Door station conveying system

Abstract

The utility model relates to the technical field of gas supply, in particular to a door station conveying system which comprises a station entering pipeline, the station entering pipeline is connected with the gas inlet end of an electric control valve, the gas outlet end of the electric control valve is connected with the gas inlet end of an intelligent pressure regulating valve, and the gas outlet end of the intelligent pressure regulating valve is connected with the gas inlet end of an intelligent odorizing device. The gas outlet end of the intelligent odorizing device is connected with the gas inlet end of the manifold, a first pressure monitoring device is arranged between the intelligent odorizing device and the manifold, the manifold is connected with a plurality of outbound pipelines, an intelligent control valve is arranged between each outbound pipeline and the manifold, and a second pressure monitoring device is arranged at the gas outlet end of each intelligent control valve. The electric control valve, the intelligent pressure regulating valve, the intelligent odorizing device, the first pressure monitoring device, the intelligent control valve and the second pressure monitoring device are respectively connected with the gate station controller, and the gate station controller is connected with the solar power supply device. The problems that control is difficult, deployment difficulty is large, power supply is unstable, and normal operation of a gate station conveying system is affected due to the fact that gas supply pipelines are distributed complexly can be solved.

Description

Technical Field

[0001] This utility model relates to the field of gas supply technology, specifically a gate station delivery system. Background Technology

[0002] The city gate station is the gas source point of the urban gas transmission and distribution system, and also the gas distribution station where long-distance natural gas pipelines enter the urban gas network. Its task is to receive the gas transported from the long-distance pipelines, filter, regulate, meter, odorize, and distribute the gas within the station, ensuring the safe and stable delivery of compliant gas to various users. Existing city gate station transmission systems typically use a single main pipeline extending outwards from the gate station, with multiple branch pipelines distributing the gas near the user area. While this system simplifies the city gate station transmission system, it presents the following problems in actual operation:

[0003] 1. The conveyor system has a complex and numerous branch lines; the large branch network increases the workload of daily management and maintenance, resulting in low management efficiency.

[0004] 2. Slow response and insufficient emergency handling capabilities: When a branch experiences insufficient or interrupted gas supply, it is difficult to make quick adjustments, affecting user experience and safety.

[0005] 3. Since the gate station is usually located in the suburbs of the city, the geographical location is remote, which increases the cost and technical difficulty of connecting to the power grid. It is also easily affected by the external environment, resulting in unstable power supply, affecting the safe and stable operation of the gate station transmission system and increasing maintenance costs. Utility Model Content

[0006] This utility model provides a gate station delivery system that can solve the problems caused by the complex distribution of gas supply pipelines, which leads to difficulties in management and control, slow dispatch response, unstable power supply, and affects the normal operation of the gate station delivery system.

[0007] This application provides the following technical solution:

[0008] A gate station conveying system includes an inlet pipeline connected to the air inlet of an electric control valve, the air outlet of the electric control valve connected to the air inlet of an intelligent pressure regulating valve, the air outlet of the intelligent pressure regulating valve connected to the air inlet of an intelligent odorizing device, the air outlet of the intelligent odorizing device connected to the air inlet of a manifold, a first pressure monitoring device between the intelligent odorizing device and the manifold, multiple outlet pipelines connected to the manifold, each outlet pipeline connected to the manifold having an intelligent control valve, and a second pressure monitoring device at the air outlet of each intelligent control valve. The electric control valve, intelligent pressure regulating valve, intelligent odorizing device, first pressure monitoring device, intelligent control valve, and second pressure monitoring device are all connected to a gate station controller. The gate station controller is connected to a solar power supply device, which includes solar panel components laid on the ground of the gate station.

[0009] Beneficial effects: The electric control valve is connected with the door station controller, which can accurately adjust the air intake according to the actual demand, and ensure the stability of the system air intake. The intelligent pressure regulating valve can adjust the gas pressure to a range suitable for subsequent equipment processing and delivery, ensuring that the gas pressure in the system is in a safe and efficient range, preventing damage to equipment and affecting the efficiency of gas delivery due to excessively high or low pressure. The intelligent odorizing device can add odorizing agents to the gas according to the settings, which can help people discover gas leaks in time through the odor, reducing the occurrence of safety accidents. The first pressure monitoring device is located between the intelligent odorizing device and the manifold, which can monitor the pressure of the odorized gas in real time, helping to discover whether the intelligent pressure regulating valve has faults, such as blockage or abnormal pressure, etc., so as to ensure the safety and stability of the pressure regulating process. The manifold connects multiple outbound pipelines, each of which leads to a different gas user area and supplies gas to it, and the flow of gas entering each user area can be accurately adjusted through the control valve. The second pressure monitoring device is located at the gas outlet end of the control valve, which can monitor the pressure of the outbound gas to ensure that the pressure of the outbound gas meets the supply requirements of the downstream gas pipeline, and timely feedback when the pressure of the downstream gas pipeline is abnormal, facilitating the adoption of appropriate measures. Through the door station controller, the data of each device and monitoring device can be collected to realize intelligent monitoring and management of the entire delivery system. Further, the door station delivery system can dynamically adjust the gas distribution between regions according to the gas consumption data, and realize flexible control of gas delivery in different regions. At the same time, solar energy is used to power the devices of the door station delivery system, reducing dependence on city power, reducing energy consumption and operating costs, achieving energy saving and emission reduction, and protecting the environment. The solar panel assembly laid on the ground can more fully receive sunlight, maximize the use of solar energy resources, improve power generation efficiency, and provide more clean power.

[0010] Further, a filter is provided between the inlet pipe and the electric control valve, and a valve is provided at the inlet end of the filter.

[0011] Beneficial effects: The filter can effectively filter the gas entering the door station delivery system, removing impurities, particles, pollutants, etc., protecting the subsequent equipment, ensuring its normal and stable operation, and ensuring the reliability of the entire system operation.

[0012] Further, the electric control valve uses an electric valve with pressure and flow monitoring devices.

[0013] Beneficial effects: The gas pressure and flow of the inlet pipe can be monitored in real time, and the door station controller can be connected to achieve more precise adjustment, making the system run more stably and efficiently.

[0014] Further, the intelligent odorizing device comprises an intelligent odorizing machine connected with a mixer through an intelligent control valve, an air inlet end of the mixer is connected with an air outlet end of an intelligent pressure regulating valve, an air outlet end of the mixer is connected with a manifold, and the intelligent control valve is connected with a door station controller.

[0015] Beneficial effects: The intelligent odorizing machine is connected with the mixer through the intelligent control valve. Compared with the prior art of delivering odorizing liquid by a pump, the intelligent odorizing machine can realize accurate odorizing operation by controlling the opening degree of the intelligent control valve, thereby ensuring the accuracy and stability of odorizing.

[0016] Further, a temperature control device is arranged between the intelligent odorizing device and the manifold, and the temperature control device is connected with the door station controller.

[0017] Beneficial effects: The temperature control device can heat or cool the gas to control the temperature of the gas within a specific range, thereby ensuring the stable delivery state of the gas in the pipeline and helping to accurately control the door station delivery system.

[0018] Further, a regional metering control cabinet is arranged on the outbound pipeline, the outbound pipeline is connected with a plurality of gas branch pipes after passing through the regional metering control cabinet, an intelligent control valve is arranged on the gas branch pipe, and a third pressure monitoring device is arranged near the outbound pipeline or / and the end of the gas branch pipe.

[0019] Beneficial effects: The regional metering control cabinet is arranged on each outbound pipeline, which facilitates the separate management and monitoring of the gas use in different regions, helps to improve the operation efficiency, realizes the fine management of gas supply in different regions, and can adjust the gas supply strategy according to the demand of different regions. The intelligent control valve arranged on the gas branch pipe can realize the independent control of different gas branch pipes. The third pressure monitoring device arranged near the end of each pipeline can monitor the pressure of the entire gas delivery system and comprehensively grasp the pressure distribution in the system, so that the possible pressure abnormality can be found in time.

[0020] Further, the regional metering control cabinet, the intelligent control valve, the third pressure monitoring device, and the door station controller are connected with a smart control system through a wireless connection mode.

[0021] Beneficial effects: The wireless connection with the smart control system can realize the real-time monitoring and control of the operation state of the regional metering control cabinet, the intelligent control valve, the third pressure monitoring device, and the door station controller, and the operator can manage and control the gas supply system at any time and anywhere through the smart control system, thereby improving the management efficiency and timely processing various problems in the system operation.

[0022] Further, the outbound pipeline connected with the manifold has a corresponding pipe diameter according to the gas consumption of the region connected with the outbound pipeline.

[0023] Beneficial effects: according to the gas consumption, the corresponding pipe diameter of the outlet pipeline is selected, the pressure loss is effectively reduced, and the stable supply of the gas is ensured.

[0024] Further, the solar panel assembly is laid on the ground of the door station, and high-transparency explosion-proof glass is arranged on the solar panel assembly.

[0025] Beneficial effects: the high-transparency explosion-proof glass has high light transmittance, can maximize the sunlight transmission through the glass to the solar panel assembly, ensures that the solar panel assembly can receive sufficient sunlight, improves the photoelectric conversion efficiency, makes the solar panel efficiently convert solar energy into electric energy on the ground of the door station, and does not affect the power generation capacity. Meanwhile, the high-transparency explosion-proof glass can protect the solar panel assembly and the equipment located below. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a structure schematic view of the door station conveying system embodiment one.

[0027] Figure 2 It is a ground facility view of the door station conveying system embodiment one. DETAILED DESCRIPTION

[0028] The following is further described in detail through specific embodiments:

[0029] The marks in the drawings of the specification include: an inlet pipeline 1, a filter 2, an electric control valve 3, an intelligent pressure regulating valve 4, an intelligent odorizing machine 5, a first intelligent control valve 6, a mixer 7, a first pressure monitoring device 8, a temperature control device 9, a manifold 10, a second intelligent control valve 11, a second pressure monitoring device 12, a door station controller 13, a solar power supply device 14, a solar panel assembly 15, a regional metering control cabinet 16, a third intelligent control valve 17, a third pressure monitoring device 18, an outlet pipeline 19, a first outlet pipeline 1901, a second outlet pipeline 1902, a third outlet pipeline 1903, a gas branch pipeline 20, and a camera monitoring device 21.

[0030] Embodiment one

[0031] As Figure 1 , Figure 2As shown, a door station conveying system includes an inlet pipe 1 connected with an air inlet end of an electric control valve 3, a filter 2 is arranged between the inlet pipe 1 and the electric control valve 3, and a manual valve is arranged at an air inlet end of the filter 2. An air outlet end of the electric control valve 3 is connected with an air inlet end of an intelligent pressure regulating valve 4, an air outlet end of the intelligent pressure regulating valve 4 is connected with an air inlet end of an intelligent odorizing device, an air outlet end of the intelligent odorizing device is connected with an air inlet end of a manifold 10, a first pressure monitoring device 8 is arranged between the intelligent odorizing device and the manifold 10, a plurality of outlet pipes 19 are connected with the manifold 10, a second intelligent control valve 11 is arranged between each outlet pipe 19 and the manifold 10, and a second pressure monitoring device 12 is arranged at an air outlet end of the second intelligent control valve 11. A diffusion valve is arranged on the manifold 10. A regional metering control cabinet 16 is arranged on each outlet pipe 19, the outlet pipe 19 is connected with a plurality of gas branch pipes 20 after passing through the regional metering control cabinet 16, a third intelligent control valve 17 is arranged on the gas branch pipe 20, the gas branch pipe 20 is connected with a plurality of gas sub-pipes, and a third pressure monitoring device 18 is arranged close to an end of the outlet pipe 19, the gas branch pipe 20 and the gas sub-pipe. The outlet pipe 19 connected with the manifold 10 is selected according to the gas consumption of the region connected with the outlet pipe 19, and the larger the gas consumption of the connected region is, the larger the pipe diameter is.

[0032] The electric control valve 3, the intelligent pressure regulating valve 4, the intelligent odorizing device, the first pressure monitoring device 8, the second intelligent control valve 11 and the second pressure monitoring device 12 are connected with a door station controller 13 through instrument control lines. The electric control valve 3 is an electric valve with pressure and flow monitoring devices, and the electric control valve 3 sends real-time pressure and flow information to the door station controller 13. The door station controller 13, the regional metering control cabinet 16, the third intelligent control valve 17 and the third pressure monitoring device 18 are connected with a smart control system through a wireless connection mode. The wireless connection mode can be a wireless local area network. The regional metering control cabinet 16 is a DMA regional metering control cabinet, and the DMA regional metering control cabinet is integrated with a flow monitoring unit, a pressure monitoring unit, a data transmission unit and other devices, and can collect and transmit data of the gas pipeline in real time. The third intelligent control valve 17 includes a valve well, a valve is arranged in the valve well, the valve is arranged as a buried electric valve or a buried hydraulic valve according to actual conditions, an instrument control box and a solar power supply device are arranged close to the gas valve, the valve, the solar power supply device and the instrument control box are connected, and the instrument control box is wirelessly connected with the smart control system.

[0033] The door station controller 13 is connected with the solar power supply device 14, the solar power supply device 14 comprises a solar panel assembly 15 laid on the ground of the door station, and the solar panel assembly 15 is connected with the battery assembly through a solar control unit. The solar panel assembly 15 absorbs solar energy and converts it into electric energy, and the electric energy is stored by the battery assembly after being stabilized by the solar control unit. When used, the electric energy is converted by the solar control unit and provided for load components. The solar panel assembly 15 is laid on the ground of the door station, and high-transparency explosion-proof glass is arranged on the solar panel assembly 15. The door station controller 13 is connected with a camera monitoring device 21 and an alarm device, and the camera monitoring device 21 and the alarm device are arranged on the ground. The camera monitoring device 21 monitors the situation in the door station in real time through a monitoring camera. The alarm device adopts an audible and visual alarm, and when the pressure, flow, temperature and other data of the door station transportation system reach the alarm setting value, the door station controller 13 sends an alarm signal through the audible and visual alarm to remind the staff. The door station controller 13 is provided with a display screen and control buttons.

[0034] The intelligent odorizing device comprises an intelligent odorizing machine 5, the intelligent odorizing machine 5 is connected with a mixer 7 through a first intelligent control valve 6, an air inlet end of the mixer 7 is connected with an air outlet end of the intelligent pressure regulating valve 4, an air outlet end of the mixer 7 is connected with an air inlet end of a manifold 10, and the first intelligent control valve 6 is connected with the door station controller 13 through instrument control lines. The intelligent odorizing machine 5 is arranged on the ground, the mixer 7 is arranged underground, odorizing liquid in the intelligent odorizing machine 5 enters the mixer 7 through an odorizing liquid pipeline under the action of gravity, and the first intelligent control valve 6 is located on the odorizing liquid pipeline and controls the addition amount of the odorizing liquid by controlling the opening degree of the first intelligent control valve 6.

[0035] The use method is as follows:

[0036] High-pressure gas is transported to the door station through an inlet pipeline 1, filtered and impurities removed through a filter 2, and enters a door station conveying pipeline through an electric control valve 3. A pressure and flow monitoring device of the electric control valve 3 sends the real-time pressure and flow of the inlet high-pressure gas to the door station controller 13. The high-pressure gas is depressurized through the intelligent pressure regulating valve 4, mixed with odorizing liquid through the mixer 7, and then enters the manifold 10 through the conveying pipeline in the door station and is conveyed to different areas through an outlet pipeline 19. Meanwhile, the pressure of the pipeline in the door station is monitored in real time through a first pressure monitoring device 8, the pressure of the outlet pipeline 19 is monitored in real time through a second pressure monitoring device 12, and gas distribution is realized through the door station controller 13. The supply of gas in the region is controlled through a DMA regional metering control cabinet 16, the outlet pipeline 19 is connected with a plurality of gas branch pipes 20 after passing through the DMA regional metering control cabinet 16, the gas branch pipes 20 are detected and controlled through a third intelligent control valve 17 arranged on the gas branch pipes 20, and the pressure distribution in each pipeline is monitored through a third pressure monitoring device 18.

[0037] The three outlet pipelines 19 are provided on the header pipe 10 in the embodiment, which are respectively a first outlet pipeline 1901, a second outlet pipeline 1902 and a third outlet pipeline 1903, wherein the first outlet pipeline 1901 is an industrial pipeline, the second and third outlet pipelines are civil pipelines, the pipe diameter of the first outlet pipeline 1901 is greater than that of the second and third outlet pipelines, and the second pressure monitoring device 12 provided on the first, second and third outlet pipelines respectively sends the pressure information of each outlet pipeline to the door station controller 13 in real time. When the gas usage of the area connected with the first outlet pipeline 1901 increases rapidly and the pressure in the first outlet pipeline 1901 decreases to the set value, the door station controller 13 first adjusts the opening of the second intelligent control valve 11 of the first outlet pipeline 1901 to make the pressure return to the set value; if the pressure in the first outlet pipeline 1901 does not reach the set value, the opening of the second intelligent control valve 11 of the second and third outlet pipelines is adjusted to ensure that the pressure in the second and third outlet pipelines 1903 is within the set value range and the remaining gas is distributed to the first outlet pipeline 1901; if the pressure in the first outlet pipeline 1901 still does not reach the set value, the electric control valve 3 and the intelligent pressure regulating valve 4 are adjusted to increase the pressure in the header pipe 10, so that the pressure in the first outlet pipeline 1901 reaches the set value. At the same time, the DMA area metering control cabinet 16, the third intelligent control valve 17 and the third pressure monitoring device 18 on the first outlet pipeline 1901 and the downstream pipeline send real-time monitoring data to the intelligent control system, and the whole door station conveying system is monitored through the intelligent control system to prevent leakage.

[0038] Embodiment two

[0039] The difference between the embodiment and the embodiment one is that the temperature control device 9 is arranged between the intelligent odorizing device and the header pipe 10, and the temperature control device 9 is connected with the door station controller 13.

[0040] The above is only an embodiment of the utility model, and the utility model is not limited to the field involved in the embodiment, and the well-known specific structures and characteristics and other common knowledge in the scheme are not described too much herein. It should be noted that, for those skilled in the art, without departing from the structure of the utility model, a number of modifications and improvements can be made, which should also be regarded as the protection scope of the utility model, and these will not affect the effect and practicality of the utility model. The protection scope claimed in the application should be subject to the content of the claims, and the specific implementation mode and the like recorded in the specification can be used to explain the content of the claims.

Claims

1. A door station delivery system comprising an entry station conduit, characterized in that, The inlet pipe is connected with the inlet end of the electric control valve, the outlet end of the electric control valve is connected with the inlet end of the intelligent pressure regulating valve, the outlet end of the intelligent pressure regulating valve is connected with the inlet end of the intelligent odorizing device, the outlet end of the intelligent odorizing device is connected with the inlet end of the manifold, the first pressure monitoring device is arranged between the intelligent odorizing device and the manifold, a plurality of outlet pipes are connected with the manifold, the intelligent control valve is arranged between each outlet pipe and the manifold, the second pressure monitoring device is arranged at the outlet end of the intelligent control valve, the electric control valve, the intelligent pressure regulating valve, the intelligent odorizing device, the first pressure monitoring device, the intelligent control valve and the second pressure monitoring device are connected with the door station controller, the door station controller is connected with the solar power supply device, and the solar power supply device comprises a solar panel assembly arranged on the ground of the door station.

2. The door station delivery system of claim 1, wherein: A filter is arranged between the inlet pipe and the electric control valve, and a valve is arranged at the inlet end of the filter.

3. The door station delivery system of claim 1, wherein: The electric control valve is an electric valve with pressure and flow monitoring devices.

4. The door station delivery system of claim 1, wherein: The intelligent odorizing device comprises an intelligent odorizing machine, the intelligent odorizing machine is connected with a mixer through the intelligent control valve, the inlet end of the mixer is connected with the outlet end of the intelligent pressure regulating valve, the outlet end of the mixer is connected with the manifold, and the intelligent control valve is connected with the door station controller.

5. The door station delivery system of claim 1, wherein: A temperature control device is arranged between the intelligent odorizing device and the manifold, and the temperature control device is connected with the door station controller.

6. The door station delivery system of claim 1, wherein: A regional metering control cabinet is arranged on the outlet pipe, the outlet pipe is connected with a plurality of gas branch pipes after passing through the regional metering control cabinet, an intelligent control valve is arranged on the gas branch pipe, and a third pressure monitoring device is arranged close to the outlet pipe or / and the end of the gas branch pipe.

7. The door station delivery system of claim 6, wherein: The regional metering control cabinet, the intelligent control valve, the third pressure monitoring device and the door station controller are connected with the intelligent control system through wireless connection.

8. The door station delivery system of claim 1, wherein: The outlet pipe connected with the manifold has a corresponding pipe diameter according to the gas consumption of the region connected with the outlet pipe.

9. The door station delivery system of claim 1, wherein: The solar panel assembly is arranged on the ground of the door station, and high-transparency explosion-proof glass is arranged on the solar panel assembly.

10. The door station delivery system of claim 1, wherein: The door station controller is connected with a camera monitoring device and an alarm device.

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