB-IOT communication function like an intelligent smoke sensor, an intelligent electric meter, an intelligent gas meter, an intelligent door lock and the like, but the NB-IOT communication circuit part needs to be independently developed when each product is researched and developed, so that the labor cost is wasted, a miniature combinable NB-IOT communication module with a modular design is urgently needed, other products can be combined and accessed to achieve the internet of things function, and the research and development resources are saved.
SUMMERY OF THE UTILITY MODEL
To the above technical problem, the utility model provides a modular NB-IOT communication module, include:
the power supply chip and the peripheral circuit adopt an AP2303 power supply chip, the AP2303 power supply chip comprises a filter capacitor C1, a C2, a C3, a C4, a C5, an energy storage electrolytic capacitor E1 and an E2, the AP2303 power supply chip is connected with the NB-IOT module, and the AP2303 power supply chip provides power for the NB-IOT module.
Preferably, the NB-IOT module adopts an NB-IOT wireless communication module with the model number of M5311, high performance and low power consumption.
Preferably, the pin row connectors are vertically mounted on the double-sided circuit board.
Has the advantages that:
1. the utility model discloses a modular design, small, have the plug connector structure, adopt the power supply circuit of wide voltage input fixed voltage output, convenient and other product make up with the market and use and realize the thing networking function, extensively be applicable to the development of thing networking products such as intelligent cigarette sense, intelligent row of inserting, smart electric meter, intelligent gas meter, reduce the research and development cost, practice thrift research and development resources, improve research and development efficiency.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a circuit diagram of the present invention.
The figures in the drawings represent:
1. the device comprises a power supply chip 2, a pin header type connector clip 3, a radio frequency antenna 4, a working state indicator lamp 5, an NB-IOT module 6 and an SIM card.
Detailed Description
The technical solution 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "up", "down", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the utility model discloses a double-sided circuit board, power chip, peripheral circuit, SIM card, NB-IOT module, operating condition pilot lamp, radio frequency antenna and row's needle formula plug connector, power chip, NB-IOT module, operating condition pilot lamp and radio frequency antenna are integrated double-sided circuit board's coplanar, row's needle formula plug connector reaches SIM card circuit integration is in double-sided circuit board another side, power chip reaches the peripheral circuit adopts AP2303 power chip, AP2303 power chip includes filter capacitor C1, C2, C3, C4, C5, energy storage electrolytic capacitor E1, E2, AP2303 power chip with NB-IOT module is connected, AP2303 power chip does NB-IOT module provides the power.
The NB-IOT module adopts an NB-IOT wireless communication module with the model number of M5311, high performance and low power consumption, and the pin row type plug connector is vertically installed on the double-sided circuit board.
The NB-IOT module in the utility model adopts an NB-IOT wireless communication module with the model number of M5311, high performance and low power consumption, pins 9 and 10 of the module are connected with a level conversion circuit realized by triodes Q1 and Q3, thereby realizing the level conversion of the module and a serial port communication interface of a singlechip, and the scheme has lower cost than the scheme using a logic level conversion chip; the module pin 21 is connected with a working state indicator lamp circuit, and the working state of the module is judged through the stroboscopic rate of the working state indicator lamp; the module pins 26, 27 are connected with the antenna base; the NB-IOT module pins 12, 13, 14, 15 connect with the SIM card circuitry.
The plug connector is vertically installed on a module circuit board, pins 1, 4, 6, 8 and 11 are respectively connected with an external data interface circuit of the module, pins 7 and 9 are grounded, pin 2 is connected with 3.3V output voltage of a power circuit, pins 10 and 12 are respectively connected with power input voltage, and when the module is applied, a pin header of the plug connector is correspondingly plugged with a data port on a singlechip mainboard of a product to be connected, so that data transmission is realized.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (3)
1. A combined NB-IOT communications module, comprising: including double-sided circuit board, power chip, peripheral circuit, SIM card, NB-IOT module, operating condition pilot lamp, radio frequency antenna and row's needle formula plug connector, power chip, NB-IOT module, operating condition pilot lamp and radio frequency antenna integration are in the same face of double-sided circuit board, row's needle formula plug connector reaches the SIM card is integrated in the another side of double-sided circuit board, power chip reaches the peripheral circuit adopts AP2303 power chip, AP2303 power chip includes filter capacitor C1, C2, C3, C4, C5, energy storage electrolytic capacitor E1, E2, AP2303 power chip with NB-IOT module is connected, AP2303 power chip does the NB-IOT module provides the power.
2. The combined NB-IOT communications module of claim 1, wherein: the NB-IOT module adopts an NB-IOT wireless communication module with the model number of M5311, high performance and low power consumption.
3. The combined NB-IOT communications module of claim 2, wherein: and the pin row plug connectors are vertically arranged on the double-sided circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120629274.2U CN214480590U (en) | 2021-03-29 | 2021-03-29 | Combined NB-IOT communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120629274.2U CN214480590U (en) | 2021-03-29 | 2021-03-29 | Combined NB-IOT communication module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214480590U true CN214480590U (en) | 2021-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120629274.2U Active CN214480590U (en) | 2021-03-29 | 2021-03-29 | Combined NB-IOT communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214480590U (en) |
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2021
- 2021-03-29 CN CN202120629274.2U patent/CN214480590U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 221000 safety science and Technology Industrial Park, East Yinshan road and South Lijiang Road, the second industrial park, high tech Industrial Development Zone, Xuzhou City, Jiangsu Province Patentee after: Woodpecker Power (Jiangsu) Co.,Ltd. Country or region after: China Address before: 221000 safety science and Technology Industrial Park, East Yinshan road and South Lijiang Road, the second industrial park, high tech Industrial Development Zone, Xuzhou City, Jiangsu Province Patentee before: Jiangsu Ennes IOT Technology Service Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |