CN105927382A - Three-way catalyst cleaning device and method - Google Patents
Three-way catalyst cleaning device and method Download PDFInfo
- Publication number
- CN105927382A CN105927382A CN201610446753.4A CN201610446753A CN105927382A CN 105927382 A CN105927382 A CN 105927382A CN 201610446753 A CN201610446753 A CN 201610446753A CN 105927382 A CN105927382 A CN 105927382A
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- China
- Prior art keywords
- catalyzing unit
- ternary catalyzing
- liquid
- assembly
- cleaning
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/04—Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/04—Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
- F02B2077/045—Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines by flushing or rinsing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the automobile maintenance industry, and particularly discloses a three-way cleaning device. According to the adopted technical scheme, the device comprises a tank, wherein a liquid adding assembly, a cyclic cleaning assembly, a liquid discharging assembly and an automatic control system are arranged in the tank; the liquid adding assembly is used for adding a cleaning liquid into a three-way catalyst; the cyclic cleaning assembly is used for cyclically cleaning the three-way catalyst; the liquid discharging assembly is used for discharging a waste liquid generated after the cleaning from the three-way catalyst; the liquid adding assembly, the cyclic cleaning assembly and the liquid discharging assembly are all connected with the automatic control system; and the automatic control system is used for automatically controlling the whole cleaning process. The device provided by the invention has the characteristics that the disassembly is not needed, the operation is convenient and the running is safe.
Description
Technical field
The present invention relates to automobile maintenance industry, especially disclose the cleaning equipment of a kind of ternary catalyzing unit.
Background technology
Ternary catalyzing unit is mounted in most important outer purifier in automobile exhaust system, and it is arranged between automobile engine to exhaust outlet and acoustic filter, and the harmful gas that automobile engine is discharged can be converted into innocuous gas by it.The carrier body of ternary catalyzing unit is porous honeycomb ceramic material, and its surface is covered with the precious metals such as a layer of platinum, rhodium, palladium can become water and carbon dioxide by the Hydrocarbon in waste gas, carbon monoxide, and oxynitride becomes nitrogen and oxygen simultaneously.In actual use, due to urban road congestion, the reason such as fuel oil oil is poor, dust in air is big, the blocking of ternary catalyzing unit is caused to become a problem the most universal.The blocking of ternary catalyzing unit not only causes the oil consumption of vehicle seriously to increase, exhaust back pressure increase also result in brake vacuum assist pump can not sufficient extracting vacuum, cause brake pedal to be stepped on motionless or malfunctioning, automobile power decline, tail gas exceeds standard.Even result in gas exhaust piping and burn red, cause vehicle motor scuffing of cylinder bore or vehicle spontaneous combustion.For a long time, vehicle repairing factory had not both had effective preventive means for the blocking of ternary catalyzing unit, did not had effective governing measure yet, and the ternary catalyzing unit for blocking can only take the mode changed, and had both wasted resource, and had added again the burden of vehicle user.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, it is provided that a kind of exempt from dismounting, easy to operate, run the cleaning equipment of ternary catalyzing unit of safety.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
The cleaning equipment of a kind of ternary catalyzing unit, including casing, is respectively arranged with liquid feeding assembly in described casing, for adding cleanout fluid in ternary catalyzing unit；Wash cycles assembly, for being circulated cleaning to ternary catalyzing unit；Discharge opeing assembly, the waste liquid after cleaning is discharged outside cleaning equipment；Automatic control system, described liquid feeding assembly, wash cycles assembly are all connected with automatic control system, for realizing automatically controlling to cleaning overall process.During cleaning, liquid feeding assembly being arranged on ternary catalyzing unit exit, imbibition assembly is arranged in the front oxygen sensor hole of ternary catalyzing unit porch.
Further, also including high pressure water washing assembly, for ternary catalyzing unit is carried out clear water flushing, described high pressure water washing assembly is connected with described automatic control system.Use this programme, be mainly used in carrying out after medicinal liquid cleaned, with high pressure water washing assembly, residual medicament in ternary catalyzing unit being carried out with impurity at ternary catalyzing unit.
Preferably, described liquid feeding assembly includes filler that the spray tank for filling cleaning agent, the filling opening connected for filling the filtered water tank of clear water connect with filtered water tank, liquid feeding pump and for the liquid-feeding tube to ternary catalyzing unit liquid feeding with described spray tank；Cleaning agent and clear water are pumped into ternary catalyzing unit by liquid-feeding tube by described liquid feeding pump；Casing is all stretched out by pipeline in filling opening and described filler, for from the additional cleaning agent of casing and clear water.During cleaning, being connected with ternary catalyzing unit exit by liquid-feeding tube, cleaning agent and clear water are pumped into ternary catalyzing unit by liquid-feeding tube by described liquid feeding pump.
Preferably, described wash cycles assembly includes imbibition pipeline, medicinal liquid circulating pump, filter and liquid heater；Described wash cycles assembly and described spray tank and ternary catalyzing unit form closed loop.
Preferably, the temperature of described liquid heater is set as 85 °.Using this programme, medicinal liquid, under medicinal liquid circulating pump effect, constantly circulates in closed loop, and when fluid temperature reaches 85 °, liquid heater quits work, when fluid temperature drops to 75 °, and liquid heater is started working.Cleaning 25min, ternary catalyzing unit cleans up.
Further, also including the water level detector being connected with described automatic control system, described water level detector is arranged on described imbibition line end, for detecting the liquid level in ternary catalyzing unit.According to actual needs, the sensitivity of described water level detector can regulate, and when the liquid level detected in ternary catalyzing unit reaches predetermined level, automatic controlling system liquid feeding pump quits work.
Further, also include that display system, described display system include status indicator lamp, for indicating the different phase of cleaning；Circulation form, it is simple to observe the circulation of cleaning agent intuitively；And function selecting knob, it is used for selecting medicament to clean or high pressure water washing.
Further, described casing both sides are equipped with the side door for maintenance.
The present invention compared with prior art has a following beneficial effect:
1. avoid-dismantle cleans.Traditional medicament cleans after needing to dismantle ternary catalyzing unit and is carried out ternary catalyzing unit, and unloading process can property original-pack to the ternary catalyzing unit of automobile cause damage.Use the present invention, without dismounting during cleaning, do not result in ternary catalyzing unit and damage.The most simple to operate, scavenging period is short.Present invention achieves the Full-automatic circulation for ternary catalyzing unit to clean, after medicinal liquid circulates 25 minutes, the tamper in ternary catalyzing unit is eliminated, and recovers ternary catalyzing unit unobstructed.3. run safety.By arranging water level detector, prevent liquid from flowing in engine cylinder body, electromotor is caused damage.
Accompanying drawing explanation
Fig. 1 is the cleaning equipment structural representation of a kind of ternary catalyzing unit；
Fig. 2 is the cleaning equipment body structure figure of a kind of ternary catalyzing unit.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, being described in further detail the detailed description of the invention of the present invention, following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
During cleaning, the fixing bolt in ternary catalyzing unit exit is unclamped, is moved rearwards by muffler tail pipe assembly, by ternary catalyzing unit and muffler tail pipe components apart.Remove the front oxygen sensor of ternary catalyzing unit porch.
It is the cleaning equipment of a kind of ternary catalyzing unit as shown in Figure 1-2, including casing 7, in casing 7, is respectively arranged with liquid feeding assembly 1, for adding cleanout fluid in ternary catalyzing unit；Wash cycles assembly 2, for being circulated cleaning to ternary catalyzing unit；Discharge opeing assembly 3, discharge opeing assembly 3 includes suction pumps 31 and exhausted bath box 32；Automatic control system 4, liquid feeding assembly 1, wash cycles assembly 2 are all connected with automatic control system 4, for realizing automatically controlling to cleaning overall process.Also including high pressure water washing assembly 5, for ternary catalyzing unit is carried out clear water flushing, high pressure water washing assembly 5 is connected with automatic control system 4.
Liquid feeding assembly 1 includes filler 14 that the spray tank 11 for filling cleaning agent, the filling opening 13 connected for filling the filtered water tank 12 of clear water connect with filtered water tank 12, liquid feeding pump 15 and for the liquid-feeding tube 17 of ternary catalyzing unit liquid feeding with spray tank 11；Cleaning agent and clear water are pumped into ternary catalyzing unit by liquid-feeding tube 17 by liquid feeding pump 15；Casing 7 is all stretched out by pipeline in filling opening 13 and filler 14, for from the additional cleaning agent of casing 7 and clear water.Being provided with level sensor in filtered water tank 12, when liquid level reaches precalculated position, signal is passed to automatic control system 4 by level sensor.
Wash cycles assembly 2 includes imbibition pipeline 20, medicinal liquid circulating pump 21, filter 22 and liquid heater 23；Wash cycles assembly 2 and spray tank 11 and ternary catalyzing unit form closed loop.
The temperature of liquid heater 23 is set as 85 °.When fluid temperature reaches 85 °, liquid heater quits work, when fluid temperature drops to 75 °, and liquid heater 23 is started working.
Also including the water level detector 16 being connected with automatic control system 4, water level detector 16 is arranged on imbibition pipeline 20 end, for detecting the liquid level in ternary catalyzing unit.
Also include that display system 8, display system 8 include status indicator lamp 81, circulation form 82 and function selecting knob 83.
During use, being connected with ternary catalyzing unit exit by liquid-feeding tube 17, imbibition pipeline 20 inserts in the front oxygen sensor hole of ternary catalyzing unit porch；By filling opening 13 and filler 14, medicament and clear water being added spray tank 11 and filtered water tank 12 respectively, is provided with level sensor in filtered water tank 12, when liquid level reaches precalculated position, signal is passed to automatic control system 4 by level sensor.Stopping water filling display lamp in status indicator lamp 81 is bright, completes water filling.
Activate switch, function selecting knob 83 selects medicament to clean, and status indicator lamp 81 indicates medicament to clean.Liquid feeding pump 15 is started working, and cleaning agent and clear water are pumped into ternary catalyzing unit by liquid-feeding tube 17 by liquid feeding pump 15；When the liquid level that water level detector 16 detects in ternary catalyzing unit reaches predetermined altitude, liquid feeding pump 15 quits work.Automatic control system 4 controls medicinal liquid circulating pump 21 and starts, and imbibition pipeline 20, medicinal liquid circulating pump 21, filter 22, liquid heater 23, spray tank 11 and ternary catalyzing unit form closed loop.Cyclic process is intuitively arrived by circulation form 82.Medicinal liquid circulated after 25 minutes, in status indicator lamp 81 to complete display lamp bright, medicament cleans and terminates.Tamper in ternary catalyzing unit is eliminated, and recovers ternary catalyzing unit unobstructed.Extract the imbibition pipeline 20 in front oxygen sensor, function selecting knob 83 selects high pressure water washing assembly 5 to start working, meanwhile, medicinal liquid circulating pump 21 inverts under the control of electromagnetic valve, ternary catalyzing unit carries out the high pressure water washing of 2 minutes, and residual impurity sucks exhausted bath box 32 by medicinal liquid circulating pump 21.
Reinstall front oxygen sensor, remove the liquid-feeding tube 17 at ternary sensor outlet, recover ternary catalyzing unit muffler tail pipe road.Cleaning is fully completed.
When in exhausted bath box 32, waste liquid is more, the waste liquid in exhausted bath box 32 is discharged outside the cleaning equipment of ternary catalyzing unit by suction pumps 31.
The foregoing is only the preferred embodiments of the present invention; it is not limited to the present invention; although the present invention being described in detail with reference to previous embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature carries out equivalent, all within the spirit and principles in the present invention; the any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. the cleaning equipment of a ternary catalyzing unit, it is characterised in that: include casing (7), in described casing (7), be respectively arranged with liquid feeding assembly (1), for adding cleanout fluid in ternary catalyzing unit；Wash cycles assembly (2), for being circulated cleaning to ternary catalyzing unit；Discharge opeing assembly (3), for discharging cleaning equipment by waste liquid；Automatic control system (4), described liquid feeding assembly (1), wash cycles assembly (2) are all connected with automatic control system (4) with discharge opeing assembly (3), for realizing automatically controlling to cleaning overall process.
The cleaning equipment of a kind of ternary catalyzing unit the most as claimed in claim 1, it is characterized in that: also include high pressure water washing assembly (5), for ternary catalyzing unit carries out clear water flushing, described high pressure water washing assembly (5) is connected with described automatic control system (4).
The cleaning equipment of a kind of ternary catalyzing unit the most as claimed in claim 1, it is characterised in that: described liquid feeding assembly (1) includes filler (14) that the spray tank (11) for filling cleaning agent, the filling opening (13) connected for the filtered water tank (12) filling clear water connect with filtered water tank (12), liquid feeding pump (15) and for the liquid-feeding tube (17) of ternary catalyzing unit liquid feeding with described spray tank (11)；Cleaning agent and clear water are pumped into ternary catalyzing unit by liquid-feeding tube (17) by described liquid feeding pump (15)；Casing (7) is all stretched out by pipeline in filling opening (13) and described filler (14), for from casing (7) additional cleaning agent and clear water.
The cleaning equipment of a kind of ternary catalyzing unit the most as claimed in claim 3, it is characterised in that: described wash cycles assembly (2) includes imbibition pipeline (20), medicinal liquid circulating pump (21), filter (22) and liquid heater (23)；Described wash cycles assembly (2) and described spray tank (11) and ternary catalyzing unit form closed loop.
The cleaning equipment of a kind of ternary catalyzing unit the most as claimed in claim 4, it is characterised in that: the temperature of described liquid heater (23) is set as 85 °.
The cleaning equipment of a kind of ternary catalyzing unit the most as claimed in claim 4, it is characterized in that: described discharge opeing assembly (3) includes suction pumps (31) and exhausted bath box (32), the waste liquid in described exhausted bath box (32) is discharged outside the cleaning equipment of described ternary catalyzing unit by described suction pumps (31).
The cleaning equipment of a kind of ternary catalyzing unit the most as claimed in claim 3, it is characterized in that: also include the water level detector (16) being connected with described automatic control system (4), described water level detector (16) is arranged on described imbibition pipeline (20) end, for detecting the liquid level in ternary catalyzing unit.
8. the cleaning equipment of a kind of ternary catalyzing unit as described in claim 7 is arbitrary, it is characterised in that: also include that display system (8), described display system (8) include status indicator lamp (81), circulation form (82) and function selecting knob (83).
9. the cleaning equipment of a kind of ternary catalyzing unit as described in claim 1-8 is arbitrary, it is characterised in that: described casing (7) both sides are equipped with the side door (71) for maintenance.
10. use the method that the cleaning equipment of the arbitrary described a kind of ternary catalyzing unit of claim 1-8 is carried out, it is characterised in that comprise the following steps:
Step one, the fixing bolt between ternary catalyzing unit exit and exhaustor pipeline is unclamped, be moved rearwards by exhaust pipe assembly, ternary catalyzing unit is separated with exhaustor pipeline；Remove the front oxygen sensor of ternary catalyzing unit porch；Liquid-feeding tube (17) is connected with ternary catalyzing unit exit, imbibition pipeline (20) is inserted in the front oxygen sensor hole of ternary catalyzing unit porch；
Step 2, by medicament and clear water respectively by filling opening (13) and filler (14) addition spray tank (11) and filtered water tank (12), filtered water tank is provided with level sensor in (12), when liquid level reaches precalculated position, signal is passed to automatic control system (4) by level sensor；Stopping water filling display lamp in status indicator lamp (81) is bright, completes water filling；
Step 3, activate switch, function selecting knob (83) selects medicament to clean, and status indicator lamp (81) instruction medicament cleans, and liquid feeding pump (15) is started working, and cleaning agent and clear water are pumped into ternary catalyzing unit by liquid-feeding tube (17) by liquid feeding pump (15)；When the liquid level in water level detector (16) detection ternary catalyzing unit reaches predetermined altitude, liquid feeding pump (15) quits work；
Step 4, automatic control system (4) control medicinal liquid circulating pump (21) and start, and imbibition pipeline (20), medicinal liquid circulating pump (21), filter (22), liquid heater (23), spray tank (11) and ternary catalyzing unit form closed loop；Cyclic process is intuitively arrived by circulation form (82)；Medicinal liquid circulated after 25 minutes, and cleaning completes, in status indicator lamp (81) to complete display lamp bright, medicament cleaning process terminates；
Step 5, the imbibition pipeline (20) extracted in front oxygen sensor hole, function selecting knob (83) selects high pressure water washing assembly (5) to start working, and meanwhile, described medicinal liquid circulating pump (21) inverts under the control of electromagnetic valve；After ternary catalyzing unit carries out the high pressure water washing of 2 minutes, residual impurity is sucked exhausted bath box (32) by medicinal liquid circulating pump (21)；
Step 6, reinstalling front oxygen sensor, remove the liquid-feeding tube (17) at ternary sensor outlet, recover ternary catalyzing unit gas exhaust piping, cleaning is fully completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610446753.4A CN105927382B (en) | 2016-06-21 | 2016-06-21 | A kind of cleaning equipment and its cleaning method of ternary catalyzing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610446753.4A CN105927382B (en) | 2016-06-21 | 2016-06-21 | A kind of cleaning equipment and its cleaning method of ternary catalyzing unit |
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| Publication Number | Publication Date |
|---|---|
| CN105927382A true CN105927382A (en) | 2016-09-07 |
| CN105927382B CN105927382B (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610446753.4A Active CN105927382B (en) | 2016-06-21 | 2016-06-21 | A kind of cleaning equipment and its cleaning method of ternary catalyzing unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640373A (en) * | 2016-12-23 | 2017-05-10 | 崔艳辉 | Bath type equipment for automatically and cyclically cleaning three-way catalyst |
| CN108049974A (en) * | 2017-12-08 | 2018-05-18 | 武汉布朗环境能源有限公司 | A kind of cleaning repair system for diesel vehicle SCR/DPF after-treatment systems |
| CN108661795A (en) * | 2018-08-08 | 2018-10-16 | 山西百达电子科技有限公司 | A kind of cleaning device of diesel vehicle preprocessor |
| CN112156261A (en) * | 2020-10-15 | 2021-01-01 | 尹国英 | High-efficient clinical vagina belt cleaning device that uses of gynaecology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640373A (en) * | 2016-12-23 | 2017-05-10 | 崔艳辉 | Bath type equipment for automatically and cyclically cleaning three-way catalyst |
| CN108049974A (en) * | 2017-12-08 | 2018-05-18 | 武汉布朗环境能源有限公司 | A kind of cleaning repair system for diesel vehicle SCR/DPF after-treatment systems |
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| CN112156261A (en) * | 2020-10-15 | 2021-01-01 | 尹国英 | High-efficient clinical vagina belt cleaning device that uses of gynaecology |
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| CN105927382B (en) | 2018-08-28 |
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