CN202040547U - Pipe blockage detection device and supply system - Google Patents
Pipe blockage detection device and supply system Download PDFInfo
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- CN202040547U CN202040547U CN2010206706754U CN201020670675U CN202040547U CN 202040547 U CN202040547 U CN 202040547U CN 2010206706754 U CN2010206706754 U CN 2010206706754U CN 201020670675 U CN201020670675 U CN 201020670675U CN 202040547 U CN202040547 U CN 202040547U
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Abstract
The utility model provides a pipe blockage detection device, which comprises a pump, a pipe, a measurement module, an analysis module and a judgment module, wherein the measurement module is used for measuring the working parameters of the pump and transmitting the working parameters to the analysis module; the analysis module is used for obtaining the flow of fluid in the pipe according to the received working parameters and transmitting the flow to the judgment module; and the judgment module is used for judging whether the pipe is blocked or not according to the received flow of the fluid in the pipe. The pipe blockage detection device has the advantages of high reliability, low cost, simple structure and the like.
Description
Technical field
The utility model relates to the detection of line clogging, particularly removes to detect the device of line clogging according to the working state of pump, and the fluid feed system of using said apparatus and method.
Background technique
Stop up detecting is the important step that the portable gas alarm detects gas circuit when adopting pump suction mode to carry out gas collecting.Tradition gas circuit clogging detecting system comprises sampling pump, air inlet pipeline, pressure sensing cell.Sampling pump is indicated gas pressure in the current pipeline with sample gas suction air inlet pipeline by pressure sensing cell.The sampling pump indicatrix comprises flow-pressure diagram, finds out its corresponding flow according to current pressure, promptly current piping flow.Sampling pump power is certain, judges according to piping flow whether management stops up.When pipeline blockage occurring, alarm is reported to the police and is artificially handled blocking pipeline.
Such detection technique has the following disadvantages:
1, boost pressure sensor in the pipeline costs an arm and a leg;
2, working pressure sensor, whole system stop up to detect by sampling pump self and pressure transducer two aspect factors to be determined;
Mainly by artificial handling failure, degree of intelligence is low during pipeline blockage.
The model utility content
In order to solve above shortcomings in the prior art, the utility model provides the detection device of a kind of reliability height, simple in structure, line clogging that cost is low and has used the fluid feed system of this detection device.
The purpose of this utility model is achieved through the following technical solutions:
A kind of detection device of line clogging comprises pump, pipeline, and described detection device further comprises:
Measurement module, described measurement module is used to record the running parameter of described pump, and is sent to analysis module;
Analysis module, described analysis module are used for obtaining according to the described running parameter that receives the flow of the fluid in the described pipeline, and are sent to judge module;
Judge module, described judge module are used for judging according to the flow of the fluid in the pipeline that receives whether described pipeline stops up.
According to above-mentioned detection device, described running parameter is an operating current.
The purpose of this utility model also is achieved through the following technical solutions:
A kind of fluid feed system, described supply system comprises above-mentioned detection device, also further comprises:
The first stream handover module, the described first stream handover module are arranged on the pipeline in the described detection device, optionally make pump be communicated with the described pipeline or the external world under the control module effect;
The second stream handover module, the described second stream handover module is arranged on the downstream of the pump in the described detection device, optionally makes described pump be communicated with the pipeline of extraneous or the described first stream handover module upstream under described control module effect;
Control module, described control module are used for removing to control the described first stream handover module and the second stream handover module according to the judged result that described judge module sends.
According to above-mentioned supply system, the running parameter of pump is an operating current in the described detection device.
According to above-mentioned supply system, the described first stream handover module has first port that is communicated with described pipeline, be communicated with the second extraneous port and be communicated with the 3rd port of described pump, and described the 3rd port optionally is communicated with first port or second port.
According to above-mentioned supply system, the described second stream handover module has five-port that is communicated with the 4th extraneous port, the described pipeline of connection and the 6th port that is communicated with described pump, and described the 6th port optionally is communicated with the 4th port or five-port.
According to above-mentioned supply system, the described first stream handover module and/or the second stream handover module adopt three-way valve.
The purpose of this utility model also is achieved through the following technical solutions:
A kind of detecting method of line clogging, described detecting method may further comprise the steps:
Record the running parameter of pump, the upstream connecting tube of described pump;
Obtain the flow of the fluid in the described pipeline according to described running parameter;
Judge according to the flow of the fluid in the pipeline that receives whether described pipeline stops up.
According to above-mentioned detecting method, according to described running parameter and utilize power and the mapping relations of flow obtain the flow of described pipeline inner fluid.
According to above-mentioned detecting method, judge according to the flow of described pipeline inner fluid and the ability to work of described pump whether described pipeline stops up.
The purpose of this utility model also is achieved through the following technical solutions:
A kind of Supply Method of fluid, described Supply Method is:
Above-mentioned fluid feed system is provided;
Under the effect of pump, fluid passes through to flow to the external world behind described pipeline, the first stream handover module, pump and the second stream handover module, with accommodating fluid;
In above-mentioned work, use above-mentioned detecting method and judge whether described pipeline stops up;
If judged result is for stopping up, control module is controlled the described first stream handover module and the second stream handover module, flow to the pipeline of the described first stream handover module upstream after making extraneous fluid by the described first stream handover module, pump and the second stream handover module, clear up the inside of described pipeline.
According to above-mentioned detecting method, according to described running parameter and utilize power and the mapping relations of flow obtain the flow of described pipeline inner fluid.
According to above-mentioned detecting method, judge according to the flow of described pipeline inner fluid and the ability to work of described pump whether described pipeline stops up.
Compared with prior art, the beneficial effect that the utlity model has is:
1, system cost is low.Do not re-use expensive pressure transducer, reduced cost.
2, increase system's signal piping and stop up reliability.Original system is made up by the current state of pressure transducer, sampling pump two-part equipment judges the pipeline blockage situation; Only the performance characteristic with sampling pump self is relevant for pipeline blockage in the utility model.
3, increase the automatic back blow function, instrument is intelligent more.
Description of drawings
With reference to accompanying drawing, disclosure of the present utility model will be easier to understand.Those skilled in the art are understood that easily: these accompanying drawings only are used to illustrate the technical solution of the utility model, and are not to be intended to protection domain of the present utility model is construed as limiting.Among the figure:
Fig. 1 is the basic block diagram according to the utility model embodiment's detection device;
Fig. 2 is the flow chart according to the utility model embodiment's detecting method;
Fig. 3 is according to the utility model embodiment's the supply system basic block diagram when the accommodating fluid;
Fig. 4 is according to the utility model embodiment's the supply system basic block diagram when the blowback pipeline;
Fig. 5 is the schematic representation that concerns according to the working power of the utility model embodiment's pump and pipeline inner fluid flow;
Fig. 6 is the flow chart according to the utility model embodiment's Supply Method.
Embodiment
Fig. 1-6 and following declarative description optional mode of execution of the present utility model how to implement with instruction those skilled in the art and reproduce the utility model.In order to instruct technical solutions of the utility model, simplified or omitted some conventional aspects.Those skilled in the art should understand that the modification that is derived from these mode of executions or replace will be in scope of the present utility model.Those skilled in the art should understand that following characteristics can make up in every way to form a plurality of modification of the present utility model.Thus, the utility model is not limited to following optional mode of execution, and is only limited by claim and their equivalent.
Embodiment:
Fig. 1 has schematically provided the basic block diagram of detection device of the utility model embodiment's line clogging.As shown in Figure 1, described detection device comprises:
The pump 2 of withdrawn fluid (gas or liquid);
The pipeline 1 that is communicated with described pump;
The measurement module (not shown) is used to record the running parameter of described pump, and is sent to analysis module;
The analysis module (not shown) is used for obtaining according to the described running parameter that receives the flow of the fluid (gas or liquid) in the described pipeline, and is sent to judge module;
The judge module (not shown) is used for judging according to the flow of the fluid (gas or liquid) in the pipeline that receives, the flow that the ability to work of pump reaches whether described pipeline stops up.
Preferably, described running parameter is an operating current.
Fig. 2 has schematically provided the flow chart of detecting method of the utility model embodiment's line clogging.As shown in Figure 2, described detecting method comprises the steps:
A kind of detecting method of line clogging, described detecting method may further comprise the steps:
Record the running parameter of pump, the upstream connecting tube of described pump;
Obtain the flow of the fluid (gas or liquid) in the described pipeline according to described running parameter;
Judge according to the flow of the fluid in the pipeline that receives (gas or liquid) whether described pipeline stops up.
Alternatively, according to described running parameter and utilize operating current and the mapping relations of flow (as Fig. 5) obtain as described in the flow of pipeline inner fluid (gas or liquid).
Alternatively, the flow that reaches according to the ability to work of the flow of described pipeline inner fluid (gas or liquid) and described pump judges whether described pipeline stops up.
Fig. 3 has schematically provided the basic block diagram of the utility model embodiment's fluid feed system.As shown in Figure 3, described supply system comprises:
Above-mentioned detection device;
The first stream handover module 3 is arranged on the pipeline 1 in the described detection device, optionally makes pump 2 be communicated with the described pipeline 1 or the external world under the control module effect;
The second stream handover module 4 is arranged on the downstream of the pump 2 in the described detection device, optionally makes described pump 2 be communicated with the pipeline 1 of extraneous or the described first stream handover module 3 upstreams under described control module effect;
Control module is used for removing to control the described first stream handover module 3 and the second stream handover module 4 according to the judged result that described judge module sends.
Alternatively, the described first stream handover module 3 has first port 31 that is communicated with described pipeline 1, be communicated with the second extraneous port 32 and be communicated with the 3rd port 33 of described pump 2, and described the 3rd port 33 optionally is communicated with first port 31 or second port 32.
Alternatively, the described second stream handover module 4 has five-port 42 that is communicated with the 4th extraneous port 41, the described pipeline of connection and the 6th port 43 that is communicated with described pump, and described the 6th port 43 optionally is communicated with the 4th port 41 or five-port 42.
Alternatively, the described first stream handover module and/or the second stream handover module adopt three-way valve.
Fig. 6 has schematically provided the flow chart of the utility model embodiment's fluid supply processes.As shown in Figure 6, described Supply Method comprises the steps:
Above-mentioned fluid feed system is provided;
Under the effect of pump, fluid (gas or liquid) passes through to flow to the external world behind described pipeline, the first stream handover module, pump and the second stream handover module, with accommodating fluid (gas or liquid);
In above-mentioned work, use above-mentioned detecting method and judge whether described pipeline stops up;
If judged result is for stopping up, control module is controlled the described first stream handover module and the second stream handover module, flow to the pipeline of the described first stream handover module upstream after making extraneous fluid (gas or liquid) by the described first stream handover module, pump and the second stream handover module, clear up the inside of described pipeline, as shown in Figure 4.
According to the application examples of fluid feed system of the present utility model in gas detecting and alarming instrument.Concrete mode is: under the effect of pump, gas to be measured flows to gas transducer after by described pipeline, the first stream handover module, pump and the second stream handover module, detects for described gas transducer; In above-mentioned work, the operating current of measurement module testing pump, analysis module utilize the electric current-flow curve of pump to learn the gas flow that described pipeline is interior; Judge module is compared this flow with the nominal operation flow of pump, thereby learns whether described pipeline stops up; If judged result is for stopping up, control module is controlled the described first stream handover module and the second stream handover module, flow to described pipeline after making extraneous gas by the described first stream handover module, pump and the second stream handover module, clear up the inside of described pipeline, thereby prevented the obstruction of pipeline effectively.
Claims (7)
1. the detection device of a line clogging comprises pump, pipeline, it is characterized in that: described detection device also comprises:
Measurement module, described measurement module is used to record the running parameter of described pump, and is sent to analysis module;
Analysis module, described analysis module are used for obtaining according to the described running parameter that receives the flow of the fluid in the described pipeline, and are sent to judge module;
Judge module, described judge module are used for judging according to the flow of the fluid in the pipeline that receives whether described pipeline stops up.
2. detection device according to claim 1 is characterized in that: described running parameter is an operating current.
3. fluid feed system, it is characterized in that: described feeding mechanism comprises the described detection device of claim 1, also further comprises:
The first stream handover module, the described first stream handover module are arranged on the pipeline in the described detection device, optionally make pump be communicated with the described pipeline or the external world under the control module effect;
The second stream handover module, the described second stream handover module is arranged on the downstream of the pump in the described detection device, optionally makes described pump be communicated with the pipeline of extraneous or the described first stream handover module upstream under described control module effect;
Control module, described control module are used for removing to control the described first stream handover module and the second stream handover module according to the judged result that described judge module sends.
4. supply system according to claim 3 is characterized in that: the running parameter of pump is an operating current in the described detection device.
5. supply system according to claim 3, it is characterized in that: the described first stream handover module has first port that is communicated with described pipeline, be communicated with the second extraneous port and be communicated with the 3rd port of described pump, and described the 3rd port optionally is communicated with first port or second port.
6. supply system according to claim 3, it is characterized in that: the described second stream handover module has five-port that is communicated with the 4th extraneous port, the described pipeline of connection and the 6th port that is communicated with described pump, and described the 6th port optionally is communicated with the 4th port or five-port.
7. supply system according to claim 3 is characterized in that: the described first stream handover module and/or the second stream handover module adopt three-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206706754U CN202040547U (en) | 2010-12-10 | 2010-12-10 | Pipe blockage detection device and supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206706754U CN202040547U (en) | 2010-12-10 | 2010-12-10 | Pipe blockage detection device and supply system |
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| CN202040547U true CN202040547U (en) | 2011-11-16 |
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| CN2010206706754U Expired - Lifetime CN202040547U (en) | 2010-12-10 | 2010-12-10 | Pipe blockage detection device and supply system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182929A (en) * | 2010-12-10 | 2011-09-14 | 聚光科技(杭州)股份有限公司 | Device and method for detecting pipeline blockage |
| CN104295907A (en) * | 2014-08-12 | 2015-01-21 | 上海中联重科桩工机械有限公司 | System and method for detecting blockage position of pipeline |
| CN104959237A (en) * | 2015-07-08 | 2015-10-07 | 福州大学 | Intelligent unblocking device |
| CN105627101A (en) * | 2016-02-25 | 2016-06-01 | 成都迅德科技有限公司 | Novel pipeline blockage detection device |
| CN109307612A (en) * | 2018-10-19 | 2019-02-05 | 清华大学合肥公共安全研究院 | A kind of device and method preventing gas sampling blocked path |
| CN109404743A (en) * | 2018-12-21 | 2019-03-01 | 北京高安屯垃圾焚烧有限公司 | Water supply line leakage protection system |
-
2010
- 2010-12-10 CN CN2010206706754U patent/CN202040547U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182929A (en) * | 2010-12-10 | 2011-09-14 | 聚光科技(杭州)股份有限公司 | Device and method for detecting pipeline blockage |
| CN102182929B (en) * | 2010-12-10 | 2013-02-20 | 聚光科技(杭州)股份有限公司 | Device and method for detecting pipeline blockage |
| CN104295907A (en) * | 2014-08-12 | 2015-01-21 | 上海中联重科桩工机械有限公司 | System and method for detecting blockage position of pipeline |
| CN104295907B (en) * | 2014-08-12 | 2017-02-15 | 上海中联重科桩工机械有限公司 | System and method for detecting blockage position of pipeline |
| CN104959237A (en) * | 2015-07-08 | 2015-10-07 | 福州大学 | Intelligent unblocking device |
| CN105627101A (en) * | 2016-02-25 | 2016-06-01 | 成都迅德科技有限公司 | Novel pipeline blockage detection device |
| CN109307612A (en) * | 2018-10-19 | 2019-02-05 | 清华大学合肥公共安全研究院 | A kind of device and method preventing gas sampling blocked path |
| CN109307612B (en) * | 2018-10-19 | 2021-12-07 | 清华大学合肥公共安全研究院 | Device and method for preventing gas sampling passage from being blocked |
| CN109404743A (en) * | 2018-12-21 | 2019-03-01 | 北京高安屯垃圾焚烧有限公司 | Water supply line leakage protection system |
| CN109404743B (en) * | 2018-12-21 | 2020-09-25 | 北京高安屯垃圾焚烧有限公司 | Water supply pipeline leakage protection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111116 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |