CN208420080U - A kind of electronic remote transmission water meter - Google Patents
A kind of electronic remote transmission water meter Download PDFInfo
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- CN208420080U CN208420080U CN201820784387.8U CN201820784387U CN208420080U CN 208420080 U CN208420080 U CN 208420080U CN 201820784387 U CN201820784387 U CN 201820784387U CN 208420080 U CN208420080 U CN 208420080U
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Abstract
The utility model discloses a kind of electronic remote transmission water meter, including water meter pedestal, and shell that is being arranged on water meter pedestal and fixing with water meter pedestal；The water meter base interior is provided with photo-electronic directly reading character wheel dial plate, is provided with flip lid outside the water meter pedestal；It is provided with battery in the shell, glue filling box is additionally provided in the shell, glue filling box and shell are fixed and are located at the side of battery, master board be provided in the glue filling box, master board is connect with battery and photo-electronic directly reading character wheel dial plate；It is additionally provided with sealing cover above the shell, panel note is provided on the sealing cover；Gasket is provided between the shell and sealing cover；The utility model directly reads the number on photo-electronic directly reading character wheel dial plate by way of photo-electronic directly reading, it is compared with traditional step-by-step counting meter reading, avoid the Acquisition Error of meter reading, while using LoRa wireless technology, make transmission range it is farther, to the more adaptable of environment.
Description
Technical field
The utility model relates to a kind of electronic remote transmission water meters, more particularly to a kind of wireless electron remote transmitting water meter.
Background technique
Present wireless electron remote transmitting water meter is to the acquisition mode of watermeter flowing rate generally with tongue tube or Hall effect pipe etc.
Pulse collection mode carries out data acquisition, and this mode will receive the influence of various extraneous factors, and the data acquired are
By store it is cumulative in a manner of come what is counted, so that the data on flows of actual acquisition and truthful data certain error is occurred, and by
To the influence of water meter caliber size, the information of each pulse or signal with table is different, if any 1 pulse represent 1m3, some is then
0.1m3 is represented, many troubles need to be brought to the scheduling and planning of practical water meter to being adjusted according to the actual situation, and electronic remote
Water meter (photoelectricity, LoRa) is passed by way of photo-electronic directly reading, each data are the realities of the photo-electronic directly reading character wheel dial plate read
Border data avoid the data error occurred in collection process, reduce the trouble during scheduling and planning.
Wireless communication technique is influenced signal can be made to decay by various environment, wireless signal in addition to straightline propagation,
Because the presence of obstruction there is also reflection, scattering and diffraction, multipath is caused to fail because of the difference of transmission path, and
The frequency spectrum of spread spectrum communication system extension is wider, and processing gain is higher, and anti-interference ability is stronger.LoRa Technology of Wireless Spread Spectrum make from
Acquired immunity in various types of noises and multipath distortion；Obtain the gain of signal-to-noise ratio.In other words, anti-using spread spectrum communication
Interference is stronger, and communication distance is farther.Meter reading distance is substantially increased, while information privacy is high, to no longer need worker
It goes to save human cost by family's meter reading, saves the time.
Utility model content
In view of this, the utility model aim is to provide and a kind of directly reads photo-electronic directly reading word by way of photo-electronic directly reading
Take turns the number on dial plate, compared with traditional step-by-step counting meter reading, avoid the Acquisition Error of meter reading, at the same with LoRa without
Line technology, makes that transmission range is farther, electronic remote transmission water meter more adaptable to environment.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is:
A kind of electronic remote transmission water meter, including water meter pedestal, and be arranged on water meter pedestal and it is fixed with water meter pedestal
Shell；The water meter base interior is provided with photo-electronic directly reading character wheel dial plate, is provided with outside the water meter pedestal and water meter pedestal
Hinged flip lid；It is provided in the shell and fixes battery with shell, the glue filling box fixed with shell is additionally provided in the shell,
The glue filling box is located at the side of battery, and master board, the master board and battery and photoelectricity are provided in the glue filling box
The connection of direct reading character dial plate；It is additionally provided with sealing cover above the shell, panel note, the face are provided on the sealing cover
Plate note is bonded fixation with sealing cover；Gasket is provided between the shell and sealing cover.
Preferably, the photo-electronic directly reading character wheel dial plate is connected with water meter pedestal by internal and external threads.
Preferably, Packed liquid water is arranged in the photo-electronic directly reading character wheel dial plate and for acquiring wheel digital
Water-proof circuit plate.
Preferably, the shell sets accommodation space and opening upwards rectangular metal cases to be interior.
Preferably, the master board, which is bonded fixed and glue filling box with glue filling box, is built-in with encapsulating for waterproof.
Preferably, the opening of shell is arranged in the sealing ring, and is pushed by sealing cover and encapsulated with shell.
Compared with prior art, the utility model has the beneficial effects that
(1) strong interference immunity: the frequency spectrum of spread spectrum communication system extension is wider, and processing gain is higher, and anti-interference ability is got over
By force；
(2) information privacy is good: since spread-spectrum signal is extended over a wide frequency band, the power in per unit band is just
The power spectral density of very little, i.e. signal is very low, can be so using the Resistant DS Spread Spectrum System of spread spectrum code sequence spread-spectrum
Under the background of interchannel noise and thermal noise, communicated on very low power spectrum density；
(3) there is anti-fading, anti-multipath jamming ability: since the signal spectrum of spread spectrum communication system is broadened, so expanding
Display system has the ability of potential mitigating frequency-selective fading, in addition, spread spectrum communication system can also be dry efficiently against multipath
It disturbs；
(4) there is multiple access capability, it is easy to accomplish code multiple address: is spread in spread spectrum communication system using pseudo-random sequence,
It can use address code of the different pseudo-random sequences as different user in actual communication system, to realize code multiple address
Communication；
(5) number for directly reading photo-electronic directly reading character wheel dial plate does not need accumulated pulse, conversion numerical value, without storing number
According to there is no cumulative errors, are truly realized " meter reading "；
(6) waterproof performance is good, in addition to internal circuit board encapsulating water-proofing treatment, has also installed gasket additional in external shell, outside
Portion is not required to line, keeps whole waterproof performance more preferable；
(7) data, and non-pulse signal are directly transmitted.It is not influenced not only by mechanical shock, while to electromagnetic interference
With high anti-interference, so can stablize under complicated use environment, accurately and reliably realize metering；
(8) it is called arousal function, compared with common timing uploads, there is better flexibility, DTU pairs can be passed through at any time
Water meter carries out meter reading；
(9) water meter and teletransmission data realize zero error all the life.
Detailed description of the invention
Fig. 1 is a kind of perspective view of electronic remote transmission water meter of the utility model.
Fig. 2 is a kind of explosive view of electronic remote transmission water meter of the utility model.
Fig. 3 is a kind of principle framework figure of electronic remote transmission water meter of the utility model.
Fig. 4 is a kind of circuit site-plan of electronic remote transmission water meter of the utility model.
Fig. 5 is a kind of voltage detecting circuit figure of electronic remote transmission water meter of the utility model.
Fig. 6 is a kind of LoRa wirless transmitting and receiving module circuit diagram of electronic remote transmission water meter of the utility model.
Specific embodiment
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
In the present embodiment, it is to be understood that term " centre ", "upper", "lower", " top ", " right side ", " left end ",
" top ", " back side ", " middle part ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, only
The utility model for ease of description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, the connection or fixed form between component if not otherwise specified in this embodiment, connection or solid
Determine mode can for fixed by bolt commonly used in the prior art or pin fix or pin shaft connection etc. modes, therefore, this
It is not described in detail in embodiment.
A kind of electronic remote transmission water meter, as shown in Figure 1, include water meter pedestal 1, and be arranged on water meter pedestal 1 and and water
The shell 2 fixed by screw of table pedestal 1；As shown in Fig. 2, the water meter pedestal 1 is internally provided with photo-electronic directly reading character wheel dial plate
11, in the present embodiment, the model YNSL of photo-electronic directly reading character wheel dial plate 11.It is provided with flip lid 12 outside the water meter pedestal 1,
Flip lid 12 is hinged with water meter pedestal 1, can be used for blocking photo-electronic directly reading character wheel dial plate 11；The photo-electronic directly reading character wheel dial plate 11 and water
Table pedestal 1 is connected by internal and external threads.Packed liquid water is set in the photo-electronic directly reading character wheel dial plate 11 and is used for
Acquire the Water-proof circuit plate 111 of wheel digital.The shell 2 sets accommodation space and opening upwards rectangular metal shells in being
Body.Battery 21 is provided in the shell 2, battery 21 is fixed with shell 2 by screw, is additionally provided with encapsulating in the shell 2
The side of battery 21 is fixed by screw and are located to box 22, glue filling box 22 and shell 2, is provided with master control in the glue filling box 22
Making sheet 221, master board 221 and battery 21 and photo-electronic directly reading character wheel dial plate 11 are electrically connected, the master board 221 and encapsulating
Box 22 is bonded fixed and glue filling box 22 by glue and is built-in with the encapsulating for waterproof；In the present embodiment, the master board
221 use LoRa wireless data remote argon plasma by special chip, immediately with photo-electronic directly reading skill after receiving meter reading request
Art reads the wheel digital of photo-electronic directly reading character wheel dial plate 11, then that the data of reading are wireless by the LoRa of master board 221
Launch.The top of the shell 2 is additionally provided with sealing cover 23, and panel note 231, panel note are provided on the sealing cover 23
231 are bonded fixation by glue with sealing cover 23；Gasket 24 is provided between the shell 2 and sealing cover 23.The sealing
The opening of shell 2 is arranged in circle 24, and is pushed by sealing cover 23 and encapsulated with shell 2.
The LoRa wireless data remote argon plasma of utilization is a Internet of Things wireless receiving and dispatching based on the publication of SEMTECH company
Chip SX1276/8 and the wireless data transceiver module developed, its implementation is very ingenious, and entire demodulator engine only needs
Want 50K door.Low in energy consumption: quiescent current only needs 0.2uA, receives electric current 12mA, emission current 29mA gain 13dBm and common
GFSK chip Si4438 and CC1125 it is close, but communication distance is 3 times of GFSK chip.
The principles of the present invention block diagram detects battery by voltage detecting circuit as shown in figure 3, dedicated MCU controls chip
Voltage, LoRa wireless transmitter module by antenna receive outside acquisition data command signal, when receiving acquisition data command
Acquisition data command signal is sent to dedicated MCU after signal and controls chip, and dedicated MCU control chip judges whether it is to acquire this
The command signal of machine data issues LoRa wireless transmission mould if so, just acquiring the dial plate data of photo-electronic directly reading character wheel dial plate 11
Block is sent data by antenna by LoRa wireless transmitter module；If it is not, dedicated MCU control chip just controls
LoRa wireless transmitter module turns again to sleep state with its own.
Compared with prior art, the utility model has the beneficial effects that
(1) strong interference immunity: the frequency spectrum of spread spectrum communication system extension is wider, and processing gain is higher, and anti-interference ability is got over
By force；
(2) information privacy is good: since spread-spectrum signal is extended over a wide frequency band, the power in per unit band is just
The power spectral density of very little, i.e. signal is very low, can be so using the Resistant DS Spread Spectrum System of spread spectrum code sequence spread-spectrum
Under the background of interchannel noise and thermal noise, communicated on very low power spectrum density；
(3) there is anti-fading, anti-multipath jamming ability: since the signal spectrum of spread spectrum communication system is broadened, so expanding
Display system has the ability of potential mitigating frequency-selective fading, in addition, spread spectrum communication system can also be dry efficiently against multipath
It disturbs；
(4) there is multiple access capability, it is easy to accomplish code multiple address: is spread in spread spectrum communication system using pseudo-random sequence,
It can use address code of the different pseudo-random sequences as different user in actual communication system, to realize code multiple address
Communication；
(5) number for directly reading photo-electronic directly reading character wheel dial plate does not need accumulated pulse, conversion numerical value, without storing number
According to there is no cumulative errors, are truly realized " meter reading "；
(6) waterproof performance is good, in addition to internal circuit board encapsulating water-proofing treatment, has also installed gasket additional in external shell, outside
Portion is not required to line, keeps whole waterproof performance more preferable；
(7) data, and non-pulse signal are directly transmitted.It is not influenced not only by mechanical shock, while to electromagnetic interference
With high anti-interference, so can stablize under complicated use environment, accurately and reliably realize metering；
(8) it is called arousal function, compared with common timing uploads, there is better flexibility, DTU pairs can be passed through at any time
Water meter carries out meter reading；
(9) water meter and teletransmission data realize zero error all the life.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific embodiment, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (6)
1. a kind of electronic remote transmission water meter, including water meter pedestal, and shell that is being arranged on water meter pedestal and being fixed with water meter pedestal
Body；It is characterized by: the water meter base interior is provided with photo-electronic directly reading character wheel dial plate, be provided with outside the water meter pedestal with
The hinged flip lid of water meter pedestal；It is provided with the battery fixed with shell in the shell, is additionally provided in the shell and shell
Fixed glue filling box, the glue filling box are located at the side of battery, master board, the master board are provided in the glue filling box
It is connect with battery and photo-electronic directly reading character wheel dial plate；It is additionally provided with sealing cover above the shell, is provided on the sealing cover
Panel note, the panel note are bonded fixation with sealing cover；Gasket is provided between the shell and sealing cover.
2. a kind of electronic remote transmission water meter according to claim 1, it is characterised in that: the photo-electronic directly reading character wheel dial plate with
Water meter pedestal is connected by internal and external threads.
3. a kind of electronic remote transmission water meter according to claim 2, it is characterised in that: in the photo-electronic directly reading character wheel dial plate
Packed liquid water and the Water-proof circuit plate for acquiring wheel digital are set.
4. a kind of electronic remote transmission water meter according to claim 3, it is characterised in that: the shell sets accommodation space to be interior
And opening upwards rectangular metal case.
5. a kind of electronic remote transmission water meter according to claim 4, it is characterised in that: the master board and glue filling box paste
It closes fixed and glue filling box and is built-in with the encapsulating for waterproof.
6. a kind of electronic remote transmission water meter according to claim 5, it is characterised in that: shell is arranged in the sealing cover
Opening is simultaneously pushed and shell encapsulation by sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820784387.8U CN208420080U (en) | 2018-05-24 | 2018-05-24 | A kind of electronic remote transmission water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820784387.8U CN208420080U (en) | 2018-05-24 | 2018-05-24 | A kind of electronic remote transmission water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208420080U true CN208420080U (en) | 2019-01-22 |
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ID=65112512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820784387.8U Active CN208420080U (en) | 2018-05-24 | 2018-05-24 | A kind of electronic remote transmission water meter |
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| Country | Link |
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| CN (1) | CN208420080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530447A (en) * | 2018-05-24 | 2019-12-03 | 益都智能技术（北京）股份有限公司 | A kind of electronic remote transmission water meter |
| CN112923990A (en) * | 2021-03-26 | 2021-06-08 | 李守林 | Intelligent water meter based on intelligent water affair and operation method thereof |
-
2018
- 2018-05-24 CN CN201820784387.8U patent/CN208420080U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530447A (en) * | 2018-05-24 | 2019-12-03 | 益都智能技术（北京）股份有限公司 | A kind of electronic remote transmission water meter |
| CN112923990A (en) * | 2021-03-26 | 2021-06-08 | 李守林 | Intelligent water meter based on intelligent water affair and operation method thereof |
| CN112923990B (en) * | 2021-03-26 | 2024-04-02 | 甘肃欣海水利科技发展有限公司 | Intelligent water meter based on intelligent water affairs and operation method thereof |
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