CN103063805B - A kind of exhaust analyzer gas passage automatic switchover system - Google Patents
A kind of exhaust analyzer gas passage automatic switchover system Download PDFInfo
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- CN103063805B CN103063805B CN201210548666.1A CN201210548666A CN103063805B CN 103063805 B CN103063805 B CN 103063805B CN 201210548666 A CN201210548666 A CN 201210548666A CN 103063805 B CN103063805 B CN 103063805B
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Abstract
The invention discloses a kind of exhaust analyzer gas passage automatic switchover system, comprise exhaust analyzer, engine pedestal and connect the gas passage of exhaust analyzer and engine pedestal, some engine pedestals are connected on an exhaust analyzer respectively by some gas passages, every bar gas passage are equipped with the channel switch controlling the gas in this gas passage and whether pass through.This kind of exhaust analyzer gas passage automatic switchover system realizes the supporting flexibly of exhaust analyzer and polytype platform system, realizes the resources integration of exhaust analyzer and platform system, ensures the normal work of equipment, ensures cost-saving.
Description
Technical field
The present invention relates to gas analysis field, be specifically related to a kind of exhaust analyzer gas passage automatic switchover system.
Background technology
Engine pedestal exhaust analyzer is integrated with the total hydrocarbon analysis detecting device of hot type, oxygen analysis detecting device, hot type analysis of nitrogen oxide detecting device, and the analysis that simultaneously can realize motor exhaust pollutant component detects, and centralization degree is high, and therefore price is high.Engine pedestal mainly contains gasoline engine stand, diesel engine bench and motorcycle stand three types.Modernization large-scale automobile exhaust purifier manufacturer, based on the exploitation of polymorphic type, the horizontal exhaust purifier of hi-tech, generally all can drop into the platform system that larger scientific and technical research budget is equipped with this three types.But the platform system of each type is equipped with the serious waste that an exhaust analyzer is obviously resource.Engine bench system simulation be the real working condition of automobile, system bulky complex, not easily moves.Engine pedestal exhaust analyzer is also quite heavy, and moving of exhaust analyzer will badly influence its inner each normal work analyzing detecting device.
Summary of the invention
Problem to be solved by this invention is to provide a kind of exhaust analyzer gas passage automatic switchover system, realize the supporting flexibly of exhaust analyzer and polytype platform system, realize the resources integration of exhaust analyzer and platform system, ensure the normal work of equipment, ensure cost-saving.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: a kind of exhaust analyzer gas passage automatic switchover system, comprise exhaust analyzer, engine pedestal and connect the gas passage of exhaust analyzer and engine pedestal, some engine pedestals are connected on an exhaust analyzer respectively by some gas passages, every bar gas passage are equipped with the channel switch controlling the gas in this gas passage and whether pass through.An exhaust analyzer is to multiple stage engine pedestal, and multiple stage stand can be set to dissimilar engine pedestal, realizes the resources integration of exhaust analyzer and platform system.
Improve, described engine pedestal is provided with exhaust purifier, the porch of described exhaust purifier is provided with front collection point, the exit of described exhaust purifier is provided with rear collection point, described gas passage comprises being located at front the tail gas of purification is transported to front gas passage in exhaust analyzer and is located on rear collection point by front collection point tail gas after purification is transported to the rear gas passage in exhaust analyzer, and described channel switch comprises the front switch-dividing be located on front gas passage and the rear switch-dividing be located on rear gas passage.The tail gas that the stand controlling to detect by the channel switch on gas passage is discharged.
Improve, described gas passage is connected on exhaust analyzer by filtration unit.The tail gas entering exhaust analyzer is filtered, ensures the normal operation of exhaust analyzer.
Improve, described filtration unit comprises front filter and after-filter, and all front gas passages are parallel-connected on front filter, and all rear gas passages are parallel-connected on after-filter.
Improve, described front filter is located on front gas main channel, and described after-filter is located on rear gas main channel, and all front gas passages are parallel-connected on front gas main channel, and all rear gas passages are parallel-connected on rear gas main channel.
Improve, described front gas main channel is provided with front main switch, and described rear gas main channel is provided with rear main switch.By the unified circulation controlling gas in all front gas passages of front main switch whether, by the unified circulation controlling gas in all rear gas passages of rear main switch whether.
Improve, also comprise electromagnetic control system, described electromagnetic control system is connected with channel switch by controller.Controlled the channel switch on gas passage that the engine pedestal that will test connects by electromagnetic control system and then control the transmission of tail gas.
Improve, described electromagnetic control system is provided with visualization interface, and described visualization interface is provided with the analysis order button of all engine pedestals.User inputs instruction from visualization interface, and watches test findings from visualization interface.
Improve, in described exhaust analyzer, be provided with the total hydrocarbon analysis detecting device of hot type, oxygen analysis detecting device and hot type analysis of nitrogen oxide detecting device.Realize motor exhaust main dusty gas HC, CO and NO simultaneously
xanalysis detect.
Beneficial effect:
After adopting technique scheme, a kind of exhaust analyzer gas passage of this invention automatic switchover system, realizes the supporting flexibly of exhaust analyzer and polytype platform system, realizes the resources integration of exhaust analyzer and platform system, the normal work of guarantee equipment, ensures cost-saving.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Fig. 1 is the structural representation of one embodiment of the present invention.
Embodiment
As shown in Figure 1, a kind of exhaust analyzer gas passage automatic switchover system, comprise exhaust analyzer 1, the gas passage of engine pedestal 2 and connection exhaust analyzer and engine pedestal, some engine pedestals are connected on an exhaust analyzer respectively by some gas passages, every bar gas passage is equipped with the channel switch 4 controlling the gas in this gas passage and whether pass through, described gas passage is connected on exhaust analyzer by filtration unit, also comprise electromagnetic control system 6, described electromagnetic control system is connected with channel switch by controller, described electromagnetic control system is provided with visualization interface 7, described visualization interface is provided with the analysis order button of all engine pedestals.The total hydrocarbon analysis detecting device of hot type, oxygen analysis detecting device and hot type analysis of nitrogen oxide detecting device is provided with in described exhaust analyzer.
Described engine pedestal is provided with exhaust purifier, the porch of described exhaust purifier is provided with front collection point, the exit of described exhaust purifier is provided with rear collection point, described gas passage comprise be located at front the tail gas of purification to be transported to by front collection point in exhaust analyzer front gas passage 311 and be located on rear collection point by purification afterwards tail gas be transported to the rear gas passage 321 in exhaust analyzer, described channel switch comprises the front switch-dividing 41 be located on front gas passage and the rear switch-dividing 42 be located on rear gas passage, described filtration unit comprises front filter 51 and after-filter 52, described front filter is located on front gas main channel 31, described after-filter is located on rear gas main channel 32, all front gas passages are parallel-connected on front gas main channel, all rear gas passages are parallel-connected on rear gas main channel, described front gas main channel is provided with front main switch 43, described rear gas main channel is provided with rear main switch 44.
Some engine pedestals comprise gasoline engine stand, diesel engine bench and motorcycle stand, and described visualization interface is provided with gasoline engine stand and analyzes order button, diesel engine bench analysis order button and motorcycle stand analysis order button.Front switch-dividing in described channel switch, rear switch-dividing, front main switch and rear main switch are solenoid valve.
Actual mechanical process: user clicks gasoline engine stand by the visualization interface of electromagnetic control system and analyzes order button, electromagnetic system by this command transfer to controller, controller starts the solenoid valve on the gas passage that is connected with gasoline engine stand, and the front collection point on gasoline engine stand sends the initial gas of the exhaust purifier porch engine discharge collected to exhaust analyzer analysis by gas passage through front filter; Meanwhile, after gasoline engine stand, collection point sends gas after the purification of the exhaust purifier exit collected to exhaust analyzer analysis by gas passage through after-filter.The purification efficiency of exhaust purifier can be calculated according to the comparison of two groups of data.After analysis completes, user again clicks gasoline engine stand and analyzes order button, and electromagnetic system is by this command transfer to controller, and controller cuts out the solenoid valve on the gas passage that is connected with gasoline engine stand, stopping data acquisition.In like manner, user analyzes by diesel engine bench analysis and motorcycle stand the analysis that order button can realize diesel engine and tail-gas purifier for motorcycle purification efficiency.
Claims (1)
1. an exhaust analyzer gas passage automatic switchover system, comprise exhaust analyzer (1), the gas passage of engine pedestal (2) and connection exhaust analyzer and engine pedestal, it is characterized in that: some engine pedestals are connected on an exhaust analyzer respectively by some gas passages, every bar gas passage is equipped with the channel switch (4) controlling the gas in this gas passage and whether pass through, described engine pedestal is provided with exhaust purifier, the porch of described exhaust purifier is provided with front collection point, the exit of described exhaust purifier is provided with rear collection point, described gas passage comprises being located at front the tail gas of purification is transported to front gas passage (311) in exhaust analyzer and is located on rear collection point by front collection point and is transported to the rear gas passage (321) in exhaust analyzer by purifying tail gas afterwards, described channel switch comprises the front switch-dividing (41) be located on front gas passage and the rear switch-dividing (42) be located on rear gas passage, described gas passage is connected on exhaust analyzer by filtration unit, described filtration unit comprises front filter (51) and after-filter (52), all front gas passages are parallel-connected on front filter, all rear gas passages are parallel-connected on after-filter, described front filter is located on front gas main channel (31), described after-filter is located on rear gas main channel (32), all front gas passages are parallel-connected on front gas main channel, all rear gas passages are parallel-connected on rear gas main channel, described front gas main channel is provided with front main switch (43), described rear gas main channel is provided with rear main switch (44), described switched system also comprises electromagnetic control system (6), described electromagnetic control system is connected with channel switch by controller, described electromagnetic control system is provided with visualization interface (7), described visualization interface is provided with the analysis order button of all engine pedestals, the total hydrocarbon analysis detecting device of hot type is provided with in described exhaust analyzer, oxygen analysis detecting device and hot type analysis of nitrogen oxide detecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210548666.1A CN103063805B (en) | 2012-12-17 | 2012-12-17 | A kind of exhaust analyzer gas passage automatic switchover system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210548666.1A CN103063805B (en) | 2012-12-17 | 2012-12-17 | A kind of exhaust analyzer gas passage automatic switchover system |
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| Publication Number | Publication Date |
|---|---|
| CN103063805A CN103063805A (en) | 2013-04-24 |
| CN103063805B true CN103063805B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210548666.1A Active CN103063805B (en) | 2012-12-17 | 2012-12-17 | A kind of exhaust analyzer gas passage automatic switchover system |
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| CN103245762A (en) * | 2013-05-10 | 2013-08-14 | 国家电网公司 | A flue gas distribution measurement device and measurement method of SCR flue gas denitrification system |
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| CN2440208Y (en) * | 1999-05-19 | 2001-07-25 | 中国科学院力学研究所 | Multi-lidle-speed motor-vehicle tail-gas checkout device |
| CN1338625A (en) * | 1997-08-25 | 2002-03-06 | 环境技术科学工场有限公司 | Automotive exhaust analyzing device |
| CN1796999A (en) * | 2004-12-29 | 2006-07-05 | 比亚迪股份有限公司 | System for testing discharge of tail gas of automobile |
| CN2862035Y (en) * | 2005-10-25 | 2007-01-24 | 天津市环科机动车尾气催化净化技术有限公司 | On-line Evaluation Device for Motorcycle Exhaust Catalyst |
| CN201828558U (en) * | 2010-10-27 | 2011-05-11 | 重庆海特汽车排气系统有限公司 | Multi-channel detecting device for automobile exhaust purifier |
| CN102062705A (en) * | 2010-10-29 | 2011-05-18 | 北京工业大学 | Combined tail gas collection system for multi-cylinder engine and control method thereof |
| CN202956374U (en) * | 2012-12-17 | 2013-05-29 | 浙江达峰汽车技术有限公司 | Exhaust gas analyzer gas channel automatic converting system |
-
2012
- 2012-12-17 CN CN201210548666.1A patent/CN103063805B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1338625A (en) * | 1997-08-25 | 2002-03-06 | 环境技术科学工场有限公司 | Automotive exhaust analyzing device |
| CN2440208Y (en) * | 1999-05-19 | 2001-07-25 | 中国科学院力学研究所 | Multi-lidle-speed motor-vehicle tail-gas checkout device |
| CN1796999A (en) * | 2004-12-29 | 2006-07-05 | 比亚迪股份有限公司 | System for testing discharge of tail gas of automobile |
| CN2862035Y (en) * | 2005-10-25 | 2007-01-24 | 天津市环科机动车尾气催化净化技术有限公司 | On-line Evaluation Device for Motorcycle Exhaust Catalyst |
| CN201828558U (en) * | 2010-10-27 | 2011-05-11 | 重庆海特汽车排气系统有限公司 | Multi-channel detecting device for automobile exhaust purifier |
| CN102062705A (en) * | 2010-10-29 | 2011-05-18 | 北京工业大学 | Combined tail gas collection system for multi-cylinder engine and control method thereof |
| CN202956374U (en) * | 2012-12-17 | 2013-05-29 | 浙江达峰汽车技术有限公司 | Exhaust gas analyzer gas channel automatic converting system |
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| CN103063805A (en) | 2013-04-24 |
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Inventor after: Wang Qiuyan Inventor after: Wang Wei Inventor after: Wang Lei Inventor after: Zhang Yupeng Inventor after: Shen Yize Inventor before: Wang Qiuyan Inventor before: Wang Lei Inventor before: Shen Yize Inventor before: Zhang Yupeng |
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