CN204807270U

CN204807270U - Long -range gas pipeline pressure monitoring system

Info

Publication number: CN204807270U
Application number: CN201520342302.7U
Authority: CN
Inventors: 张悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-05-26
Filing date: 2015-05-26
Publication date: 2015-11-25
Anticipated expiration: 2025-05-26

Abstract

The utility model discloses a long -range gas pipeline pressure monitoring system, including a plurality of atmospheric pressure monitor cell, a plurality of area monitoring station and integrated management platform, a plurality of atmospheric pressure monitor cell set up respectively in the different positions of gas pipeline, and a plurality of atmospheric pressure monitor cell are under the jurisdiction of different area monitoring stations respectively, and atmospheric pressure monitor cell carries out radio communication rather than the area monitoring station that is subordinate to and connects, communication connection is carried out through the integrated management platform of network and distal end in a plurality of area monitoring station. The utility model discloses can promptly and accurately acquire gas pipeline pressure data.

Description

A kind of long-range gas pipe pressure monitoring system

Technical field

The utility model belongs to physical field, particularly the long-range gas pipe pressure monitoring system of one.

Background technology

Combustion gas is the general name of gaseous fuel, and it can burn and release heat, for city dweller and industrial enterprise.The kind of combustion gas is a lot, mainly comprises rock gas, manufactured gas, manufactured fuel gas, liquefied petroleum gas (LPG) and biogas etc.Because fuel gases calorific value is high, products of combustion environmental pollution is few, be considered to high-quality clean fuel, not only can be used as the life fuel of resident, also the fuel of the vehicles such as vehicle can be used as, along with people are to the continuous increase of gas demand, for the pipeline of delivery of fuel gas also more and more intensive complexity in city, therefore higher requirement be it is also proposed to the monitoring of gas pipeline safety and maintenance.Conventional gas pipeline safety monitoring mode to the monitoring of gas pipe pressure, by to the monitoring analysis of the different surveyed area of gas pipeline at different time point pressure, gas pipeline can be obtained and whether there is the information such as exception and Exception Type, corresponding attended operation can be carried out on this basis to gas pipeline, to ensure the security of gas supply and gas ductwork, and then ensure the security of the lives and property of the people.At present, gas company uses traditional mechanical compression monitoring device to obtain the pressure information of door station, voltage regulating station and pressure regulating box pipeline usually, and timing goes to scene to take to record the paper of pressure information, and concentrates and carry out statistical study and process.This method can not acquisition pipeline pressure Monitoring Data promptly and accurately, simultaneously can the workload of at substantial.

Utility model content

For the defect of prior art, the utility model provides a kind of long-range gas pipe pressure monitoring system.

A kind of long-range gas pipe pressure monitoring system, comprise multiple Pressure monitoring unit, multiple area monitoring station and comprehensive management platform, described multiple Pressure monitoring unit is arranged at the diverse location of gas pipeline respectively, multiple Pressure monitoring unit is under the jurisdiction of different area monitoring stations respectively, Pressure monitoring unit carries out radio communication with the area monitoring station that it is subordinate to and is connected, and described multiple area monitoring station is communicated to connect by the comprehensive management platform of network and far-end; Described area monitoring station comprises alarm module, the processing module that transmits, Received signal strength processing module and supervisory control comuter; Described supervisory control comuter is connected with the described processing module that transmits by coding module, described in the processing module that transmits be connected with wireless transmission antenna; Described Received signal strength processing module is connected with described supervisory control comuter by decoder module, and described Received signal strength processing module is connected with wireless receiving antenna; Described transmit processing module and Received signal strength processing module respectively with carrier frequency sources model calling; Described supervisory control comuter also with display, Network Interface Module and fuel gas shutoff model calling.

Optionally, described Pressure monitoring unit comprises pressure transducer and wireless launcher, and described pressure transducer is connected with wireless launcher; Pressure transducer comprises first, second housing 1,2, in described first housing 1, there is cavity 3, sensing element 4 is provided with in this cavity 3, cavity 3 inwall is provided with some locating pieces for limiting sensing element position, be respectively arranged with first, second step-like flange 6,7 outside first, second housing 1,2 described, this first, second step-like flange 6,7 external card is equipped with first, second housing 1,2 splicing metal retainer plate 8 together; Described sensing element 4 two end faces are respectively arranged with O-ring seal 9 and space washer 5, described O-ring seal 9 is between sensing element 4 and the first housing 1, described space washer 5 between sensing element 4 and the second housing 2, the outer face of described space washer 5 and the end face of the first housing 1.

The beneficial effects of the utility model are: long-range gas pipe pressure monitoring system of the present utility model, the remote monitoring of gas pipe pressure can be realized by the multiple long distance wireless pressure monitoring unit arranged, can acquisition pipeline pressure data promptly and accurately, decrease workload, and gas pipeline air feed can be cut off when monitoring gas pipe pressure and being abnormal, Accident prevention occurs.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model gas pipe pressure monitoring system;

Fig. 2 is the structural representation at the utility model area monitoring station;

Fig. 3 is the structural representation of the utility model pressure transducer.

Embodiment

For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing, make above-mentioned and other object of the present utility model, Characteristics and advantages will be more clear.Reference numeral identical in whole accompanying drawing indicates identical part.Deliberately do not draw accompanying drawing in proportion, focus on purport of the present utility model is shown.

As shown in Figure 1, long-range gas pipe pressure monitoring system of the present utility model comprises multiple Pressure monitoring unit, multiple area monitoring station and comprehensive management platform, in Fig. 1, multiple Pressure monitoring unit is arranged at the diverse location of gas pipeline respectively, is realized the distribution collection of pressure data like this by Pressure monitoring unit.Radio communication is carried out at the area monitoring station that Pressure monitoring unit is subordinate to it, inclusion region monitoring station 1 to area monitoring station N in Fig. 1, each area monitoring station can communicate with multiple Pressure monitoring unit, Pressure monitoring unit 1 to the Pressure monitoring unit N being under the jurisdiction of area monitoring station 1 in Fig. 1 communicates with area monitoring station 1, and Pressure monitoring unit 1 to the Pressure monitoring unit L being under the jurisdiction of area monitoring station N communicates with area monitoring station N.Each area monitoring station can be communicated with the comprehensive management platform of far-end by network (such as Ethernet), thus the data collected is sent to comprehensive management platform, comprehensive management platform, is responsible for focusing on of data.

Refer to Fig. 2, described area monitoring station comprise alarm module, the processing module that transmits, Received signal strength processing module and supervisory control comuter; Described supervisory control comuter is connected with the processing module that transmits by coding module, and the signal after modulation is launched by wireless transmission antenna by the processing module that transmits; Described Received signal strength processing module is connected with described supervisory control comuter by decoder module, and Received signal strength processing module receives the monitor signal of Pressure monitoring unit transmission by wireless receiving antenna, and signal sends to supervisory control comuter after decode-regulating; Carrier frequency source module is connected, for it provides carrier frequency with described processing module and the Received signal strength processing module of transmitting; Described supervisory control comuter also with display, Network Interface Module and fuel gas shutoff model calling; Can be arranged by display or show the information such as gas pipe pressure, alerting signal is sent by alarm module after monitoring gas pipe pressure exception, cut off the gas supply of corresponding pipeline by fuel gas shutoff module, Network Interface Module is for completing the communication with comprehensive management platform simultaneously.

Described Pressure monitoring unit comprises pressure transducer and wireless launcher, described pressure transducer is connected with wireless launcher, the pipeline pressure signal detected by pressure transducer by wireless launcher sends to described area monitoring station, the structure of pressure transducer as shown in Figure 3, it comprises first, second housing 1, 2, in described first housing 1, there is cavity 3, sensing element 4 is provided with in this cavity 3, cavity 3 inwall is provided with some locating pieces for limiting sensing element position, described first, second housing 1, first is respectively arranged with outside 2, second step shape flange 6, 7, this is first years old, second step shape flange 6, 7 external card are equipped with first, second housing 1, 2 splicings metal retainer plate 8 together.Described sensing element 4 two end faces are respectively arranged with O-ring seal 9 and space washer 5, described O-ring seal 9 is between sensing element 4 and the first housing 1, described space washer 5 between sensing element 4 and the second housing 2, the outer face of described space washer 5 and the end face of the first housing 1.

Set forth a lot of detail in the above description so that fully understand the utility model.But above description is only preferred embodiment of the present utility model, the utility model can be much different from alternate manner described here to implement, and therefore the utility model is not by the disclosed concrete restriction implemented above.Any those skilled in the art are not departing under technical solutions of the utility model ambit simultaneously, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Every content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model protection.

Claims

1. a long-range gas pipe pressure monitoring system, it is characterized in that comprising multiple Pressure monitoring unit, multiple area monitoring station and comprehensive management platform, described multiple Pressure monitoring unit is arranged at the diverse location of gas pipeline respectively, multiple Pressure monitoring unit is under the jurisdiction of different area monitoring stations respectively, Pressure monitoring unit carries out radio communication with the area monitoring station that it is subordinate to and is connected, and described multiple area monitoring station is communicated to connect by the comprehensive management platform of network and far-end; Described area monitoring station comprises alarm module, the processing module that transmits, Received signal strength processing module and supervisory control comuter; Described supervisory control comuter is connected with the described processing module that transmits by coding module, described in the processing module that transmits be connected with wireless transmission antenna; Described Received signal strength processing module is connected with described supervisory control comuter by decoder module, and described Received signal strength processing module is connected with wireless receiving antenna; Described transmit processing module and Received signal strength processing module respectively with carrier frequency sources model calling; Described supervisory control comuter also with display, Network Interface Module and fuel gas shutoff model calling.

2. long-range gas pipe pressure monitoring system according to claim 1, it is characterized in that described Pressure monitoring unit comprises pressure transducer and wireless launcher, described pressure transducer is connected with wireless launcher; Pressure transducer comprises first, second housing (1,2), in described first housing (1), there is cavity (3), sensing element (4) is provided with in this cavity (3), cavity (3) inwall is provided with some locating pieces for limiting sensing element position, first, second housing described (1,2) outside is respectively arranged with first, second step-like flange (6,7), and this first, second step-like flange (6,7) external card is equipped with first, second housing (1,2) splicing metal retainer plate (8) together; Described sensing element (4) two end faces are respectively arranged with O-ring seal (9) and space washer (5), described O-ring seal (9) is positioned between sensing element (4) and the first housing (1), described space washer (5) is positioned between sensing element (4) and the second housing (2), the outer face of described space washer (5) and the end face of the first housing (1).