CN115419817B - Engine oil filling circulation recovery device - Google Patents
Engine oil filling circulation recovery device Download PDFInfo
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- CN115419817B CN115419817B CN202210945638.7A CN202210945638A CN115419817B CN 115419817 B CN115419817 B CN 115419817B CN 202210945638 A CN202210945638 A CN 202210945638A CN 115419817 B CN115419817 B CN 115419817B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0405—Monitoring quality of lubricant or hydraulic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N33/00—Mechanical arrangements for cleaning lubricating equipment; Special racks or the like for use in draining lubricant from machine parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N2039/007—Using strainers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quality & Reliability (AREA)
- Filtration Of Liquid (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to the technical field of automatic waste oil circulating and purifying devices, in particular to an engine oil filling and circulating recovery device. Comprises a motor assembly speed reducer, a first dirty oil tank, a circulating oil tank and a clean oil tank which are sequentially connected in series through pipelines; the circulating oil tank is provided with a filtering structure for filtering impurities; a weighing oil tank for weighing dirty oil entering the first dirty oil tank from the motor assembly speed reducer is arranged on a pipeline between the motor assembly speed reducer and the first dirty oil tank; an oil pump is arranged on a pipeline between the motor assembly speed reducer and the first dirty oil tank; an oil pouring structure is arranged on a pipeline between the first dirty oil tank and the circulating oil tank; a circulating oil pump is arranged on a pipeline between the circulating oil tank and the oil purifying tank; an oil filling pump is arranged on a pipeline between the oil purifying tank and the motor assembly speed reducer. The motor assembly speed reducer is simple in structure and convenient to operate, and the motor assembly speed reducer is capable of ensuring that the internal engine oil is completely extracted after being tested by weighing the extracted engine oil, so that the residual oil after delivery reaches the standard.
Description
Technical Field
The utility model relates to the technical field of automatic waste oil circulating and purifying devices, in particular to an engine oil filling and circulating recovery device.
Background
In the common bench test of the assembly, the equipment is only responsible for filling and extracting and recovering the engine oil, and the engine oil after extracting and recovering is treated and generally divided into two types:
1. the recovered engine oil directly enters the waste oil barrel, and is filtered and treated in special dangerous waste treatment equipment after being fully stored, and then is reused, so that the mode needs to be transported by using a transport vehicle, and the filtering equipment needs to be operated by special persons, thereby increasing the work load and the labor intensity;
2. the recovered engine oil directly enters the filling oil tank after passing through the filter, the filtering effect of the method cannot be guaranteed, fine particle impurities cannot be completely removed after once filtering, and after the recovered engine oil returns to the oil tank, dirty oil and clean oil are mixed, and the quality of oil is reduced.
The device comprises an engine oil tank, a dirty oil tank, a filter oil tank, a precision filter and a clean oil tank which are sequentially connected in series through pipelines, wherein an oil delivery pump is connected to the pipeline between the engine oil tank and the dirty oil tank, a valve and an oil delivery pump are connected to the pipeline between the dirty oil tank and the filter oil tank, a valve and an oil inlet valve of the oil filter are connected to the pipeline between the filter oil tank and the precision filter, an oil level mirror is arranged on the pipeline between the precision filter and the clean oil tank, drain valves are connected to the lower ends of the dirty oil tank, the filter oil tank and the clean oil tank, and the valve is also connected to the clean oil tank. The filtering device can filter and recycle engine oil in the production process of a generator, an engine and the like, improves the use quality of the engine oil, saves the cost and reduces the waste. When the device still has some problems, the device has a simple structure and a single function, the whole device is not provided with detection equipment, and whether the residual oil of the whole device reaches the standard or not can not be detected.
Disclosure of Invention
The utility model aims to solve the defects of the background technology and provides an engine oil filling circulation recovery device.
The technical scheme of the utility model is as follows: the engine oil filling and recycling device comprises a motor assembly speed reducer, a first dirty oil tank, a circulating oil tank and a clean oil tank which are sequentially connected in series through pipelines;
the circulating oil tank is provided with a filtering structure for filtering impurities;
a weighing oil tank for weighing dirty oil entering the first dirty oil tank from the motor assembly speed reducer is arranged on a pipeline between the motor assembly speed reducer and the first dirty oil tank;
an oil pump is arranged on a pipeline between the motor assembly speed reducer and the first dirty oil tank;
an oil pouring structure is arranged on a pipeline between the first dirty oil tank and the circulating oil tank;
a circulating oil pump is arranged on a pipeline between the circulating oil tank and the oil purifying tank;
and an oil injection pump is arranged on a pipeline between the oil purifying box and the motor assembly speed reducer.
According to the engine oil filling and recycling device provided by the utility model, the second dirty oil tank is arranged on the pipeline between the first dirty oil tank and the circulating oil tank; and a water removal structure is arranged on a pipeline between the second dirty oil tank and the first dirty oil tank.
According to the engine oil filling circulation recovery device provided by the utility model, the water removal structure comprises the oleophilic water remover, the heater and the vacuum water remover which are sequentially arranged along the flowing direction of the pipeline fluid.
According to the engine oil filling circulation recovery device provided by the utility model, the filtering structure comprises a circulation pipeline; the inlet end of the circulating pipeline is communicated with a pipeline between the circulating oil tank and the oil purifying tank, and the outlet end of the circulating pipeline is communicated with the circulating oil tank; the circulating pipeline is provided with a coarse filtering structure for coarse filtering of the dirty oil and a fine filtering structure for fine filtering of the dirty oil.
According to the engine oil filling circulation recovery device provided by the utility model, the coarse filtering structure comprises a circulation loop electromagnetic valve, a coarse filtering pressure sensor and a circulation coarse filter which are sequentially arranged along the fluid flowing direction of a circulation pipeline; the circulating coarse filter is a coarse filter unit comprising two groups of coarse filters arranged in parallel.
According to the engine oil filling and recycling device provided by the utility model, the fine filtering structure comprises a first fine filtering pressure sensor, a first fine filter, a second fine filtering pressure sensor, a second fine filter and a circulating filtering flowmeter which are sequentially arranged on a circulating pipeline between the coarse filtering structure and a circulating oil tank along the fluid flowing direction of the circulating pipeline; the first fine filter and the second fine filter are fine filter units comprising two groups of fine filters which are arranged in parallel.
According to the engine oil filling circulation recovery device provided by the utility model, the pipeline between the oil pump and the weighing oil tank is provided with the pumping pressure sensor, the dirty oil coarse filter and the pumping flowmeter which are sequentially arranged along the fluid flow direction.
According to the engine oil filling circulation recovery device provided by the utility model, the oil filling pressure sensor, the filling fine filter, the oil filling flowmeter and the filling pipeline electromagnetic valve are sequentially arranged on the pipeline between the oil filling pump and the motor assembly speed reducer along the fluid flow direction.
According to the engine oil filling circulation recovery device provided by the utility model, the compressed air inlet and the airtight pressure switch are arranged on the pipeline between the filling pipeline electromagnetic valve and the motor assembly speed reducer.
According to the engine oil filling circulation recovery device provided by the utility model, the oil pouring structure comprises the first oil pouring pump arranged on the pipeline between the first sewage tank and the water removing structure, and the second oil pouring pump arranged on the pipeline between the second sewage tank and the circulating oil tank.
The utility model has the advantages that: 1. according to the utility model, the weighing oil tank is arranged between the motor assembly speed reducer and the first dirty oil tank, the dirty oil entering the first dirty oil tank from the motor assembly speed reducer is weighed by the weighing oil tank, so that the delivery residual oil of the electronic assembly speed reducer reaches the standard, the whole device can realize rapid filtration and purification of the dirty oil, and the engine oil can be repeatedly used;
2. according to the utility model, the second dirty oil tank is arranged between the first dirty oil tank and the circulating oil tank, the water removing structure is arranged between the first dirty oil tank and the second dirty oil tank, and the water in the dirty oil is rapidly removed by utilizing the water removing structure, so that dry engine oil can be obtained, and the purification degree of the engine oil is high;
3. the water removing structure comprises the oleophilic water remover, the heater and the vacuum water remover, wherein the oleophilic water remover can carry out primary water removal, dirty oil after primary water removal is heated by the heater to raise the oil temperature, the liquid surface area is increased in the vacuum water remover, water molecules are quickly gasified and evaporated by utilizing the difference of gasification boiling points, and are discharged to the outside of the system in a gaseous state to form dry oil liquid, and then the dry oil liquid is reduced to normal temperature by the cooler, so that the difficulty of subsequent purification is reduced, and the purification efficiency is improved;
4. the circulating oil tank is provided with the circulating pipeline, the coarse filtering structure and the fine filtering structure are arranged on the circulating pipeline, the coarse filtering structure and the fine filtering structure can carry out circulating filtration on dirty oil in the circulating oil tank, the circulating oil tank is a filtering foundation of the whole device, the filtering structure on the circulating pipeline can carry out repeated circulating operation for many times, and impurities in engine oil can be well cleaned;
5. the coarse filtering structure comprises a circulating loop electromagnetic valve, a coarse filtering pressure sensor and a circulating coarse filter, wherein the circulating loop electromagnetic valve can conveniently control the opening and closing of a circulating pipeline, the coarse filtering pressure sensor is used for probing the sealing condition of the circulating pipeline, so that the safety problem caused when the circulating pipeline is blocked is avoided, and the circulating coarse filter is of a standby structure, so that dirty oil in a circulating oil tank is conveniently subjected to coarse filtering;
6. the fine filtering structure comprises a first fine filtering pressure sensor, a first fine filter, a second fine filtering pressure sensor, a second fine filter and a circulating filtering flowmeter, wherein the first fine filtering pressure sensor is used for detecting the pressure condition of the inlet side of the first fine filter, so that the safety problem caused by blockage of the inlet side of the first fine filter is avoided, the second fine filtering pressure sensor is used for detecting the pressure condition of the inlet side of the second fine filter, the safety problem caused by blockage of the inlet side of the second fine filter is avoided, the first fine filter and the second fine filter are used for fine filtering of dirty oil in a circulating oil tank, the circulating filtering flowmeter is used for obtaining the processed oil quantity, and the condition of filtering the dirty oil is convenient to obtain;
7. the oil pumping pressure sensor is used for detecting the blocking condition of the pipeline and the dirty oil strainer, and the oil pumping flowmeter is convenient for acquiring the volume of the oil pumped from the motor assembly reducer and the treatment condition of dirty oil;
8. according to the utility model, an oil injection pressure sensor, an oil injection fine filter, an oil injection flowmeter and an oil injection pipeline electromagnetic valve are arranged between an oil injection pump and a motor assembly speed reducer, the oil injection fine filter is used for finely filtering oil from an oil purifying tank to the motor assembly speed reducer, the cleanliness of the oil entering the motor assembly speed reducer is improved, the oil injection oil meter can record the oil quantity entering the motor assembly speed reducer from the oil purifying tank, the oil injection pressure sensor is used for probing the sealing condition of a pipeline between the oil purifying tank and the motor assembly speed reducer, the safety problem caused by blockage is avoided, and the oil injection pipeline electromagnetic valve is used for controlling the oil purifying tank to refuel the motor assembly speed reducer;
9. according to the utility model, the compressed air inlet and the airtight pressure switch are arranged between the solenoid valve of the filling pipeline and the motor assembly speed reducer, the compressed air inlet can be used for introducing high-pressure compressed air into the pipeline between the oil purifying box and the motor assembly speed reducer, and whether the air tightness of the whole device has a problem can be judged by detecting the pressure condition of the whole device;
10. the oil pouring structure comprises two groups of oil pouring pumps, and dirty oil flow in the dirty oil tank can be conveniently controlled by utilizing the oil pouring pumps.
The utility model has simple structure and convenient operation, can well purify the dirty oil in the motor assembly reducer, greatly improves the utilization efficiency of engine oil, and ensures that the engine oil in the motor assembly reducer is completely extracted after being tested by weighing the extracted engine oil, thereby ensuring that the residual oil after delivery reaches the standard.
Drawings
Fig. 1: the engine oil filling circulation recovery device is structurally schematic;
fig. 2: the butt joint tool structure schematic diagram of the utility model;
wherein: 1-a motor assembly speed reducer; 2-a first dirty oil tank; 3-a circulating oil tank; 4-a clean oil tank; 5-a weighing oil tank; 6-an oil pump; 7-a circulating oil pump; 8-an oil injection pump; 9-a second dirty oil tank; 10-an oleophilic dehydrator; 11-a heater; 12-a vacuum dehydrator; 13-a circulation loop solenoid valve; 14-coarse filtration pressure sensor; 15-a circulation strainer; 16-a first polishing pressure sensor; 17-a first fine filter; 18-a second polishing pressure sensor; 19-a second fine filter; 20-a circulating filtration flow meter; 21-a pumping pressure sensor; 22-a dirty oil coarse filter; 23-pumping flowmeter; 24-oil injection pressure sensor; 25-adding a fine filter; 26-an oiling flowmeter; 27-filling a pipeline electromagnetic valve; 28-compressed air inlet; 29-airtight pressure switch; 30-a first oil pump; 31-a second oil pump; 32-a base; 33-side plates; 34-connecting a tube; 35-butt joint pipe; 36-an oil-purifying loop solenoid valve; 37-oil pumping electromagnetic valve.
Detailed Description
Embodiments of the present utility model are described in detail below, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The utility model will now be described in further detail with reference to the drawings and to specific examples.
The application relates to an engine oil filling circulation recovery unit for circulate the filtration to the engine oil of reduction gear motor in rack test in-process, carry out reuse to the engine oil of filling. The device of specific this application includes motor assembly reduction gear 1, first dirty oil tank 2, circulation tank 3, absolute oil tank 4, motor assembly reduction gear 1 is the part that carries out bench test, engine oil is the filling to in the motor assembly reduction gear 1, first dirty oil tank 2 is the dirty oil that is used after motor assembly reduction gear 1, circulation tank 3 is the oil tank that is used for carrying out circulation filtration to the dirty oil that stores in first dirty oil tank 2, absolute oil tank 4 is the absolute oil that is used for storing after circulation tank 3 handles, absolute oil that absolute oil tank 4 stored can refill in motor assembly reduction gear 1 at last and utilize, motor assembly reduction gear 1, first dirty oil tank 2, circulation tank 3, absolute oil tank 4 is established ties into circulation pipeline structure through the pipeline, be provided with the pump oil structure between two adjacent subassemblies. As shown in fig. 1, the oil pump 6 is arranged on a pipeline between the motor assembly speed reducer 1 and the first dirty oil tank 2, an oil pouring structure is arranged on a pipeline between the first dirty oil tank 2 and the circulating oil tank 3, the circulating oil pump 7 is arranged on a pipeline between the circulating oil tank 3 and the clean oil tank 4, and the oil filling pump 8 is arranged on a pipeline between the clean oil tank 4 and the motor assembly speed reducer 1. In addition, a filtering structure for filtering impurities is provided on the circulation tank 3.
During actual use, after the test of the motor assembly speed reducer 1 is completed, the oil pump 6 completely pumps the engine oil in the motor assembly speed reducer 1 into the first dirty oil tank 2, after the dirty oil in the first dirty oil tank 2 is fully stored, the dirty oil in the first dirty oil tank 2 is guided into the circulating oil tank 3 by utilizing the oil pouring structure, the dirty oil is repeatedly filtered in the circulating oil tank 3 through the filtering structure, after the dirty oil is filtered and circulated in the circulating oil tank 3 for a set number of times, the engine oil in the circulating oil tank 3 is pumped into the clean oil tank 4 by utilizing the circulating oil pump 7, and when an oiling signal is sent out by a rack to be tested, the oiling pump 8 is started to fill the engine oil in the clean oil tank 4 into the motor assembly speed reducer 1 for bench experiment.
In addition, this application is provided with the weighing tank 5 that weighs to the dirty oil that enters into first dirty oil tank 2 from motor assembly reduction gear 1 on the pipeline between motor assembly reduction gear 1 and the first dirty oil tank 2, and weighing tank 5 is the oil tank structure with the electronic scale in fact, weighs the dirty oil that enters into first dirty oil tank 2 from motor assembly reduction gear 1 through weighing tank 5, can know the quantity of motor assembly reduction gear 1 extraction machine oil accurately, can obtain the residual oil mass in the motor assembly reduction gear 1 like this, ensures that motor assembly reduction gear 1 residual oil mass can reach the standard of leaving the factory.
The oiling during the test of the motor assembly speed reducer 1 and the oil pumping after the test are both important quality assurance, a host factory can fill new oil before the test, the motor assembly speed reducer 1 can completely extract the oil used for the test after the completion of the offline test, the oil quantity remained in the motor assembly speed reducer 1 is determined, the residual oil quantity is compared with a set value, and whether the residual oil reaches the standard or not is judged, for example, the set value is 50ml. In the oil filling stage, the filling machine oil passes through the oil filling flow meter 26 to play a role of quantitative oil filling, the volume of the filling machine oil can be known, then the weight of the filling machine oil is converted, whether the machine oil is completely pumped or not can be obtained through detecting the weight of the pumped machine oil in the oil filling stage, if the weight of the pumped machine oil is different from that of the machine oil injected into the machine oil calculated in the oil filling stage, the oil filling flow meter 26 is indicated to have faults, deviation can occur during oil filling, or residual oil in the motor assembly speed reducer 1 is not completely pumped, if the oil quantity deviation during oil filling can influence a test result, and if the residual oil is not completely pumped during oil filling, the quality of the motor assembly speed reducer 1 can be directly influenced, and specific reasons need to be checked. The volume measurement is carried out through the oiling flowmeter 26 when oiling, and the mode of selecting to weigh when the oil is pumped is measured, and the main consideration is to use two different metering methods, mutually verify the precision, and the two are used in a matched manner, so that the oiling precision of equipment and the reliability of oil pumping are ensured.
In some embodiments of the present application, the pipeline between the first dirty oil tank 2 and the circulating oil tank 3 is optimized in this embodiment, and in this embodiment, the second dirty oil tank 9 is disposed on the pipeline between the first dirty oil tank 2 and the circulating oil tank 3, and a water removal structure is disposed on the pipeline between the second dirty oil tank 9 and the first dirty oil tank 2.
Namely, the first dirty oil tank 2, the water removal structure and the second dirty oil tank 9 form a water removal unit, dirty oil in the first dirty oil tank 2 can be pumped into the water removal structure to be subjected to water removal and drying, and the dirty oil after water removal and drying can enter the second dirty oil tank 9 to be stored. The difficulty of subsequent dirty oil filtration purification can be reduced by carrying out dewatering and drying on the dirty oil through the dewatering structure, and the filtering effect is improved.
In a further embodiment of the present application, the present embodiment optimizes a water removal structure, specifically, as shown in fig. 1, the water removal structure includes an oleophilic water remover 10, a heater 11, and a vacuum water remover 12 sequentially arranged along the flow direction of the pipeline fluid. The oleophilic dehydrator 10 is oleophilic and hydrophobic, can carry out preliminary dewatering, and preliminary dewatering's dirty oil promotes the oil temperature through the heating of heater 11, has increased liquid surface area in vacuum dehydrator 12, utilizes the difference of gasification boiling point, and the vaporization of hydrone is quick, and outside to the system is discharged to gaseous state mode, reduces the normal atmospheric temperature through the cooler after forming dry fluid again, has reduced the degree of difficulty of follow-up purification, has improved the efficiency of purifying.
In some other embodiments of the present application, the filtering structure is optimized, specifically as shown in fig. 1, where the filtering structure includes a circulation pipe, an inlet end of the circulation pipe is communicated with a pipe between the circulation tank 3 and the clean oil tank 4, an outlet end of the circulation pipe is communicated with the circulation tank 3, and a coarse filtering structure for coarse filtering the dirty oil and a fine filtering structure for fine filtering the dirty oil are disposed on the circulation pipe.
In fact, the circulation pipeline is a pipeline structure in which both the inlet end and the outlet end are located in the circulation tank 3, and the filtering structure is disposed on the circulation pipeline, and the filtering structure of this embodiment includes a coarse filtering structure for coarse filtering of the dirty oil and a fine filtering structure for fine filtering of the dirty oil. The coarse filtering structure and the fine filtering structure can circularly filter dirty oil in the circulating oil tank, the filtering base of the whole device is provided, the filtering structure on the circulating pipeline can repeatedly perform circulating operation for many times, and impurities in engine oil can be well cleaned.
In a further embodiment of the present application, the above-mentioned coarse filtration structure is optimized, and specifically, as shown in fig. 1, the coarse filtration structure of the present embodiment includes a circulation loop electromagnetic valve 13, a coarse filtration pressure sensor 14, and a circulation coarse filter 15 sequentially arranged along a fluid flow direction of a circulation pipeline, where the circulation coarse filter 15 is a coarse filtration unit including two sets of coarse filters arranged in parallel.
The circulation loop electromagnetic valve 13 can conveniently control the opening and closing of the circulation pipeline, the coarse filtration pressure sensor 14 is used for probing the sealing condition of the circulation pipeline, the safety problem caused when the blockage occurs is avoided, and the circulation coarse filtration is of a one-to-one structure, so that the dirty oil in the circulation oil tank is conveniently subjected to coarse filtration.
In other preferred embodiments of the present application, the above-mentioned fine filtration structure is optimized in this embodiment, and specifically as shown in fig. 1, the fine filtration structure includes a first fine filtration pressure sensor 16, a first fine filter 17, a second fine filtration pressure sensor 18, a second fine filter 19, and a circulating filtration flow meter 20, which are sequentially arranged along a fluid flow direction of a circulating line on a circulating line between the coarse filtration structure and the circulating tank 3, and the first fine filter 17 and the second fine filter 19 are fine filtration units including two sets of fine filters arranged in parallel.
The first fine filter pressure sensor 16 is used for exploring the pressure condition of the inlet side of the first fine filter 17, avoiding the safety problem caused by the occurrence of blockage of the inlet side of the first fine filter 17, the second fine filter pressure sensor 18 is used for exploring the pressure condition of the inlet side of the second fine filter 19, avoiding the safety problem caused by the occurrence of blockage of the inlet side of the second fine filter 19, the first fine filter 17 and the second fine filter 19 are used for carrying out fine filtration on dirty oil in the circulating oil tank 3, the circulating filter flowmeter 20 is used for measuring the oil quantity of treatment, and the condition of dirty oil filtration is convenient to obtain.
In other embodiments of the present application, the pipeline between the oil pump 6 and the weighing oil tank 5 is optimized, specifically, as shown in fig. 1, a pumping pressure sensor 21, a dirty oil strainer 22 and a pumping flow meter 23 which are sequentially arranged along the fluid flow direction are arranged on the pipeline between the oil pump 6 and the weighing oil tank 5, and a pumping electromagnetic valve 37 is installed on the pipeline between the oil pump 6 and the motor assembly reducer 1, where the pumping electromagnetic valve 37 is used for controlling the opening and closing of the pipeline. The dirty oil strainer 22 can carry out preliminary filtration to the fluid that motor assembly reduction gear 1 was taken out, lightens the pressure that can follow-up filterable, has improved filterable effect, and the pumping pressure sensor 21 is the jam condition that is used for exploring pipeline and dirty oil strainer 22, and the oil volume that conveniently takes out from motor assembly reduction gear is conveniently obtained to the oil pumping flowmeter 23, is convenient for obtain the processing condition of dirty oil.
In some embodiments of the present application, the pipeline between the oil injection pump 8 and the motor assembly speed reducer 1 is optimized, specifically, as shown in fig. 1, an oil injection pressure sensor 24, an oil injection fine filter 25, an oil injection flowmeter 26 and an oil injection pipeline solenoid valve 27 are sequentially arranged on the pipeline between the oil injection pump 8 and the motor assembly speed reducer 1 along the fluid flow direction. The filling fine filter 25 is used for finely filtering the oil from the oil purifying tank 4 to the motor assembly speed reducer 1, improving the cleanliness of the oil entering the motor assembly speed reducer 1, the oil filling meter 26 can record the oil quantity entering the motor assembly speed reducer 1 from the oil purifying tank 4, the oil filling pressure sensor 24 is used for probing the sealing condition of a pipeline between the oil purifying tank 4 and the motor assembly speed reducer 1, the safety problem caused by blockage is avoided, and the filling pipeline electromagnetic valve 27 controls the oil purifying tank 4 to open and close a filling pipeline of the motor assembly speed reducer 1.
In other embodiments of the present application, the present embodiment optimizes the tubing between the fill tubing solenoid valve 27 and the motor assembly speed reducer 1, and specifically as shown in fig. 1, the present embodiment has a compressed air inlet port 28 and an airtight pressure switch 29 disposed on the tubing between the fill tubing solenoid valve 27 and the motor assembly speed reducer 1. The compressed air inlet 28 can be connected with high-pressure air for injecting the high-pressure air into the pipeline between the oil purifying tank 4 and the motor assembly speed reducer 1, namely, injecting the high-pressure air into the whole device, and judging whether the air tightness of the whole device is problematic or not by detecting the pressure condition of the whole device. An airtight pressure switch 29 is provided for controlling the opening and closing of the compressed air inlet port 28.
In some embodiments of the present application, the above-mentioned oil pouring structure is optimized, and specifically, as shown in fig. 1, the oil pouring structure includes a first oil pouring pump 30 disposed on a pipeline between the first dirty oil tank 2 and the water removing structure, and a second oil pouring pump 31 disposed on a pipeline between the second dirty oil tank 9 and the circulating oil tank 3.
The first oil drain pump 30 is used for introducing the dirty oil in the first dirty oil tank 2 into the water removal structure, and the second oil drain pump 31 is used for introducing the dry dirty oil in the second dirty oil tank 9 into the circulating oil tank 4 for circulating filtration treatment.
In some embodiments of the present application, in order to facilitate the pipe docking, a docking fixture is provided between the pipe and the motor assembly reducer 1. As shown in fig. 2, the docking fixture of the embodiment includes a base 32, a side plate 33 is mounted on the base 32, a docking pipe 34 docking with a pipeline is mounted on one side of the side plate 33, and a docking pipe 35 docking with the motor assembly reducer 1 is mounted on the other side of the side plate 33. The butt joint pipe 35 adopts the cutting ferrule principle, and comprises an outer cutting ferrule, an inner cutting ferrule and balls, wherein the balls are embedded into the outer edge of the inner cutting ferrule to ensure that the butt joint is not loosened, the outer cutting ferrule is provided with a sealing ring at the tail end of a spring support, the base 32 is driven by a cylinder to integrally advance, the butt joint pipe 35 is butt jointed to the outer flange of the oil pipe of the motor assembly speed reducer 1, the outer flange of the oil pipe is meshed with the balls, and the sealing ring and the end face of the oil pipe of the motor assembly speed reducer 1 form sealing under the elastic force of the spring.
Specifically, the working process of the engine oil filling circulation recovery device is carried out according to the following steps:
1. the test bench sends out a starting signal to start the butt joint tool, and the butt joint tool is automatically in sealing butt joint with the motor assembly speed reducer 1;
2. injecting compressed air into the whole device through the compressed air inlet 28, detecting the air tightness of the whole pipeline, and stopping the injection of the compressed air to perform the investigation of the problem if the air tightness is problematic until the air tightness of the whole pipeline reaches the standard;
3. starting an oil injection pump 8, injecting clean oil in the clean oil tank 4 into the motor assembly speed reducer 1, and starting bench test of the motor assembly speed reducer 1;
4. after the test is finished, an oil pumping signal is sent out, an oil pump 6 is started, the oil pump 6 pumps dirty oil in a motor assembly reducer 1 into a weighing oil tank 5 for weighing, if the pumped oil quantity does not reach a set weight, the test proves that a problem occurs, the equipment can give an alarm, and the problem investigation is needed to be further carried out on the oil injection and oil pumping conditions;
5. pumping all dirty oil in the weighing oil tank 5 into the first dirty oil tank 2 for storage, testing the dirty oil quantity in the first dirty oil tank 2, if the dirty oil in the first dirty oil tank 2 is full (reaches the design liquid level), carrying out the next step, and if the dirty oil in the first dirty oil tank 2 does not reach the design oil level, waiting for the injection of the dirty oil;
6. after the first dirty oil tank 2 is full, starting the first oil pouring pump 30, introducing dirty oil in the first dirty oil tank 2 into a water removal structure for water removal and drying, introducing the dirty oil after water removal and drying into the second dirty oil tank 9, and starting the second oil pouring pump 31 to introduce dry dirty oil in the second dirty oil tank 9 into the circulating oil tank 3;
7. starting the circulating oil pump 7, closing the oil purifying loop electromagnetic valve 36, opening the circulating loop electromagnetic valve 13, enabling the dry dirty oil in the circulating oil tank 3 to circulate, filter and purify on the circulating pipeline, enabling the circulating oil pump 7 to operate according to a set circulating flow value, and waiting according to a set circulating time until the circulating times of the circulating oil pump 7 reach a set circulating times;
8. the circulating oil pump 7 is started, the oil purifying loop electromagnetic valve 36 is opened, the circulating loop electromagnetic valve 13 is closed, and the purified oil subjected to circulating filtration treatment is pumped into the oil purifying tank 4, so that the whole oil treatment flow is completed.
The device can be operated in various modes, such as a filling mode, an oil pumping mode, a water removing mode, a filtering mode and an oil purifying return mode.
The filling mode refers to filling the absolute oil in the absolute oil tank 4 into the motor assembly speed reducer 1, starting the oil filling pump 8, enabling the absolute oil in the absolute oil tank 4 to enter the motor assembly speed reducer 1 through the oil filling pump 8, the fine filling filter 25, the oil filling flow meter 26 and the filling pipeline electromagnetic valve 27, detecting the filling pressure through the oil filling pressure sensor 24, and detecting the filling oil volume through the oil filling flow meter 26.
The pumping mode refers to that dirty oil in the motor assembly speed reducer 1 is led into the first dirty oil tank 2, the oil pump 6 is started, the dirty oil flows from the motor assembly speed reducer 1 through the oil pump 6 and the dirty oil coarse filter 22 to enter the first dirty oil tank 2, and the pumping volume is recorded by the pumping flow meter 23.
The dewatering mode is to suck the dirty oil in the first dirty oil tank 2 into a dewatering structure for dewatering and drying, start the first oil pouring pump 30, suck the dirty oil in the first dirty oil tank 2 into the dewatering structure, and the dried dirty oil treated by the dewatering structure enters the second dirty oil tank 9, and the dirty oil in the second dirty oil tank 9 enters the circulating oil tank 3 under the action of the second oil pouring pump 31.
The filtering mode is to perform circulating flow filtering treatment on dry dirty oil in the circulating oil tank 3, start the circulating oil pump 7, close the clean oil loop electromagnetic valve 36, open the circulating loop electromagnetic valve 13, and return the dirty oil in the circulating oil tank 3 to the circulating oil tank 3 after sequentially passing through the circulating coarse filter 15, the first fine filter 17 and the second fine filter 19, wherein the coarse filter pressure sensor 14 records the flowing pressure of the circulating coarse filter 15, the first fine filter pressure sensor 16 records the filtering pressure of the first fine filter 17, the second fine filter pressure sensor records the filtering pressure of the second fine filter 19, and the circulating filter flowmeter 20 records the volume of circulating filter oil.
The clean oil return mode is to introduce filtered clean oil in the circulation tank 3 into the clean oil tank 4, start the circulation oil pump 7, open the clean oil circuit solenoid valve 36, close the circulation circuit solenoid valve 13, and allow clean oil in the circulation tank 3 to enter the clean oil tank 4 through the circulation oil pump 7.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. An engine oil filling circulation recovery unit, its characterized in that: comprises a motor assembly speed reducer (1), a first dirty oil tank (2), a circulating oil tank (3) and a clean oil tank (4) which are sequentially connected in series through pipelines;
a filtering structure for filtering impurities is arranged on the circulating oil tank (3);
a weighing oil tank (5) for weighing dirty oil entering the first dirty oil tank (2) from the motor assembly speed reducer (1) is arranged on a pipeline between the motor assembly speed reducer (1) and the first dirty oil tank (2);
an oil pump (6) is arranged on a pipeline between the motor assembly speed reducer (1) and the first dirty oil tank (2);
an oil pouring structure is arranged on a pipeline between the first dirty oil tank (2) and the circulating oil tank (3);
a circulating oil pump (7) is arranged on a pipeline between the circulating oil tank (3) and the clean oil tank (4);
an oil injection pump (8) is arranged on a pipeline between the oil purifying tank (4) and the motor assembly speed reducer (1);
a second dirty oil tank (9) is arranged on a pipeline between the first dirty oil tank (2) and the circulating oil tank (3); a water removing structure is arranged on a pipeline between the second dirty oil tank (9) and the first dirty oil tank (2);
the filtering structure comprises a circulating pipeline; the inlet end of the circulating pipeline is communicated with a pipeline between the circulating oil tank (3) and the clean oil tank (4), and the outlet end of the circulating pipeline is communicated with the circulating oil tank (3); the circulating pipeline is provided with a coarse filtering structure for coarse filtering of the dirty oil and a fine filtering structure for fine filtering of the dirty oil;
the coarse filtration structure comprises a circulation loop electromagnetic valve (13), a coarse filtration pressure sensor (14) and a circulation coarse filter (15) which are sequentially arranged along the fluid flow direction of a circulation pipeline; the circulating coarse filter (15) is a coarse filter unit comprising two groups of coarse filters which are arranged in parallel;
the fine filtering structure comprises a first fine filtering pressure sensor (16), a first fine filter (17), a second fine filtering pressure sensor (18), a second fine filter (19) and a circulating filtering flowmeter (20) which are sequentially arranged on a circulating pipeline between the coarse filtering structure and the circulating oil tank (3) along the fluid flow direction of the circulating pipeline; the first fine filter (17) and the second fine filter (19) are fine filter units comprising two groups of fine filters arranged in parallel;
a pumping pressure sensor (21), a dirty oil strainer (22) and a pumping flowmeter (23) which are sequentially arranged along the fluid flow direction are arranged on a pipeline between the oil pump (6) and the weighing oil tank (5);
a butt joint tool is arranged between the pipeline and the motor assembly speed reducer (1); the butt joint tool comprises a base (32), wherein a side plate (33) is arranged on the base (32), a butt joint pipe (34) which is in butt joint with a pipeline is arranged on one side of the side plate (33), and a butt joint pipe (35) which is in butt joint with a motor assembly reducer (1) is arranged on the other side of the side plate (33); the butt joint pipe (35) comprises an outer clamping sleeve, an inner clamping sleeve and balls, the balls are embedded into the outer edge of the inner clamping sleeve to ensure that the butt joint is not loosened, a sealing ring is arranged at the tail end of the outer clamping sleeve supported by a spring, the base (32) integrally advances under the driving of a cylinder, the butt joint pipe (35) is butt-jointed to the outer flange of the oil pipe of the motor assembly speed reducer (1), the outer flange of the oil pipe is meshed with the balls, and the sealing ring and the end face of the oil pipe of the motor assembly speed reducer (1) form sealing under the elastic force of the spring.
2. The oil-filling cycle recovery apparatus according to claim 1, wherein: the water removal structure comprises an oleophilic water remover (10), a heater (11) and a vacuum water remover (12) which are sequentially arranged along the flowing direction of the pipeline fluid.
3. The oil-filling cycle recovery apparatus according to claim 1, wherein: and an oil injection pressure sensor (24), an oil injection fine filter (25), an oil injection flowmeter (26) and an oil injection pipeline electromagnetic valve (27) are sequentially arranged on a pipeline between the oil injection pump (8) and the motor assembly speed reducer (1) along the fluid flow direction.
4. The engine oil filling cycle recovery apparatus according to claim 3, wherein: a compressed air inlet (28) and an airtight pressure switch (29) are arranged on a pipeline between the filling pipeline electromagnetic valve (27) and the motor assembly speed reducer (1).
5. The engine oil filling cycle recovery apparatus according to claim 2, wherein: the oil pouring structure comprises a first oil pouring pump (30) arranged on a pipeline between the first sewage oil tank (2) and the water removing structure, and a second oil pouring pump (31) arranged on a pipeline between the second sewage oil tank (9) and the circulating oil tank (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210945638.7A CN115419817B (en) | 2022-08-08 | 2022-08-08 | Engine oil filling circulation recovery device |
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| CN202210945638.7A CN115419817B (en) | 2022-08-08 | 2022-08-08 | Engine oil filling circulation recovery device |
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| CN115419817A CN115419817A (en) | 2022-12-02 |
| CN115419817B true CN115419817B (en) | 2023-06-23 |
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| CN116221603B (en) * | 2022-12-30 | 2023-11-14 | 浙江易普润滑设备制造有限公司 | Dryer oil drip recovery processing device and control system thereof |
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| CN216520190U (en) * | 2021-11-03 | 2022-05-13 | 侯马市众合精密制造有限公司 | Pipeline connecting device for oil development |
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| JPH10252499A (en) * | 1997-03-14 | 1998-09-22 | Ishikawajima Harima Heavy Ind Co Ltd | Lubrication structure of gas turbine |
| JP2004028246A (en) * | 2002-06-27 | 2004-01-29 | Toshiba Corp | Oil system equipment |
| CN2733154Y (en) * | 2004-09-30 | 2005-10-12 | 重庆力帆实业（集团）有限公司 | Engine oil filtration and purification cycling utilization device |
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