CN116511155A - Catheter oil removal cleaning system and method - Google Patents
Catheter oil removal cleaning system and method Download PDFInfo
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- CN116511155A CN116511155A CN202310423956.1A CN202310423956A CN116511155A CN 116511155 A CN116511155 A CN 116511155A CN 202310423956 A CN202310423956 A CN 202310423956A CN 116511155 A CN116511155 A CN 116511155A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 209
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000012459 cleaning agent Substances 0.000 claims abstract description 97
- 239000007788 liquid Substances 0.000 claims abstract description 75
- 238000004821 distillation Methods 0.000 claims abstract description 43
- 238000011084 recovery Methods 0.000 claims abstract description 42
- 238000003860 storage Methods 0.000 claims abstract description 33
- 238000005507 spraying Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 8
- 239000000446 fuel Substances 0.000 claims abstract description 8
- 239000001301 oxygen Substances 0.000 claims abstract description 8
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 23
- 239000012535 impurity Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 13
- 238000011010 flushing procedure Methods 0.000 claims description 12
- 238000005238 degreasing Methods 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 9
- 239000004519 grease Substances 0.000 claims description 8
- 238000002791 soaking Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 238000000746 purification Methods 0.000 abstract 1
- 239000004215 Carbon black (E152) Substances 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0325—Control mechanisms therefor
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
A catheter deoiling cleaning system and method comprises an oxygen system pipeline cleaning tank, a fuel system pipeline cleaning tank and a gas circuit control system pipeline cleaning tank, wherein each cleaning tank is provided with a submerged cyclone device, an ultrasonic vibrator, a circulating filtering system and a spraying system. The distillation recovery system comprises a dirty liquid tank, distillation recovery equipment and a clean liquid storage tank. When in use, the guide pipes of all the systems of the engine are respectively arranged in the corresponding cleaning tanks, and the ultrasonic waves and submerged circulation function of the cleaning tanks are carried out to clean the guide pipe assemblies; the conduit assembly with complex pipeline trend can also be used for cleaning the inner cavity of the conduit by using a spraying system; the distillation recovery system configured by the system can carry out distillation recovery on the cleaning agent with the detection exceeding standard, thereby achieving the purification and reutilization effects. The oil removing device has the advantages of simple structure, convenient operation, strong compatibility, complete coverage and the like, and can be suitable for oil removing treatment of various conduit assemblies of liquid rocket engines.
Description
Technical Field
The invention belongs to the technical field of liquid rocket engine guide pipes, and relates to a guide pipe oil removal cleaning system and method.
Background
In the assembly process of the liquid rocket engine (especially the liquid oxygen kerosene engine), strict oil forbidden is needed, therefore, all pipelines are required to be cleaned and degreased by using special cleaning agents, after the cleaning of all system pipelines is finished, the hydrocarbon content of the cleaning agents is required to be detected, and after the detection is qualified, the formal assembly is carried out. The cleaning and degreasing of the conduit is a special process of the liquid oxygen kerosene engine.
The prior art method and implementation means are that the engine system conduit is taken out after being soaked in a cleaning tank for a period of time, the extracted sample is sent to a professional physicochemical department to detect the hydrocarbon content of the cleaning agent, and after the detection is qualified, the formal assembly is carried out, if the detection is unqualified, the cleaning agent is replaced and the cleaning agent is cleaned again. The engine relates to various guide pipes, and part of the guide pipes have complex trend structure. In the cleaning and degreasing work, for the conduit with thicker pipe diameter, shorter length and simple space trend structure, a soaking cleaning method is adopted, and the cleaning agent can reach the inner cavity of the conduit to play a certain cleaning effect; on the contrary, for the conduit with smaller pipe diameter, longer length and complex space trend structure, the problem that grease substances attached to the inner wall of the conduit can not be thoroughly removed still depends on soaking and cleaning. And secondly, the cleaning agent cannot be recycled, the use amount is large, and when the grease content of the cleaning agent exceeds the standard, the cleaning agent cannot be recycled, so that the production cost of the engine is greatly increased.
Therefore, aiming at the situation, the problems of comprehensively removing oil and cleaning the guide pipe, ensuring the quality of removing oil and cleaning the guide pipe and recycling the cleaning agent are urgently needed to be solved.
After a certain range of innovation, no documents and reports closely related to the invention are found.
Disclosure of Invention
The technical solution of the invention is as follows: the system and the method for cleaning the oil removal of the guide pipe can realize the guide pipe oil removal targets of high automation degree, full coverage, high oil removal efficiency, energy conservation and emission reduction of the liquid rocket engine.
The technical scheme of the invention is as follows: a catheter deoiling cleaning system comprises N cleaning tanks, wherein each cleaning tank is provided with an ultrasonic vibrator and is connected with a submerged cyclone device; n is more than or equal to 1;
ultrasonic vibrators are arranged at the bottom and on two sides of the cleaning tank, and the inner cavity of a guide pipe in the cleaning tank is cleaned by utilizing cavitation effect generated by ultrasonic waves;
the submerged cyclone device is connected to the bottom of the cleaning tank, and is used for circularly flowing the cleaning agent in the cleaning tank and flushing impurities peeled off by ultrasonic cleaning on the inner wall of the guide pipe to bring out the impurities on the inner wall of the guide pipe.
Further, the N cleaning tanks include: an oxygen system pipeline cleaning tank, a fuel system pipeline cleaning tank and a gas circuit control system pipeline cleaning tank.
Further, the submerged cyclone device comprises a first circulating pump, a first filter, a stop valve and a pressure gauge;
the inlet of the first circulating pump is connected with the tank bottom of the cleaning tank, the outlet of the first circulating pump, the first filter, the stop valve and the pressure gauge are sequentially connected in series, and the pressure gauge is also connected to the tank bottom of the cleaning tank.
Further, the system also comprises a spraying system and a circulating filtering system;
the spraying system is used for washing and flushing the inner cavity of the catheter and further carrying out ultrasonic cleaning and submerged cyclone cleaning residual impurities; the cleaning device comprises a handheld spray gun and quick-insert hoses with different diameters, wherein the quick-insert hoses are arranged on the side wall of a cleaning tank, and a guide pipe is connected to the quick-insert hose with the corresponding diameter at the beginning of cleaning; the handheld spray gun is movably arranged at the upper edge of the side wall of the cleaning tank, and is taken down when in use to wash and flush the inner cavity of the catheter;
the inlet of the circulating filtering system is connected to the inside of the cleaning tank body, the outlet of the circulating filtering system is connected with the spraying system, and the circulating filtering system is used for enabling liquid in the cleaning tank body to flow in the spraying system, and cleaning agents in the cleaning tank are kept clean and recycled through sediment and filtering treatment.
Further, the circulating filtration system comprises a second circulating pump, a second filter, a control valve and a liquid level sensor;
the inlet of the second circulating pump is connected to the inside of the cleaning tank body, the outlet of the second circulating pump, the second filter, the control valve and the liquid level sensor are sequentially connected in series, and the liquid level sensor is also connected in parallel to a quick-plug hose and a handheld spray gun of the spraying system.
Further, the system also comprises a distillation recovery system, wherein the distillation recovery system is connected with the cleaning tank and is used for receiving the cleaning agent discharged after the cleaning tank cleans the guide pipe, carrying out distillation treatment on the received cleaning agent, storing the clean cleaning agent after distillation treatment and discharging the clean cleaning agent into the cleaning tank.
Further, the distillation recovery system comprises a dirty liquid tank, distillation recovery equipment and a clean liquid storage tank;
a dirty liquid tank, one end of which is connected with the cleaning tank, and the other end of which is connected with an inlet of the distillation recovery device and is used for storing cleaning agent to be recovered after the cleaning tank is used;
the distillation recovery equipment receives the cleaning agent to be recovered stored in the dirty liquid tank, indirectly transmits the cleaning agent to the cleaning agent after heat conduction and heating, volatilizes the cleaning agent into a gaseous state, condenses and collects the gaseous state, and discharges the gaseous state to the clean liquid storage tank;
one end of the clean liquid storage tank is connected with the outlet of the distillation recovery device, and the other end of the clean liquid storage tank is connected with the cleaning tank and is used for storing the distilled recovered clean cleaning agent and injecting the distilled clean cleaning agent into the cleaning tank.
Further, the dirty liquid tank, the clean liquid storage tank and the cleaning tanks are provided with sealing covers; the cleaning tank sealing cover is provided with a safety valve, and when the pressure of the gas volatilized by the cleaning agent in the cleaning tank exceeds a set safety value, the safety valve is automatically opened.
Further, a method for cleaning the oil removal of the guide pipe is provided, which comprises the following steps:
according to the pipe diameter, M guide pipes are respectively connected to M quick-insertion hoses corresponding to a spraying system, a cleaning tank sealing cover is closed after the guide pipes are connected and placed stably, a submerged cyclone device and an ultrasonic vibrator are started, and the inner and outer surfaces of the cleaned guide pipes are cleaned by submerged fixed-point positioning cyclone rinsing and a guide pipe inner cavity washing method, wherein M is more than or equal to 1;
when the cleaning time is longer than the first preset time, closing the submerged cyclone device and the ultrasonic vibrator, opening a cleaning tank sealing cover, and taking out the cleaned guide pipe;
the used cleaning agent is discharged into a dirty liquid tank, distilled and recovered and then injected into a clean liquid storage tank, and the cleaning agent in the clean liquid storage tank is injected into a cleaning tank.
Further, a method for cleaning the oil removal of the guide pipe is provided, which comprises the following steps:
directly placing the guide pipe into a cleaning tank, closing a sealing cover of the cleaning tank, starting a submerged cyclone device and an ultrasonic vibrator, and cleaning the guide pipe by using soaking cyclone and ultrasonic cleaning methods;
when the cleaning time is longer than the second preset time, closing the submerged cyclone device and the ultrasonic vibrator, opening a cleaning tank sealing cover, flushing the inner wall of the guide pipe again by using a handheld spray gun on the spraying system through a cleaning agent, removing impurities attached to the inner wall of the guide pipe and grease on the inner surface of the guide pipe, and taking out the cleaned guide pipe;
the used cleaning agent is discharged into a dirty liquid tank, distilled and recovered and then injected into a clean liquid storage tank, and the cleaning agent in the clean liquid storage tank is injected into a cleaning tank.
Compared with the prior art, the invention has the advantages that:
(1) The invention adopts the inserted quick-insertion hose adapting to the catheter interface, can adapt to the flushing and washing of the inner cavity of the catheter with various specifications, and has higher deoiling and cleaning quality.
(2) The cleaning agent recovery system designed by the invention can meet the requirements of recovery and reutilization of the cleaning agent after use, and saves the production cost.
(3) The cleaning tanks adopt ultrasonic cleaning and submerged cyclone cleaning, and impurities peeled off from the inner cavity of the guide pipe can be better washed, so that the inner wall of the guide pipe is brought out, and the hidden danger of redundant substances is reduced.
(4) From the cleaning process flow, the invention realizes that the pipe assembly can complete the cleaning of each system pipeline according to the program after blanking, the cleaning agent spraying, washing, distilling and recycling processes are all automatically set, personnel participation is not needed, the cleaning efficiency is greatly improved, and the labor intensity of personnel is reduced.
Drawings
FIG. 1 is a schematic diagram of the structural composition of the present invention;
FIG. 2 is an overall distribution diagram of the cleaning system and distillation recovery system of the present invention.
Detailed Description
The catheter oil removal cleaning system is mainly used for cleaning and oil removal before formal assembly of a liquid rocket engine catheter assembly, and the overall system can ensure that grease in the inner cavities of various to-be-cleaned oil removal catheters is effectively removed and cleaning agents are effectively recycled.
As shown in FIG. 1, the catheter deoiling cleaning system comprises a cleaning system and a distillation recovery system, wherein the cleaning system comprises an oxygen system pipeline cleaning tank, a fuel system pipeline cleaning tank and a gas circuit control system pipeline cleaning tank, and each cleaning tank is provided with a submerged cyclone device, an ultrasonic vibrator, a circulating filtration system and a spraying system. The distillation recovery system mainly comprises: distillation recovery equipment, clean liquid storage tank, dirty liquid tank.
Cleaning tank: the cleaning device comprises an oxygen system pipeline cleaning tank, a fuel system pipeline cleaning tank and a gas circuit control system pipeline cleaning tank, wherein during cleaning, the cleaning device is placed in the corresponding cleaning tank according to the classification of the engine system pipeline, so that the cleaning of the guide pipes with different cleanliness requirements is conveniently finished. The cleaning tank is provided with a submerged cyclone device, an ultrasonic vibrator, a circulating filtering system and a spraying system. The functions and principles of each device (system) are as follows:
submerged cyclone device: the cleaning agent cyclone is arranged in each cleaning tank, and the principle is that the cyclone of the cleaning agent is completed through the pressure of the submerged circulating pump, and the cleaning agent cyclone mainly comprises a first circulating pump, a first filter, a stop valve and a pressure gauge. The inlet of the first circulating pump is connected with the bottom of the cleaning tank through a pipeline, the outlet of the first circulating pump, the first filter, the stop valve and the pressure gauge are sequentially connected in series through pipelines, and the pressure gauge is also connected to the bottom of the cleaning tank through a pipeline. After the submerged fixed-point positioning cyclone is started, the cleaning agent can be circulated, and impurities peeled off from the inner wall of the conduit by ultrasonic cleaning can be washed, so that the impurities on the inner wall of the conduit are brought out.
Ultrasonic vibrator: the ultrasonic vibration boxes are arranged at the bottom and two sides of the cleaning tank by adopting a 28KHz ultrasonic transducer, so that the ultrasonic waves are uniformly distributed without dead angles, and the inner cavity of the catheter is cleaned by utilizing the cavitation effect generated by the ultrasonic waves. The inner cleaning of the through hole and deep hole complex workpieces in the catheter assembly structure can be realized.
And (3) a circulating filtration system: mainly comprises a second circulating pump, a second filter, a control valve and a liquid level sensor; the inlet of the second circulating pump is connected with the inside of the tank body of the cleaning tank through a pipeline, the outlet of the second circulating pump, the second filter, the control valve and the liquid level sensor are sequentially connected in series through pipelines, and the liquid level sensor is also connected to a quick-plug hose and a handheld spray gun of the spraying system in parallel through the pipeline. The circulating filtration system is used for enabling liquid in the cleaning tank body to flow in the spraying system, cleaning agents in the cleaning tank are kept clean all the time and recycled through sediment and filtration, and meanwhile the liquid level height of the cleaning agents in the cleaning tank is kept.
And (3) a spraying system: the cleaning device comprises a handheld spray gun and quick-inserting hoses with different diameters, wherein the quick-inserting hoses are arranged on the side wall of a cleaning tank, and a guide pipe is connected to the quick-inserting hoses with corresponding diameters at the beginning of cleaning. The hand-held spray gun is movably arranged at the upper edge of the side wall of the cleaning tank, and is taken down when in use to wash and flush the inner cavity of the catheter. Dirty liquid tank: one end is connected with the cleaning tank through a pipeline, and the other end is connected with an inlet of distillation recovery equipment through a pipeline and is used for storing cleaning agents to be recovered after the cleaning tank is used.
Distillation recovery equipment: the cleaning agent to be recovered is received and stored in the dirty liquid tank, and is indirectly transmitted to the cleaning agent after being started according to the set working time by conducting heat, so that the cleaning agent volatilizes into gas to enter the condensing device and be collected, and the gas is discharged to the clean liquid storage tank, thereby achieving the problems of saving cost and reducing environmental pollution. The distillation recovery device used in this embodiment is the URS2000 series under the canada mountain brand, and is mainly composed of a stainless steel double-layer barrel, a condenser, an electric heater, an electric control system, a thermocouple and a machine body frame.
One end of the clean liquid storage tank is connected with an outlet of the distillation recovery device through a pipeline, and the other end of the clean liquid storage tank is connected with the cleaning tank through a pipeline and is used for storing the clean cleaning agent recovered by distillation and injecting the clean cleaning agent into the cleaning tank.
The cleaning system has the functions of ultrasonic wave, self circulation and inner cavity washing. Wherein, when the oxygen system pipeline is cleaned, the single cleaning and degreasing time (namely ultrasonic wave and self-circulation working time) is more than or equal to 20min, and when the pipelines of other systems (a fuel system and a gas circuit control system) are cleaned, the single cleaning time is more than or equal to 10min. The single cleaning time of each cleaning tank can be set manually and automatically stopped according to the set time; besides the cleaning of the subsystem, the cleaning method is divided into the following two cleaning modes according to different specifications of the catheter:
(1) The method for cleaning the catheter with the diameters of phi 4, phi 6, phi 8, phi 10 and phi 12 (unit: mm) comprises the following steps:
according to the pipe diameter, M guide pipes are respectively connected to M quick-insertion hoses corresponding to the spraying system, after the guide pipes are connected and placed stably, a cleaning tank sealing cover is closed, a submerged cyclone device and an ultrasonic vibrator are started, and the inner and outer surfaces of the cleaned guide pipes are cleaned by submerged fixed-point positioning cyclone rinsing and guide pipe inner cavity washing methods;
when the cleaning time is more than a first preset time (for example, 20 min), closing the submerged cyclone device and the ultrasonic vibrator, opening a cleaning tank sealing cover, and taking out the cleaned catheter;
the used cleaning agent is discharged into a dirty liquid tank, distilled and recovered and then injected into a clean liquid storage tank, and the cleaning agent in the clean liquid storage tank is injected into a cleaning tank.
(2) When the catheter with larger diameter (the diameter is more than 12 mm), shorter length and simple space structure is cleaned, the method comprises the following steps:
directly placing the guide pipe into a cleaning tank, closing a sealing cover of the cleaning tank, starting a submerged cyclone device and an ultrasonic vibrator, and cleaning the guide pipe by using soaking cyclone and ultrasonic cleaning methods;
when the cleaning time is more than a second preset time (for example, 20 min), closing the submerged cyclone device and the ultrasonic vibrator, opening a cleaning tank sealing cover, flushing the inner wall of the guide pipe again by using a handheld spray gun on the spraying system through a cleaning agent, removing impurities attached to the inner wall of the guide pipe and grease on the inner surface of the guide pipe, and taking out the cleaned guide pipe;
the used cleaning agent is discharged into a dirty liquid tank, distilled and recovered and then injected into a clean liquid storage tank, and the cleaning agent in the clean liquid storage tank is injected into a cleaning tank.
The oil removal effect inspection method in the embodiment comprises the following steps: the oil removing effect of the guide pipe is judged by detecting the index of the hydrocarbon content in the cleaning agent used for removing the oil of the guide pipe, and the oil removing effect is measured by a meteorological chromatograph. And respectively making different qualified upper limit values of the cleaning tanks, and if the upper limit value is lower than the upper limit value, the cleaning of the guide pipe is qualified. According to the cleanliness requirement of the engine inner cavity, the detection rule is set as follows: when the hydrocarbon content in the oxygen system pipeline cleaning tank is more than 20mg/L and the hydrocarbon content in the fuel system pipeline cleaning tank and the gas circuit control system pipeline cleaning tank is more than 50mg/L, the cleaning agent in each cleaning tank is required to be discharged into the dirty liquid tank at the moment to be distilled and recovered.
A distillation recovery method is provided: when the hydrocarbon detection content of the cleaning agent in a certain cleaning tank exceeds the standard, the exceeding cleaning agent can be discharged into a dirty liquid tank. Meanwhile, a cleaning liquid storage tank is filled with cleaning agent into the cleaning tank; and then distilling and condensing the standard exceeding cleaning agent through distillation and recovery equipment, namely recovery treatment. And finally flows into the clean liquid storage tank to realize the recycling of the cleaning agent.
The washing method of the washing tank is as follows: after the exceeding cleaning agent in the cleaning tank is discharged into the dirty liquid tank, the cleaning agent is used for flushing the inner wall of the cleaning tank so as to remove grease and impurities attached to the inner wall of the cleaning tank and prevent the cleaning agent from being polluted after being filled into the cleaning tank. The cleaning agent used for flushing the cleaning tank uses the cleaning agent in the clean liquid storage tank, and is discharged into the dirty liquid tank after flushing, and the flushing function is realized by a handheld spray gun of the spraying system.
The distillation recovery system can continuously and safely work until the distillation recovery of the exceeding cleaning agent is finished, and the system automatically stops the distillation recovery function after the distillation recovery is finished.
In the catheter deoiling and cleaning system, a cleaning tank is used for carrying out ultrasonic wave and circulating filtration, exceeding cleaning agent discharge, cleaning tank scouring, cleaning agent filling and exceeding cleaning agent distillation recovery, and all links are controlled by one key, so that the difficulty of an operator in controlling equipment is reduced.
When the catheter deoiling cleaning system fills new cleaning agent, the pneumatic diaphragm pump is adopted to fill, so that the barreled new cleaning agent is filled into the clean liquid storage tank.
The cleaning tanks, the clean liquid storage tanks and the dirty liquid tanks of the systems are provided with the sealing covers, so that the cleaning agents are effectively prevented from volatilizing into the working areas of the workshops, the sealing covers of the cleaning tanks have sealing performance, cleaning agent media can be prevented from volatilizing, and the sealing piece materials are made of polytetrafluoroethylene materials with stable performance and are not easy to react with the cleaning agent media. Meanwhile, the cleaning tank sealing cover is opened and closed in a pneumatic power-assisted mode, so that the operation of personnel is facilitated. The cleaning tank sealing cover is provided with a safety valve, and the cleaning tank sealing cover has an automatic pressure relief function of the safety valve, and when the pressure of the gas volatilized by the cleaning agent in the cleaning tank exceeds a set safety value, the safety valve is automatically opened; the gas can be discharged through the safety valve, so that the operation safety is ensured. The cleaning tank can be further provided with a condensing device for inhibiting volatilization of the cleaning agent.
As shown in fig. 2, the middle three structures are an oxygen system pipeline cleaning tank, a fuel system pipeline cleaning tank and a gas circuit control system pipeline cleaning tank; the two structures at the far right side at the lower part are a dirty liquid tank and a clean liquid storage tank; the middle of the lower part is provided with distillation recovery equipment.
The catheter oil removal cleaning system effectively solves the problems of comprehensively oil removal cleaning of the catheter, ensuring the oil removal cleaning quality and recycling the cleaning agent. The distillation recovery efficiency of the cleaning agent can reach 30L/h, the grease content of the cleaning agent after distillation recovery is less than 10mg/L, the heating temperature of a distillation recovery system is more than or equal to 100 ℃, and the recovery rate of the cleaning agent of the distillation recovery system can reach 95%.
Although the present invention has been described in terms of the preferred embodiments, it is not intended to be limited to the embodiments, and any person skilled in the art can make any possible variations and modifications to the technical solution of the present invention by using the methods and technical matters disclosed above without departing from the spirit and scope of the present invention, so any simple modifications, equivalent variations and modifications to the embodiments described above according to the technical matters of the present invention are within the scope of the technical matters of the present invention.
Claims (10)
1. A catheter deoiling cleaning system, characterized in that: the device comprises N cleaning tanks, wherein each cleaning tank is provided with an ultrasonic vibrator and is connected with a submerged cyclone device; n is more than or equal to 1;
ultrasonic vibrators are arranged at the bottom and on two sides of the cleaning tank, and the inner cavity of a guide pipe in the cleaning tank is cleaned by utilizing cavitation effect generated by ultrasonic waves;
the submerged cyclone device is connected to the bottom of the cleaning tank, and is used for circularly flowing the cleaning agent in the cleaning tank and flushing impurities peeled off by ultrasonic cleaning on the inner wall of the guide pipe to bring out the impurities on the inner wall of the guide pipe.
2. A catheter degreasing cleaning system as claimed in claim 1, wherein: the N cleaning tanks comprise: an oxygen system pipeline cleaning tank, a fuel system pipeline cleaning tank and a gas circuit control system pipeline cleaning tank.
3. A catheter degreasing cleaning system as claimed in claim 1, wherein: the submerged cyclone device comprises a first circulating pump, a first filter, a stop valve and a pressure gauge;
the inlet of the first circulating pump is connected with the tank bottom of the cleaning tank, the outlet of the first circulating pump, the first filter, the stop valve and the pressure gauge are sequentially connected in series, and the pressure gauge is also connected to the tank bottom of the cleaning tank.
4. A catheter degreasing cleaning system as claimed in claim 1, wherein: the system also comprises a spraying system and a circulating filtering system;
the spraying system is used for washing and flushing the inner cavity of the catheter and further carrying out ultrasonic cleaning and submerged cyclone cleaning residual impurities; the cleaning device comprises a handheld spray gun and quick-insert hoses with different diameters, wherein the quick-insert hoses are arranged on the side wall of a cleaning tank, and a guide pipe is connected to the quick-insert hose with the corresponding diameter at the beginning of cleaning; the handheld spray gun is movably arranged at the upper edge of the side wall of the cleaning tank, and is taken down when in use to wash and flush the inner cavity of the catheter;
the inlet of the circulating filtering system is connected to the inside of the cleaning tank body, the outlet of the circulating filtering system is connected with the spraying system, and the circulating filtering system is used for enabling liquid in the cleaning tank body to flow in the spraying system, and cleaning agents in the cleaning tank are kept clean and recycled through sediment and filtering treatment.
5. The catheter degreasing and cleaning system of claim 4, wherein: the circulating filtration system comprises a second circulating pump, a second filter, a control valve and a liquid level sensor;
the inlet of the second circulating pump is connected to the inside of the cleaning tank body, the outlet of the second circulating pump, the second filter, the control valve and the liquid level sensor are sequentially connected in series, and the liquid level sensor is also connected in parallel to a quick-plug hose and a handheld spray gun of the spraying system.
6. A catheter degreasing cleaning system as claimed in claim 5, wherein: the system also comprises a distillation recovery system, wherein the distillation recovery system is connected with the cleaning tank and is used for receiving the cleaning agent discharged after the cleaning tank cleans the guide pipe, carrying out distillation treatment on the received cleaning agent, storing the clean cleaning agent after distillation treatment and discharging the clean cleaning agent into the cleaning tank.
7. The catheter degreasing and cleaning system of claim 6, wherein: the distillation recovery system comprises a dirty liquid tank, distillation recovery equipment and a clean liquid storage tank;
a dirty liquid tank, one end of which is connected with the cleaning tank, and the other end of which is connected with an inlet of the distillation recovery device and is used for storing cleaning agent to be recovered after the cleaning tank is used;
the distillation recovery equipment receives the cleaning agent to be recovered stored in the dirty liquid tank, indirectly transmits the cleaning agent to the cleaning agent after heat conduction and heating, volatilizes the cleaning agent into a gaseous state, condenses and collects the gaseous state, and discharges the gaseous state to the clean liquid storage tank;
one end of the clean liquid storage tank is connected with the outlet of the distillation recovery device, and the other end of the clean liquid storage tank is connected with the cleaning tank and is used for storing the distilled recovered clean cleaning agent and injecting the distilled clean cleaning agent into the cleaning tank.
8. The catheter degreasing and cleaning system of claim 7, wherein: the dirty liquid tank, the clean liquid storage tank and the cleaning tanks are provided with sealing covers; the cleaning tank sealing cover is provided with a safety valve, and when the pressure of the gas volatilized by the cleaning agent in the cleaning tank exceeds a set safety value, the safety valve is automatically opened.
9. The catheter deoiling and cleaning method based on claim 8 is characterized by comprising the following steps:
according to the pipe diameter, M guide pipes are respectively connected to M quick-insertion hoses corresponding to a spraying system, a cleaning tank sealing cover is closed after the guide pipes are connected and placed stably, a submerged cyclone device and an ultrasonic vibrator are started, and the inner and outer surfaces of the cleaned guide pipes are cleaned by submerged fixed-point positioning cyclone rinsing and a guide pipe inner cavity washing method, wherein M is more than or equal to 1;
when the cleaning time is longer than the first preset time, closing the submerged cyclone device and the ultrasonic vibrator, opening a cleaning tank sealing cover, and taking out the cleaned guide pipe;
the used cleaning agent is discharged into a dirty liquid tank, distilled and recovered and then injected into a clean liquid storage tank, and the cleaning agent in the clean liquid storage tank is injected into a cleaning tank.
10. The catheter deoiling and cleaning method based on claim 8 is characterized by comprising the following steps:
directly placing the guide pipe into a cleaning tank, closing a sealing cover of the cleaning tank, starting a submerged cyclone device and an ultrasonic vibrator, and cleaning the guide pipe by using soaking cyclone and ultrasonic cleaning methods;
when the cleaning time is longer than the second preset time, closing the submerged cyclone device and the ultrasonic vibrator, opening a cleaning tank sealing cover, flushing the inner wall of the guide pipe again by using a handheld spray gun on the spraying system through a cleaning agent, removing impurities attached to the inner wall of the guide pipe and grease on the inner surface of the guide pipe, and taking out the cleaned guide pipe;
the used cleaning agent is discharged into a dirty liquid tank, distilled and recovered and then injected into a clean liquid storage tank, and the cleaning agent in the clean liquid storage tank is injected into a cleaning tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310423956.1A CN116511155A (en) | 2023-04-19 | 2023-04-19 | Catheter oil removal cleaning system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310423956.1A CN116511155A (en) | 2023-04-19 | 2023-04-19 | Catheter oil removal cleaning system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116511155A true CN116511155A (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310423956.1A Pending CN116511155A (en) | 2023-04-19 | 2023-04-19 | Catheter oil removal cleaning system and method |
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| Country | Link |
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| CN (1) | CN116511155A (en) |
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2023
- 2023-04-19 CN CN202310423956.1A patent/CN116511155A/en active Pending
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