CN203276016U - Gas monitoring device of underground pipe network - Google Patents
Gas monitoring device of underground pipe network Download PDFInfo
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- CN203276016U CN203276016U CN2013203753615U CN201320375361U CN203276016U CN 203276016 U CN203276016 U CN 203276016U CN 2013203753615 U CN2013203753615 U CN 2013203753615U CN 201320375361 U CN201320375361 U CN 201320375361U CN 203276016 U CN203276016 U CN 203276016U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses a gas monitoring device of an underground pipe network. The gas monitoring device comprises a gas processing unit, a monitoring processing unit and a power supply used for supplying power to the gas processing unit and the monitoring processing unit, wherein the gas processing unit comprises a gas-water separator and a gas collection pump; the monitoring processing unit comprises a gas sensor, a main control board, a display module, a communication module and a control output module; the main control board comprises a processor and a gas data collection circuit; the display module, the communication module and the control output module are respectively connected with the processor; the control output module is connected with the gas collection pump; the main control board can control the starting and stopping of the gas collection pump by virtue of a gas collection pump control circuit. The gas monitoring device discloses by the utility model can be used for monitoring gas of the pipe network in real time, automatically performing pump drainage control according a gas concentration value, eliminating hidden dangers, meanwhile drying detected gas, improving the monitoring precision and stability of the device, and lowering the system maintenance cost.
Description
Technical field
The utility model relates to a kind of supervising device, relates in particular to the underground pipe network gas monitoring apparatus that a kind of gas concentration that is applicable to the fields such as sewer, septic tank and treatment tank detects and controls.
Background technology
In recent years, Urban Buried Pipeline Network gas burst or personnel's intoxication accident happen occasionally, its reason is underground pipe network humid environment, relative closure, waste water, blowdown thing decompose inflammable and explosive, toxic and harmful such as CH4, H2S, CO etc. in a large number, this class gas accumulates in the space of underground pipe network, if in time pump drainage is disposed, in case concentration over-standard just might cause blast or the poisoning accident of personnel; Simultaneously, because urban pipe network is in the Cities with Great Population area, will bring massive losses to people's lives and properties in case accident occurs.For this reason, the gas-monitoring of underground pipe network has also progressively caused the attention of relevant department, is badly in need of strengthening underground pipe network gas concentration inspect and strength disposal.
At present, underground pipe network gas detects and mainly still adopts manual inspection, carries out pump drainage according to patrolling and examining result.This mode, the one side personnel of patrolling and examining work heavy, can not carry out Real-Time Monitoring to the monitoring point on the other hand, can not in time find and remove a hidden danger, and avoid the generation of accident.For addressing this problem, part manufacturer or scientific research institutions have also released some gas monitoring apparatus, but traditional supervising device can only monitor gas, can not in time find and remove a hidden danger.Simultaneously, in monitor procedure, need to carry out drying to gas and process, the dry processing of common gas is adopted and be connected in series drying bottle in exhaust pipe, places drying agent and carry out drying in drying bottle, and the major defect of this processing mode is:
(1) need the periodic replacement drying agent, guarantee drying effect;
(2) drying agent can cause air-flow retardance in exhaust pipe, affects the extraction effect of gas.
As seen, this disposal route has caused on the one hand that the monitoring and maintenance workload is large, cost is high, and on the other hand, the pipeline gas retardance that drying agent causes is serious, even can't effectively extract lower gas-monitoring, causes realizing the monitoring of underground pipe network gas.
The utility model content
For the prior art above shortcomings, the purpose of this utility model just is to provide a kind of underground pipe network gas monitoring apparatus, can carry out Real-Time Monitoring to pipe network gas, and can automatically carry out pump drainage according to gas concentration value and control, hidden danger is carried out Processing for removing; Carrying out the drying processing to detecting gas, improve monitoring accuracy and the stability of device simultaneously, and reduce the maintenance cost of system.
To achieve these goals, the technical solution adopted in the utility model is such: a kind of underground pipe network gas monitoring apparatus, comprise air processing unit, monitoring processing unit and be the power supply of air processing unit and monitoring processing unit power supply, it is characterized in that:
Described air processing unit comprises moisture trap and gas collection pump; Described moisture trap comprises air storage chamber, air-water separation chamber and the reservoir chamber that is connected successively from top to bottom, be respectively arranged with gas outlet, air intake opening and freeing port on air storage chamber, air-water separation chamber and reservoir chamber, described gas collection pump is connected with gas outlet on air storage chamber by pipeline, gas can be sucked from the air intake opening on air-water separation chamber by starting the gas collection pump, and make gas enter air storage chamber after gas-water separation;
Described monitoring processing unit comprises gas sensor, master control borad, display module, communication module and control output module, described gas sensor is installed on the air storage chamber top, described master control borad comprises processor and gas data Acquisition Circuit, this gas data Acquisition Circuit is connected with gas sensor, and sends processor to after the signal that gas sensor detects is processed; Described display module, communication module and control output module are connected with processor respectively, to carry out data demonstration, data transmission and control signal output; Described control output module is connected with the gas collection pump, and this control output module has the gas collection pump control circuit, and master control borad is controlled the start and stop of gas collection pump by this gas collection pump control circuit.
Further, described air storage chamber, air-water separation chamber and reservoir chamber are tube structure, and the junction of air-water separation chamber and reservoir chamber is formed with a funnel type cavity, and air storage chamber is connected with this funnel type cavity by a wireway; Be provided with a helical gas-water separation pipe at air-water separation chamber, an end of described gas-water separation pipe is connected with air intake opening, and the other end is connected with the funnel type cavity; Described funnel type cavity is connected with reservoir chamber by an aqueduct, and this aqueduct extends to bottom reservoir chamber.
Further, this supervising device also comprises a liquid level sensor, and correspondence is provided with the liquid level data Acquisition Circuit on master control borad, and described liquid level sensor is connected with processor through the liquid level data Acquisition Circuit.
Further, described control output module is connected with an off-gas pump, is provided with the off-gas pump control circuit in control output module correspondence, and described off-gas pump is connected with the off-gas pump control circuit, and master control borad is controlled the off-gas pump start and stop by this off-gas pump control circuit.
Further, described gas sensor is one or more in CH4 sensor, CO sensor and H2S sensor.
Further, described communication module is one or more in GPRS module, RS485 module and CAN module.
Further, described display module is charactron or liquid crystal display.
Compared with prior art, the utility model has the advantage of:
1, simple in structure, can realize that the concentration of underground pipe network gas is carried out Real-Time Monitoring, and carry out data communication by communication module and Surveillance center.
2, master control borad is controlled off-gas pump work according to the gas data that collects by controlling output module, realizes that pump drainage controls automatically, thereby can in time remove a hidden danger.
3, adopt moisture trap that gas is processed, both realized underground pipe network is detected the drying processing of sample gas, solved simultaneously adopt drying agent carry out dry process that the maintenance work that the needs periodic replacement that brings causes is heavy, cost is high and drying agent on the problems such as effect of bleeding of air-flow retardance impact in pump-line, make and detect better effects if, more effective, improve monitoring accuracy and the stability of device, and reduce the maintenance cost of system.
Description of drawings
Fig. 1 is syndeton schematic diagram of the present utility model;
Fig. 2 is the cut-open view of moisture trap.
In figure: 1-power supply, 2-moisture trap, 21-air storage chamber, 22-air-water separation chamber, 23-reservoir chamber, 24-gas outlet, 25-air intake opening, 26-freeing port, 27-funnel type cavity, 28-wireway, 29-gas-water separation pipe, 210-aqueduct, 3-gas sensor, 4-gas collection pump, 5-master control borad, 6-display module, 7-communication module, 8-control output module, 9-off-gas pump, 10-downtake pipe, 11-second exhaust pipe.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment: referring to Fig. 1, Fig. 2, a kind of underground pipe network gas monitoring apparatus comprises air processing unit, monitoring processing unit and is the power supply 1 of air processing unit and monitoring processing unit power supply.
Described air processing unit comprises moisture trap 2 and gas collection pump 4; Described moisture trap 2 comprises air storage chamber 21, air-water separation chamber 22 and the reservoir chamber 23 that is connected successively from top to bottom, be respectively arranged with gas outlet 24, air intake opening 25 and freeing port 26 on air storage chamber 21, air-water separation chamber 22 and reservoir chamber 23, described gas collection pump 4 is connected with gas outlet 24 on air storage chamber 21 by pipeline, gas can be sucked from the air intake opening 25 on air-water separation chamber 22 by starting gas collection pump 4, and make gas enter air storage chamber 21 after gas-water separation.During concrete enforcement, the exhausr port of gas collection pump 4 is connected with downtake pipe 10, in order to gas is discharged.
During concrete enforcement, described air storage chamber 21, air-water separation chamber 22 and reservoir chamber 23 are tube structure, and the junction of air-water separation chamber 22 and reservoir chamber 23 is formed with a funnel type cavity 27, and air storage chamber 21 is connected with this funnel type cavity 27 by a wireway 28.Be provided with a helical gas-water separation pipe 29 at air-water separation chamber 22, an end of described gas-water separation pipe 29 is connected with air intake opening 25, and the other end is connected with funnel type cavity 27; Described funnel type cavity 27 is connected with reservoir chamber 23 by an aqueduct 210, and this aqueduct 210 extends to reservoir chamber 23 bottoms.Bleed by gas collection pump 4, make gas spirality gas-water separation pipe 29 high speeds by the time produce centrifugal force, and carry out gas-water separation under the effect of centrifugal force, thereby solved adopt drying agent carry out dry process that the maintenance work that the needs periodic replacement that brings causes is heavy, cost is high and drying agent on the bleed problem of effect of air-flow retardance impact in pump-line.
Described monitoring processing unit comprises gas sensor 3, master control borad 5, display module 6, communication module 7 and controls output module 8, described gas sensor 3 is installed on air storage chamber 21 tops, described master control borad 5 comprises processor and gas data Acquisition Circuit, this gas data Acquisition Circuit is connected with gas sensor 3, and sends processor to after the signal that gas sensor 3 detects is processed; Described display module 6, communication module 7 and control output module 8 are connected with processor respectively, to carry out data demonstration, data transmission and control signal output; Described control output module 8 is connected with gas collection pump 4, and this control output module 8 has the gas collection pump control circuit, and master control borad 5 is controlled the start and stop of gas collection pump 4 by this gas collection pump control circuit.
Described control output module also is connected with an off-gas pump 9, be provided with off-gas pump 9 control circuits in control output module 8 correspondences, described off-gas pump 9 is connected with the off-gas pump control circuit, master control borad 5 is controlled off-gas pump 9 start and stop by this off-gas pump control circuit, thereby so that in time gas is got rid of, to remove a hidden danger.This off-gas pump 9 is connected with second exhaust pipe 11, so that gas is discharged in pipe network.
during use in process, are connected with freeing port at the air intake opening 25 of moisture trap 2 and connect respectively exhaust tube and drainpipe, then exhaust tube is stretched in pipe network, after energising, master control borad 5 output gas collection pump control signals start gas collection pump 4 by controlling output module 8, gas in underground pipe network enters moisture trap 2 by air intake opening 25, complete dry the processing under the effect of moisture trap 2, the gas collection pump is after 4 work a period of times, be full of up-to-date gas to be measured from underground pipe network extraction and drying processing in the air storage chamber 21 of moisture trap 2, master control borad 5 output control signals are by controlling output module 8 the Stopping Sets air pumps 4, simultaneously the signal of gas sensor 3 gathered, and image data is analyzed judgement, if gas concentration exceeds standard, output off-gas pump working signal, if gas concentration does not exceed standard, output off-gas pump stop signal, simultaneously the gas concentration data are sent to the communication module 7 long-range Surveillance center that passes to, show by display module 6 simultaneously.So circulation realizes the monitoring to underground pipe network gas.When the interior water yield of reservoir chamber 23 surpassed freeing port 26 position, water can be discharged through drainpipe from freeing port 26, thereby guaranteed stable, the normal operation of moisture trap 2.
This supervising device also comprises a liquid level sensor, and correspondence is provided with the liquid level data Acquisition Circuit on master control borad 5, and described liquid level sensor is connected with processor through the liquid level data Acquisition Circuit.This liquid level sensor enters in pipe network with exhaust tube, by liquid level sensor, the liquid level in pipe network is surveyed, thereby determine the liquid level in pipe network, avoid liquid level to rise and be dipped into when bleeding the mouth of pipe, start gas collection pump 4 and liquid suction air storage chamber 21 is caused the damage of sensor 3.
As preferably, described gas sensor 3 is one or more in CH4 sensor, CO sensor and H2S sensor; Can monitor main harm gas, thereby avoid better having an accident.
As preferably, described communication module 7 is one or more in GPRS module, RS485 module and CAN module; Realize the data communication of supervising device and Surveillance center, so that Surveillance center grasps the measuring point status information in real time.
As preferably, described display module 6 is charactron or liquid crystal display, and is simple in structure, with low cost, and display effect is good.
Need to prove at last, above embodiment is only in order to the technical solution of the utility model to be described but not the restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or are equal to replacement, and do not break away from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. underground pipe network gas monitoring apparatus comprises air processing unit, monitoring processing unit and is the power supply (1) of air processing unit and the power supply of monitoring processing unit, it is characterized in that:
described air processing unit comprises moisture trap (2) and gas collection pump (4), described moisture trap (2) comprises the air storage chamber (21) that is connected successively from top to bottom, air-water separation chamber (22) and reservoir chamber (23), in air storage chamber (21), be respectively arranged with gas outlet (24) on air-water separation chamber (22) and reservoir chamber (23), air intake opening (25) and freeing port (26), described gas collection pump (4) is connected with gas outlet (24) on air storage chamber (21) by pipeline, gas can be sucked from the air intake opening (25) on air-water separation chamber (22) by starting gas collection pump (4), and make gas enter air storage chamber (21) after gas-water separation,
Described monitoring processing unit comprises gas sensor (3), master control borad (5), display module (6), communication module (7) and controls output module (8), described gas sensor (3) is installed on air storage chamber (21) top, described master control borad (5) comprises processor and gas data Acquisition Circuit, this gas data Acquisition Circuit is connected with gas sensor (3), and sends processor to after the signal that gas sensor (3) detects is processed; Described display module (6), communication module (7) and control output module (8) are connected with processor respectively, to carry out data demonstration, data transmission and control signal output; Described control output module (8) is connected with gas collection pump (4), and this control output module (8) has the gas collection pump control circuit, and master control borad (5) is controlled the start and stop of gas collection pump (4) by this gas collection pump control circuit.
2. a kind of underground pipe network gas monitoring apparatus according to claim 1, it is characterized in that: described air storage chamber (21), air-water separation chamber (22) and reservoir chamber (23) are tube structure, the junction of air-water separation chamber (22) and reservoir chamber (23) is formed with a funnel type cavity (27), and air storage chamber (21) is connected with this funnel type cavity (27) by a wireway (28); Be provided with a helical gas-water separation pipe (29) at air-water separation chamber (22), an end of described gas-water separation pipe (29) is connected with air intake opening (25), and the other end is connected with funnel type cavity (27); Described funnel type cavity (27) is connected with reservoir chamber (23) by an aqueduct (210), and this aqueduct (210) extends to bottom reservoir chamber (23).
3. a kind of underground pipe network gas monitoring apparatus according to claim 1, it is characterized in that: this supervising device also comprises a liquid level sensor, be provided with the liquid level data Acquisition Circuit in the upper correspondence of master control borad (5), described liquid level sensor is connected with processor through the liquid level data Acquisition Circuit.
4. a kind of underground pipe network gas monitoring apparatus according to claim 1, it is characterized in that: described control output module also is connected with an off-gas pump (9), be provided with the off-gas pump control circuit in control output module (8) correspondence, described off-gas pump (9) is connected with the off-gas pump control circuit, and master control borad (5) is controlled off-gas pump (9) start and stop by this off-gas pump control circuit.
5. according to claim 1,2,3 or 4 described a kind of underground pipe network gas monitoring apparatus, it is characterized in that: described gas sensor (3) is one or more in CH4 sensor, CO sensor and H2S sensor.
6. according to claim 1,2,3 or 4 described a kind of underground pipe network gas monitoring apparatus, it is characterized in that: described communication module (7) is one or more in GPRS module, RS485 module and CAN module.
7. according to claim 1,2,3 or 4 described a kind of underground pipe network gas monitoring apparatus, it is characterized in that: described display module (6) is for charactron or liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203753615U CN203276016U (en) | 2013-06-27 | 2013-06-27 | Gas monitoring device of underground pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203753615U CN203276016U (en) | 2013-06-27 | 2013-06-27 | Gas monitoring device of underground pipe network |
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| Publication Number | Publication Date |
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| CN203276016U true CN203276016U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203753615U Expired - Fee Related CN203276016U (en) | 2013-06-27 | 2013-06-27 | Gas monitoring device of underground pipe network |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527513A (en) * | 2016-12-29 | 2017-03-22 | 重庆奥海辉龙大数据有限公司 | Gas monitoring system and method |
| CN107796678A (en) * | 2017-12-04 | 2018-03-13 | 浙江省安全生产科学研究院 | A kind of gas controlling device for adverse circumstances |
| CN109709268A (en) * | 2018-12-20 | 2019-05-03 | 深汕特别合作区智慧城市研究院有限公司 | It is a kind of with wisdom bar be 5G micro-base station carrier wisdom pipe network data Transmission system |
-
2013
- 2013-06-27 CN CN2013203753615U patent/CN203276016U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527513A (en) * | 2016-12-29 | 2017-03-22 | 重庆奥海辉龙大数据有限公司 | Gas monitoring system and method |
| CN107796678A (en) * | 2017-12-04 | 2018-03-13 | 浙江省安全生产科学研究院 | A kind of gas controlling device for adverse circumstances |
| CN109709268A (en) * | 2018-12-20 | 2019-05-03 | 深汕特别合作区智慧城市研究院有限公司 | It is a kind of with wisdom bar be 5G micro-base station carrier wisdom pipe network data Transmission system |
| CN109709268B (en) * | 2018-12-20 | 2021-06-25 | 深汕特别合作区智慧城市研究院有限公司 | Use wisdom pipe network data transmission system of wisdom pole as little basic station carrier of 5G |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20180627 |