CN212340349U - Multifunctional intelligent gas meter - Google Patents
Multifunctional intelligent gas meter Download PDFInfo
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- CN212340349U CN212340349U CN201922167680.7U CN201922167680U CN212340349U CN 212340349 U CN212340349 U CN 212340349U CN 201922167680 U CN201922167680 U CN 201922167680U CN 212340349 U CN212340349 U CN 212340349U
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Abstract
The utility model discloses a multi-functional intelligent gas table, solenoid valve, sensor system, terminal control system before the gas table, sensor system detects pipeline pressure, indoor personnel, indoor methane concentration, indoor CO concentration, passes to terminal control system with detected signal simultaneously, and terminal control system carries out computational analysis to various signals, passes to the solenoid valve with the signal, opens and close control to the solenoid valve to guarantee indoor personnel's safety, outside casing then plays the effect of protection table body and sensing system. The utility model has the advantages that: various sensors are distributed in the gas meter, so that various data can be measured in real time, and the gas meter is safe and stable.
Description
Technical Field
The utility model relates to a gas measurement and safety monitoring technical field, in particular to multi-functional intelligent gas table.
Background
The gas meter is used as an important metering device of natural gas energy, and has influence on economic benefits of both supply and demand parties. The gas meters are classified as eight types of measuring instruments which are mainly managed in China, managed according to law and listed in the catalog of working measuring instruments which are forcibly verified in the people's republic of China. The gas meter is also taken great attention internationally, and a series of relevant technical laws and regulations about production conditions and quality evaluation of gas meter products are established. At present, the application of intelligent gas meters in China is mainly divided into two types, one is a prepayment mode represented by an IC card gas meter, and the other is an intelligent remote transmission gas meter, namely, a diaphragm gas meter is used as a metering base meter, a flow signal acquisition module, a wireless transmission module and the like are additionally arranged, and the use condition of the gas meter is transmitted from indoor to an outdoor remote centralized meter reading system in a wired or wireless transmission mode.
With the improvement of the scientific and technical level, the intelligent gas meter enters every family, but due to factors such as a gas appliance, a gas pipeline, human factors and the like, an explosion accident frequently happens in a kitchen of a resident user. Therefore, it is necessary to ensure the safety of the residential users by methane detection, CO detection, infrared detection, pressure detection after the meter, and the like in the kitchen.
Disclosure of Invention
The utility model aims to solve the technical problem that a multifunctional gas meter is provided, through the detection to methane, CO, personnel etc. in the kitchen, on the basis of accurate measurement gas flow, guarantee user's safety.
In order to solve the technical problem, the utility model discloses a technical scheme is: set up the solenoid valve before the gas table, dispose sensing system on the outside casing simultaneously, including human infrared inductor, methane sensor, CO sensor, set up pressure sensor on the gas pipeline behind the table to detect table back pressure, set for corresponding software at the terminal control end, carry out the analysis to sensor transmission signal, control the automation of solenoid valve and open and stop.
The electromagnetic valve has a remote transmission function, can receive signals transmitted by a terminal control system, can be automatically closed and opened according to the transmission signals, and is installed outdoors.
The sensor system, the human body infrared sensor, the methane sensor, the CO sensor and the pressure sensor are all sensors which are stored by batteries and have a remote transmission function.
The terminal control system is arranged on the enterprise monitoring platform, and automatically controls the electromagnetic valve to be switched off when the concentration of methane and CO exceeds a certain range by compiling corresponding software; when the human body infrared sensor does not sense a personnel signal and the gas meter has flow, the electromagnetic valve is automatically controlled to be cut off; when the pressure exceeds the protection value or is lower than the starting value of the gas appliance, the electromagnetic valve is automatically controlled to be switched off.
Shell system openly adopts the foraminiferous transparent plastic casing, and the aperture radius is 10mm, evenly distributed, and the user of not only being convenient for observes flow data, has guaranteed simultaneously that table case inside sensor response kitchen internal methane concentration, CO concentration and personnel's condition. The other surfaces of the shell are made of stainless steel sheets, which is beneficial to fixing the sensor.
The utility model has the advantages that: the utility model provides a multi-functional intelligent gas table contains preceding solenoid valve of gas table, sensor system, terminal control system, outside casing, methane concentration, CO concentration in the detectable kitchen, has or not personnel, detects gas flow and table back pressure, and under abnormal condition, control solenoid valve self-closing normally controls the solenoid valve and opens automatically. The gas load recorder is convenient to use, and ensures the safety of a gas user while ensuring the normal recording of the gas load of the user.
Drawings
Fig. 1 is a schematic diagram of a multifunctional intelligent gas meter of the present invention;
fig. 2 is a schematic view of the front plastic shell of the external shell of the present invention.
In the figure:
1. gas meter 2, pressure sensor 3, methane sensor
7. Electromagnetic valve 8, control cabinet 9, pressure cut-off
10. Flow cut-off 11, methane cut-off 12, CO cut-off
Detailed Description
The invention will be described in further detail with reference to the following drawings and embodiments:
as shown in fig. 1, a multi-functional intelligent gas presentation comprises: the gas meter intelligent control system comprises a gas meter front electromagnetic valve, a sensor system, a terminal control system and an external shell 6, wherein the sensor system comprises a human body infrared sensor 5, a pressure sensor 2, a methane sensor 3 and a CO sensor 4, and the terminal control system comprises an ultra/low pressure cut-off 9, an ultra flow cut-off 10, an over-high concentration CO cut-off 12 and an over-high concentration methane cut-off 11.
The urban gas enters the gas meter 1 through a gas meter front valve after being subjected to pressure regulation, and enters the gas appliance after being subjected to pressure detection by the pressure sensor 2 after passing through the gas meter 1.
The gas meter 1 can record the gas load of the user in real time.
The human body infrared sensor 5 detects whether a person is in the kitchen, and when the person is not in the kitchen, if the gas meter 1 has flow display, the electromagnetic valve 7 is cut off through the control system.
The pressure sensor 2 detects the pressure of the fuel gas behind the meter, the methane sensor 3 detects the concentration of methane in the kitchen, and the CO sensor 4 detects the concentration of CO in the kitchen.
The control system is provided with relevant software for receiving signals transmitted by each sensor and analyzing the received signals so as to control the opening and closing of the electromagnetic valve in front of the gas meter.
The front panel of the outer shell is made of transparent plastic and is provided with a small round hole, as shown in figure 2, the sensor can work conveniently, and other panels are made of stainless steel sheets with the thickness of 3 mm.
The electromagnetic valve is used for receiving a signal of a terminal control system and controlling the opening and closing of the pipeline; the sensor is used for detecting the existence of indoor personnel, detecting a pressure signal, detecting the indoor methane concentration and detecting the indoor CO concentration, and simultaneously transmitting the detection signal to the terminal control system; the terminal control system is used for assembling the pipe network experiment simulation system into experiment systems with different topological structures according to requirements, the gas data transmission system simulates and transmits pressure and flow signals of leakage points, load points and different nodes in the experiment pipe network, and the metering data display system converts the transmitted pressure signals and flow signals into electric signals and then converts the electric signals into digital signals for metering. Compressed air enters a gas pipe network system after being filtered by an inlet and subjected to pressure regulation and metering, and experimental data of each node, load point and leakage point in a pipe network are measured through signal transmission.
Above technical feature constitutes the utility model discloses an optimum implementation mode, it has stronger adaptability and best implementation effect, can multiple protection gas user's safety.
Claims (10)
1. The utility model provides a multi-functional intelligent gas table, solenoid valve before gas table box, gas table, sensor system, terminal control system and the gas table, sensor system is equipped with signal transmitter, terminal control system is equipped with signal receiver, characterized by: the gas meter and the sensor system are arranged in a gas meter box, the gas meter front electromagnetic valve is arranged outside the gas meter box and on a pipeline connected with the gas meter, and the terminal control system comprises a pressure cut-off signal control circuit, an over-flow cut-off signal control circuit, a methane cut-off signal control circuit and a CO cut-off signal control circuit.
2. The multifunctional intelligent gas meter according to claim 1, wherein: the sensor system comprises a human body infrared sensor (5), a pressure sensor (2), a methane sensor (3) and a CO sensor (4).
3. The multifunctional intelligent gas meter according to claim 1, wherein: the front electromagnetic valve (7) of the gas meter is an automatic control electromagnetic valve.
4. The multifunctional intelligent gas meter according to claim 3, wherein: and the front electromagnetic valve (7) of the gas meter is in wireless signal connection with a terminal control system.
5. The multifunctional intelligent gas meter according to claim 2, wherein: the pressure sensor (2) is arranged at the outlet of the gas meter and can detect the pressure after the meter.
6. The multifunctional intelligent gas meter according to claim 1, wherein: the terminal control system comprises an ultra/low pressure cut-off (9), an ultra flow cut-off (10), an over-high concentration CO cut-off (12) and an over-high concentration methane cut-off (11) which are respectively connected with a front electromagnetic valve (7) of the gas meter.
7. The multifunctional intelligent gas meter according to claim 1, wherein: the sensor systems adopt wireless sensors to transmit data with a terminal control system through wireless signals.
8. The multifunctional intelligent gas meter according to claim 1, wherein: and the sensor system and the gas meter are both fixed on the front panel of the gas meter box body.
9. The multifunctional intelligent gas meter according to claim 1, wherein: the front panel of the gas meter box body is made of transparent plastic, and the rest panels are made of stainless steel sheets.
10. The multifunctional intelligent gas meter according to claim 8, wherein: the front panel is evenly provided with small holes, and the radius of the small holes is 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922167680.7U CN212340349U (en) | 2019-12-06 | 2019-12-06 | Multifunctional intelligent gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922167680.7U CN212340349U (en) | 2019-12-06 | 2019-12-06 | Multifunctional intelligent gas meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212340349U true CN212340349U (en) | 2021-01-12 |
Family
ID=74063634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922167680.7U Active CN212340349U (en) | 2019-12-06 | 2019-12-06 | Multifunctional intelligent gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212340349U (en) |
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2019
- 2019-12-06 CN CN201922167680.7U patent/CN212340349U/en active Active
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