CN204029132U - Wireless meter reading equipment - Google Patents
Wireless meter reading equipment Download PDFInfo
- Publication number
- CN204029132U CN204029132U CN201420361187.3U CN201420361187U CN204029132U CN 204029132 U CN204029132 U CN 204029132U CN 201420361187 U CN201420361187 U CN 201420361187U CN 204029132 U CN204029132 U CN 204029132U
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- bus
- meter reading
- wireless
- circuit board
- communication module
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of wireless meter reading equipment, be connected with water meter by M_BUS bus, by radio frequency signal and the wireless connections of outside meter reading equipment, comprise circuit board, end box, panel and shutter; Circuit board is placed in end box, and end box is placed within the walls, and panel cover, on end box, is fixed by screw and end box, and shutter covers on panel; Circuit board is provided with M_BUS communication module, single-chip microcomputer, memory module, wireless communication module and power module.Compared with prior art; the utility model adopts the structural design of terminal box; effectively holding circuit plate; after being inserted in wall, appearance is succinctly attractive in appearance; and the utility model can be by water meter processed bus by wireless mode and meter reading equipment connection, provide construction simple, easy to maintenance, reliably concentrate efficiently meter reading system.
Description
Technical field
The utility model relates to a kind of wireless meter reading equipment, belongs to water meter industry reading technique field.
Background technology
M_BUS bus is simple in structure with it, strong interference immunity, high reliability are widely used in the energy consumption class intelligent management system of all kinds of instrument or relevant apparatus.The water meter reading system connecting based on M_BUS bus generally has write by hand machine to check meter and two kinds of modes of collector automatic data logging, in collector automatic data logging mode, between building, water meter processed bus must be coupled together by physical circuit mode, the maintenance and management more complicated of circuit, and construction is connected up or maintenance all exists certain difficulty.In write by hand machine meter reading method based on M_BUS bus, general each unit arranges a meter reading point, while checking meter, write by hand machine being connected with meter reading point by connecting line, completing the meter reading operation of each family, unit water meter, also there is the problems such as man efficiency is low, leakage is copied in this mode.
Utility model content
Utility model object: for above-mentioned technical matters, the utility model provides a kind of communication facilities that M_BUS signal can be turned to wireless signal, make water meter in each M_BUS bus by communication and outside meter reading equipment connection, remove the trouble of construction wiring between building from, and can fast and reliable ground centralized automatic meter-reading.
Technical scheme: for realizing above-mentioned utility model object, the technical solution adopted in the utility model is as follows:
A kind of wireless meter reading equipment, is provided with a M_BUS bus interface, is connected by M_BUS bus and bus water meter processed, by radio frequency signal and the wireless connections of outside meter reading equipment, comprises circuit board, end box, panel and shutter; Circuit board is placed in end box, and end box is placed within the walls, and panel cover, on end box, is fixed by screw and end box, and shutter covers on panel; Circuit board is provided with M_BUS communication module, single-chip microcomputer, memory module, wireless communication module and power module; M_BUS communication module is connected with M_BUS bus, for realizing the conversion between electric signal and the digital logic signal of low and high level in M_BUS bus; Wireless communication module, for realizing the conversion of digital logic signal and radio frequency signal of low and high level; M_BUS communication module and wireless communication module are all connected by serial ports with single-chip microcomputer.
Wireless meter reading equipment can be arranged near wall water meter installation place, each unit, in the time that outside meter reading equipment issues meter reading instruction, wireless communication module on circuit board changes into digital signal transfers to single-chip microcomputer after receiving wireless signal, M_BUS communication module passed to instruction again by single-chip microcomputer, be handed down to water meter by M_BUS bus, water meter is delivered to M_BUS communication module by M_BUS bus by water meter information, M_BUS communication module is input to single-chip microcomputer after converting digital signal to, single-chip microcomputer is passed to wireless communication module by information again, wireless communication module is crossed radio frequency signal by information exchange and is fed back to outside meter reading equipment.
Further, general for the good looking appearance of wireless meter reading equipment, the end box of wireless meter reading equipment is 86 boxes, in box, dividing plate can be set, and circuit board and battery can be fixed preferably.
Further, on circuit board, also can be provided with the RS232 or the RS485 interface that connect for write by hand machine, in the time that wireless signal is bad or wireless communication module is abnormal, can access the machine-readable table of write by hand.
Beneficial effect: compared with prior art, the wireless meter reading equipment that the utility model provides can be by water meter processed M_BUS bus by wireless mode and meter reading equipment connection, can provide construction simple, easy to maintenance, reliably concentrate efficiently meter reading system.Wireless meter reading equipment adopts the structural design of terminal box, effectively holding circuit plate, and after being inserted in wall, appearance is succinctly attractive in appearance.
Brief description of the drawings
Fig. 1 is application networking diagram of the present utility model;
Fig. 2 is the structural representation of the utility model embodiment;
Fig. 3 is the structural representation of the end box of the utility model embodiment;
Fig. 4 is the circuit block diagram of the utility model embodiment;
Fig. 5 is the single-chip machine information processing flow chart of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
As shown in Figure 1, the application scenarios of a kind of wireless meter reading equipment that the utility model provides, some groups of bus water meters processed connect by M_BUS bus, in the M_BUS bus of every group of water meter, be connected to a wireless meter reading equipment, wireless meter reading equipment and outside meter reading equipment, as wireless write by hand machine or wireless collection device, connect by radio frequency signal, wireless meter reading equipment has been realized the conversion of signal and the function of route.
As shown in Figures 2 and 3, the present embodiment discloses a kind of wireless meter reading equipment, in end box 5, be provided with the first dividing plate 51 and the second partition 52 perpendicular to the first dividing plate 51, end box 5 is divided into circuit board accommodation space 21 for placing circuit board 2 and the battery containing space 11 for placing battery 1 by the first dividing plate 51, circuit board 2 is provided with draw-in groove, the height of second partition 52 is slightly less than the height of draw-in groove, circuit board 2 is placed in circuit board accommodation space 21, draw-in groove is stuck on second partition 52, is fixed on preferably in end box 5.End box 5 is provided with line through hole 10 on the outer wall of circuit board accommodation space 21 sides.At the bottom of when installation, box 5 is placed within the walls, panel 6 covers on end box 5, and the screw fixed orifice 8 on panel 6 aligns with the screw fixed orifice 4 on end box 5, is screwed, by the body of wall screw hole 9 on panel 6, end box 5 and panel 6 are fixed on body of wall, shutter 7 covers on panel 6.Circuit board 2 is provided with M_BUS communication module, single-chip microcomputer, memory module, wireless communication module and power module.
As shown in Figure 4, M_BUS communication module 101 is connected with the water meter in M_BUS bus by M_BUS bus interface, and M_BUS communication module 101 is connected by serial ports with single-chip microcomputer 102; Wireless communication module 104 is connected by serial ports with single-chip microcomputer 102, wireless communication module 104 and outside kilowatt meter recorder wireless connections; Memory module 103 is connected with single-chip microcomputer 102, and M_BUS communication module 101, single-chip microcomputer 102, memory module 103 and wireless communication module 104 are all connected with power module 105.M_BUS communication module 101 is for realizing the conversion between electric signal and the digital logic signal of low and high level in M_BUS bus, single-chip microcomputer 102 is for realizing the chip microprocessor of data operation and control, can adopt chip MSP430F149, wireless communication module 104 can adopt APC240F integration module, for realizing the conversion of digital logic signal and radio frequency signal of low and high level.Memory module 103 can adopt AT24LC256/ACLV2556 storer, stores facility information and the wireless routing information of all water meters in this wireless meter reading equipment and same M_BUS bus.
Wireless write by hand machine or wireless collection device are by the mode wireless signal emission of specific radio meter reading equipment meter reading or broadcast meter reading, the wireless communication module 104 of wireless meter reading equipment changes into digital signal input single-chip microcomputer 102 by wireless signal after wireless signal being detected, single-chip microcomputer 102 carries out data analysis, concrete treatment scheme is shown in Fig. 5, that is: single-chip microcomputer 102 receives frame data from wireless communication module 104, judge whether it is the order of checking meter, if check meter order, judge that again order destination address is the address of this meter reading point, if the address of this meter reading point or broadcast address issue meter reading instruction by M_BUS bus to all water meters in bus.Water meter is received after meter reading instruction, by M_BUS bus, the continuous data of water meter and status information are sent to M_BUS communication module 101, after converting digital signal to, be input to again single-chip microcomputer 102, single-chip microcomputer 102 is collected and by wireless communication module 104, information is fed back to meter reading instruction again after water meter feedack and issue equipment, i.e. wireless write by hand machine or wireless collection device.
Generally that manual type triggers meter reading instruction for wireless write by hand machine, for wireless collection device clocked flip meter reading operation, as 2 minutes once.
Wireless meter reading equipment also can be expanded the number of water meter dynamically, in the time newly accessing a water meter in bus, can write by wireless instructions the facility information of newly-increased water meter.
RS232 or a RS485 interface connecting for write by hand machine is also set on the circuit board of wireless meter reading equipment, in the time that wireless signal is bad or wireless device is abnormal, is convenient to write by hand machine and accesses meter reading by wired connection.
The wireless frequency of operation of wireless meter reading equipment can be 470MHz to 510MHz, and each wireless meter reading equipment can connect 1 to 150 bus water meter processed by M_BUS bus.
The above is only preferred implementation of the present utility model, it should be pointed out that for those skilled in the art, is not departing under the prerequisite of the utility model principle, and the replacement of doing or improvement also should be considered as protection domain of the present utility model.
Claims (4)
1. a wireless meter reading equipment, is provided with a M_BUS bus interface, is connected with water meter by M_BUS bus, it is characterized in that, described wireless meter reading equipment comprises circuit board, end box, panel and shutter;
Described circuit board is placed in box of the described end, and panel cover, on end box, is fixed by screw and end box, and shutter covers on panel;
Described circuit board is provided with M_BUS communication module, single-chip microcomputer, memory module, wireless communication module and power module;
Described M_BUS communication module is connected with the water meter in M_BUS bus by M_BUS bus interface, and described M_BUS communication module is connected by serial ports with described single-chip microcomputer;
Described wireless communication module is connected by serial ports with described single-chip microcomputer, described wireless communication module and outside kilowatt meter recorder wireless connections;
Described memory module is connected with single-chip microcomputer, and described M_BUS communication module, single-chip microcomputer, memory module and wireless communication module are all connected with power module.
2. wireless meter reading equipment as claimed in claim 1, it is characterized in that, in box of the described end, be provided with the first dividing plate, end box is divided into circuit board accommodation space and battery containing space, in the circuit board accommodation space of end box, be provided with the second partition perpendicular to the first dividing plate, described circuit board is provided with draw-in groove, when circuit board is placed in circuit board accommodation space, draw-in groove is stuck on second partition, and box of the described end is provided with line through hole on the outer wall of circuit board accommodation space side.
3. wireless meter reading equipment as claimed in claim 1 or 2, is characterized in that, box of the described end is 86 boxes.
4. wireless meter reading equipment as claimed in claim 1, is characterized in that, is also provided with RS232 or the RS485 interface of an outside meter reading equipment connection of confession on described circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361187.3U CN204029132U (en) | 2014-07-01 | 2014-07-01 | Wireless meter reading equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361187.3U CN204029132U (en) | 2014-07-01 | 2014-07-01 | Wireless meter reading equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029132U true CN204029132U (en) | 2014-12-17 |
Family
ID=52068968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361187.3U Withdrawn - After Issue CN204029132U (en) | 2014-07-01 | 2014-07-01 | Wireless meter reading equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029132U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064013A (en) * | 2014-07-01 | 2014-09-24 | 江苏赛达电子科技有限公司 | Wireless meter reading device |
| 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 |
-
2014
- 2014-07-01 CN CN201420361187.3U patent/CN204029132U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064013A (en) * | 2014-07-01 | 2014-09-24 | 江苏赛达电子科技有限公司 | Wireless meter reading device |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141217 Effective date of abandoning: 20171027 |