CN111882754B - Heat value industrial and commercial NB-IoT gas meter system - Google Patents
Heat value industrial and commercial NB-IoT gas meter system Download PDFInfo
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- CN111882754B CN111882754B CN202010689228.1A CN202010689228A CN111882754B CN 111882754 B CN111882754 B CN 111882754B CN 202010689228 A CN202010689228 A CN 202010689228A CN 111882754 B CN111882754 B CN 111882754B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 47
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 39
- 239000000741 silica gel Substances 0.000 claims description 39
- 229910002027 silica gel Inorganic materials 0.000 claims description 39
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000007405 data analysis Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 65
- 229920001296 polysiloxane Polymers 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/001—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for gas
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a calorific value industrial and commercial NB-IoT gas meter system which comprises a gas meter, wherein a gas inlet pipe joint and a gas outlet pipe joint are arranged on the gas meter, a central processing unit and an NB-IoT communication module are arranged in the gas meter, the gas inlet pipe joint comprises a first pipeline part with a rectangular longitudinal section and a second pipeline part with a circular longitudinal section, a jack is arranged on the first pipeline part, a filter screen plate is inserted into the jack, the lower end of the filter screen plate is inserted into the slot, a frame with two open ends is arranged on the inner wall of the first pipeline part, two limiting plates are arranged on the inner wall of the frame, and an insertion port is reserved between the two limiting plates. The invention can realize remote meter reading, remote gas recharging, remote control on opening and closing of a gas meter valve, remote gas price adjustment, monitoring and analysis on abnormity of the gas meter, and is convenient for disassembling and replacing the filter screen on the gas inlet pipe joint of the gas meter.
Description
Technical Field
The invention relates to the technical field of gas meters, in particular to a heat value industrial and commercial NB-IoT gas meter system.
Background
The gas table is common equipment in daily life, and the following problem exists at present in the gas table:
1. remote meter reading cannot be well realized;
2. recharging can only be carried out at a business point;
3. the abnormality of the gas meter cannot be monitored and analyzed;
4. the opening and closing of a valve of the gas meter cannot be remotely controlled;
5. remote price adjustment cannot be carried out;
6. the filter screen on the gas inlet pipe joint of the gas meter is inconvenient to disassemble and replace.
Disclosure of Invention
The invention aims to provide a heat value industrial and commercial NB-IoT gas meter system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a heat value industrial and commercial NB-IoT gas meter system comprises a gas meter, wherein the gas meter is provided with a gas inlet pipe connector and a gas outlet pipe connector, a central processing unit and an NB-IoT communication module are arranged in the gas meter, the heat value industrial and commercial NB-IoT gas meter system further comprises a cloud data center, a monitoring management system and a heat value measuring device, a measuring end of the heat value measuring device is positioned in an inner cavity of the gas meter, the gas meter is in communication connection with the cloud data center, and the cloud data center is in communication connection with the monitoring management system;
the air inlet pipe joint comprises a first pipeline part with a rectangular longitudinal section and a second pipeline part with a circular longitudinal section, the first pipeline part is provided with a jack, a filter screen plate is inserted into the jack, the lower end of the filter screen plate is inserted into the slot, the inner wall of the first pipeline part is provided with a frame with two open ends, the inner wall of the frame is provided with two limiting plates, a splicing port is reserved between the two limiting plates, two sealing silica gel blocks for sealing the space formed by the frame, the limiting plates and the inner wall of the first pipeline part are arranged on the opposite surfaces of the two limiting plates, the opposite surfaces of the two sealing silica gel blocks are in extrusion contact, two elastic sealing silica gel sheets are further arranged below the frame, and opposite surfaces of the two elastic sealing silica gel sheets are in pressing contact and used for sealing a space formed among the frame, the elastic sealing silica gel sheets and the inner wall of the first pipeline part;
the gas meter is internally provided with:
the data uploading module: the cloud data center is used for uploading various data of the gas meter;
a recharge write-in module: writing the charged data into the gas card;
a valve driving module: valves for controlling the connection of the gas inlet pipe and the gas outlet pipe;
price adjustment control module: adjusting data related to price in the gas meter;
a reporting period setting module: setting a reporting period of the data uploading module;
an exception reporting module: sending some abnormal information to a monitoring management system in time;
the cloud data center is used for storing and managing data;
the monitoring management system comprises:
a remote meter reading module: reading counter data of the gas meter sent by the data uploading module;
the remote recharging module: sending a remote recharging command;
the remote monitoring module: monitoring the abnormal information;
a data analysis module: analyzing various data of the gas meter;
remote price adjustment module: sending a remote price adjusting command and data;
the remote valve control module: and sending a valve opening and closing command.
Preferably, the hardness of the sealing silica gel block and the elastic sealing silica gel sheet is Shore A40-A80.
Preferably, the filter screen plate is further provided with a handle.
Preferably, two sealing silica gel blocks are embedded in the limit plate.
Preferably, the elastic sealing silica gel sheet is bonded on the limiting plate through waterproof glue.
Preferably, the inner wall of the slot is provided with a rubber sheet.
Preferably, the heat value measuring device is a heat value meter.
Compared with the prior art, the invention has the beneficial effects that:
the invention can realize remote meter reading, remote gas recharging and remote control on opening and closing of a valve of a gas meter, remotely adjust the gas price, monitor and analyze the abnormity of the gas meter, is convenient for disassembling and replacing a filter screen on a gas inlet pipe joint of the gas meter, measures the heat value of the gas by the heat value measuring device, is matched with a counting module of the gas meter, and calculates the gas cost by the central processor according to the heat value and the counting module.
Drawings
FIG. 1 is an assembly view of an air inlet pipe joint and a filter screen plate of the gas meter of the invention;
FIG. 2 is a cross-sectional view of the gas meter of the present invention;
FIG. 3 is a block diagram of the monitoring management system of the present invention;
fig. 4 is a front view of a gas meter according to the present invention.
In the figure: 1. a first conduit portion; 2. elastic sealing silica gel sheet; 3. a filter screen plate; 4. sealing the silica gel block; 5. a limiting plate; 6. a rubber sheet; 7. a slot; 8. a second conduit portion; 9. a handle; 10. a gas meter; 11. a frame; 12. a heat value measuring device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a heat value industrial and commercial NB-IoT gas meter system comprises a gas meter 10, wherein the gas meter 10 is provided with a gas inlet pipe joint and a gas outlet pipe joint, a central processing unit and an NB-IoT communication module in the gas meter, and further comprises a cloud data center, a monitoring management system and a heat value measuring device 12, wherein the measuring end of the heat value measuring device 12 is positioned in an inner cavity of the gas meter 10, the gas meter is in communication connection with the cloud data center, and the cloud data center is in communication connection with the monitoring management system;
the air inlet pipe joint comprises a first pipeline part 1 with a rectangular longitudinal section and a second pipeline part 8 with a circular longitudinal section, wherein a jack is arranged on the first pipeline part 1, a filter screen plate 3 is inserted into the jack, the lower end of the filter screen plate 3 is inserted into a slot 7, a frame 11 with two open ends is arranged on the inner wall of the first pipeline part 1, two limiting plates 5 are arranged on the inner wall of the frame 11, an insertion port is reserved between the two limiting plates 5, two sealing silica gel blocks 4 used for sealing a space formed by the frame 11, the limiting plates 5 and the inner wall of the first pipeline part 1 are arranged on the opposite surfaces of the two limiting plates, the opposite surfaces of the two sealing silica gel blocks 4 are in extrusion contact, two elastic sealing silica gel sheets 2 are also arranged below the frame 11, and the opposite surfaces of the two elastic sealing silica gel sheets 2 are in extrusion contact for the frame 11, the space formed between the elastic sealing silica gel sheet 2 and the inner wall of the first pipeline part 1 is sealed;
the gas meter 10 is internally provided with:
the data uploading module: the data processing system is used for uploading various data of the gas meter 10 to the cloud data center;
a recharge write-in module: writing the charged data into the gas card;
a valve driving module: valves for controlling the connection of the gas inlet pipe and the gas outlet pipe;
price adjustment control module: adjusting data related to price in the gas meter 10;
a reporting period setting module: setting a reporting period of the data uploading module;
an exception reporting module: sending some abnormal information to a monitoring management system in time;
the cloud data center is used for storing and managing data;
the monitoring management system comprises:
a remote meter reading module: reading the counter data of the gas meter 10 sent by the data uploading module;
the remote recharging module: sending a remote recharging command;
the remote monitoring module: monitoring the abnormal information;
a data analysis module: analyzing various data of the gas meter 10;
remote price adjustment module: and sending a remote price-adjusting command and data.
The remote valve control module: sending a valve opening and closing command;
specifically, the hardness of the sealing silicone block 4 and the elastic sealing silicone sheet 2 is shore a 40.
In other embodiments, the hardness of sealing silicone block 4 and elastic sealing silicone sheet 2 is shore a80, shore a60, shore a50, shore a 70.
Specifically, the filter screen plate 3 is further provided with a handle 9.
In particular, two sealing silica gel blocks 4 are embedded in the limiting plate 5.
Specifically, the elastic sealing silica gel sheet 2 is bonded to the limiting plate 5 through waterproof glue.
Specifically, the inner wall of the slot 7 is provided with a rubber sheet 6.
Specifically, the calorific value measuring device 12 is a calorific value meter.
Test on the sealing performance of the device:
when the hardness of the sealing silica gel blocks 4 and the elastic sealing silica gel sheet 2 is Shore A80, the extrusion force between the two sealing silica gel blocks 4 and the elastic sealing silica gel sheet 2 can bear the pressure of 60Kpa, and when the hardness is Shore A40, the extrusion force between the two sealing silica gel blocks 4 and the elastic sealing silica gel sheet 2 can bear the pressure of not less than 10Kpa, so that the daily use can be completely met, the generally highest working pressure of the gas meter is the sample of 50Kpa, meanwhile, whether leakage occurs or not is detected by using a detection instrument, the detection result meets the safety requirement, when the pressure in the gas meter 10 exceeds 50Kpa, the remote valve control module sends a closing command, and the valve driving module closes the valve on the gas inlet pipe joint, so that the safety is ensured.
The working principle is as follows: when the filter screen plate 3 is pulled out from the air inlet pipe joint, most of impurities are accumulated in the meshes of the filter screen plate 3, so that a small part of the filter screen plate 3 will remain in the gas meter 10 due to the sealing silica gel block 4 and the elastic sealing silica gel sheet 2 in the process of pulling out, but does not affect the use effect of the filter screen plate 3, the influence of the residual quantity on the gas meter 10 can be ignored and remembered, when the lower end of the filter screen plate 3 leaves the elastic sealing silica gel pieces 2, a process with openings is generated among the elastic sealing silica gel pieces 2, but can seal between sealed silica gel block 4 and the filter plate 3, therefore the gas can not reveal, can the gas that can ignore when filter plate 3 leaves sealed silica gel block 4 spill, the security can reach the requirement of gas table again completely, central processing unit is as follows to the thermal charging condition calculation mode: standard volume V at 20 degrees Celsius and one atmosphere (101.325kPa)Standard condition A(m3) Is knownOf (2), a heat value amount of 34.0MJ/m is standardized based on the detected actual heat value amount q of the pipeWorking conditions(MJ/m3) Using VStandard condition AAnd q isWorking conditionsTo convert to obtain qWorking conditionsStandard volume V at calorific value1(m3) By pressing V1Charging to achieve different heat values and different charging standards, VStandard condition A、34.0MJ/m3、qWorking conditions、V1The conversion relationship between the several is as follows: volume correction formula: v1(m3)×34.0(MJ/m3)＝VStandard condition A(m3)×qWorking conditions(MJ/m3)，V1(m)＝VStandard condition A(m3)×qWorking conditions(MJ/m3)÷34.0(MJ/m3)，V1Is the standard volume, V, of the heat value flowmeter after heat value compensationStandard condition AIs the volume before thermal compensation, qWorking conditionsIs the heat value of pipeline gas measured under the working condition, and the measured V1And multiplying the price of the fuel gas with the corresponding heat value to obtain corresponding charging data.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A heat value industrial and commercial NB-IoT gas meter system comprises a gas meter, wherein the gas meter is provided with a gas inlet pipe connector and a gas outlet pipe connector, and is internally provided with a central processing unit and an NB-IoT communication module;
the air inlet pipe joint comprises a first pipeline part with a rectangular longitudinal section and a second pipeline part with a circular longitudinal section, the first pipeline part is provided with a jack, a filter screen plate is inserted into the jack, the lower end of the filter screen plate is inserted into the slot, the inner wall of the first pipeline part is provided with a frame with two open ends, the inner wall of the frame is provided with two limiting plates, a splicing port is reserved between the two limiting plates, two sealing silica gel blocks for sealing the space formed by the frame, the limiting plates and the inner wall of the first pipeline part are arranged on the opposite surfaces of the two limiting plates, the opposite surfaces of the two sealing silica gel blocks are in extrusion contact, two elastic sealing silica gel sheets are further arranged below the frame, and opposite surfaces of the two elastic sealing silica gel sheets are in pressing contact and used for sealing a space formed among the frame, the elastic sealing silica gel sheets and the inner wall of the first pipeline part; the gas meter is internally provided with:
the data uploading module: the cloud data center is used for uploading various data of the gas meter;
a recharge write-in module: writing the charged data into the gas card;
a valve driving module: valves for controlling the connection of the gas inlet pipe and the gas outlet pipe;
price adjustment control module: adjusting data related to price in the gas meter;
a reporting period setting module: setting a reporting period of the data uploading module;
an exception reporting module: sending some abnormal information to a monitoring management system in time;
the cloud data center is used for storing and managing data;
the monitoring management system comprises:
a remote meter reading module: reading counter data of the gas meter sent by the data uploading module;
the remote recharging module: sending a remote recharging command;
the remote monitoring module: monitoring the abnormal information;
a data analysis module: analyzing various data of the gas meter;
remote price adjustment module: sending a remote price adjusting command and data;
the remote valve control module: sending a valve opening and closing command;
the hardness of the sealing silica gel block and the elastic sealing silica gel sheet is Shore A40-A80.
2. The NB-IoT gas meter system for heat value industry and commerce according to claim 1, wherein: the filter screen plate is also provided with a handle.
3. The NB-IoT gas meter system for heat value industry and commerce according to claim 1, wherein: the two sealing silica gel blocks are embedded in the limiting plate.
4. The NB-IoT gas meter system for heat value industry and commerce according to claim 1, wherein: the elastic sealing silica gel sheet is bonded on the limiting plate through waterproof glue.
5. The NB-IoT gas meter system for heat value industry and commerce according to claim 1, wherein: the inner wall of the slot is provided with a rubber sheet.
6. The NB-IoT gas meter system for heat value industry and commerce according to claim 1, wherein: the heat value measuring device is a heat value instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689228.1A CN111882754B (en) | 2020-07-16 | 2020-07-16 | Heat value industrial and commercial NB-IoT gas meter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689228.1A CN111882754B (en) | 2020-07-16 | 2020-07-16 | Heat value industrial and commercial NB-IoT gas meter system |
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| Publication Number | Publication Date |
|---|---|
| CN111882754A CN111882754A (en) | 2020-11-03 |
| CN111882754B true CN111882754B (en) | 2022-03-22 |
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| CN202010689228.1A Active CN111882754B (en) | 2020-07-16 | 2020-07-16 | Heat value industrial and commercial NB-IoT gas meter system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007014419U1 (en) * | 2007-10-07 | 2008-03-13 | Menge, Markus | Gas filter with condensate separator and cleaning opening |
| CN107390569A (en) * | 2017-06-13 | 2017-11-24 | 金卡智能集团股份有限公司 | A kind of Internet of Things gas meter, flow meter communication system and method based on the NB IoT communication technologys |
| CN108896123A (en) * | 2018-05-21 | 2018-11-27 | 谢继富 | A kind of gas meter with high efficiency and heat radiation |
| CN208672069U (en) * | 2018-07-26 | 2019-03-29 | 常州金坛金源电子有限公司 | Gas meter, flow meter cleaning and filtering device |
| CN208780284U (en) * | 2018-09-18 | 2019-04-23 | 金卡智能集团股份有限公司 | A kind of filter device and gas meter, flow meter |
| CN110207777A (en) * | 2019-07-02 | 2019-09-06 | 天津市裕民燃气表具有限公司 | A kind of Internet of Things gas meter, flow meter using NB-IOT equipment |
| CN210978509U (en) * | 2019-10-11 | 2020-07-10 | 苏州市淼昇橡塑科技有限公司 | Multifunctional silica gel sealing ring |
-
2020
- 2020-07-16 CN CN202010689228.1A patent/CN111882754B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007014419U1 (en) * | 2007-10-07 | 2008-03-13 | Menge, Markus | Gas filter with condensate separator and cleaning opening |
| CN107390569A (en) * | 2017-06-13 | 2017-11-24 | 金卡智能集团股份有限公司 | A kind of Internet of Things gas meter, flow meter communication system and method based on the NB IoT communication technologys |
| CN108896123A (en) * | 2018-05-21 | 2018-11-27 | 谢继富 | A kind of gas meter with high efficiency and heat radiation |
| CN208672069U (en) * | 2018-07-26 | 2019-03-29 | 常州金坛金源电子有限公司 | Gas meter, flow meter cleaning and filtering device |
| CN208780284U (en) * | 2018-09-18 | 2019-04-23 | 金卡智能集团股份有限公司 | A kind of filter device and gas meter, flow meter |
| CN110207777A (en) * | 2019-07-02 | 2019-09-06 | 天津市裕民燃气表具有限公司 | A kind of Internet of Things gas meter, flow meter using NB-IOT equipment |
| CN210978509U (en) * | 2019-10-11 | 2020-07-10 | 苏州市淼昇橡塑科技有限公司 | Multifunctional silica gel sealing ring |
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| CN111882754A (en) | 2020-11-03 |
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Address after: No. 800 Songda Road, Qingpu District, Shanghai, 201799 Patentee after: ZENNER Metering Technology (Shanghai) Ltd. Country or region after: China Address before: 201702 building 4, 6558 Yinggang East Road, Qingpu District, Shanghai Patentee before: ZENNER Metering Technology (Shanghai) Ltd. Country or region before: China |
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