CN115419817A - Engine oil filling circulation recovery device - Google Patents
Engine oil filling circulation recovery device Download PDFInfo
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- CN115419817A CN115419817A CN202210945638.7A CN202210945638A CN115419817A CN 115419817 A CN115419817 A CN 115419817A CN 202210945638 A CN202210945638 A CN 202210945638A CN 115419817 A CN115419817 A CN 115419817A
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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
Abstract
The invention relates to the technical field of automatic waste oil circulation and purification devices, in particular to a machine oil filling circulation and recovery device. The 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; a filtering structure for filtering impurities is arranged on the circulating oil tank; a weighing oil tank for weighing the sump oil entering the first sump oil tank from the motor assembly reducer is arranged on a pipeline between the motor assembly reducer and the first sump oil tank; an oil well pump is arranged on a pipeline between the motor assembly reducer and the first sump 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 clean oil tank; an oil injection pump is arranged on a pipeline between the clean oil tank and the motor assembly speed reducer. The motor assembly speed reducer testing device is simple in structure and convenient to operate, and by weighing the extracted engine oil, the condition that all the engine oil in the motor assembly speed reducer is extracted after testing is ensured, and the condition that the residual oil from the factory reaches the standard is ensured.
Description
Technical Field
The invention relates to the technical field of automatic waste oil circulation and purification devices, in particular to a machine oil filling circulation and recovery device.
Background
In the test of ordinary assembly rack, equipment only is responsible for the filling of machine oil and draws the work of retrieving, and the machine oil treatment after the extraction was retrieved, generally divide into two kinds:
1. the recovered engine oil directly enters the waste oil barrel, is filtered and treated in special hazardous waste treatment equipment after being fully stored, and is recycled, the mode needs transportation by using a transport vehicle, and the filtering equipment needs to be operated by a specially-assigned person, so that the workload and the labor intensity are increased;
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 through one-time filtering, after the recovered engine oil returns to the oil tank, dirty oil and clean oil are mixed, and the quality of the oil product is reduced.
The problem is not solved, chinese utility model patent that has the name "machine oil filtration purifies recycler" of patent number "CN2733154Y" has proposed a machine oil filterable device, the device includes the machine oil groove of establishing ties in proper order through the pipeline, dirty oil tank, the oil strain tank, precision filter and clean oil tank, it has the oil transfer pump to link on the pipeline between machine oil groove and the dirty oil tank, it has valve and oil transfer pump to link on the pipeline between dirty oil tank and the oil strain tank, be connected with valve and oil strain pump inlet valve on the pipeline between oil strain tank and the precision filter, be connected with the valve on the pipeline between precision filter and the clean oil tank, all be equipped with the oil level mirror on dirty oil tank, oil strain tank and the clean oil tank, the lower extreme of dirty oil tank, oil strain tank and clean oil tank all is connected with the blowoff valve, still be connected with the valve on the clean oil tank. The filtering device can filter and recycle the engine oil in the production process of a generator, an engine and the like, improves the use quality of the engine oil, can save the cost and reduce the waste. The device still has some problems, and the device structure is fairly simple, and the function is comparatively single, and whole device does not have check out test set, can't detect whether the incomplete oil of leaving the factory of whole device is up to standard.
Disclosure of Invention
The invention aims to solve the defects of the background technology and provide a machine oil filling circulating recovery device.
The technical scheme of the invention is as follows: a machine oil filling circulation recovery device comprises a motor assembly reducer, a first dirty oil tank, a circulation 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 the sump oil entering the first sump oil tank from the motor assembly reducer is arranged on a pipeline between the motor assembly reducer and the first sump oil tank;
an oil well pump is arranged on a pipeline between the motor assembly reducer and the first sump 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 clean oil tank;
and an oil injection pump is arranged on a pipeline between the clean oil tank and the motor assembly speed reducer.
According to the engine oil filling circulating recovery device provided by the invention, a second dirty oil tank is arranged on a 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 circulating recovery device provided by the invention, the dewatering structure comprises a lipophilic dewatering device, a heater and a vacuum dewatering device which are sequentially arranged along the flowing direction of the pipeline fluid.
According to the machine oil filling circulation recovery device provided by the invention, 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 clean oil tank, and the outlet end of the circulating pipeline is communicated with the circulating oil tank; and a coarse filtering structure for performing coarse filtering on the sump oil and a fine filtering structure for performing fine filtering on the sump oil are arranged on the circulating pipeline.
According to the machine oil filling circulation recovery device provided by the invention, 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 loop; the circulating coarse filter is a coarse filtering unit comprising two groups of coarse filters which are arranged in parallel.
According to the machine oil filling circulation recovery device provided by the invention, 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 circulation filtering flowmeter which are arranged on a circulation pipeline between the coarse filtering structure and the circulation oil tank in sequence along the flow direction of fluid in the circulation pipeline; the first fine filter and the second fine filter are fine filtering units comprising two groups of fine filters which are arranged in parallel.
According to the machine oil filling circulation recovery device provided by the invention, a pipeline between the oil well pump and the weighing oil tank is provided with a liquid pumping pressure sensor, a dirty oil coarse filter and an oil pumping flowmeter which are sequentially arranged along the fluid flowing direction.
According to the machine oil filling circulation recovery device provided by the invention, an oil filling pressure sensor, a filling fine filter, an oil filling flow meter and a filling pipeline electromagnetic valve are sequentially arranged on a pipeline between the oil filling pump and the motor assembly speed reducer along the flow direction of fluid.
According to the machine oil filling circulation recovery device provided by the invention, a compressed air inlet and an airtight pressure switch are arranged on a 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 invention, the oil pouring structure comprises a first oil pouring pump arranged on a pipeline between the first dirty oil tank and the water removing structure, and a second oil pouring pump arranged on a pipeline between the second dirty oil tank and the circulation oil tank.
The invention has the advantages that: 1. according to the invention, the weighing oil tank is arranged between the motor assembly speed reducer and the first dirty oil tank, dirty oil entering the first dirty oil tank from the motor assembly speed reducer is weighed by the weighing oil tank, so that the standard of delivery residual oil of the motor assembly speed reducer is ensured to be reached, and the whole device can realize rapid filtration and purification of the dirty oil, so that engine oil can be repeatedly used;
2. according to the invention, 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, water in dirty oil is rapidly removed by using the water removing structure, dry engine oil can be obtained, and the purification degree of the engine oil is high;
3. the water removing structure comprises an oleophilic water remover, a heater and a vacuum water remover, wherein the oleophilic water remover is oleophilic and hydrophobic and can perform preliminary water removal, sump oil subjected to preliminary water removal is heated by the heater to improve 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, and dry oil is formed and then is reduced to the normal temperature by a 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 circulating pipeline is provided with the coarse filtering structure and the fine filtering structure, the coarse filtering structure and the fine filtering structure can be used for circularly filtering dirty oil in the circulating oil tank and are the filtering basis of the whole device, and the filtering structure on the circulating pipeline can be used for repeatedly and repeatedly performing circulating operation, so that impurities in engine oil can be well cleaned;
5. the coarse filtering structure comprises a circulation loop electromagnetic valve, a coarse filtering pressure sensor and a circulation coarse filter, wherein the circulation loop electromagnetic valve can conveniently control the opening and closing of a circulation pipeline, the coarse filtering pressure sensor is used for detecting the closing condition of the circulation pipeline, so that the safety problem caused by blockage is avoided, and the circulation coarse filter is a structure which is used and prepared and is convenient for performing coarse filtering on dirty oil in a circulation oil tank;
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 probing the pressure condition at the inlet side of the first fine filter to avoid the safety problem caused by blockage at the inlet side of the first fine filter;
7. the oil-well pump is characterized in that a pumping pressure sensor, a sump oil strainer and a pumping flowmeter are arranged between the oil-well pump and the weighing oil tank, the sump oil strainer can preliminarily filter oil pumped by the motor assembly reducer, the pressure capable of being subsequently filtered is reduced, the filtering effect is improved, the pumping pressure sensor is used for detecting the blockage of a pipeline and the sump oil strainer, and the pumping flowmeter is convenient to obtain the volume of the oil pumped from the motor assembly reducer and obtain the treatment condition of sump oil;
8. the oil filling pressure sensor, the oil filling fine filter, the oil filling flow meter and the oil filling pipeline electromagnetic valve are arranged between the oil filling pump and the motor assembly speed reducer, the oil filling fine filter is used for performing fine filtration on oil from the oil purifying tank to the motor assembly speed reducer, the cleanness degree of the oil entering the motor assembly speed reducer is improved, the oil filling flow meter can record the oil quantity entering the motor assembly speed reducer from the oil purifying tank, the oil filling 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 filling pipeline electromagnetic valve controls the oil purifying tank to fill oil to the motor assembly speed reducer;
9. according to the invention, the compressed air inlet and the airtight pressure switch are arranged between the filling pipeline electromagnetic valve and the motor assembly speed reducer, the compressed air inlet can introduce high-pressure compressed air into a pipeline between the clean oil tank and the motor assembly speed reducer, and the pressure condition of the whole device is detected, so that whether the airtightness of the whole device is in a problem or not can be judged;
10. the oil pouring structure comprises two groups of oil pouring pumps, and the flow of dirty oil in a dirty oil tank can be conveniently controlled by using the oil pouring pumps.
The device has a simple structure, is convenient to operate, can well purify the sump oil in the motor assembly speed reducer, greatly improves the utilization efficiency of the engine oil, and ensures that all the engine oil in the motor assembly speed reducer is extracted after testing by weighing the extracted engine oil, thereby ensuring that the factory residual oil reaches the standard.
Drawings
FIG. 1: the invention discloses a structural schematic diagram of an engine oil filling circulation recovery device;
FIG. 2: the invention discloses a structural schematic diagram of a butt joint tool;
wherein: 1-motor assembly reducer; 2-a first dirty oil tank; 3-circulating the oil tank; 4-oil cleaning tank; 5-weighing the oil tank; 6-oil well pump; 7-a circulating oil pump; 8-an oil injection pump; 9-a second dirty oil tank; 10-lipophilic dehydrator; 11-a heater; 12-vacuum dehydrator; 13-circulation loop solenoid valve; 14-coarse filtration pressure sensor; 15-circulation coarse filter; 16-a first fine filter pressure sensor; 17-a first fine filter; 18-a second fine filter pressure sensor; 19-a second fine filter; 20-a circulating filtration flowmeter; 21-a pumping pressure sensor; 22-dirty oil strainer; 23-oil pumping flowmeter; 24-oil injection pressure sensor; 25-filling a fine filter; 26-oil filled flow meter; 27-filling a pipeline electromagnetic valve; 28-compressed air inlet port; 29-airtight pressure switch; 30-a first oil pouring pump; 31-a second oil pouring pump; 32-a base; 33-side plates; 34-connecting a cannula; 35-butt joint pipe; 36-oil cleaning loop electromagnetic valve; 37-oil pumping electromagnetic valve.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The invention is described in further detail below with reference to the figures and the specific embodiments.
The application relates to a machine oil filling circulation recovery unit for machine oil to the reduction gear motor carries out loop filter in rack test process, carries out reuse to the machine oil of filling. The device of specific this application includes motor assembly reduction gear 1, first dirty oil tank 2, circulation oil tank 3, clean oil tank 4, motor assembly reduction gear 1 is the part that carries out the bench test, machine oil is the part of annotating in motor assembly reduction gear 1, first dirty oil tank 2 is the dirty oil that is used for saving after motor assembly reduction gear 1 used, circulation oil tank 3 is the oil tank that is used for carrying out the loop filter to the dirty oil that stores in first dirty oil tank 2, clean oil tank 4 is the clean oil that is used for saving after circulation oil tank 3 handles, clean oil of clean oil tank 4 storage can be refilled in motor assembly reduction gear 1 at last and is recycled, motor assembly reduction gear 1, first dirty oil tank 2, circulation oil tank 3, clean oil tank 4 establishes ties into the circulation pipeline structure through the pipeline, be provided with the pump oil structure between two components that adjoin. As shown in fig. 1, the oil well pump 6 is arranged on a pipeline between the motor assembly speed reducer 1 and the first dirty oil tank 2, the 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 circulating oil tank 3.
During the in-service use, after motor assembly reduction gear 1's test is accomplished, the machine oil in the motor assembly reduction gear 1 is taken out completely to oil-well pump 6 in the first dirty oil tank 2, treat that the sump oil in the first dirty oil tank 2 is full of, utilize the dirty oil that falls the oil structure in with the first dirty oil tank 2 leading-in to the circulation oil tank 3, the sump oil carries out the filtration of relapse a lot of through filtration structure in the circulation oil tank 3, after the filtration cycle of sump oil through setting for the number of times in the circulation oil tank 3, utilize circulation oil pump 7 with the machine oil suction in the circulation oil tank 3 to the clean oil tank 4 in, when the oiling rack sends the examination signal, the oiling pump 8 starts the machine oil filling in the clean oil tank 4 to the motor assembly reduction gear 1 in, carry out the rack experiment.
In addition, this application is provided with on the pipeline between motor assembly reduction gear 1 and first dirty oil tank 2 and carries out the oil tank 5 of weighing that weighs to the sump oil that enters into first dirty oil tank 2 from motor assembly reduction gear 1, the oil tank 5 of weighing has the oil tank structure of electronic scale in fact, weigh to the sump oil that enters into first dirty oil tank 2 from motor assembly reduction gear 1 through the oil tank 5 of weighing, can accurately learn the volume that motor assembly reduction gear 1 took out the machine oil, can obtain the interior residual oil mass of motor assembly reduction gear 1 like this, ensure that motor assembly reduction gear 1 can reach standard from the factory residual oil mass.
The oil injection during the test of the motor assembly reducer 1 and the oil pumping after the test are both important quality guarantees, a host factory can inject new oil before the test, the motor assembly reducer 1 can completely pump out the oil used in the test after the offline test is finished, the oil quantity remained in the motor assembly reducer 1 is determined, the residual oil quantity is compared with a set value, and whether the residual oil quantity reaches the standard is judged, for example, the set value is 50ml. In the oil filling stage, the filled engine oil passes through the oil filling flowmeter 26 to play a role of quantitative oil filling, the volume of the added engine oil can be known, then the weight of the added engine oil is converted, whether the engine oil is completely pumped can be obtained by detecting the weight of the pumped engine oil in the oil pumping stage, if the weight of the pumped engine oil is different from that of the injected engine oil, the oil filling flowmeter 26 has a fault, deviation may occur during oil filling, or residual oil in the motor assembly reducer 1 is not completely pumped, if the oil amount is deviated during oil filling, a test result is influenced, if the residual oil is not completely pumped during oil pumping, a final result is influenced, the quality of the motor assembly reducer 1 can be directly influenced by the two conditions, and specific reasons need to be checked. According to the method, the volume is measured through the oil injection flowmeter 26 during oil injection, the weighing mode is selected for measurement during oil pumping, two different metering methods are mainly used, the accuracy is mutually verified, and the two methods are matched for use, so that the oil injection accuracy and the oil pumping reliability of equipment are guaranteed.
In some embodiments of the present application, the present embodiment optimizes the pipeline between the first dirty oil tank 2 and the circulating oil tank 3, the specific present embodiment is provided with the second dirty oil tank 9 on the pipeline between the first dirty oil tank 2 and the circulating oil tank 3, and the water removing structure is arranged on the pipeline between the second dirty oil tank 9 and the first dirty oil tank 2.
First dirty oil tank 2, dewatering structure and the dirty oil tank 9 of second have constituted a dewatering unit promptly, and the sump oil of first dirty oil tank 2 can be gone into the dewatering structure in and carry out the dewatering dry, and the sump oil after the dewatering is dry can enter into the dirty oil tank 9 of second and save. Carry out the dewatering drying through the dewatering structure to the sump oil and can reduce follow-up sump oil filtration purification's the degree of difficulty, improve the filter effect.
In a further embodiment of the present application, the present embodiment optimizes the water removal structure, and specifically, as shown in fig. 1, the water removal structure comprises an oleophilic water remover 10, a heater 11 and a vacuum water remover 12 which are arranged in sequence along the flow direction of the pipeline fluid. Oleophylic dehydrator 10 oleophylic is hydrophobic, can carry out preliminary dewatering, and the sump oil of preliminary dewatering promotes the oil temperature through 11 heats of heater, has increased liquid surface area in vacuum dehydrator 12, utilizes the difference of gasification boiling point, and the quick gasification evaporation of hydrone to the system is outside with gaseous mode discharge, forms behind the dry fluid again through the cooler reduction to normal atmospheric temperature, has reduced the degree of difficulty of follow-up purification, has improved the efficiency of purification.
In other embodiments of the present application, the present embodiment optimizes the filtering structure, specifically as shown in fig. 1, the filtering structure includes a circulation pipeline, an inlet end of the circulation pipeline is communicated with a pipeline between the circulation oil tank 3 and the clean oil tank 4, an outlet end of the circulation pipeline is communicated with the circulation oil tank 3, and a coarse filtering structure for performing coarse filtering on the dirty oil and a fine filtering structure for performing fine filtering on the dirty oil are disposed on the circulation pipeline.
In fact, the circulating pipeline is the pipeline structure that the inlet end and the outlet end are both located the circulating oil tank 3, and the filtering structure is arranged on the circulating pipeline, and the filtering structure of this embodiment includes the coarse filtering structure that carries out coarse filtration to the sump oil and carries out the fine filtering structure that fine filtration was carried out to the sump oil. Coarse filtration and smart filtration can carry out loop filter to the sump oil in the circulating oil tank, are the filtration basis of whole device, and the last filtration of circulating line can carry out the circulation operation of relapseing many times, ensures that the impurity in the machine oil can be fine is cleared up.
In a further embodiment of the present application, the coarse filtering structure described above is optimized in this embodiment, specifically, as shown in fig. 1, the coarse filtering structure of this embodiment includes a circulation loop solenoid valve 13, a coarse filtering pressure sensor 14, and a circulation coarse filter 15, which are sequentially arranged along a circulation loop fluid flow direction, and the circulation coarse filter 15 is a coarse filtering 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 rough filtering pressure sensor 14 is used for detecting the closing condition of the circulation pipeline, the safety problem caused when blockage occurs is avoided, and the circulation rough filter is of a structure which is used for one by one, and is convenient for roughly filtering dirty oil in the circulation oil tank.
In other preferred embodiments of the present application, the present embodiment optimizes the above-mentioned fine filtering structure, specifically, as shown in fig. 1, the fine filtering structure includes 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 flow meter 20, which are sequentially arranged on a circulating line between the coarse filtering structure and the circulating oil tank 3 along a fluid flowing direction of the circulating line, and the first fine filter 17 and the second fine filter 19 are fine filtering units including two sets of fine filters arranged in parallel.
The first fine filter pressure sensor 16 is used for detecting the pressure condition at the inlet side of the first fine filter 17, so that the safety problem caused by blockage at the inlet side of the first fine filter 17 is avoided, the second fine filter pressure sensor 18 is used for detecting the pressure condition at the inlet side of the second fine filter 19, so that the safety problem caused by blockage at the inlet side of the second fine filter 19 is avoided, the first fine filter 17 and the second fine filter 19 are used for finely filtering dirty oil in the circulating oil tank 3, the circulating filter flowmeter 20 is used for metering the oil quantity to be processed, and the condition of dirty oil filtration is conveniently obtained.
In other embodiments of the present application, the present embodiment optimizes the pipeline between the oil pump 6 and the weighing oil tank 5, specifically, as shown in fig. 1, the pipeline between the oil pump 6 and the weighing oil tank 5 is provided with a pumping pressure sensor 21, a dirty oil strainer 22 and a pumping flowmeter 23 which are sequentially arranged along the fluid flowing direction, the pipeline between the oil pump 6 and the motor assembly reducer 1 is provided with a pumping electromagnetic valve 37, and the pumping electromagnetic valve 37 is used for controlling the opening and closing of the pipeline. Sump oil strainer 22 can carry out preliminary filtration to the fluid that motor assembly reduction gear 1 was taken out, alleviates filterable pressure that can follow-up, has improved filterable effect, and liquid pressure sensor 21 is the jam condition that is used for exploring pipeline and sump oil strainer 22, and oil flowmeter 23 conveniently acquires the fluid volume of taking out from motor assembly reduction gear, is convenient for acquire the handling condition of sump oil.
In some embodiments of the present application, the present embodiment optimizes the pipeline between the oiling pump 8 and the motor assembly speed reducer 1, and specifically, as shown in fig. 1, an oiling pressure sensor 24, an oiling fine filter 25, an oiling flow meter 26 and an oiling pipeline electromagnetic valve 27 are sequentially arranged on the pipeline between the oiling pump 8 and the motor assembly speed reducer 1 along the fluid flow direction. The filling fine filter 25 is used for performing fine filtering on oil from the clean oil tank 4 to the motor assembly reducer 1, so that the cleanliness of the oil entering the motor assembly reducer 1 is improved, the oil filling quantity meter 26 can record the oil quantity entering the motor assembly reducer 1 from the clean oil tank 4, the oil filling pressure sensor 24 is used for probing the sealing condition of a pipeline between the clean oil tank 4 and the motor assembly reducer 1, so that the safety problem caused by blockage is avoided, and the filling pipeline electromagnetic valve 27 controls the opening and closing of the oil filling pipeline of the clean oil tank 4 to the motor assembly reducer 1.
In other embodiments of the present application, the present embodiment optimizes the pipeline between the filling pipeline solenoid valve 27 and the motor assembly reducer 1, and particularly, as shown in fig. 1, the present embodiment arranges a compressed air inlet 28 and an airtight pressure switch 29 on the pipeline between the filling pipeline solenoid valve 27 and the motor assembly reducer 1. The compressed air inlet 28 can be used for introducing high-pressure air into a pipeline between the clean oil tank 4 and the motor assembly reducer 1, and actually, the high-pressure air is injected into the whole device, and whether the air tightness of the whole device has a problem can be judged by detecting the pressure condition of the whole device. The airtight pressure switch 29 is for controlling the opening and closing of the compressed air inlet port 28.
In some embodiments of the present application, the present embodiment optimizes the oil pouring structure, and specifically as shown in fig. 1, the oil pouring structure includes a first oil pouring pump 30 disposed on the pipeline between the first dirty oil tank 2 and the water removing structure, and a second oil pouring pump 31 disposed on the pipeline between the second dirty oil tank 9 and the circulating oil tank 3.
The first oil pouring pump 30 is for introducing the dirty oil in the first dirty oil tank 2 into the water removal structure, and the second oil pouring pump 31 is for introducing the dirty oil after the drying treatment in the second dirty oil tank 9 into the circulation oil tank 4 to perform the circulation filtration treatment.
In some embodiments of the present application, in order to facilitate the pipe butt joint, a butt joint tool is provided between the pipe and the motor assembly reducer 1. As shown in fig. 2, the docking tool of the present embodiment includes a base 32, a side plate 33 is installed on the base 32, a plug-in pipe 34 docked with the pipeline is installed on one side of the side plate 33, and a docking pipe 35 docked with the motor assembly reducer 1 is installed on the other side of the side plate 33. The butt joint pipe 35 adopts a cutting sleeve type principle and comprises an outer cutting sleeve, an inner cutting sleeve and balls, the balls are embedded into the outer edge of the inner cutting sleeve to ensure that the butt joint pipe is not loosened, a sealing ring is arranged at the tail end of the outer cutting sleeve supported by a spring, the base 32 is driven by a cylinder to integrally advance, the butt joint pipe 35 is in butt joint with the outer flange of the oil pipe of the motor assembly speed reducer 1, the outer flange of the oil pipe and the balls form occlusion, 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 of the application is carried out according to the following steps:
1. the test bench sends a starting signal to start the butting tool, and the butting tool is automatically butted with the motor assembly reducer 1 in a sealing manner;
2. injecting compressed air into the whole device through the compressed air inlet 28, detecting the air tightness of the whole pipeline, and if the air tightness is in problem, stopping introducing the compressed air to troubleshoot the problem until the air tightness of the whole pipeline reaches the standard;
3. starting the oil injection pump 8, injecting the clean oil in the clean oil tank 4 into the motor assembly reducer 1, and starting the bench test of the motor assembly reducer 1;
4. after the oil is tested, an oil pumping signal is sent, the oil pump 6 is started, the oil pump 6 pumps dirty oil in the motor assembly speed reducer 1 into the weighing oil tank 5 for weighing, if the pumped oil amount does not reach the set weight, the test is proved to have problems, the device can give an alarm, and the oil injection and oil pumping conditions need to be further checked;
5. pumping all dirty oil in the weighing oil tank 5 into the first dirty oil tank 2 for storage, testing the amount of the dirty oil in the first dirty oil tank 2, if the dirty oil in the first dirty oil tank 2 is full (reaches a design liquid level), performing 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, guiding dirty oil in the first dirty oil tank 2 into a dewatering structure for dewatering and drying, enabling the dewatered and dried dirty oil to enter the second dirty oil tank 9, and starting the second oil pouring pump 31 to guide the dried 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 purification loop electromagnetic valve 36, and opening the circulating loop electromagnetic valve 13 to circularly filter and purify the dry dirty oil in the circulating oil tank 3 on the circulating pipeline, wherein the circulating oil pump 7 operates according to a set circulating flow value, and waits according to a set circulating time until the circulating frequency of the circulating oil pump 7 reaches a set frequency;
8. and starting the circulating oil pump 7, opening the oil purification loop electromagnetic valve 36, closing the circulating loop electromagnetic valve 13, and pumping the purified oil subjected to circulating filtration treatment into the oil purification tank 4 to complete the whole oil treatment process.
The device can run in various modes, such as a filling mode, an oil pumping mode, a water removing mode, a filtering mode and a clean oil returning mode.
The filling mode is that the clean oil in the clean oil tank 4 is filled into the motor assembly speed reducer 1, the oil filling pump 8 is started, the clean oil in the clean oil tank 4 enters the motor assembly speed reducer 1 through the oil filling pump 8, the filling fine filter 25, the oil filling flow meter 26 and the filling pipeline electromagnetic valve 27, the oil filling pressure sensor 24 detects filling pressure, and the oil filling flow meter 26 detects the volume of the filled oil.
The oil pumping mode is that dirty oil in the motor assembly speed reducer 1 is guided into the first dirty oil tank 2, the oil-well pump 6 is started, the dirty oil flows through the oil-well pump 6 and the dirty oil coarse filter 22 from the motor assembly speed reducer 1 and enters the first dirty oil tank 2, and the oil pumping flow meter 23 records the volume of pumped oil.
The dewatering mode refers to that the sump oil suction dewatering structure with in the first dirty oil tank 2 carries out the dewatering drying, starts first oil transfer pump 30, with the sump oil suction dewatering structure in the first dirty oil tank 2, in the dry sump oil after the dewatering structure is handled enters into second sump oil tank 9, in the sump oil in the second dirty oil tank 9 enters into circulating fuel tank 3 under the effect of second oil transfer pump 31.
The filtering mode is that dry dirty oil in the circulating oil tank 3 is subjected to circulating flow filtering treatment, the circulating oil pump 7 is started, the oil purifying loop electromagnetic valve 36 is closed, the circulating loop electromagnetic valve 13 is opened, dirty oil in the circulating oil tank 3 sequentially passes through the circulating coarse filter 15, the first fine filter 17 and the second fine filter 19 and then returns to the circulating oil tank 3, the coarse filtering pressure sensor 14 records the overflowing pressure of the circulating coarse filter 15, the first fine filtering pressure sensor 16 records the filtering pressure of the first fine filter 17, the second fine filtering pressure sensor records the filtering pressure of the second fine filter 19, and the circulating filtering flowmeter 20 records the volume of circulating filtered engine oil.
The clean oil return mode is that filtered clean oil in the circulating oil tank 3 is guided into the clean oil tank 4, the circulating oil pump 7 is started, the clean oil loop electromagnetic valve 36 is opened, the circulating loop electromagnetic valve 13 is closed, and clean oil in the circulating oil tank 3 enters the clean oil tank 4 through the circulating oil pump 7.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an engine oil filling circulation recovery unit which characterized in that: the device comprises a motor assembly 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 the dirty oil entering the first dirty oil tank (2) from the motor assembly reducer (1) is arranged on a pipeline between the motor assembly reducer (1) and the first dirty oil tank (2);
an oil well pump (6) is arranged on a pipeline between the motor assembly 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);
and an oil injection pump (8) is arranged on a pipeline between the clean oil tank (4) and the motor assembly speed reducer (1).
2. The engine oil filling circulation recovery device of claim 1, wherein: a second dirty oil tank (9) is arranged on a pipeline between the first dirty oil tank (2) and the circulating oil tank (3); and a water removing structure is arranged on a pipeline between the second dirty oil tank (9) and the first dirty oil tank (2).
3. The engine oil filling circulation recovery device of claim 2, wherein: the dewatering structure comprises an oleophylic dewatering device (10), a heater (11) and a vacuum dewatering device (12) which are sequentially arranged along the flowing direction of pipeline fluid.
4. The engine oil filling circulation recovery device of claim 1, wherein: the filter structure comprises a circulation 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); and a coarse filtering structure for performing coarse filtering on the sump oil and a fine filtering structure for performing fine filtering on the sump oil are arranged on the circulating pipeline.
5. The engine oil filling circulation recovery device of claim 4, wherein: the coarse filtering structure comprises a circulation loop electromagnetic valve (13), a coarse filtering pressure sensor (14) and a circulation coarse filter (15) which are sequentially arranged along the flow direction of circulation loop fluid; the circulation coarse filter (15) is a coarse filtering unit comprising two groups of coarse filters which are arranged in parallel.
6. The engine oil filling circulation recovery device of claim 5, wherein: the fine filtering structure comprises a first fine filtering pressure sensor (16), a first fine filtering pressure sensor (17), a second fine filtering pressure sensor (18), a second fine filtering pressure sensor (19) and a circulating filtering flowmeter (20), which are arranged on a circulating pipeline between the coarse filtering structure and the circulating oil tank (3) in sequence along the flowing direction of fluid in the circulating pipeline; the first fine filter (17) and the second fine filter (19) are fine filtering units comprising two groups of fine filters which are arranged in parallel.
7. The engine oil filling circulation recovery device of claim 1, wherein: and a liquid pumping pressure sensor (21), a dirty oil coarse filter (22) and an oil pumping flowmeter (23) which are sequentially arranged along the fluid flowing direction are arranged on a pipeline between the oil well pump (6) and the weighing oil tank (5).
8. The engine oil filling circulation recovery device of claim 1, wherein: an oil injection pressure sensor (24), an oil injection fine filter (25), an oil injection flow meter (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 flowing direction of the fluid.
9. The engine oil filling circulation recovery device of claim 8, wherein: and 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).
10. A machine oil filling cycle recovery device as set forth in claim 3, wherein: the oil pouring structure comprises a first oil pouring pump (30) arranged on a pipeline between the first dirty oil tank (2) and the water removing structure, and a second oil pouring pump (31) arranged on a pipeline between the second dirty oil tank (9) and the circulating oil tank (3).
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| CN202210945638.7A CN115419817B (en) | 2022-08-08 | 2022-08-08 | Engine oil filling circulation recovery device |
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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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| CN115419817B (en) | 2023-06-23 |
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