CN218270916U - wM-Bus wireless remote water meter - Google Patents
wM-Bus wireless remote water meter Download PDFInfo
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- CN218270916U CN218270916U CN202222640535.8U CN202222640535U CN218270916U CN 218270916 U CN218270916 U CN 218270916U CN 202222640535 U CN202222640535 U CN 202222640535U CN 218270916 U CN218270916 U CN 218270916U
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Abstract
The utility model discloses a wM-Bus wireless remote water meter, which comprises a meter shell with a fluid channel and a wireless monitoring system arranged on the meter shell; the wireless monitoring system comprises a main control module, a flow acquisition module, a power supply module and a wM-Bus matching circuit, wherein the wM-Bus matching circuit is used for matching and communicating with a wM-Bus radio module with corresponding frequency; the flow acquisition module, the power supply module and the wM-Bus matching circuit are respectively connected with the main control module. The wM-Bus matching circuit with corresponding power and frequency band is arranged on the main control module, so that data are wirelessly transmitted with the radio module with corresponding frequency during transmission, the manufacturing cost of the wireless monitoring system module is reduced, the cost of the whole wireless water meter is reduced, the current required for working is small, the power consumption is reduced, the service life of a battery of the wireless system is prolonged, and meanwhile, the phenomena of data interaction delay, data errors and the like are avoided.
Description
Technical Field
The utility model relates to a wireless water gauge technical field, concretely relates to wireless teletransmission water gauge of wM-Bus.
Background
Remote information transmission water gauge is one kind and will gather back remote wireless transmission to the host computer through the water flow data of watchcase, thereby can remotely learn every user's water condition, but among the prior art, remote transmission module and data processing unit on the water gauge generally adopt split type wireless communication chip and MCU chip combination, however wireless communication chip cost is higher, and communication chip needs higher operating current, the life of battery has been reduced by a wide margin, and the data interaction between the chip, there are phenomena such as communication delay or data error in great probability, so based on above-mentioned defect, the inventor is based on the way that research improvement ends with the utility model discloses produce.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one technical defect, the utility model provides a following technical scheme:
the wM-Bus wireless remote water meter designed by the application document comprises a meter shell with a fluid channel and a wireless monitoring system arranged on the meter shell; the wireless monitoring system includes:
the flow acquisition module is used for acquiring the flow condition of the fluid passing through the fluid channel;
the power supply module is used for supplying power;
the data processing unit is used for data acquisition and data processing conversion;
the data processing unit comprises a main control module for data processing conversion and a wM-Bus matching circuit in matching communication with the wM-Bus radio module with corresponding frequency;
the flow acquisition module, the power supply module and the wM-Bus matching circuit are respectively connected with the main control module.
According to the wM-Bus wireless remote water meter, the wM-Bus matching circuit comprises an inductor L4, an inductor L5, an inductor L6, a capacitor C25, a capacitor C26, a capacitor C27 and an antenna RF1, one end of the inductor L4 and one end of the inductor L5 are respectively connected with the main control module, the inductor L5, the inductor L6, the capacitor C27 and the antenna RF1 are arranged in series, the other end of the inductor L4 is connected between the capacitor C27 and the antenna RF1, the capacitor C25 and the capacitor C26 are connected in series and then connected with the ground, the capacitor C26 is connected between the inductor L5 and the inductor L6, and the capacitor C25 is connected between the inductor L6 and the capacitor C27.
According to the wM-Bus wireless remote water meter, the wM-Bus matching circuit comprises an inductor L7, an inductor L8, an inductor L9, an inductor L10, a capacitor C28, a capacitor C32, a capacitor C33, a capacitor C34, a capacitor C35 and an antenna RF2, one end of the inductor L7 and one end of the inductor L10 are respectively connected with the main control module, the inductor L7, the inductor L8, the inductor L9, the capacitor C28 and the antenna RF2 are connected in series, and the other end of the inductor L10 is connected between the capacitor C28 and the antenna RF 2; one end of the capacitor C32 is connected between the inductor L10 and the main control module, and the other end of the capacitor C is grounded; one end of the capacitor C33 is connected between the inductor L7 and the inductor L8, and the other end is grounded; one end of the capacitor C34 is connected between the inductor L8 and the inductor L9, and the other end is grounded; one end of the capacitor C35 is connected between the inductor L9 and the capacitor C28, and the other end thereof is grounded.
The wM-Bus wireless remote water meter further comprises an NFC read-write module, and the NFC read-write module is connected with the main control module.
According to the wM-Bus wireless remote water meter, the NFC read-write module comprises a power supply control module and an NFC reader-writer, the power supply control module is connected with the NFC reader-writer, and the NFC reader-writer is connected with the main control module.
The wireless remote water meter of wM-Bus also comprises a liquid crystal display screen, and the liquid crystal display screen is connected with the main control module.
According to the wM-Bus wireless remote water meter, the power supply module comprises a power supply module and a battery power detection module, and the power supply module and the battery power detection module are respectively connected with the main control module.
Compared with the prior art, the utility model discloses a wireless teletransmission water gauge of wM-Bus, beneficial effect is as follows:
the main control module and the wM-Bus radio module are combined to form an integrated data processing unit by integrating the wM-Bus matching circuit with corresponding power and frequency bands on the main control module, so that wireless data transmission is performed with the radio module with corresponding frequency during transmission, the manufacturing cost of the wireless monitoring system module is reduced, the cost of the whole wireless water meter is reduced, the required working current is low, the power consumption is reduced, the service life of a battery of a wireless system is prolonged, and meanwhile, the phenomena of data interaction delay, data errors and the like are avoided.
Drawings
FIG. 1 is a schematic of the overall structure;
FIG. 2 is a master control module;
FIG. 3 is a schematic diagram of a first matching circuit;
FIG. 4 is a schematic diagram of a second matching circuit;
FIG. 5 is a schematic diagram of a flow collection module;
FIG. 6 is a schematic view of a liquid crystal display panel
Fig. 7 is a schematic structural diagram of an NFC read-write module;
fig. 8 is a schematic diagram of a power module configuration.
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 those skilled in the art all belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1-7, the wireless remote water meter of wM-Bus described in this embodiment includes a meter case having a fluid passage and a wireless monitoring system mounted on the meter case; the wireless monitoring system comprises a flow acquisition module 3, a power supply module 6 and a data processing unit 100, wherein the data processing unit 100 comprises a main control module 1 and a wM-Bus matching circuit 2 which is in matching communication with a wM-Bus radio module with corresponding frequency; the flow acquisition module, the power supply module and the wM-Bus matching circuit are respectively connected with the main control module. The system comprises a flow acquisition module, a master control module, a wM-Bus matching circuit, a wireless module, a power supply module, a circuit and a circuit, wherein the flow acquisition module is used for acquiring analog data of fluid flow in a fluid channel, the master control module is used for acquiring the acquired analog data and converting the acquired analog data into digital data, the digital data are transmitted through an antenna of the wM-Bus matching circuit and are matched and received by the wM-Bus wireless module with corresponding frequency for storage and classification of an upper computer, the master control module adopts an MCU chip, the power supply module is used for respectively supplying power to the master control module and the flow acquisition module, the wM-Bus matching circuit can be in two forms, the first form is a circuit which can be matched with a wireless module with a frequency band of 169MHz and a transmission power of 20dBm, the second form is a circuit which can be matched with a wireless module with a frequency band of 868MHz and a transmission power of 14dBm, and one of the circuits can be selected according to actual conditions.
First matching circuit: the wM-Bus matching circuit 2 comprises an inductor L4, an inductor L5, an inductor L6, a capacitor C25, a capacitor C26, a capacitor C27 and an antenna RF1, one end of the inductor L4 and one end of the inductor L5 are connected with the main control module respectively, the inductor L5, the inductor L6, the capacitor C27 and the antenna RF1 are arranged in series, the other end of the inductor L4 is connected between the capacitor C27 and the antenna RF1, the capacitor C25 and the capacitor C26 are connected in series and then connected with the ground, the capacitor C26 is connected between the inductor L5 and the inductor L6, and the capacitor C25 is connected between the inductor L6 and the capacitor C27.
First matching circuit: the wM-Bus matching circuit 2 comprises an inductor L7, an inductor L8, an inductor L9, an inductor L10, a capacitor C28, a capacitor C32, a capacitor C33, a capacitor C34, a capacitor C35 and an antenna RF2, one end of the inductor L7 and one end of the inductor L10 are respectively connected with the main control module, the inductor L7, the inductor L8, the inductor L9, the capacitor C28 and the antenna RF2 are mutually connected in series, and the other end of the inductor L10 is connected between the capacitor C28 and the antenna RF 2; one end of the capacitor C32 is connected between the inductor L10 and the main control module, and the other end of the capacitor C is grounded; one end of the capacitor C33 is connected between the inductor L7 and the inductor L8, and the other end is grounded; one end of the capacitor C34 is connected between the inductor L8 and the inductor L9, and the other end is grounded; one end of the capacitor C35 is connected between the inductor L9 and the capacitor C28, and the other end thereof is grounded.
In the embodiment, the NFC interface further comprises an NFC read-write module 5, wherein the NFC read-write module 5 is connected with the main control module 1; the NFC read-write module comprises a power supply control module 51 and an NFC reader-writer 52, the power supply control module is connected with the NFC reader-writer, and the NFC reader-writer is connected with the main control module. The near-end communication is realized, and the special mobile phone APP is matched, so that the parameter setting is convenient and fast.
In this embodiment, the system further comprises a liquid crystal display screen 4, wherein the liquid crystal display screen 4 is connected with the main control module 1, and the liquid crystal display screen is used for displaying corresponding parameters and running modes.
In this embodiment, the power module 6 includes a power supply module 61 and a battery power detection module 62, the power supply module and the battery power detection module are respectively connected to the main control module, the power supply module 61 and the battery power detection module 61 are respectively connected to the battery, and the battery power detection module 61 is used for transmitting the power information of the battery to the main control module and displaying the power information by the liquid crystal display 4.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A wireless telemetering water meter of wM-Bus is characterized by comprising a meter shell with a fluid passage and a wireless monitoring system arranged on the meter shell; the wireless monitoring system includes:
the flow acquisition module is used for acquiring the flow condition of the fluid passing through the fluid channel;
the power supply module is used for supplying power;
the data processing unit is used for data acquisition and data processing conversion;
the data processing unit comprises a main control module for data processing conversion and a wM-Bus matching circuit in matching communication with the wM-Bus radio module with corresponding frequency;
the flow acquisition module, the power supply module and the wM-Bus matching circuit are respectively connected with the main control module.
2. The wM-Bus wireless remote water meter according to claim 1, wherein the wM-Bus matching circuit comprises an inductor L4, an inductor L5, an inductor L6, a capacitor C25, a capacitor C26, a capacitor C27 and an antenna RF1, one end of the inductor L4 and one end of the inductor L5 are respectively connected to the main control module, the inductor L5, the inductor L6, the capacitor C27 and the antenna RF1 are arranged in series, the other end of the inductor L4 is connected between the capacitor C27 and the antenna RF1, the capacitor C25 and the capacitor C26 are connected in series and then connected to ground, the capacitor C26 is connected between the inductor L5 and the inductor L6, and the capacitor C25 is connected between the inductor L6 and the capacitor C27.
3. The wM-Bus wireless remote water meter according to claim 1, wherein the wM-Bus matching circuit comprises an inductor L7, an inductor L8, an inductor L9, an inductor L10, a capacitor C28, a capacitor C32, a capacitor C33, a capacitor C34, a capacitor C35 and an antenna RF2, one end of the inductor L7 and one end of the inductor L10 are respectively connected with the main control module, the inductor L7, the inductor L8, the inductor L9, the capacitor C28 and the antenna RF2 are connected in series with each other, and the other end of the inductor L10 is connected between the capacitor C28 and the antenna RF 2; one end of the capacitor C32 is connected between the inductor L10 and the main control module, and the other end of the capacitor C is grounded; one end of the capacitor C33 is connected between the inductor L7 and the inductor L8, and the other end is grounded; one end of the capacitor C34 is connected between the inductor L8 and the inductor L9, and the other end is grounded; one end of the capacitor C35 is connected between the inductor L9 and the capacitor C28, and the other end thereof is grounded.
4. The wM-Bus wireless remote water meter according to claim 1, further comprising an NFC read-write module, wherein the NFC read-write module is connected to the main control module.
5. The wM-Bus wireless remote water meter according to claim 4, wherein the NFC read-write module comprises a power supply control module and an NFC reader-writer, the power supply control module is connected with the NFC reader-writer, and the NFC reader-writer is connected with the main control module.
6. The wM-Bus wireless remote water meter of claim 1, further comprising a liquid crystal display, wherein the liquid crystal display is connected to the master control module.
7. The wM-Bus wireless remote water meter according to any one of claims 1 to 6, wherein the power module comprises a power supply module and a battery level detection module, and the power supply module and the battery level detection module are respectively connected with the main control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222640535.8U CN218270916U (en) | 2022-10-09 | 2022-10-09 | wM-Bus wireless remote water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222640535.8U CN218270916U (en) | 2022-10-09 | 2022-10-09 | wM-Bus wireless remote water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218270916U true CN218270916U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222640535.8U Active CN218270916U (en) | 2022-10-09 | 2022-10-09 | wM-Bus wireless remote water meter |
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| Country | Link |
|---|---|
| CN (1) | CN218270916U (en) |
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- 2022-10-09 CN CN202222640535.8U patent/CN218270916U/en active Active
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