CN206988825U - A kind of gas ductwork monitoring device - Google Patents
A kind of gas ductwork monitoring device Download PDFInfo
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- CN206988825U CN206988825U CN201720814409.6U CN201720814409U CN206988825U CN 206988825 U CN206988825 U CN 206988825U CN 201720814409 U CN201720814409 U CN 201720814409U CN 206988825 U CN206988825 U CN 206988825U
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Abstract
It the utility model is related to a kind of gas ductwork monitoring device, including data correction unit, information acquisition unit, data processing unit, data transfer unit and power module；One of described information collecting unit collection ductwork pressure, flow, temperature signal or its any combination, the signal output part of described information collecting unit connect the data correction unit input；The data correction unit output end connects the data processing unit input；The data processing unit output end connects the data transfer unit input；The data transfer unit sends the information received to remote server；The power module is powered for above unit.It is not high that the gas ductwork monitoring device solves measurement accuracy, the problem of causing measurement error to go beyond the scope.
Description
Technical field
It the utility model is related to a kind of gas combustion apparatus field, and in particular to a kind of gas ductwork monitoring device.
Background technology
With wideling popularize for national energy-saving emission reduction policy, natural gas due to it is clean, conveniently, it is high-quality, efficient the advantages of, its
Effect in energy resource structure will be more and more important.Therefore, the monitoring to Gas Pipe also becomes more and more important.
Present gas ductwork monitoring device, mode is pieced together using functional module combination more, such as data transmission device (DTU)
The mode of+data acquisition unit+transmitter+sensor, as shown in Figure 1.
And this kind of device has the following disadvantages：
First, product integration degree is not high, so that influenceing the stability of product and increase product engineering enforcement difficulty, product causes
Enforcement difficulty increases on gas ductwork, or even can not implement.
2nd, number leaflet member is generally 2G, 3G wireless transmission unit, and non-the whole network leads to module, and deployment implementation is limited to communicate base
Stand distribution, deployment implement it is limited, moreover 2G frequency ranges will be closed progressively, the dedicated network such as transference NB-IOT.There is operator the existing country
2G networks are progressively closed.
3rd, signal conversion unit is generally single signal processing mode, such as 4-20MA signals.Signal conversion is general only to be supported
3 line interface sensors, also need to change again for 2 line interface sensors.Other conversion electricity is also needed to for 0-5V signals
Road, the sensor of general binding single type is generally designed for signaling interface, some do not possess RS485 extensions end also
Mouthful.The many demands of user can not totally be met, serious limit product is promoted and implemented.
4th, sensor is generally factory's direct-furnish sensor, after data processing unit receives signal, general no data school
Positive processing is simple data processing.Product is implemented typically ensure measurement accuracy initial stage, with making for sensor and product
With time lengthening, lead to not effectively ensure product measurement accuracy, cause measurement error seriously to go beyond the scope, product is just as void
If.
5th, the general non-transformer circuit management unit of product power-supply service, directly using storage battery power supply, incompetent source control,
Directly add the mode of battery using civil power.
6th, number passes part and typically uses customized agreement, and agreement can not accomplish compatible management, and user, which can not apply, to be expanded
Exhibition, belongs to dedicated system, using relative closure.
Utility model content
In order to overcome defect present in above-mentioned prior art, the purpose of this utility model is to provide a kind of gas ductwork prison
Survey device.
To achieve these goals, the utility model provides a kind of gas ductwork monitoring device, including Data correction list
Member, information acquisition unit, data processing unit, data transfer unit and power module；
One of described information collecting unit collection ductwork pressure, flow, temperature signal or its any combination, described information are adopted
The signal output part for collecting unit connects the data correction unit input；
The data correction unit output end connects the data processing unit input；
The data processing unit output end connects the data transfer unit input, data processing unit data storage
And transmit to data transfer unit；
The data transfer unit sends the information received to remote server；
The power module is powered for above unit.
The signal of collection is sent to data correction unit and is corrected by information acquisition unit, is sent after the completion of correction to number
According to processing unit, data that data processing unit storage receives and transmitting to data transfer unit, data transfer unit pass through
Communication is sent into remote server.This solves caused by data acquisition unit extends with usage time and surveyed
Accuracy of measurement is not high, the problem of causing measurement error to go beyond the scope.
Further, the data correction unit includes bandpass filter and comparator, the letter of described information collecting unit
Number output end connects the bandpass filter input, and the bandpass filter output end connects the comparator first and inputted
Hold, the calibration reference value output end of the input of the comparator second connection memory, described in the comparator output terminal connection
Data processing unit input.The signal of collection is sent to data correction unit and first entered by bandpass filter by information acquisition unit
Row filtering, is then compared correction, the information after correction is sent into data processing unit, and this improves survey via comparator
Accuracy of measurement, reduce measurement error.
Further, the power module includes mains-supplied unit, solar powered unit, lithium battery power supply unit
And/or lithium cell charging unit.3 kinds of power supply power supply modes are configured, the deployment for greatly facilitating product is implemented, and it also avoid stopping
The problems such as electricity, battery electric quantity deficiency, while using solar powered also more green.
Further, in addition to PMU, the PMU include several switches, the switch difference
It is arranged at the power supply of the mains-supplied unit, solar powered unit, lithium battery power supply unit and/or lithium cell charging unit
And/or on charge circuit, the data processing unit power supply output end connects the control terminal of the switch, control is each to open
The keying of pass.This effectively controls the supply of system power supply and the discharge and recharge of power module.
Further, the data transfer unit is that the whole network leads to module, NB-IOT modules or LORA modules.Led to using the whole network
Module group unit be not limited to operator's wireless base station facility of unification.NB-IoT is implemented in cellular network, can directly dispose
In GSM network, UMTS network or LTE network, to reduce lower deployment cost, realize smooth upgrade.LoRa is exclusively used in nothing as one kind
The technology of line electrical modulation demodulation, has merged digital spread spectrum, Digital Signal Processing and forward error correction coding technology, long transmission distance.
Further, the data processing unit uses STM32F411CEU6 chips or TM4C123 chips.
Further, described information collecting unit includes multiple information collecting interfaces, includes the lines of 4-20MA 2 and 3 line interfaces
Sensor, 0-5V, RS485 interface sensor, I2C interface sensor, the gas pipeline of segmentation is arranged at, pipe network information is carried out
Collection.Compatible in the market major part sensor, different sensors interface be not limited to, is meeting client's diversified demand.
Further, the data processing unit is integrated in data transfer unit.Using the integration mode of integration, side
Just the deployment implementation of product and later product are safeguarded.
The beneficial effects of the invention are as follows：The module group unit led to using the whole network is not limited to the operator wireless base station of unification
Facility；Compatible in the market major part sensor, different sensors interface be not limited to, is meeting client's diversified demand；For
Different types of sensor is equipped with data correction unit, the effective service life and the time limit for extending product, saves client's spending；
Multiple power sources interface is equipped with, facilitates product to implement.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the structure principle chart of embodiment one；
Fig. 2 is the structure principle chart of embodiment two；
Fig. 3 is that the whole network leads to modular circuit figure；
Fig. 4 is data processing unit circuit diagram；
Fig. 5 and Fig. 6 is the peripheral circuit diagram that data processing unit and the whole network lead between module.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, unless otherwise prescribed with restriction, it is necessary to explanation, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be mechanical connection or the company of electrical connection or two element internals
It is logical, can be joined directly together, can also be indirectly connected by intermediary, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment one：A kind of gas ductwork monitoring device as shown in Figure 1, including data correction unit, information gathering list
Member, data processing unit, data transfer unit and power module.
One of described information collecting unit collection ductwork pressure, flow, temperature signal or its any combination, described information are adopted
The signal output part for collecting unit connects the data correction unit input.The data correction unit output end connects the number
According to processing unit input.The data processing unit output end connects the data transfer unit input, data processing list
First data storage is simultaneously transmitted to data transfer unit.The data transfer unit sends the information received to remote service
Device.The power module is powered for above unit.
In the present embodiment, data correction unit includes bandpass filter and comparator, described information collecting unit
Signal output part connects the bandpass filter input, and the bandpass filter output end connects the comparator first and inputted
End, the calibration reference value output end of the input of the comparator second connection memory, memory here can be independent
Memory or with data processing unit or data correction unit, or with data processing unit or data school
The memory cell that original member integrates, the comparator output terminal connect the data processing unit input.
The data transfer unit is that the whole network leads to module, NB-IOT modules or LORA modules, while the processor pair of module
Use can be opened outside, for data processing unit and information acquisition unit.Data processing unit can be also integrated in data transmission
In unit.Specific the whole network, which leads to module, the structure of NB-IOT modules or LORA modules and host-host protocol, can use existing technology.
The gas ductwork monitoring device can use standard MODBUS TCP data host-host protocols, link remote server.This
Data transfer unit in embodiment possesses remote data transmission interface, is equipped with TCP/IP and udp port, carries out data transmission.
Specifically, data processing unit can use but be not limited to STM32F411CEU6 chips or TM4C123 chips, such as scheme
Shown in 3-4, in the present embodiment, data processing unit uses chip STM32F411CEU6, and the whole network, which leads to module, selects chip
ME3630.Described information collecting unit includes multiple information collecting interfaces, includes the lines of 4-20MA 2 and 3 line interface sensors, 0-
5V, RS485 interface sensor, I2C interface sensor, are arranged at the gas pipeline of segmentation, pipe network information are acquired.At this
In embodiment, data processing unit receives data and simultaneously kept in, and without data operation, other in the utility model
In preferred embodiment, data processing unit can also carry out calculation process to the data received.
As seen in figures 3-6, data processing unit chip STM32F411CEU6 pin PA15 connection resistance R22 one end,
Resistance R22 other ends connection FET Q1 grid, FET Q1 source ground, drain electrode connection resistance R21 one end,
The resistance R21 other end connects two branch roads, a connection power interface V_MAIN, and another connection the whole network leads to module chip
ME3630 22 pins, are connected with electric capacity C9 between FET Q1 source electrode and drain electrode.Data processing unit chip
STM32F411CEU6 pin USB_FS_SOF/PA8 connection bus transceivers SN74AVC2T245 pin 4, bus transceiver
SN74AVC2T245 pin 9 connects the whole network and leads to module chip ME3630 pins 19.
Embodiment two：On the basis of embodiment one, power module include mains-supplied unit, solar powered unit,
Lithium battery power supply unit and/or lithium cell charging unit, and the gas ductwork detection means also includes PMU, such as
Shown in Fig. 2, the PMU includes several switches, and the switch is respectively arranged at the mains-supplied unit, the sun
On energy power supply unit, lithium battery power supply unit and/or the power supply of lithium cell charging unit and/or charge circuit, at the data
The control terminal that unit power supply output end connects the switch is managed, the keying of each switch is controlled, so as to control specifically
It is system power supply by civil power, solar energy or lithium battery, also controls the charging to lithium battery.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (8)
- A kind of 1. gas ductwork monitoring device, it is characterised in that：Including data correction unit, information acquisition unit, data processing Unit, data transfer unit and power module；One of described information collecting unit collection ductwork pressure, flow, temperature signal or its any combination, described information collection are single The signal output part of member connects the data correction unit input；The data correction unit output end connects the data processing unit input；The data processing unit output end connects the data transfer unit input, and data processing unit data storage simultaneously passes Transport to data transfer unit；The data transfer unit sends the information received to remote server；The power module is powered for above unit.
- 2. gas ductwork monitoring device according to claim 1, it is characterised in that：The data correction unit includes band logical Wave filter and comparator, the signal output part of described information collecting unit connect the bandpass filter input, the band logical Filter output connects the comparator first input end, the correction reference of the input of the comparator second connection memory It is worth output end, the comparator output terminal connects the data processing unit input.
- 3. gas ductwork monitoring device according to claim 1, it is characterised in that：The power module includes mains-supplied Unit, solar powered unit, lithium battery power supply unit and/or lithium cell charging unit.
- 4. gas ductwork monitoring device according to claim 3, it is characterised in that：Also include PMU, it is described PMU includes several switches, and the switch is respectively arranged at the mains-supplied unit, solar powered unit, lithium In the power supply of battery power supply unit and/or lithium cell charging unit and/or charge circuit, the data processing unit power supply Output end connects the control terminal of the switch, controls the keying of each switch.
- 5. gas ductwork monitoring device according to claim 1, it is characterised in that：The data transfer unit is led to for the whole network Module, NB-IOT modules or LORA modules.
- 6. gas ductwork monitoring device according to claim 1, it is characterised in that：The data processing unit uses STM32F411CEU6 chips or TM4C123 chips.
- 7. gas ductwork monitoring device according to claim 1, it is characterised in that：Described information collecting unit includes multiple Information collecting interface, include the lines of 4-20MA 2 and 3 line interface sensors, 0-5V, RS485 interface sensor, I2C interface sensing Device, the gas pipeline of segmentation is arranged at, pipe network information is acquired.
- 8. gas ductwork monitoring device according to claim 1, it is characterised in that：The data processing unit is integrated in number According in delivery unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720814409.6U CN206988825U (en) | 2017-07-06 | 2017-07-06 | A kind of gas ductwork monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720814409.6U CN206988825U (en) | 2017-07-06 | 2017-07-06 | A kind of gas ductwork monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN206988825U true CN206988825U (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720814409.6U Expired - Fee Related CN206988825U (en) | 2017-07-06 | 2017-07-06 | A kind of gas ductwork monitoring device |
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| Country | Link |
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| CN (1) | CN206988825U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109871458A (en) * | 2019-02-01 | 2019-06-11 | 南京泛在地理信息产业研究院有限公司 | A kind of street lamp special pipelines spatial data error calibration method based on comprehensive pipeline |
| CN118149920A (en) * | 2024-05-11 | 2024-06-07 | 上海真兰仪表科技股份有限公司 | Correction optimization method and system for gas data of NB (node B) Internet of things gas meter |
-
2017
- 2017-07-06 CN CN201720814409.6U patent/CN206988825U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109871458A (en) * | 2019-02-01 | 2019-06-11 | 南京泛在地理信息产业研究院有限公司 | A kind of street lamp special pipelines spatial data error calibration method based on comprehensive pipeline |
| CN118149920A (en) * | 2024-05-11 | 2024-06-07 | 上海真兰仪表科技股份有限公司 | Correction optimization method and system for gas data of NB (node B) Internet of things gas meter |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20210706 |
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| CF01 | Termination of patent right due to non-payment of annual fee |