CN104064013B - Wireless meter reading equipment - Google Patents
Wireless meter reading equipment Download PDFInfo
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- CN104064013B CN104064013B CN201410311246.0A CN201410311246A CN104064013B CN 104064013 B CN104064013 B CN 104064013B CN 201410311246 A CN201410311246 A CN 201410311246A CN 104064013 B CN104064013 B CN 104064013B
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- back box
- bus
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- meter reading
- circuit board
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Abstract
The invention discloses a kind of wireless meter reading equipment, it is connected by M_BUS buses with water meter, passes through radio frequency signal and outside meter reading equipment wireless connection, including circuit board, back box, panel and shutter；Circuit board is placed in back box, and back box is placed within the walls, and panel cover is fixed in back box by screw with back box, and shutter is covered on panel；Circuit board is provided with M_BUS communication modules, single-chip microcomputer, memory module, wireless communication module and power module.Compared with prior art; the present invention uses the structure design of terminal box; can effective protection circuit plate; appearance is succinctly attractive in appearance after embedded wall; and the present invention bus water meter can be wirelessly connected with meter reading equipment there is provided a construction it is simple, easy to maintenance, reliably efficiently concentrate meter reading system.
Description
Technical field
The present invention relates to a kind of wireless meter reading equipment, belong to water meter industry reading technique field.
Background technology
M_BUS buses are with its simple in construction, strong interference immunity, high reliability in all kinds of instrument or relevant apparatus
It is widely used in energy consumption class intelligent management system.The water meter reading system connected based on M_BUS buses typically has hand
Copying must be by bus water meter between building in machine meter reading and collector automatic data logging two ways, collector automatic data logging mode
Connected by physical circuit mode, the maintenance and management of circuit is more complicated, and construction wiring or maintenance are all present necessarily
Difficulty.In write by hand machine meter reading method based on M_BUS buses, general each unit sets a meter reading point, by hand during meter reading
Copy machine to be connected with meter reading point by connecting line, complete the meter reading operation of each family water meter of a unit, there is also artificial for this mode
Efficiency is low, pretermission the problems such as.
The content of the invention
Goal of the invention：For above-mentioned technical problem, present invention offer is a kind of to turn M_BUS signals the communication of wireless signal
Equipment so that the water meter in each M_BUS buses is connected by communication with outside meter reading equipment, is eliminated between building
The trouble of construction wiring, and being capable of fast and reliable ground centralized automatic meter-reading.
Technical scheme：For achieving the above object, the technical solution adopted by the present invention is as follows：
A kind of wireless meter reading equipment, provided with a M_BUS EBI, is connected by M_BUS buses with bus water meter,
Pass through radio frequency signal and outside meter reading equipment wireless connection, including circuit board, back box, panel and shutter；Circuit board is put
In in back box, back box is placed within the walls, and panel cover is fixed in back box by screw with back box, and shutter is covered on panel；Circuit
Plate is provided with M_BUS communication modules, single-chip microcomputer, memory module, wireless communication module and power module；M_BUS communication modules with
M_BUS buses are connected, the conversion between digital logic signal for realizing the electric signal and low and high level in M_BUS buses；
Wireless communication module, the conversion of digital logic signal and radio frequency signal for realizing low and high level；M_BUS communication modules
And wireless communication module is connected with single-chip microcomputer by serial ports.
Wireless meter reading equipment can be arranged in the wall near at each unit water pump composite, when outside meter reading equipment is issued
When meter reading is instructed, the wireless communication module on circuit board, which is received, to be changed into data signal and passes to single-chip microcomputer after wireless signal, single
Instruction is transmitted to M_BUS communication modules by piece machine again, and water meter is handed down to by M_BUS buses, and water meter is by M_BUS buses by water meter
Information transmission is to M_BUS communication modules, and M_BUS communication modules are converted into after data signal being input to single-chip microcomputer, and single-chip microcomputer again will
Information is transmitted to wireless communication module, and information is fed back to outside meter reading equipment by wireless communication module by radio frequency signal.
Further, in order to which the good appearance of wireless meter reading equipment is general, the back box of wireless meter reading equipment is in 86 boxes, box
Settable dividing plate, can preferably fix circuit board and battery.
Further, RS232 the or RS485 interfaces for the connection of write by hand machine can be also provided with circuit board, when wireless signal not
When good or wireless communication module is abnormal, the machine-readable table of write by hand can be accessed.
Beneficial effect：Compared with prior art, the wireless meter reading equipment that the present invention is provided can be by M_BUS bus water meters
Wirelessly it is connected with meter reading equipment, using the teaching of the invention it is possible to provide a construction is simple, easy to maintenance, reliable efficiently concentration meter reading system
System.Wireless meter reading equipment uses the structure design of terminal box, can effectively protection circuit plate, and be embedded in appearance concise beauty after wall
See.
Brief description of the drawings
Fig. 1 is application networking diagram of the invention；
Fig. 2 is the structural representation of the embodiment of the present invention；
Fig. 3 is the structural representation of the back box of the embodiment of the present invention；
Fig. 4 is the circuit block diagram of the embodiment of the present invention；
Fig. 5 is the single-chip machine information process chart of the embodiment of the present invention.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples：
As shown in figure 1, a kind of application scenarios for wireless meter reading equipment that the present invention is provided, some groups of bus water meters pass through
M_BUS buses are connected, and a wireless meter reading equipment is connected in the M_BUS buses of every group of water meter, and wireless meter reading equipment is read with outside
Table equipment, such as wireless write by hand machine or wireless collection device, are connected, wireless meter reading equipment realizes signal by radio frequency signal
Conversion and the function of route.
As shown in Figures 2 and 3, present embodiment discloses a kind of wireless meter reading equipment, the He of the first dividing plate 51 is provided with back box 5
Perpendicular to the second partition 52 of the first dividing plate 51,5 points by back box of the first dividing plate 51 is to be housed for placing the circuit board of circuit board 2
Space 21 and the battery containing space 11 for placing battery 1, circuit board 2 are provided with neck, and the height of second partition 52 is smaller
In the height of neck, circuit board 2 is placed in circuit board accommodation space 21, and neck is stuck on second partition 52, is preferably fixed on
In back box 5.Back box 5 is provided with line through hole 10 on the outer wall of the side of circuit board accommodation space 21.Back box 5 is placed within the walls during installation,
Panel 6 is covered in back box 5, and the screw fixing hole 8 on panel 6 is alignd with the screw fixing hole 4 in back box 5, is screwed,
Back box 5 and panel 6 are fixed on wall by the wall screw hole 9 on panel 6, shutter 7 is covered on panel 6.Circuit board 2
It is provided with M_BUS communication modules, single-chip microcomputer, memory module, wireless communication module and power module.
As shown in figure 4, M_BUS communication modules 101 are connected by M_BUS EBIs with the water meter in M_BUS buses, M_
BUS communication modules 101 are connected with single-chip microcomputer 102 by serial ports；Wireless communication module 104 is connected with single-chip microcomputer 102 by serial ports,
Wireless communication module 104 and outside kilowatt meter recorder wireless connection；Memory module 103 is connected with single-chip microcomputer 102, M_BUS communication moulds
Block 101, single-chip microcomputer 102, memory module 103 and wireless communication module 104 are connected with power module 105.M_BUS communication moulds
Block 101 is used to realize the conversion between the digital logic signal of the electric signal and low and high level in M_BUS buses, single-chip microcomputer 102
For for realizing data operation and the chip microprocessor of control, chip MSP430F149 can be used, wireless communication module 104 can
Using APC240F integration modules, the conversion of digital logic signal and radio frequency signal for realizing low and high level.Store mould
Block 103 can use AT24LC256/ACLV2556 memories, store all on this wireless meter reading equipment and same M_BUS buses
The facility information and wireless routing information of water meter.
Wireless write by hand machine or wireless collection device launch nothing by way of specifying wireless meter reading equipment meter reading or broadcast meter reading
Line signal, the wireless communication module 104 of wireless meter reading equipment detects after wireless signal that wireless signal is changed into data signal is defeated
Enter single-chip microcomputer 102, single-chip microcomputer 102 carries out data analysis, and specific handling process is shown in Fig. 5, i.e.,：Single-chip microcomputer 102 is from radio communication mold
Block 104 receives a frame data, judges whether it is meter reading order, if meter reading order, then judge that order destination address is
The address of this meter reading point, if the address of this meter reading point or broadcast address are then by M_BUS buses to all water in bus
Table issues meter reading instruction.Water meter is received after meter reading instruction, is sent the continuous data of water meter and status information by M_BUS buses
To M_BUS communication modules 101, it is converted into after data signal being input to single-chip microcomputer 102 again, single-chip microcomputer 102 is collected into water meter feedback
Information after meter reading instruction fed back information to by wireless communication module 104 again issue equipment, i.e., wireless write by hand machine or wireless
Collector.
It is usually manual type triggering meter reading instruction for wireless write by hand machine, is grasped for the meter reading of wireless collection device clocked flip
Make, such as 2 minutes once.
Wireless meter reading equipment can also dynamically extend the number of water meter, when newly one water meter of access in bus, can be with
The facility information of newly-increased water meter is write by wireless instructions.
A RS232 or RS485 interface for the connection of write by hand machine is also set up on the circuit board of wireless meter reading equipment, when wireless
When poor signal or abnormal wireless device, it is easy to write by hand machine to access meter reading by wired connection.
The wireless working frequency of wireless meter reading equipment can be 470MHz to 510MHz, and each wireless meter reading equipment can lead to
Cross M_BUS buses and connect 1 to 150 bus water meter.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, the replacement or improvement made also should be regarded as protection scope of the present invention.
Claims (3)
1. a kind of wireless meter reading equipment, provided with a M_BUS EBI, is connected, its feature exists by M_BUS buses with water meter
In the wireless meter reading equipment includes circuit board, back box, panel and shutter；
The circuit board is placed in the back box, and panel cover is fixed in back box by screw with back box, and shutter is covered in panel
On；
The circuit board is provided with M_BUS communication modules, single-chip microcomputer, memory module, wireless communication module and power module；
The M_BUS communication modules are connected by M_BUS EBIs with the water meter in M_BUS buses, the M_BUS communications mould
Block is connected with the single-chip microcomputer by serial ports；
The wireless communication module is connected with the single-chip microcomputer by serial ports, the wireless communication module and outside kilowatt meter recorder without
Line is connected；
The memory module is connected with single-chip microcomputer, the M_BUS communication modules, single-chip microcomputer, memory module and radio communication mold
Block is connected with power module；
The first dividing plate is provided with the back box, back box is divided into circuit board accommodation space and battery containing space, the circuit of back box
The second partition perpendicular to the first dividing plate is provided with plate accommodation space, the circuit board is provided with neck, and circuit board is placed in circuit
When in plate accommodation space, neck is stuck on second partition, and the back box is provided with line on the outer wall of circuit board accommodation space side
Through hole；
The back box is 86 boxes.
2. wireless meter reading equipment as claimed in claim 1, it is characterised in that one is additionally provided with the circuit board for outside reading
RS232 the or RS485 interfaces of table equipment connection.
3. wireless meter reading equipment as claimed in claim 1, it is characterised in that the wireless working frequency of the wireless communication module
For 470MHz to 510MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410311246.0A CN104064013B (en) | 2014-07-01 | 2014-07-01 | Wireless meter reading equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410311246.0A CN104064013B (en) | 2014-07-01 | 2014-07-01 | Wireless meter reading equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104064013A CN104064013A (en) | 2014-09-24 |
| CN104064013B true CN104064013B (en) | 2017-10-27 |
Family
ID=51551700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410311246.0A Active CN104064013B (en) | 2014-07-01 | 2014-07-01 | Wireless meter reading equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104064013B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097692A (en) * | 2016-08-17 | 2016-11-09 | 北京通宇泰克科技股份有限公司 | Multistage communication external connection box |
| CN111207785A (en) * | 2020-01-10 | 2020-05-29 | 北京建维节能技术有限公司 | Battery type sensor easy to install |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2225011C2 (en) * | 2002-05-27 | 2004-02-27 | ООО Научно-производственная фирма "Южно-Российский информационный центр" | Method of centralized remote control over process of supply of electric energy |
| CN1588472A (en) * | 2004-07-19 | 2005-03-02 | 杭州利尔达单片机技术有限公司 | Remote data meter recording system |
| CN2811948Y (en) * | 2005-02-05 | 2006-08-30 | 上海自来水市北科技有限公司 | Wireless remote meter reading system |
| CN102467812A (en) * | 2010-11-12 | 2012-05-23 | 深圳市兴源仪表科技有限公司 | Method and system for collecting measurement data in concentrated copy mode |
| CN202261366U (en) * | 2011-09-28 | 2012-05-30 | 湖南远控能源科技有限公司 | Multifunctional communication gateway collector |
| CN202586007U (en) * | 2012-05-25 | 2012-12-05 | 湖南威铭能源科技有限公司 | Manual wiring device used for meter reading |
| CN204029132U (en) * | 2014-07-01 | 2014-12-17 | 江苏赛达电子科技有限公司 | Wireless meter reading equipment |
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2014
- 2014-07-01 CN CN201410311246.0A patent/CN104064013B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104064013A (en) | 2014-09-24 |
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