CN207070065U - A kind of power communication interface switching device for carrying RS485 water meter power supplys - Google Patents
A kind of power communication interface switching device for carrying RS485 water meter power supplys Download PDFInfo
- Publication number
- CN207070065U CN207070065U CN201720997590.9U CN201720997590U CN207070065U CN 207070065 U CN207070065 U CN 207070065U CN 201720997590 U CN201720997590 U CN 201720997590U CN 207070065 U CN207070065 U CN 207070065U
- Authority
- CN
- China
- Prior art keywords
- water meter
- power
- power supply
- communication interface
- micro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a kind of power communication interface switching device for carrying RS485 water meter power supplys, including power supply, bleeder circuit, micro-chip processor, RS485 communication modules, uplink communication module, water meter power supply unit, the input of RS485 communication modules and the RS485 interfaces of water meter connect；The output end of RS485 communication modules electrically connects with micro-chip processor；The input and power electric connection of bleeder circuit；The output end of bleeder circuit electrically connects with micro-chip processor；The input and power electric connection of water meter power supply unit；The control terminal of water meter power supply unit electrically connects with micro-chip processor；The output end of water meter power supply unit electrically connects with the outer power supply source interface of water meter；Uplink communication module is uploaded the data that power communication interface convertor is collected, and the input of uplink communication module electrically connects with micro-chip processor.When the utility model carries out meter reading to RS485 water meters, without extra connection 12V power supplys, the hsrdware requirements to RS485 water meter readings are reduced, simplify workflow, add operating efficiency.
Description
Technical field
Power communication interface switching device field is the utility model is related to, water meter power supply is carried more particularly, to one kind
Power communication interface switching device.
Background technology
In water supply industry, RS485 water meters need external 12V power supplys.Water meter reading device is with 12V power supplys, in meter reading
When can copy reading need the water meters of external 12V power supplys.But power communication interface switching device is no external power supply in power industry
, therefore power communication interface convertor can not direct copy reading RS485 water meters.It is to also need to additionally connect in copy reading RS485 water meters
12V power supplys, make troubles to meter reading.
Utility model content
The defects of the utility model is overcome between above-mentioned existing power communication interface switching device and RS485 water meters,
A kind of new power communication interface switching device for carrying water meter power supply is provided, meter reading directly can be carried out to RS485 water meters.
In order to solve the above technical problems, the technical solution of the utility model is as follows：
A kind of power communication interface switching device for carrying RS485 water meter power supplys, described power communication interface conversion dress
Put including power supply, bleeder circuit, micro-chip processor, RS485 communication modules, uplink communication module, water meter power supply unit, wherein,
The input of described RS485 communication modules and the RS485 interfaces of water meter connect；
The output end of described RS485 communication modules electrically connects with micro-chip processor；
The input and power electric connection of described bleeder circuit；
The output end of described bleeder circuit electrically connects with micro-chip processor；
The input and power electric connection of described water meter power supply unit；
The control terminal of described water meter power supply unit electrically connects with micro-chip processor；
The output end of described water meter power supply unit electrically connects with the outer power supply source interface of water meter；
Described power supply is powered to power communication interface switching device；
Described uplink communication module is uploaded the data that power communication interface convertor is collected, uplink communication module
Input electrically connected with micro-chip processor.
Utility model works flow：
Power supply is powered by bleeder circuit to micro-chip processor, and power supply is also entered by water meter power supply unit to RS485 water meters
Row power supply.Meanwhile the RS485 interfaces of RS485 communication modules and water meter are connected, and meter reading data is transmitted to micro-chip processor.It is micro-
Meter reading data is uploaded data by process chip by uplink communication module, completes the meter reading action to RS4854 water meters.
In a kind of preferable scheme, described power communication interface switching device also includes MBUS communication modules, described
The inputs of MBUS communication modules electrically connected with micro-chip processor.MBUS communication modules are used to move gas meter, flow meter progress meter reading
Make.
In a kind of preferable scheme, described water meter power supply unit includes relay, transformer and antioverloading circuit, its
In,
Control terminal of the control terminal of described relay as water meter power supply unit, control terminal and the microprocessor core of relay
Piece electrically connects；
Input of the input of described relay as water meter power supply unit, input and the power supply of relay are electrically connected
Connect；
The output end of described relay electrically connects with the input of transformer；
The output end of described transformer electrically connects with the input of antioverloading circuit；
Output end of the output end of described antioverloading circuit as water meter power supply unit, the output end of antioverloading circuit with
The outer power supply source interface electrical connection of water meter.
Micro-chip processor control relay, when power communication interface switching device is connected with RS485 water meters, start relay
Device so that power supply produces 12V power voltage supplies by transformer.Antioverloading circuit is used to prevent electric caused by water meter power supply unit
Height is flowed through, causes to overload.
In a kind of preferable scheme, the uplink communication module of described power communication interface switching device is carrier communication
Module or serial ports turn 4G modules.Carrier communication module or serial ports turn 4G modules and are adapted to different scenes so that power communication
Interface switching device has higher applicability.
In a kind of preferable scheme, described power communication interface switching device also includes LCD display, described
The input of LCD display electrically connects with micro-chip processor.LCD display is used to show power communication interface switching device pair
The meter reading data of RS485 water meters.
In a kind of preferable scheme, described power communication interface switching device also includes data storage card, described
The input of data storage card electrically connects with micro-chip processor.Data storage card is used to store power communication interface switching device pair
The meter reading data of RS485 water meters.
In a kind of preferable scheme, described micro-chip processor is single-chip microcomputer.
Compared with prior art, the beneficial effect of technical solutions of the utility model is：
When carrying out meter reading to RS485 water meters, without extra connection 12V power supplys, the hardware to RS485 water meter readings is reduced
Demand, workflow is simplified, add operating efficiency.
Brief description of the drawings
Fig. 1 is the structure chart of embodiment 1.
Fig. 2 is the structure chart of embodiment 2.
Fig. 3 is water meter power supply unit structure connection figure.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent；
In order to more preferably illustrate the present embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent actual product
Size；
To those skilled in the art, it is to be appreciated that some known features and its explanation, which may be omitted, in accompanying drawing
's.
The technical solution of the utility model is described further with reference to the accompanying drawings and examples.
Embodiment 1
As shown in figure 1, a kind of power communication interface switching device for carrying RS485 water meter power supplys, including power supply, partial pressure electricity
Road, single-chip microcomputer, RS485 communication modules, serial ports turn 4G modules, water meter power supply unit, MBUS communication modules, LCD display sum
According to storage card, wherein,
The input of RS485 communication modules is connected with the RS485 interfaces of RS485 water meters；
The output end of RS485 communication modules and monolithic mechatronics；
The input and power electric connection of bleeder circuit；
The output end of bleeder circuit and monolithic mechatronics；
The input and power electric connection of water meter power supply unit；
The control terminal of water meter power supply unit and monolithic mechatronics；
The output end of water meter power supply unit electrically connects with the outer power supply source interface of RS485 water meters；
Power supply is powered to power communication interface switching device；
Serial ports turns 4G modules and is uploaded the data that power communication interface convertor is collected, and serial ports turns the input of 4G modules
End and monolithic mechatronics；
The input of MBUS communication modules and monolithic mechatronics；
The input of LCD display and monolithic mechatronics；
The input of data storage card and monolithic mechatronics.
As shown in figure 3, water meter power supply unit includes relay, transformer and antioverloading circuit, wherein,
Control terminal of the control terminal of relay as water meter power supply unit, control terminal and the monolithic mechatronics of relay；
Input of the input of relay as water meter power supply unit, the input and power electric connection of relay；
The output end of relay electrically connects with the input of transformer；
The output end of transformer electrically connects with the input of antioverloading circuit；
Output end of the output end of antioverloading circuit as water meter power supply unit, the output end and RS485 of antioverloading circuit
The outer power supply source interface electrical connection of water meter.
The workflow of embodiment 1：
When embodiment 1 is attached with RS485 water meters, power supply is powered by bleeder circuit to single-chip microcomputer, single-chip microcomputer control
Relay is turned on, and power supply is powered by transformer to RS485 water meters.Meanwhile the RS485 of RS485 communication modules and water meter
Interface connects, and will copy the data transfer of water meter to single-chip microcomputer.Meter reading data is turned 4G modules by serial ports and uploads data by single-chip microcomputer,
And show meter reading data by LCD display, it is stored in data storage card, so as to which the meter reading completed to RS4854 water meters is moved
Make.
When embodiment 1 is attached with gas meter, flow meter, power supply is powered by bleeder circuit to single-chip microcomputer, single-chip microcomputer control relay
Device disconnects, and water meter power supply unit does not work.MBUS communication modules are connected with MUBS buses, will copy the data transfer of gas meter, flow meter to list
Piece machine.Meter reading data is turned 4G modules by serial ports and uploads data by single-chip microcomputer, and meter reading data is shown by LCD display,
It is stored in data storage card, so as to complete the meter reading action to gas meter, flow meter.
Embodiment 2
As shown in Fig. 2 a kind of power communication interface switching device for carrying RS485 water meter power supplys, including power supply, partial pressure electricity
Road, single-chip microcomputer, RS485 communication modules, carrier communication module, water meter power supply unit, MBUS communication modules, LCD display sum
According to storage card, wherein,
The input of RS485 communication modules is connected with the RS485 interfaces of RS485 water meters；
The output end of RS485 communication modules and monolithic mechatronics；
The input and power electric connection of bleeder circuit；
The output end of bleeder circuit and monolithic mechatronics；
The input and power electric connection of water meter power supply unit；
The control terminal of water meter power supply unit and monolithic mechatronics；
The output end of water meter power supply unit electrically connects with the outer power supply source interface of RS485 water meters；
Power supply is powered to power communication interface switching device；
Carrier communication module is uploaded the data that power communication interface convertor is collected, carrier communication module and monolithic
Mechatronics；
The input of MBUS communication modules and monolithic mechatronics；
The input of LCD display and monolithic mechatronics；
The input of data storage card and monolithic mechatronics.
As shown in figure 3, water meter power supply unit includes relay, transformer and antioverloading circuit, wherein,
Control terminal of the control terminal of relay as water meter power supply unit, control terminal and the monolithic mechatronics of relay；
Input of the input of relay as water meter power supply unit, the input and power electric connection of relay；
The output end of relay electrically connects with the input of transformer；
The output end of transformer electrically connects with the input of antioverloading circuit；
Output end of the output end of antioverloading circuit as water meter power supply unit, the output end and RS485 of antioverloading circuit
The outer power supply source interface electrical connection of water meter.
The workflow of embodiment 2：
When embodiment 2 is attached with RS485 water meters, power supply is powered by bleeder circuit to single-chip microcomputer, single-chip microcomputer control
Relay is turned on, and power supply is powered by transformer to RS485 water meters.Meanwhile the RS485 of RS485 communication modules and water meter
Interface connects, and will copy the data transfer of water meter to single-chip microcomputer.Meter reading data is uploaded data by single-chip microcomputer by carrier communication module,
And show meter reading data by LCD display, it is stored in data storage card, so as to which the meter reading completed to RS4854 water meters is moved
Make.
When embodiment 2 is attached with gas meter, flow meter, power supply is powered by bleeder circuit to single-chip microcomputer, single-chip microcomputer control relay
Device disconnects, and water meter power supply unit does not work.MBUS communication modules are connected with MUBS buses, will copy the data transfer of gas meter, flow meter to list
Piece machine.Meter reading data is uploaded data by single-chip microcomputer by carrier communication module, and meter reading data is shown by LCD display,
It is stored in data storage card, so as to complete the meter reading action to gas meter, flow meter.
Embodiment contrasts：
Embodiment 1 is more suitable for the scene that surrounding environment is not suitable for cabling, and high speed number is carried out by way of 4G transmission
According to transmission.
Embodiment 2 is more suitable for around the scene of cabling, or the scene of shadow effect be present, is led to by carrier wave
The mode of letter carries out data transmission.
Same or analogous label corresponds to same or analogous part；
Term the being given for example only property explanation of position relationship described in accompanying drawing, it is impossible to be interpreted as the limitation to this patent；
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., should be included in
Within the protection domain of the utility model claims.
Claims (10)
1. a kind of power communication interface switching device for carrying RS485 water meter power supplys, it is characterised in that described power communication connects
Mouth conversion equipment includes power supply, bleeder circuit, micro-chip processor, RS485 communication modules, uplink communication module, water meter power supply list
Member, wherein,
The input of described RS485 communication modules and the RS485 interfaces of water meter connect；
The output end of described RS485 communication modules electrically connects with micro-chip processor；
The input and power electric connection of described bleeder circuit；
The output end of described bleeder circuit electrically connects with micro-chip processor；
The input and power electric connection of described water meter power supply unit；
The control terminal of described water meter power supply unit electrically connects with micro-chip processor；
The output end of described water meter power supply unit electrically connects with the outer power supply source interface of water meter；
Described power supply is powered to power communication interface switching device；
Described uplink communication module is uploaded the data that power communication interface convertor is collected, uplink communication module it is defeated
Enter end to electrically connect with micro-chip processor.
2. power communication interface switching device according to claim 1, it is characterised in that described power communication interface turns
Changing device also includes MBUS communication modules, and the input of described MBUS communication modules electrically connects with micro-chip processor.
3. power communication interface switching device according to claim 1 or 2, it is characterised in that described water meter power supply is single
Member includes relay, transformer and antioverloading circuit, wherein,
Control terminal of the control terminal of described relay as water meter power supply unit, control terminal and the micro-chip processor electricity of relay
Connection；
Input of the input of described relay as water meter power supply unit, the input and power electric connection of relay；
The output end of described relay electrically connects with the input of transformer；
The output end of described transformer electrically connects with the input of antioverloading circuit；
Output end of the output end of described antioverloading circuit as water meter power supply unit, the output end and water meter of antioverloading circuit
Outer power supply source interface electrical connection.
4. power communication interface switching device according to claim 3, it is characterised in that described power communication interface turns
The uplink communication module of changing device is that carrier communication module or serial ports turn 4G modules.
5. power communication interface switching device according to claim 1 or 2, it is characterised in that described power communication connects
The uplink communication module of mouth conversion equipment is that carrier communication module or serial ports turn 4G modules.
6. according to the power communication interface switching device described in claim 1,2 or 4, it is characterised in that described power communication
Interface switching device also includes LCD display, and the output end of described LCD display electrically connects with micro-chip processor.
7. power communication interface switching device according to claim 3, it is characterised in that described power communication interface turns
Changing device also includes LCD display, and the output end of described LCD display electrically connects with micro-chip processor.
8. power communication interface switching device according to claim 5, it is characterised in that described power communication interface turns
Changing device also includes LCD display, and the input of described LCD display electrically connects with micro-chip processor.
9. power communication interface switching device according to claim 6, it is characterised in that described power communication interface turns
Changing device also includes data storage card, and the input of described data storage card electrically connects with micro-chip processor.
10. according to the power communication interface switching device described in claim 1,2,4,7,8 or 9, it is characterised in that described is micro-
Process chip is single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997590.9U CN207070065U (en) | 2017-08-10 | 2017-08-10 | A kind of power communication interface switching device for carrying RS485 water meter power supplys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997590.9U CN207070065U (en) | 2017-08-10 | 2017-08-10 | A kind of power communication interface switching device for carrying RS485 water meter power supplys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207070065U true CN207070065U (en) | 2018-03-02 |
Family
ID=61520457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720997590.9U Active CN207070065U (en) | 2017-08-10 | 2017-08-10 | A kind of power communication interface switching device for carrying RS485 water meter power supplys |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207070065U (en) |
-
2017
- 2017-08-10 CN CN201720997590.9U patent/CN207070065U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203070010U (en) | Multifunctional board card used for flexible AC power transmission apparatus | |
| CN206146465U (en) | Box transformer monitoring device | |
| CN207070065U (en) | A kind of power communication interface switching device for carrying RS485 water meter power supplys | |
| CN103424649A (en) | Energy efficiency acquisition terminal | |
| CN103246258B (en) | Welding machine power supply control system adopting power line carrier networking technology | |
| CN203260124U (en) | Intelligent gas meter system with long-distance top-up and pre-payment functions | |
| CN204012833U (en) | A kind of charging pile control system | |
| CN206906476U (en) | Intelligent electric energy meter | |
| CN202189463U (en) | M-bus host of collector | |
| CN202974434U (en) | Ultraviolet intensity detection wireless sensor | |
| CN207008636U (en) | A kind of microcircuit IC read head radio systems | |
| CN202495140U (en) | Intelligent electric-meter remote control device based on internet of things for | |
| CN102568107B (en) | Electric energy charging and query methods | |
| CN207066526U (en) | A kind of Internet of Things water meter device | |
| CN207337391U (en) | A kind of data collector | |
| CN205451747U (en) | LED display screen system based on power line carrier | |
| CN201788584U (en) | Remote management device for large consumer electricity meters | |
| CN204472587U (en) | The battery-driven car speed of a motor vehicle and battery monitor system | |
| CN202535406U (en) | Interface conversion module based on broadband carrier communication | |
| CN203192363U (en) | LED detection device having wireless control system | |
| CN206020486U (en) | A kind of intelligent three-phase ammeter of modularized design | |
| CN208607728U (en) | A kind of Intelligent cargo cabinet data concentrator circuit | |
| CN205861765U (en) | A kind of three-phase kilowatt-hour meter with LoRa communication module | |
| CN209274540U (en) | A kind of electric machine controller device of integrating whole automobile control and DCDC | |
| CN208705415U (en) | A kind of In the distribution system of low voltage efficiency intelligent detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |